Wilmington Island weather in August
In August, Wilmington Island sees average daytime highs of 85°F and overnight lows near 77°F, with 5.9 in of rain across 18.8 wet days and about 13.2 hours of daylight. It is the 2nd-warmest and 1st-wettest month of the year here.
Day-to-day highs hold fairly steady near 85°F through the month. The sky is clear or mostly clear about 28% of the time in August, and the air most often feels oppressive.
Daylight stretches from about 13 h 36 min at the start of August to 12 h 42 min by month's end. Set against the rest of the year, August is Wilmington Island's 12th-clearest and 12th-windiest month. For the whole year in context, see Wilmington Island's year-round climate.
- Daytime high
- 85°
- 2nd warmest
- Overnight low
- 77°
- 11th coldest
- Rainfall
- 5.9 in
- 18.8 wet days
- Daylight
- 13 h 12 min
- 5:53 AM – 7:03 PM
- Cloud cover
- 60%
- 12th clearest
- Wind
- 8 mph
- 12th windiest
- Solar energy
- 5.6 kWh/m²
- Travel score
- 4.2
- out of 10
Wilmington Island is census-designated place in Chatham County, Georgia, United States.
- Density
- 613/km²
- people per km²
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in August
Day-to-day highs hold fairly steady near 85°F through the month.
A typical August day in Wilmington Island reaches about 85°F in the afternoon and slips back to 77°F overnight — a 8°F spread between the day's warmth and the night's chill. On most days the high lands between 81°F and 89°F. Set against its neighbours, August runs on par with July and about 3°F warmer than September.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°F) | 86 | 86 | 86 | 86 | 86 | 86 | 86 | 86 | 86 | 86 | 86 | 86 | 86 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 84 | 84 | 84 | 84 | 84 |
| Avg low (°F) | 78 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 76 | 76 | 76 | 76 | 76 | 76 | 76 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 86 | 78 |
| 2 | 86 | 77 |
| 3 | 86 | 77 |
| 4 | 86 | 77 |
| 5 | 86 | 77 |
| 6 | 86 | 77 |
| 7 | 86 | 77 |
| 8 | 86 | 77 |
| 9 | 86 | 77 |
| 10 | 86 | 77 |
| 11 | 86 | 77 |
| 12 | 86 | 77 |
| 13 | 86 | 77 |
| 14 | 85 | 77 |
| 15 | 85 | 77 |
| 16 | 85 | 77 |
| 17 | 85 | 77 |
| 18 | 85 | 77 |
| 19 | 85 | 77 |
| 20 | 85 | 77 |
| 21 | 85 | 77 |
| 22 | 85 | 77 |
| 23 | 85 | 77 |
| 24 | 85 | 77 |
| 25 | 85 | 76 |
| 26 | 85 | 76 |
| 27 | 84 | 76 |
| 28 | 84 | 76 |
| 29 | 84 | 76 |
| 30 | 84 | 76 |
| 31 | 84 | 76 |
How August really feels in Wilmington Island
Once humidity and wind are folded in, August averages 31 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.
The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Wilmington Island weather by month
How August compares with the rest of the year at a glance. August is the 2nd-warmest and 1st-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 58° / 46° | 3.4 | 8.8 | 10.1 | 4.6 |
| Feb | 60° / 48° | 3.3 | 8.7 | 10.8 | 5.0 |
| Mar | 65° / 53° | 3.1 | 8.2 | 11.8 | 6.4 |
| Apr | 72° / 60° | 2.7 | 6.8 | 12.8 | 7.3 |
| May | 78° / 68° | 2.3 | 8.4 | 13.6 | 7.1 |
| Jun | 84° / 75° | 4.6 | 15.4 | 14.1 | 5.0 |
| Jul | 86° / 77° | 4.5 | 16.3 | 13.9 | 4.2 |
| Aug | 85° / 77° | 5.9 | 18.8 | 13.2 | 4.2 |
| Sep | 82° / 73° | 4.8 | 13.6 | 12.2 | 5.7 |
| Oct | 75° / 65° | 3.8 | 7.8 | 11.2 | 7.4 |
| Nov | 67° / 55° | 2.3 | 6.3 | 10.4 | 6.9 |
| Dec | 61° / 49° | 3.4 | 8.7 | 9.9 | 5.3 |
Cloud cover in August
The sky is clear or mostly clear about 28% of the time in August, the cloudiest month of the year.
