Sunan weather in December
In December, Sunan sees average daytime highs of 1°C and overnight lows near -7°C, with 25 mm of precipitation across 5.5 wet days and about 9.3 hours of daylight. It is the 11th-warmest and 10th-wettest month of the year here.
Highs ease over the month, from about 4°C in the first days to -0°C by the end. The sky is clear or mostly clear about 54% of the time in December, and the air most often feels dry.
Daylight stretches from about 9 h 24 min at the start of December to 9 h 18 min by month's end. Set against the rest of the year, December is Sunan's 2nd-clearest and 4th-windiest month. For the whole year in context, see Sunan's year-round climate.
- Daytime high
- 1°
- 11th warmest
- Overnight low
- -7°
- 2nd coldest
- Precipitation
- 25 mm
- 5.5 wet days
- Daylight
- 9 h 18 min
- 7:56 AM – 5:11 PM
- Cloud cover
- 40%
- 2nd clearest
- Wind
- 10 km/h
- 4th windiest
- Solar energy
- 2.2 kWh/m²
- Travel score
- 0.0
- out of 10
Temperature in December
Highs ease over the month, from about 4°C in the first days to -0°C by the end.
A typical December day in Sunan reaches about 1°C in the afternoon and slips back to -7°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between -5°C and 7°C. Set against its neighbours, December runs about 8°C cooler than November and about 2°C warmer than January.
| 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) | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Avg low (°C) | -4 | -4 | -4 | -4 | -5 | -5 | -5 | -5 | -6 | -6 | -6 | -6 | -6 | -7 | -7 | -7 | -7 | -7 | -7 | -7 | -7 | -8 | -8 | -8 | -8 | -8 | -8 | -8 | -8 | -9 | -9 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 4 | -4 |
| 2 | 4 | -4 |
| 3 | 4 | -4 |
| 4 | 3 | -4 |
| 5 | 3 | -5 |
| 6 | 3 | -5 |
| 7 | 3 | -5 |
| 8 | 2 | -5 |
| 9 | 2 | -6 |
| 10 | 2 | -6 |
| 11 | 2 | -6 |
| 12 | 2 | -6 |
| 13 | 2 | -6 |
| 14 | 1 | -7 |
| 15 | 1 | -7 |
| 16 | 1 | -7 |
| 17 | 1 | -7 |
| 18 | 1 | -7 |
| 19 | 1 | -7 |
| 20 | 1 | -7 |
| 21 | 1 | -7 |
| 22 | 1 | -8 |
| 23 | 0 | -8 |
| 24 | 0 | -8 |
| 25 | 0 | -8 |
| 26 | 0 | -8 |
| 27 | 0 | -8 |
| 28 | 0 | -8 |
| 29 | 0 | -8 |
| 30 | 0 | -9 |
| 31 | 0 | -9 |
How December really feels in Sunan
Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 31 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in December is cold — wind chill drags the overnight "feels like" below the raw low.
Sunan weather by month
How December compares with the rest of the year at a glance. December is the 11th-warmest and 10th-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 December
The sky is clear or mostly clear about 54% of the time in December.
Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 33%.
| 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 (%) | 61 | 61 | 61 | 62 | 62 | 63 | 64 | 65 | 65 | 66 | 67 | 67 | 68 | 68 | 69 | 69 | 70 | 71 | 71 | 71 | 71 | 70 | 70 | 70 | 70 | 69 | 70 | 70 | 70 | 70 | 70 |
| Cloudier (%) | 39 | 39 | 39 | 38 | 38 | 37 | 36 | 35 | 35 | 34 | 33 | 33 | 32 | 32 | 31 | 31 | 30 | 29 | 29 | 29 | 29 | 30 | 30 | 30 | 30 | 31 | 30 | 30 | 30 | 30 | 30 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 61 | 39 |
| 2 | 61 | 39 |
| 3 | 61 | 39 |
| 4 | 62 | 38 |
| 5 | 62 | 38 |
| 6 | 63 | 37 |
| 7 | 64 | 36 |
| 8 | 65 | 35 |
| 9 | 65 | 35 |
| 10 | 66 | 34 |
| 11 | 67 | 33 |
