Charleston weather in June
In June, Charleston sees average daytime highs of 81°F and overnight lows near 64°F, with 4.9 in of rain across 14.2 wet days and about 14.6 hours of daylight. It is the 3rd-warmest and 3rd-wettest month of the year here.
Highs climb over the month, from about 78°F in the first days to 83°F by the end. The sky is clear or mostly clear about 27% of the time in June, and the air most often feels muggy.
Daylight stretches from about 14 h 30 min at the start of June to 14 h 36 min by month's end. Set against the rest of the year, June is Charleston's 6th-clearest and 9th-windiest month. For the whole year in context, see Charleston's year-round climate.
- Daytime high
- 81°
- 3rd warmest
- Overnight low
- 64°
- 10th coldest
- Rainfall
- 4.9 in
- 14.2 wet days
- Daylight
- 14 h 42 min
- 5:07 AM – 7:46 PM
- Cloud cover
- 60%
- 6th clearest
- Wind
- 5 mph
- 9th windiest
- Solar energy
- 6.09 kWh/m²
- Travel score
- 5.8
- out of 10
Charleston is capital city of the U.S. state of West Virginia and seat of Kanawha County.
- Density
- 554/km²
- people per km²
- Founded
- 1786
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in June
Highs climb over the month, from about 78°F in the first days to 83°F by the end.
A typical June day in Charleston reaches about 81°F in the afternoon and slips back to 64°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 73°F and 88°F. Set against its neighbours, June runs about 7°F warmer than May and about 3°F cooler than July.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°F) | 78 | 78 | 78 | 78 | 78 | 79 | 79 | 79 | 80 | 80 | 80 | 80 | 80 | 81 | 81 | 81 | 81 | 81 | 82 | 82 | 82 | 82 | 82 | 82 | 82 | 82 | 83 | 83 | 83 | 83 |
| Avg low (°F) | 60 | 61 | 61 | 61 | 61 | 62 | 62 | 62 | 62 | 63 | 63 | 63 | 64 | 64 | 64 | 64 | 64 | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 66 | 66 | 66 | 66 | 66 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 78 | 60 |
| 2 | 78 | 61 |
| 3 | 78 | 61 |
| 4 | 78 | 61 |
| 5 | 78 | 61 |
| 6 | 79 | 62 |
| 7 | 79 | 62 |
| 8 | 79 | 62 |
| 9 | 80 | 62 |
| 10 | 80 | 63 |
| 11 | 80 | 63 |
| 12 | 80 | 63 |
| 13 | 80 | 64 |
| 14 | 81 | 64 |
| 15 | 81 | 64 |
| 16 | 81 | 64 |
| 17 | 81 | 64 |
| 18 | 81 | 65 |
| 19 | 82 | 65 |
| 20 | 82 | 65 |
| 21 | 82 | 65 |
| 22 | 82 | 65 |
| 23 | 82 | 65 |
| 24 | 82 | 65 |
| 25 | 82 | 65 |
| 26 | 82 | 66 |
| 27 | 83 | 66 |
| 28 | 83 | 66 |
| 29 | 83 | 66 |
| 30 | 83 | 66 |
How June really feels in Charleston
Once humidity and wind are folded in, June averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.
June sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Charleston weather by month
How June compares with the rest of the year at a glance. June is the 3rd-warmest and 3rd-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 43° / 28° | 4.0 | 12.1 | 4.8 | 9.6 | 0.5 |
| Feb | 46° / 30° | 3.8 | 11.9 | 4.3 | 10.5 | 1.2 |
| Mar | 55° / 37° | 4.7 | 13.5 | 2.8 | 11.7 | 3.3 |
| Apr | 67° / 47° | 4.3 | 13.1 | 0.5 | 13 | 5.5 |
| May | 73° / 56° | 5.0 | 14.6 | 0 | 14.1 | 6.0 |
| Jun | 81° / 64° | 4.9 | 14.2 | 0 | 14.6 | 5.8 |
| Jul | 83° / 67° | 5.0 | 14.2 | 0 | 14.4 | 5.2 |
| Aug | 82° / 66° | 3.9 | 11.5 | 0 | 13.5 | 6.0 |
| Sep | 77° / 59° | 3.8 | 9.4 | 0 | 12.3 | 6.9 |
| Oct | 67° / 48° | 3.4 | 9.5 | 0.1 | 11 | 6.3 |
| Nov | 56° / 38° | 3.4 | 9.9 | 1 | 9.9 | 3.7 |
| Dec | 47° / 32° | 4.1 | 12 | 3 | 9.4 | 1.3 |
Cloud cover in June
The sky is clear or mostly clear about 27% of the time in June.