Beyond those clear spells, partly cloudy skies cover about 21% of August, with mostly cloudy or overcast conditions the remaining 52%. Skies tend to open up as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 46 | 46 | 45 | 46 | 46 | 46 | 47 | 47 | 47 | 47 | 48 | 49 | 48 | 48 | 48 | 49 | 48 | 48 | 48 | 49 | 49 | 49 | 48 | 50 | 50 | 50 | 50 | 51 | 50 | 51 | 51 |
| Cloudier (%) | 54 | 54 | 55 | 54 | 54 | 54 | 53 | 53 | 53 | 53 | 52 | 51 | 52 | 52 | 52 | 51 | 52 | 52 | 52 | 51 | 51 | 51 | 52 | 50 | 50 | 50 | 50 | 49 | 50 | 49 | 49 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 46 | 54 |
| 2 | 46 | 54 |
| 3 | 45 | 55 |
| 4 | 46 | 54 |
| 5 | 46 | 54 |
| 6 | 46 | 54 |
| 7 | 47 | 53 |
| 8 | 47 | 53 |
| 9 | 47 | 53 |
| 10 | 47 | 53 |
| 11 | 48 | 52 |
| 12 | 49 | 51 |
| 13 | 48 | 52 |
| 14 | 48 | 52 |
| 15 | 48 | 52 |
| 16 | 49 | 51 |
| 17 | 48 | 52 |
| 18 | 48 | 52 |
| 19 | 48 | 52 |
| 20 | 49 | 51 |
| 21 | 49 | 51 |
| 22 | 49 | 51 |
| 23 | 48 | 52 |
| 24 | 50 | 50 |
| 25 | 50 | 50 |
| 26 | 50 | 50 |
| 27 | 50 | 50 |
| 28 | 51 | 49 |
| 29 | 50 | 50 |
| 30 | 51 | 49 |
| 31 | 51 | 49 |
Chance of precipitation in August
Wilmington Island gets around 5.9 in of rain over 18.8 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 60% and peaks near 62% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 60 | 60 | 60 | 60 | 60 | 60 | 59 | 59 | 59 | 59 | 59 | 59 | 59 | 59 | 60 | 60 | 61 | 61 | 62 | 62 | 62 | 62 | 62 | 61 | 61 | 61 | 61 | 60 | 60 | 59 | 58 |
| Rain chance (%) | |
|---|---|
| 1 | 60 |
| 2 | 60 |
| 3 | 60 |
| 4 | 60 |
| 5 | 60 |
| 6 | 60 |
| 7 | 59 |
| 8 | 59 |
| 9 | 59 |
| 10 | 59 |
| 11 | 59 |
| 12 | 59 |
| 13 | 59 |
| 14 | 59 |
| 15 | 60 |
| 16 | 60 |
| 17 | 61 |
| 18 | 61 |
| 19 | 62 |
| 20 | 62 |
| 21 | 62 |
| 22 | 62 |
| 23 | 62 |
| 24 | 61 |
| 25 | 61 |
| 26 | 61 |
| 27 | 61 |
| 28 | 60 |
| 29 | 60 |
| 30 | 59 |
| 31 | 58 |
Humidity in August
Most of August feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, August lands in the oppressive band about 51% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Comfortable (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 |
| Humid (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 3 |
| Muggy (%) | 4 | 4 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 6 | 6 | 7 | 7 | 8 | 9 | 9 | 10 | 11 | 12 | 13 | 13 |
| Oppressive (%) | 48 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 48 | 49 | 49 | 50 | 52 | 52 | 54 | 54 | 56 | 56 | 56 | 57 | 57 | 57 | 58 | 59 | 59 |
| Miserable (%) | 47 | 47 | 47 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 47 | 46 | 45 | 44 | 42 | 41 | 39 | 38 | 36 | 35 | 34 | 32 | 30 | 29 | 27 | 25 | 24 |
| Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|
| 1 | 0 | 1 | 4 | 48 | 47 |
| 2 | 0 | 1 | 4 | 47 | 47 |
| 3 | 0 | 1 | 5 | 47 | 47 |
| 4 | 0 | 1 | 5 | 47 | 48 |
| 5 | 0 | 1 | 5 | 47 | 48 |
| 6 | 0 | 1 | 5 | 47 | 48 |
| 7 | 0 | 1 | 4 | 47 | 48 |
| 8 | 0 | 1 | 4 | 47 | 48 |
| 9 | 0 | 1 | 4 | 47 | 48 |
| 10 | 0 | 1 | 4 | 47 | 48 |
| 11 | 0 | 1 | 4 | 47 | 48 |
| 12 | 0 | 1 | 4 | 47 | 48 |
| 13 | 0 | 1 | 4 | 47 | 48 |
| 14 | 0 | 1 | 4 | 47 | 48 |
| 15 | 0 | 1 | 4 | 48 | 47 |
| 16 | 0 | 1 | 4 | 49 | 46 |
| 17 | 0 | 1 | 4 | 49 | 45 |
| 18 | 0 | 1 | 5 | 50 | 44 |
| 19 | 0 | 1 | 5 | 52 | 42 |
| 20 | 0 | 1 | 6 | 52 | 41 |
| 21 | 0 | 1 | 6 | 54 | 39 |
| 22 | 0 | 1 | 7 | 54 | 38 |
| 23 | 0 | 1 | 7 | 56 | 36 |
| 24 | 0 | 1 | 8 | 56 | 35 |
| 25 | 0 | 1 | 9 | 56 | 34 |
| 26 | 0 | 2 | 9 | 57 | 32 |
| 27 | 1 | 2 | 10 | 57 | 30 |
| 28 | 1 | 2 | 11 | 57 | 29 |
| 29 | 1 | 2 | 12 | 58 | 27 |
| 30 | 1 | 2 | 13 | 59 | 25 |
| 31 | 1 | 3 | 13 | 59 | 24 |
Wind in August
Winds average 8 mph in August, the calmest month.
Across August, daily wind ranges from about 8 mph on the calmest days to 9 mph at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (mph) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (mph) | Feels | |
|---|---|---|
| 1 | 8 | light breeze |
| 2 | 8 | light breeze |
| 3 | 8 | light breeze |
| 4 | 8 | light breeze |
| 5 | 8 | light breeze |
| 6 | 8 | light breeze |
| 7 | 8 | light breeze |
| 8 | 8 | light breeze |
| 9 | 8 | light breeze |
| 10 | 8 | light breeze |
| 11 | 8 | light breeze |
| 12 | 8 | light breeze |
| 13 | 8 | light breeze |
| 14 | 8 | light breeze |
| 15 | 8 | light breeze |
| 16 | 8 | light breeze |
| 17 | 8 | light breeze |
| 18 | 8 | light breeze |
| 19 | 8 | light breeze |
| 20 | 8 | light breeze |
| 21 | 8 | light breeze |
| 22 | 8 | light breeze |
| 23 | 8 | light breeze |
| 24 | 8 | light breeze |
| 25 | 8 | light breeze |
| 26 | 8 | light breeze |
| 27 | 8 | light breeze |
| 28 | 8 | light breeze |
| 29 | 9 | light breeze |
| 30 | 9 | light breeze |
| 31 | 9 | light breeze |
Sunrise & sunset in August
Daylight runs from about 13 h 36 min at the start of August to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 54 minutes over August. Sunrise moves from 5:42 AM to 6:02 AM, and sunset from 7:17 PM to 6:46 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 13.6 | 13.6 | 13.5 | 13.5 | 13.5 | 13.5 | 13.4 | 13.4 | 13.4 | 13.4 | 13.3 | 13.3 | 13.3 | 13.2 | 13.2 | 13.2 | 13.2 | 13.1 | 13.1 | 13.1 | 13.0 | 13.0 | 13.0 | 12.9 | 12.9 | 12.9 | 12.8 | 12.8 | 12.8 | 12.8 | 12.7 |
