Sunan weather in July
In July, Sunan sees average daytime highs of 28°C and overnight lows near 21°C, with 294 mm of rain across 16.4 wet days and about 14.5 hours of daylight. It is the 2nd-warmest and 1st-wettest month of the year here.
Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 17% of the time in July, and the air most often feels oppressive.
Daylight stretches from about 14 h 42 min at the start of July to 14 h 06 min by month's end. Set against the rest of the year, July is Sunan's 12th-clearest and 8th-windiest month. For the whole year in context, see Sunan's year-round climate.
- Daytime high
- 28°
- 2nd warmest
- Overnight low
- 21°
- 12th coldest
- Rainfall
- 294 mm
- 16.4 wet days
- Daylight
- 14 h 30 min
- 5:28 AM – 7:58 PM
- Cloud cover
- 72%
- 12th clearest
- Wind
- 9 km/h
- 8th windiest
- Solar energy
- 4.42 kWh/m²
- Travel score
- 4.9
- out of 10
Temperature in July
Day-to-day highs hold fairly steady near 28°C through the month.
A typical July day in Sunan reaches about 28°C in the afternoon and slips back to 21°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 32°C. Set against its neighbours, July runs about 2°C warmer than June and on par with August.
| 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 (°C) | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
| Avg low (°C) | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 28 | 20 |
| 2 | 28 | 20 |
| 3 | 28 | 20 |
| 4 | 28 | 20 |
| 5 | 28 | 20 |
| 6 | 28 | 20 |
| 7 | 28 | 20 |
| 8 | 28 | 21 |
| 9 | 28 | 21 |
| 10 | 28 | 21 |
| 11 | 28 | 21 |
| 12 | 28 | 21 |
| 13 | 28 | 21 |
| 14 | 28 | 21 |
| 15 | 28 | 21 |
| 16 | 28 | 21 |
| 17 | 28 | 21 |
| 18 | 28 | 22 |
| 19 | 28 | 22 |
| 20 | 28 | 22 |
| 21 | 29 | 22 |
| 22 | 29 | 22 |
| 23 | 29 | 22 |
| 24 | 29 | 22 |
| 25 | 29 | 22 |
| 26 | 29 | 22 |
| 27 | 29 | 22 |
| 28 | 29 | 23 |
| 29 | 29 | 23 |
| 30 | 29 | 23 |
| 31 | 29 | 23 |
How July really feels in Sunan
Once humidity and wind are folded in, July averages 6 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in July is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Sunan weather by month
How July compares with the rest of the year at a glance. July is the 2nd-warmest and 1st-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | -1° / -10° | 13 | 3 | 2.8 | 9.6 | 0.0 |
| Feb | 3° / -6° | 21 | 3.7 | 2.4 | 10.5 | 0.0 |
| Mar | 9° / -1° | 29 | 5 | 1.4 | 11.7 | 2.2 |
| Apr | 17° / 6° | 57 | 6.7 | 0.2 | 13 | 5.8 |
| May | 23° / 12° | 101 | 8.2 | 0 | 14.1 | 7.1 |
| Jun | 27° / 17° | 117 | 10.3 | 0 | 14.7 | 6.5 |
| Jul | 28° / 21° | 294 | 16.4 | 0 | 14.5 | 4.9 |
| Aug | 29° / 21° | 244 | 14 | 0 | 13.5 | 5.1 |
| Sep | 25° / 16° | 100 | 6.9 | 0 | 12.3 | 7.3 |
| Oct | 19° / 8° | 50 | 6.2 | 0 | 11 | 6.6 |
| Nov | 9° / 1° | 51 | 7.4 | 0.8 | 9.9 | 2.2 |
| Dec | 1° / -7° | 25 | 5.5 | 3.3 | 9.3 | 0.0 |
Cloud cover in July
The sky is clear or mostly clear about 17% of the time in July, the cloudiest month of the year.