Beyond those clear spells, partly cloudy skies cover about 23% of June, with mostly cloudy or overcast conditions the remaining 50%.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 47 | 46 | 47 | 49 | 49 | 50 | 50 | 51 | 51 | 51 | 52 | 52 | 52 | 52 | 53 | 52 | 52 | 51 | 51 | 51 | 51 | 50 | 49 | 49 | 48 | 49 | 49 | 49 | 49 | 49 |
| Cloudier (%) | 53 | 54 | 53 | 51 | 51 | 50 | 50 | 49 | 49 | 49 | 48 | 48 | 48 | 48 | 47 | 48 | 48 | 49 | 49 | 49 | 49 | 50 | 51 | 51 | 52 | 51 | 51 | 51 | 51 | 51 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 47 | 53 |
| 2 | 46 | 54 |
| 3 | 47 | 53 |
| 4 | 49 | 51 |
| 5 | 49 | 51 |
| 6 | 50 | 50 |
| 7 | 50 | 50 |
| 8 | 51 | 49 |
| 9 | 51 | 49 |
| 10 | 51 | 49 |
| 11 | 52 | 48 |
| 12 | 52 | 48 |
| 13 | 52 | 48 |
| 14 | 52 | 48 |
| 15 | 53 | 47 |
| 16 | 52 | 48 |
| 17 | 52 | 48 |
| 18 | 51 | 49 |
| 19 | 51 | 49 |
| 20 | 51 | 49 |
| 21 | 51 | 49 |
| 22 | 50 | 50 |
| 23 | 49 | 51 |
| 24 | 49 | 51 |
| 25 | 48 | 52 |
| 26 | 49 | 51 |
| 27 | 49 | 51 |
| 28 | 49 | 51 |
| 29 | 49 | 51 |
| 30 | 49 | 51 |
Chance of precipitation in June
Charleston gets around 4.9 in of rain over 14.2 wet days in June. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 47% and peaks near 48% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 46 | 46 | 46 | 46 | 47 | 47 | 47 | 47 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 47 | 47 | 47 | 46 | 46 | 46 | 45 | 45 | 45 | 45 | 44 | 44 |
| Rain chance (%) | |
|---|---|
| 1 | 46 |
| 2 | 46 |
| 3 | 46 |
| 4 | 46 |
| 5 | 47 |
| 6 | 47 |
| 7 | 47 |
| 8 | 47 |
| 9 | 48 |
| 10 | 48 |
| 11 | 48 |
| 12 | 48 |
| 13 | 48 |
| 14 | 48 |
| 15 | 48 |
| 16 | 48 |
| 17 | 48 |
| 18 | 48 |
| 19 | 47 |
| 20 | 47 |
| 21 | 47 |
| 22 | 46 |
| 23 | 46 |
| 24 | 46 |
| 25 | 45 |
| 26 | 45 |
| 27 | 45 |
| 28 | 45 |
| 29 | 44 |
| 30 | 44 |
Humidity in June
Most of June feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, June lands in the muggy band about 38% of days. Sticky, muggy-or-worse air turns up on roughly 44% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 25 | 24 | 24 | 23 | 22 | 21 | 20 | 20 | 19 | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 11 | 10 | 10 | 9 | 9 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 5 |
| Comfortable (%) | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 21 | 21 | 20 | 19 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 |
| Humid (%) | 28 | 28 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 |
| Muggy (%) | 22 | 23 | 24 | 25 | 27 | 28 | 29 | 31 | 32 | 34 | 35 | 37 | 38 | 39 | 40 | 41 | 42 | 42 | 43 | 43 | 44 | 44 | 45 | 45 | 45 | 46 | 46 | 46 | 46 | 46 |
| Oppressive (%) | 1 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 4 | 4 | 4 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 9 | 10 | 11 | 11 | 12 | 13 | 13 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 25 | 23 | 28 | 22 | 1 |
| 2 | 24 | 23 | 28 | 23 | 2 |
| 3 | 24 | 23 | 27 | 24 | 2 |
| 4 | 23 | 23 | 27 | 25 | 2 |
| 5 | 22 | 23 | 26 | 27 | 2 |
| 6 | 21 | 23 | 26 | 28 | 2 |
| 7 | 20 | 22 | 25 | 29 | 3 |
| 8 | 20 | 22 | 25 | 31 | 3 |
| 9 | 19 | 21 | 25 | 32 | 3 |
| 10 | 18 | 21 | 24 | 34 | 4 |
| 11 | 17 | 20 | 24 | 35 | 4 |
| 12 | 16 | 19 | 24 | 37 | 4 |
| 13 | 15 | 18 | 24 | 38 | 5 |
| 14 | 14 | 18 | 24 | 39 | 5 |
| 15 | 13 | 17 | 24 | 40 | 6 |
| 16 | 12 | 17 | 24 | 41 | 6 |
| 17 | 11 | 16 | 24 | 42 | 7 |
| 18 | 10 | 16 | 24 | 42 | 7 |
| 19 | 10 | 16 | 24 | 43 | 7 |
| 20 | 9 | 16 | 24 | 43 | 8 |
| 21 | 9 | 16 | 24 | 44 | 8 |
| 22 | 8 | 15 | 24 | 44 | 9 |
| 23 | 8 | 15 | 24 | 45 | 9 |
| 24 | 7 | 14 | 24 | 45 | 9 |
| 25 | 7 | 14 | 23 | 45 | 10 |
| 26 | 7 | 14 | 23 | 46 | 11 |
| 27 | 6 | 14 | 23 | 46 | 11 |
| 28 | 6 | 13 | 23 | 46 | 12 |
| 29 | 6 | 13 | 23 | 46 | 13 |
| 30 | 5 | 13 | 23 | 46 | 13 |
Wind in June
Winds average 5 mph in June.