| Sunrise (AM) | 5:42 | 5:43 | 5:44 | 5:44 | 5:45 | 5:46 | 5:46 | 5:47 | 5:48 | 5:48 | 5:49 | 5:50 | 5:51 | 5:51 | 5:52 | 5:53 | 5:53 | 5:54 | 5:55 | 5:55 | 5:56 | 5:56 | 5:57 | 5:58 | 5:58 | 5:59 | 6:00 | 6:00 | 6:01 | 6:02 | 6:02 |
| Sunset (PM) | 7:17 | 7:17 | 7:16 | 7:15 | 7:14 | 7:13 | 7:12 | 7:12 | 7:11 | 7:10 | 7:09 | 7:08 | 7:07 | 7:06 | 7:05 | 7:03 | 7:02 | 7:01 | 7:00 | 6:59 | 6:58 | 6:57 | 6:56 | 6:54 | 6:53 | 6:52 | 6:51 | 6:49 | 6:48 | 6:47 | 6:46 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 13.6 | 5:42 | 7:17 |
| 2 | 13.6 | 5:43 | 7:17 |
| 3 | 13.5 | 5:44 | 7:16 |
| 4 | 13.5 | 5:44 | 7:15 |
| 5 | 13.5 | 5:45 | 7:14 |
| 6 | 13.5 | 5:46 | 7:13 |
| 7 | 13.4 | 5:46 | 7:12 |
| 8 | 13.4 | 5:47 | 7:12 |
| 9 | 13.4 | 5:48 | 7:11 |
| 10 | 13.4 | 5:48 | 7:10 |
| 11 | 13.3 | 5:49 | 7:09 |
| 12 | 13.3 | 5:50 | 7:08 |
| 13 | 13.3 | 5:51 | 7:07 |
| 14 | 13.2 | 5:51 | 7:06 |
| 15 | 13.2 | 5:52 | 7:05 |
| 16 | 13.2 | 5:53 | 7:03 |
| 17 | 13.2 | 5:53 | 7:02 |
| 18 | 13.1 | 5:54 | 7:01 |
| 19 | 13.1 | 5:55 | 7:00 |
| 20 | 13.1 | 5:55 | 6:59 |
| 21 | 13.0 | 5:56 | 6:58 |
| 22 | 13.0 | 5:56 | 6:57 |
| 23 | 13.0 | 5:57 | 6:56 |
| 24 | 12.9 | 5:58 | 6:54 |
| 25 | 12.9 | 5:58 | 6:53 |
| 26 | 12.9 | 5:59 | 6:52 |
| 27 | 12.8 | 6:00 | 6:51 |
| 28 | 12.8 | 6:00 | 6:49 |
| 29 | 12.8 | 6:01 | 6:48 |
| 30 | 12.8 | 6:02 | 6:47 |
| 31 | 12.7 | 6:02 | 6:46 |
Solar energy in August
Average shortwave solar energy reaching the ground each day in August, about 5.6 kWh/m².
For context, solar energy here swings from a low near 2.68 kWh/m² to a high of 6.59 kWh/m² in May across the year — August's 5.6 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 6.0 | 5.9 | 5.9 | 5.9 | 5.9 | 5.9 | 5.8 | 5.8 | 5.8 | 5.8 | 5.8 | 5.7 | 5.7 | 5.7 | 5.7 | 5.6 | 5.6 | 5.6 | 5.6 | 5.5 | 5.5 | 5.5 | 5.4 | 5.4 | 5.4 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.2 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 6.0 | Bright |
| 2 | 5.9 | Bright |
| 3 | 5.9 | Bright |
| 4 | 5.9 | Bright |
| 5 | 5.9 | Bright |
| 6 | 5.9 | Bright |
| 7 | 5.8 | Bright |
| 8 | 5.8 | Bright |
| 9 | 5.8 | Bright |
| 10 | 5.8 | Bright |
| 11 | 5.8 | Bright |
| 12 | 5.7 | Bright |
| 13 | 5.7 | Bright |
| 14 | 5.7 | Bright |
| 15 | 5.7 | Bright |
| 16 | 5.6 | Bright |
| 17 | 5.6 | Bright |
| 18 | 5.6 | Bright |
| 19 | 5.6 | Bright |
| 20 | 5.5 | Bright |
| 21 | 5.5 | Bright |
| 22 | 5.5 | Bright |
| 23 | 5.4 | Bright |
| 24 | 5.4 | Bright |
| 25 | 5.4 | Bright |
| 26 | 5.3 | Bright |
| 27 | 5.3 | Bright |
| 28 | 5.3 | Bright |
| 29 | 5.3 | Bright |
| 30 | 5.3 | Bright |
| 31 | 5.2 | Bright |
Hazard calendar for Wilmington Island
In August, Wilmington Island sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.