Beyond those clear spells, partly cloudy skies cover about 14% of July, with mostly cloudy or overcast conditions the remaining 68%.
| 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 (%) | 40 | 38 | 38 | 38 | 37 | 36 | 36 | 35 | 35 | 33 | 33 | 31 | 31 | 30 | 29 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 29 | 29 | 28 | 28 | 29 | 30 | 30 | 31 |
| Cloudier (%) | 60 | 62 | 62 | 62 | 63 | 64 | 64 | 65 | 65 | 67 | 67 | 69 | 69 | 70 | 71 | 72 | 72 | 72 | 73 | 73 | 73 | 73 | 73 | 71 | 71 | 72 | 72 | 71 | 70 | 70 | 69 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 40 | 60 |
| 2 | 38 | 62 |
| 3 | 38 | 62 |
| 4 | 38 | 62 |
| 5 | 37 | 63 |
| 6 | 36 | 64 |
| 7 | 36 | 64 |
| 8 | 35 | 65 |
| 9 | 35 | 65 |
| 10 | 33 | 67 |
| 11 | 33 | 67 |
| 12 | 31 | 69 |
| 13 | 31 | 69 |
| 14 | 30 | 70 |
| 15 | 29 | 71 |
| 16 | 28 | 72 |
| 17 | 28 | 72 |
| 18 | 28 | 72 |
| 19 | 27 | 73 |
| 20 | 27 | 73 |
| 21 | 27 | 73 |
| 22 | 27 | 73 |
| 23 | 27 | 73 |
| 24 | 29 | 71 |
| 25 | 29 | 71 |
| 26 | 28 | 72 |
| 27 | 28 | 72 |
| 28 | 29 | 71 |
| 29 | 30 | 70 |
| 30 | 30 | 70 |
| 31 | 31 | 69 |
Chance of precipitation in July
Sunan gets around 294 mm of rain over 16.4 wet days in July, the wettest month. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 53% and peaks near 58% on the wettest days. The odds climb toward the end of the month.
| 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 (%) | 44 | 45 | 45 | 45 | 46 | 46 | 47 | 48 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 57 | 57 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 |
| Rain chance (%) | |
|---|---|
| 1 | 44 |
| 2 | 45 |
| 3 | 45 |
| 4 | 45 |
| 5 | 46 |
| 6 | 46 |
| 7 | 47 |
| 8 | 48 |
| 9 | 48 |
| 10 | 49 |
| 11 | 50 |
| 12 | 51 |
| 13 | 52 |
| 14 | 53 |
| 15 | 54 |
| 16 | 55 |
| 17 | 56 |
| 18 | 57 |
| 19 | 57 |
| 20 | 57 |
| 21 | 58 |
| 22 | 58 |
| 23 | 58 |
| 24 | 58 |
| 25 | 58 |
| 26 | 58 |
| 27 | 58 |
| 28 | 58 |
| 29 | 58 |
| 30 | 58 |
| 31 | 58 |
Humidity in July
Most of July feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, July lands in the oppressive band about 41% of days. Sticky, muggy-or-worse air turns up on roughly 87% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 1 | 1 | 1 | 1 | 1 | 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 |
| Comfortable (%) | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Humid (%) | 18 | 17 | 16 | 15 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 9 | 8 | 7 | 7 | 6 | 5 | 5 | 4 | 4 | 4 | 3 | 3 |
| Muggy (%) | 59 | 58 | 57 | 56 | 55 | 56 | 54 | 53 | 50 | 48 | 46 | 44 | 42 | 40 | 37 | 35 | 33 | 31 | 29 | 28 | 26 | 24 | 22 | 21 | 19 | 18 | 17 | 17 | 16 | 15 | 15 |