Across June, daily wind ranges from about 5 mph on the calmest days to 6 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (mph) | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (mph) | Feels | |
|---|---|---|
| 1 | 6 | calm |
| 2 | 6 | calm |
| 3 | 6 | calm |
| 4 | 5 | calm |
| 5 | 5 | calm |
| 6 | 5 | calm |
| 7 | 5 | calm |
| 8 | 5 | calm |
| 9 | 5 | calm |
| 10 | 5 | calm |
| 11 | 5 | calm |
| 12 | 5 | calm |
| 13 | 5 | calm |
| 14 | 5 | calm |
| 15 | 5 | calm |
| 16 | 5 | calm |
| 17 | 5 | calm |
| 18 | 5 | calm |
| 19 | 5 | calm |
| 20 | 5 | calm |
| 21 | 5 | calm |
| 22 | 5 | calm |
| 23 | 5 | calm |
| 24 | 5 | calm |
| 25 | 5 | calm |
| 26 | 5 | calm |
| 27 | 5 | calm |
| 28 | 5 | calm |
| 29 | 5 | calm |
| 30 | 5 | calm |
Sunrise & sunset in June
Daylight runs from about 14 h 30 min at the start of June to 14 h 36 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 6 minutes over June. Sunrise moves from 5:10 AM to 5:10 AM, and sunset from 7:38 PM to 7:49 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 14.5 | 14.5 | 14.5 | 14.5 | 14.5 | 14.6 | 14.6 | 14.6 | 14.6 | 14.6 | 14.6 | 14.6 | 14.6 | 14.6 | 14.6 | 14.7 | 14.7 | 14.7 | 14.7 | 14.7 | 14.7 | 14.7 | 14.7 | 14.7 | 14.7 | 14.7 | 14.7 | 14.7 | 14.7 | 14.6 |
| Sunrise (AM) | 5:10 | 5:10 | 5:09 | 5:09 | 5:09 | 5:08 | 5:08 | 5:08 | 5:08 | 5:07 | 5:07 | 5:07 | 5:07 | 5:07 | 5:07 | 5:07 | 5:07 | 5:07 | 5:07 | 5:07 | 5:08 | 5:08 | 5:08 | 5:08 | 5:09 | 5:09 | 5:09 | 5:09 | 5:10 | 5:10 |
| Sunset (PM) | 7:38 | 7:39 | 7:39 | 7:40 | 7:41 | 7:41 | 7:42 | 7:43 | 7:43 | 7:44 | 7:44 | 7:45 | 7:45 | 7:46 | 7:46 | 7:46 | 7:47 | 7:47 | 7:47 | 7:48 | 7:48 | 7:48 | 7:48 | 7:49 | 7:49 | 7:49 | 7:49 | 7:49 | 7:49 | 7:49 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 14.5 | 5:10 | 7:38 |
| 2 | 14.5 | 5:10 | 7:39 |
| 3 | 14.5 | 5:09 | 7:39 |
| 4 | 14.5 | 5:09 | 7:40 |
| 5 | 14.5 | 5:09 | 7:41 |
| 6 | 14.6 | 5:08 | 7:41 |
| 7 | 14.6 | 5:08 | 7:42 |
| 8 | 14.6 | 5:08 | 7:43 |
| 9 | 14.6 | 5:08 | 7:43 |
| 10 | 14.6 | 5:07 | 7:44 |
| 11 | 14.6 | 5:07 | 7:44 |
| 12 | 14.6 | 5:07 | 7:45 |
| 13 | 14.6 | 5:07 | 7:45 |
| 14 | 14.6 | 5:07 | 7:46 |
| 15 | 14.6 | 5:07 | 7:46 |
| 16 | 14.7 | 5:07 | 7:46 |
| 17 | 14.7 | 5:07 | 7:47 |
| 18 | 14.7 | 5:07 | 7:47 |
| 19 | 14.7 | 5:07 | 7:47 |
| 20 | 14.7 | 5:07 | 7:48 |
| 21 | 14.7 | 5:08 | 7:48 |
| 22 | 14.7 | 5:08 | 7:48 |
| 23 | 14.7 | 5:08 | 7:48 |
| 24 | 14.7 | 5:08 | 7:49 |
| 25 | 14.7 | 5:09 | 7:49 |
| 26 | 14.7 | 5:09 | 7:49 |
| 27 | 14.7 | 5:09 | 7:49 |
| 28 | 14.7 | 5:09 | 7:49 |
| 29 | 14.7 | 5:10 | 7:49 |
| 30 | 14.6 | 5:10 | 7:49 |
Solar energy in June
Average shortwave solar energy reaching the ground each day in June, about 6.09 kWh/m² — the sunniest month for solar.