| 12 | 67 | 33 |
| 13 | 68 | 32 |
| 14 | 68 | 32 |
| 15 | 69 | 31 |
| 16 | 69 | 31 |
| 17 | 70 | 30 |
| 18 | 71 | 29 |
| 19 | 71 | 29 |
| 20 | 71 | 29 |
| 21 | 71 | 29 |
| 22 | 70 | 30 |
| 23 | 70 | 30 |
| 24 | 70 | 30 |
| 25 | 70 | 30 |
| 26 | 69 | 31 |
| 27 | 70 | 30 |
| 28 | 70 | 30 |
| 29 | 70 | 30 |
| 30 | 70 | 30 |
| 31 | 70 | 30 |
Chance of precipitation in December
Sunan gets around 25 mm of rain and snow over 5.5 wet days in December. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable precipitation averages around 18% and peaks near 23% on the wettest days, and about 3 days bring snow. The odds ease 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 (%) | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 20 | 19 | 18 | 18 | 17 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 |
| Snow chance (%) | 7 | 8 | 9 | 9 | 10 | 10 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 |
| Rain chance (%) | Snow chance (%) | |
|---|---|---|
| 1 | 23 | 7 |
| 2 | 23 | 8 |
| 3 | 23 | 9 |
| 4 | 23 | 9 |
| 5 | 23 | 10 |
| 6 | 22 | 10 |
| 7 | 22 | 11 |
| 8 | 22 | 11 |
| 9 | 22 | 11 |
| 10 | 22 | 12 |
| 11 | 21 | 12 |
| 12 | 21 | 12 |
| 13 | 21 | 12 |
| 14 | 20 | 12 |
| 15 | 19 | 12 |
| 16 | 18 | 12 |
| 17 | 18 | 11 |
| 18 | 17 | 11 |
| 19 | 16 | 11 |
| 20 | 16 | 11 |
| 21 | 15 | 10 |
| 22 | 15 | 10 |
| 23 | 15 | 10 |
| 24 | 14 | 10 |
| 25 | 14 | 10 |
| 26 | 14 | 10 |
| 27 | 14 | 10 |
| 28 | 14 | 10 |
| 29 | 14 | 10 |
| 30 | 13 | 11 |
| 31 | 13 | 11 |
Humidity in December
Most of December feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, December lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 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 (%) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| Dry (%) | |
|---|---|
| 1 | 100 |
| 2 | 100 |
| 3 | 100 |
| 4 | 100 |
| 5 | 100 |
| 6 | 100 |
| 7 | 100 |
| 8 | 100 |
| 9 | 100 |
| 10 | 100 |
| 11 | 100 |
| 12 | 100 |
| 13 | 100 |
| 14 | 100 |
| 15 | 100 |
| 16 | 100 |
| 17 | 100 |
| 18 | 100 |
| 19 | 100 |
| 20 | 100 |
| 21 | 100 |
| 22 | 100 |
| 23 | 100 |
| 24 | 100 |
| 25 | 100 |
| 26 | 100 |
| 27 | 100 |
| 28 | 100 |
| 29 | 100 |
| 30 | 100 |
| 31 | 100 |
Wind in December
Winds average 10 km/h in December.
Across December, daily wind ranges from about 10 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) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| 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 | 10 | calm |
| 2 | 10 | calm |
| 3 | 10 | calm |
| 4 | 10 | calm |
| 5 | 10 | calm |
| 6 | 10 | calm |
| 7 | 10 | calm |
| 8 | 10 | calm |
| 9 | 10 | calm |
| 10 | 10 | calm |
| 11 | 10 | calm |
| 12 | 10 | calm |
| 13 | 10 | calm |
| 14 | 10 | calm |
| 15 | 10 | 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 | 10 | calm |
| 26 | 10 | calm |
| 27 | 10 | calm |
| 28 | 10 | calm |
| 29 | 10 | calm |
| 30 | 10 | calm |
| 31 | 10 | calm |
Sunrise & sunset in December
Daylight runs from about 9 h 24 min at the start of December to 9 h 18 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 6 minutes over December. Sunrise moves from 7:44 AM to 8:02 AM, and sunset from 5:10 PM to 5:19 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) | 9.4 | 9.4 | 9.4 | 9.4 | 9.4 | 9.4 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.2 | 9.2 | 9.2 | 9.2 | 9.2 | 9.2 | 9.2 | 9.2 | 9.2 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 |