| Oppressive (%) | 17 | 19 | 21 | 23 | 24 | 26 | 28 | 30 | 32 | 34 | 36 | 37 | 39 | 41 | 43 | 44 | 46 | 48 | 49 | 50 | 51 | 53 | 53 | 53 | 55 | 55 | 56 | 55 | 55 | 56 | 56 |
| Miserable (%) | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 10 | 11 | 12 | 14 | 15 | 17 | 19 | 20 | 22 | 23 | 24 | 25 | 26 | 26 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|---|
| 1 | 1 | 5 | 18 | 59 | 17 | 0 |
| 2 | 1 | 5 | 17 | 58 | 19 | 0 |
| 3 | 1 | 5 | 16 | 57 | 21 | 0 |
| 4 | 1 | 5 | 15 | 56 | 23 | 1 |
| 5 | 1 | 5 | 14 | 55 | 24 | 1 |
| 6 | 0 | 4 | 13 | 56 | 26 | 1 |
| 7 | 0 | 4 | 13 | 54 | 28 | 1 |
| 8 | 0 | 4 | 12 | 53 | 30 | 1 |
| 9 | 0 | 4 | 12 | 50 | 32 | 2 |
| 10 | 0 | 4 | 12 | 48 | 34 | 2 |
| 11 | 0 | 4 | 12 | 46 | 36 | 2 |
| 12 | 0 | 4 | 11 | 44 | 37 | 3 |
| 13 | 0 | 3 | 11 | 42 | 39 | 4 |
| 14 | 0 | 3 | 11 | 40 | 41 | 5 |
| 15 | 0 | 3 | 11 | 37 | 43 | 6 |
| 16 | 0 | 3 | 10 | 35 | 44 | 7 |
| 17 | 0 | 2 | 10 | 33 | 46 | 8 |
| 18 | 0 | 2 | 10 | 31 | 48 | 10 |
| 19 | 0 | 2 | 9 | 29 | 49 | 11 |
| 20 | 0 | 1 | 9 | 28 | 50 | 12 |
| 21 | 0 | 1 | 8 | 26 | 51 | 14 |
| 22 | 0 | 1 | 7 | 24 | 53 | 15 |
| 23 | 0 | 1 | 7 | 22 | 53 | 17 |
| 24 | 0 | 1 | 6 | 21 | 53 | 19 |
| 25 | 0 | 1 | 5 | 19 | 55 | 20 |
| 26 | 0 | 0 | 5 | 18 | 55 | 22 |
| 27 | 0 | 0 | 4 | 17 | 56 | 23 |
| 28 | 0 | 0 | 4 | 17 | 55 | 24 |
| 29 | 0 | 0 | 4 | 16 | 55 | 25 |
| 30 | 0 | 0 | 3 | 15 | 56 | 26 |
| 31 | 0 | 0 | 3 | 15 | 56 | 26 |
Wind in July
Winds average 9 km/h in July.
Across July, daily wind ranges from about 9 km/h on the calmest days to 10 km/h 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 (km/h) | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| 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 | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 9 | calm |
| 2 | 9 | calm |
| 3 | 9 | calm |
| 4 | 9 | calm |
| 5 | 9 | calm |
| 6 | 9 | calm |
| 7 | 9 | calm |
| 8 | 9 | calm |
| 9 | 9 | calm |
| 10 | 9 | calm |
| 11 | 9 | calm |
| 12 | 9 | calm |
| 13 | 9 | calm |
| 14 | 9 | calm |
| 15 | 9 | calm |
| 16 | 10 | calm |
| 17 | 10 | calm |
| 18 | 10 | calm |
| 19 | 10 | calm |
| 20 | 10 | calm |
| 21 | 10 | calm |
| 22 | 10 | calm |
| 23 | 10 | calm |
| 24 | 10 | calm |
| 25 | 9 | calm |
| 26 | 9 | calm |
| 27 | 9 | calm |
| 28 | 9 | calm |
| 29 | 9 | calm |
| 30 | 9 | calm |
| 31 | 9 | calm |
Sunrise & sunset in July
Daylight runs from about 14 h 42 min at the start of July to 14 h 06 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 36 minutes over July. Sunrise moves from 5:19 AM to 5:40 AM, and sunset from 8:02 PM to 7:47 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) | 14.7 | 14.7 | 14.7 | 14.7 | 14.7 | 14.7 | 14.7 | 14.6 | 14.6 | 14.6 | 14.6 | 14.6 | 14.6 | 14.5 | 14.5 | 14.5 | 14.5 | 14.5 | 14.4 | 14.4 | 14.4 | 14.4 | 14.3 | 14.3 | 14.3 | 14.3 | 14.2 | 14.2 | 14.2 | 14.1 | 14.1 |