For context, solar energy here swings from a low near 1.76 kWh/m² to a high of 6.09 kWh/m² in June across the year — June's 6.09 kWh/m² sits near the top of that range.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 |
| Level | Bright | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 6.0 | Bright |
| 2 | 6.0 | Intense |
| 3 | 6.0 | Intense |
| 4 | 6.0 | Intense |
| 5 | 6.0 | Intense |
| 6 | 6.0 | Intense |
| 7 | 6.0 | Intense |
| 8 | 6.0 | Intense |
| 9 | 6.1 | Intense |
| 10 | 6.1 | Intense |
| 11 | 6.1 | Intense |
| 12 | 6.1 | Intense |
| 13 | 6.1 | Intense |
| 14 | 6.1 | Intense |
| 15 | 6.1 | Intense |
| 16 | 6.1 | Intense |
| 17 | 6.1 | Intense |
| 18 | 6.1 | Intense |
| 19 | 6.2 | Intense |
| 20 | 6.2 | Intense |
| 21 | 6.2 | Intense |
| 22 | 6.2 | Intense |
| 23 | 6.2 | Intense |
| 24 | 6.2 | Intense |
| 25 | 6.2 | Intense |
| 26 | 6.1 | Intense |
| 27 | 6.1 | Intense |
| 28 | 6.1 | Intense |
| 29 | 6.1 | Intense |
| 30 | 6.1 | Intense |
Is June a good time to visit Charleston?
Our two travel scores rate June for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
June is a reasonable time to visit Charleston for sightseeing.
What to pack for Charleston in June
From June's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In June, Charleston sees daytime highs around 81°F and nights near 64°F. Pack light clothes, rain gear and sun protection. About 14 days see rain.
UV index in Charleston in June
Clear-sky midday UV in June 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 Charleston peaks around June 20 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 3 | 2 |
| Level | Moderate | Moderate | High | High | Very high | Very high | Very high | Very high | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Moderate |
| Feb | 3 | Moderate |
| Mar | 5 | High |
| Apr | 6 | High |
| May | 8 | Very high |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 4 | Moderate |
| Nov | 3 | Moderate |
| Dec | 2 | Low |
Air quality in Charleston in June
Average fine-particle pollution (PM2.5) through the year — so you can see where June falls, not just the annual average.
Air quality in Charleston is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.8× 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) | 8 | 9 | 9 | 11 | 14 | 17 | 18 | 15 | 12 | 7 | 7 | 7 |
| Level | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 8 | Good |
| Feb | 9 | Good |
| Mar | 9 | Good |
| Apr | 11 | Good |
| May | 14 | Moderate |
| Jun | 17 | Moderate |
| Jul | 18 | Moderate |
| Aug | 15 | Moderate |
| Sep | 12 | Good |
| Oct | 7 | Good |
| Nov | 7 | Good |
| Dec | 7 | Good |
Where is Charleston?
Charleston sits at 38.3°N, 81.6°W, 597 ft above sea level, in United States. The nearest listed city is Huntington, 44 mi away.
Topography around Charleston
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Charleston.
Within 2 miles, the terrain around Charleston has only modest variations in elevation — a maximum elevation change of 623 ft around an average of 814 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,148 ft; within 50 miles, large variations in elevation — a maximum elevation change of 3,002 ft.
The land around Charleston is covered by trees (63%) and artificial surfaces (26%) within 2 miles, trees (89%) within 10 miles, and trees (93%) 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 Charleston (38.3498°, -81.6326°, elevation 597 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. 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).