Wilmington Island sits in the Atlantic hurricane belt; the season peaks August–October.
Is August a good time to visit Wilmington Island?
Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
August is a reasonable time to visit Wilmington Island for sightseeing.
What to pack for Wilmington Island in August
From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In August, Wilmington Island sees daytime highs around 85°F and nights near 77°F. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.
Sea temperature near Wilmington Island in August
The nearest coast averages about 84°F in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 11 mi away) is warmest in August at about 84°F and coldest in February near 58°F.
It's comfortable for a long swim from Apr 22 to Nov 16 — about 6.9 months when the water holds above 68°F.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 59 | 58 | 61 | 67 | 74 | 80 | 83 | 84 | 82 | 76 | 68 | 62 |
| Comfort | Cool | Bracing | Cool | Cool | Refreshing | Warm | Tropical | Tropical | Warm | Warm | Refreshing | Cool |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 59 | Cool |
| Feb | 58 | Bracing |
| Mar | 61 | Cool |
| Apr | 67 | Cool |
| May | 74 | Refreshing |
| Jun | 80 | Warm |
| Jul | 83 | Tropical |
| Aug | 84 | Tropical |
| Sep | 82 | Warm |
| Oct | 76 | Warm |
| Nov | 68 | Refreshing |
| Dec | 62 | Cool |
UV index in Wilmington Island in August
Clear-sky midday UV in August peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Wilmington Island peaks around July 13 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 3 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 4 | 5 | 7 | 7 | 9 | 10 | 10 | 9 | 8 | 6 | 5 | 3 |
| Level | Moderate | High | High | High | Very high | Very high | Very high | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 4 | Moderate |
| Feb | 5 | High |
| Mar | 7 | High |
| Apr | 7 | High |
| May | 9 | Very high |
| Jun | 10 | Very high |
| Jul | 10 | Very high |
| Aug | 9 | Very high |
| Sep | 8 | Very high |
| Oct | 6 | High |
| Nov | 5 | Moderate |
| Dec | 3 | Moderate |
Air quality in Wilmington Island in August
Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.
Air quality in Wilmington Island is worst in March — around 25 µg/m³ PM2.5 (moderate), about 3.4× the cleanest month (December, 7 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 9 | 12 | 25 | 14 | 14 | 15 | 17 | 15 | 11 | 8 | 8 | 7 |
| Level | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 12 | Moderate |
| Mar | 25 | Moderate |
| Apr | 14 | Moderate |
| May | 14 | Moderate |
| Jun | 15 | Moderate |
| Jul | 17 | Moderate |
| Aug | 15 | Moderate |
| Sep | 11 | Good |
| Oct | 8 | Good |
| Nov | 8 | Good |
| Dec | 7 | Good |
Where is Wilmington Island?
Wilmington Island sits at 32.0°N, 81.0°W, 10 ft above sea level, in United States. The nearest listed city is Savannah, 9.3 mi away.
Topography around Wilmington Island
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Wilmington Island.
Within 2 miles, the terrain around Wilmington Island has only modest variations in elevation — a maximum elevation change of 118 ft around an average of 16 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 131 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 289 ft.
The land around Wilmington Island is covered by wetland (41%) and trees (37%) within 2 miles, water (38%) and wetland (33%) within 10 miles, and trees (49%) and water (34%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Wilmington Island (32.0035°, -80.9737°, elevation 10 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).