| Sunrise (AM) | 7:44 | 7:45 | 7:46 | 7:46 | 7:47 | 7:48 | 7:49 | 7:50 | 7:51 | 7:51 | 7:52 | 7:53 | 7:54 | 7:54 | 7:55 | 7:56 | 7:56 | 7:57 | 7:58 | 7:58 | 7:59 | 7:59 | 7:59 | 8:00 | 8:00 | 8:01 | 8:01 | 8:01 | 8:02 | 8:02 | 8:02 |
| Sunset (PM) | 5:10 | 5:10 | 5:10 | 5:10 | 5:10 | 5:10 | 5:10 | 5:10 | 5:10 | 5:10 | 5:10 | 5:10 | 5:10 | 5:11 | 5:11 | 5:11 | 5:11 | 5:12 | 5:12 | 5:12 | 5:13 | 5:13 | 5:14 | 5:14 | 5:15 | 5:15 | 5:16 | 5:17 | 5:17 | 5:18 | 5:19 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 9.4 | 7:44 | 5:10 |
| 2 | 9.4 | 7:45 | 5:10 |
| 3 | 9.4 | 7:46 | 5:10 |
| 4 | 9.4 | 7:46 | 5:10 |
| 5 | 9.4 | 7:47 | 5:10 |
| 6 | 9.4 | 7:48 | 5:10 |
| 7 | 9.3 | 7:49 | 5:10 |
| 8 | 9.3 | 7:50 | 5:10 |
| 9 | 9.3 | 7:51 | 5:10 |
| 10 | 9.3 | 7:51 | 5:10 |
| 11 | 9.3 | 7:52 | 5:10 |
| 12 | 9.3 | 7:53 | 5:10 |
| 13 | 9.3 | 7:54 | 5:10 |
| 14 | 9.3 | 7:54 | 5:11 |
| 15 | 9.3 | 7:55 | 5:11 |
| 16 | 9.3 | 7:56 | 5:11 |
| 17 | 9.3 | 7:56 | 5:11 |
| 18 | 9.2 | 7:57 | 5:12 |
| 19 | 9.2 | 7:58 | 5:12 |
| 20 | 9.2 | 7:58 | 5:12 |
| 21 | 9.2 | 7:59 | 5:13 |
| 22 | 9.2 | 7:59 | 5:13 |
| 23 | 9.2 | 7:59 | 5:14 |
| 24 | 9.2 | 8:00 | 5:14 |
| 25 | 9.2 | 8:00 | 5:15 |
| 26 | 9.2 | 8:01 | 5:15 |
| 27 | 9.3 | 8:01 | 5:16 |
| 28 | 9.3 | 8:01 | 5:17 |
| 29 | 9.3 | 8:02 | 5:17 |
| 30 | 9.3 | 8:02 | 5:18 |
| 31 | 9.3 | 8:02 | 5:19 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 2.2 kWh/m² — the year's lowest.
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 — December's 2.2 kWh/m² sits near the bottom.
| 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) | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 2.2 | Moderate |
| 2 | 2.2 | Moderate |
| 3 | 2.2 | Moderate |
| 4 | 2.2 | Moderate |
| 5 | 2.2 | Moderate |
| 6 | 2.2 | Moderate |
| 7 | 2.2 | Moderate |
| 8 | 2.2 | Moderate |
| 9 | 2.2 | Moderate |
| 10 | 2.2 | Moderate |
| 11 | 2.2 | Moderate |
| 12 | 2.2 | Moderate |
| 13 | 2.2 | Moderate |
| 14 | 2.2 | Moderate |
| 15 | 2.2 | Moderate |
| 16 | 2.2 | Moderate |
| 17 | 2.2 | Moderate |
| 18 | 2.2 | Moderate |
| 19 | 2.2 | Moderate |
| 20 | 2.2 | Moderate |
| 21 | 2.2 | Moderate |
| 22 | 2.2 | Moderate |
| 23 | 2.2 | Moderate |
| 24 | 2.3 | Moderate |
| 25 | 2.3 | Moderate |
| 26 | 2.3 | Moderate |
| 27 | 2.3 | Moderate |
| 28 | 2.3 | Moderate |
| 29 | 2.3 | Moderate |
| 30 | 2.3 | Moderate |
| 31 | 2.3 | Moderate |
Hazard calendar for Sunan
In December, Sunan sits inside its pacific typhoon 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 December a good time to visit Sunan?
Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
December is a weaker month for outdoor sightseeing in Sunan.
What to pack for Sunan in December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, Sunan sees daytime highs around 1°C and nights near -7°C. Pack a warm layer and a heavy coat. About 6 days see rain.
Sea temperature near Sunan in December
The nearest coast averages about 6°C in December — 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 December
Clear-sky midday UV in December peaks around 2. 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 December
Average fine-particle pollution (PM2.5) through the year — so you can see where December 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).