| Sunrise (AM) | 5:19 | 5:19 | 5:20 | 5:20 | 5:21 | 5:21 | 5:22 | 5:22 | 5:23 | 5:24 | 5:24 | 5:25 | 5:26 | 5:26 | 5:27 | 5:28 | 5:28 | 5:29 | 5:30 | 5:31 | 5:32 | 5:32 | 5:33 | 5:34 | 5:35 | 5:36 | 5:37 | 5:37 | 5:38 | 5:39 | 5:40 |
| Sunset (PM) | 8:02 | 8:02 | 8:02 | 8:02 | 8:02 | 8:02 | 8:01 | 8:01 | 8:01 | 8:01 | 8:00 | 8:00 | 7:59 | 7:59 | 7:59 | 7:58 | 7:57 | 7:57 | 7:56 | 7:56 | 7:55 | 7:54 | 7:54 | 7:53 | 7:52 | 7:51 | 7:50 | 7:49 | 7:48 | 7:48 | 7:47 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 14.7 | 5:19 | 8:02 |
| 2 | 14.7 | 5:19 | 8:02 |
| 3 | 14.7 | 5:20 | 8:02 |
| 4 | 14.7 | 5:20 | 8:02 |
| 5 | 14.7 | 5:21 | 8:02 |
| 6 | 14.7 | 5:21 | 8:02 |
| 7 | 14.7 | 5:22 | 8:01 |
| 8 | 14.6 | 5:22 | 8:01 |
| 9 | 14.6 | 5:23 | 8:01 |
| 10 | 14.6 | 5:24 | 8:01 |
| 11 | 14.6 | 5:24 | 8:00 |
| 12 | 14.6 | 5:25 | 8:00 |
| 13 | 14.6 | 5:26 | 7:59 |
| 14 | 14.5 | 5:26 | 7:59 |
| 15 | 14.5 | 5:27 | 7:59 |
| 16 | 14.5 | 5:28 | 7:58 |
| 17 | 14.5 | 5:28 | 7:57 |
| 18 | 14.5 | 5:29 | 7:57 |
| 19 | 14.4 | 5:30 | 7:56 |
| 20 | 14.4 | 5:31 | 7:56 |
| 21 | 14.4 | 5:32 | 7:55 |
| 22 | 14.4 | 5:32 | 7:54 |
| 23 | 14.3 | 5:33 | 7:54 |
| 24 | 14.3 | 5:34 | 7:53 |
| 25 | 14.3 | 5:35 | 7:52 |
| 26 | 14.3 | 5:36 | 7:51 |
| 27 | 14.2 | 5:37 | 7:50 |
| 28 | 14.2 | 5:37 | 7:49 |
| 29 | 14.2 | 5:38 | 7:48 |
| 30 | 14.1 | 5:39 | 7:48 |
| 31 | 14.1 | 5:40 | 7:47 |
Solar energy in July
Average shortwave solar energy reaching the ground each day in July, about 4.42 kWh/m².
For context, solar energy here swings from a low near 2.2 kWh/m² to a high of 5.77 kWh/m² in May across the year — July's 4.42 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) | 5.0 | 5.0 | 4.9 | 4.9 | 4.9 | 4.8 | 4.8 | 4.7 | 4.7 | 4.6 | 4.6 | 4.5 | 4.5 | 4.4 | 4.4 | 4.3 | 4.3 | 4.3 | 4.3 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 |
| 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 | 5.0 | Bright |
| 2 | 5.0 | Bright |
| 3 | 4.9 | Bright |
| 4 | 4.9 | Bright |
| 5 | 4.9 | Bright |
| 6 | 4.8 | Bright |
| 7 | 4.8 | Bright |
| 8 | 4.7 | Bright |
| 9 | 4.7 | Bright |
| 10 | 4.6 | Bright |
| 11 | 4.6 | Bright |
| 12 | 4.5 | Bright |
| 13 | 4.5 | Bright |
| 14 | 4.4 | Bright |
| 15 | 4.4 | Bright |
| 16 | 4.3 | Bright |
| 17 | 4.3 | Bright |
| 18 | 4.3 | Bright |
| 19 | 4.3 | Bright |
| 20 | 4.2 | Bright |
| 21 | 4.2 | Bright |
| 22 | 4.2 | Bright |
| 23 | 4.2 | Bright |
| 24 | 4.2 | Bright |
| 25 | 4.2 | Bright |
| 26 | 4.2 | Bright |
| 27 | 4.2 | Bright |
| 28 | 4.2 | Bright |
| 29 | 4.2 | Bright |
| 30 | 4.2 | Bright |
| 31 | 4.2 | Bright |
Hazard calendar for Sunan
In July, Sunan sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.
Sunan sits in the Pacific typhoon belt; the season peaks July–October.
Sunan's rainy season runs July–August, when most of the year's rain falls.
Is July a good time to visit Sunan?
Our two travel scores rate July for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
July is a reasonable time to visit Sunan for sightseeing.
What to pack for Sunan in July
From July's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In July, Sunan sees daytime highs around 28°C and nights near 21°C. Pack light clothes and rain gear. About 16 days see rain.
Sea temperature near Sunan in July
The nearest coast averages about 22°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 33 km away) is warmest in August at about 25°C and coldest in February near -0°C.
It's comfortable for a long swim from Jul 3 to Oct 2 — about 3 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 2 | 0 | 2 | 7 | 13 | 18 | 22 | 25 | 23 | 18 | 12 | 6 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Warm | Refreshing | Cool | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 2 | Bracing |
| Feb | 0 | Bracing |
| Mar | 2 | Bracing |
| Apr | 7 | Bracing |
| May | 13 | Bracing |
| Jun | 18 | Cool |
| Jul | 22 | Refreshing |
| Aug | 25 | Warm |
| Sep | 23 | Refreshing |
| Oct | 18 | Cool |
| Nov | 12 | Bracing |
| Dec | 6 | Bracing |
UV index in Sunan in July
Clear-sky midday UV in July peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Sunan peaks around August 16 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 20 at about 2 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 2 | 3 | 6 | 7 | 6 | 7 | 8 | 7 | 4 | 2 | 2 |
| Level | Low | Moderate | Moderate | High | High | High | High | Very high | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 2 | Moderate |
| Mar | 3 | Moderate |
| Apr | 6 | High |
| May | 7 | High |
| Jun | 6 | High |
| Jul | 7 | High |
| Aug | 8 | Very high |
| Sep | 7 | High |
| Oct | 4 | Moderate |
| Nov | 2 | Moderate |
| Dec | 2 | Low |
Air quality in Sunan in July
Average fine-particle pollution (PM2.5) through the year — so you can see where July falls, not just the annual average.
Air quality in Sunan is worst in January — around 201 µg/m³ PM2.5 (very unhealthy), about 2.0× the cleanest month (July, 102 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) | 201 | 171 | 180 | 150 | 132 | 124 | 102 | 107 | 152 | 182 | 195 | 181 |
| Level | Very unhealthy | Very unhealthy | Very unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Very unhealthy | Very unhealthy | Very unhealthy | Very unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 201 | Very unhealthy |
| Feb | 171 | Very unhealthy |
| Mar | 180 | Very unhealthy |
| Apr | 150 | Unhealthy |
| May | 132 | Unhealthy |
| Jun | 124 | Unhealthy |
| Jul | 102 | Unhealthy |
| Aug | 107 | Unhealthy |
| Sep | 152 | Very unhealthy |
| Oct | 182 | Very unhealthy |
| Nov | 195 | Very unhealthy |
| Dec | 181 | Very unhealthy |
Where is Sunan?
Sunan sits at 39.2°N, 125.7°E, 37 m above sea level, in North Korea. The nearest listed city is P’yŏngsŏng, 16 km away.
Topography around Sunan
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sunan.
Within 3 km, the terrain around Sunan has only modest variations in elevation — a maximum elevation change of 72 m around an average of 33 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 546 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,229 m.
The land around Sunan is covered by cropland (68%) within 3 km, cropland (52%) and trees (35%) within 16 km, and cropland (38%), trees (34%) and water (20%) within 80 km.
North Korea travel facts
- Travel advisory
- Level 4
- Do Not Travel
- Power plugs
- Type C / F
- 220 V · 50 Hz
- Safe drinking water
- 67%
- of population, 2023
- Road deaths
- 24.2
- per 100k/yr, 2019
- Income group
- Low
- World Bank
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 Sunan (39.2032°, 125.6931°, elevation 37 m), 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).