Yan Besar weather in December
In December, Yan Besar sees average daytime highs of 29°C and overnight lows near 25°C, with 144 mm of rain across 17.5 wet days and about 11.7 hours of daylight. It is the 9th-warmest and 10th-wettest month of the year here.
Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 10% of the time in December, and the air most often feels oppressive.
Daylight stretches from about 11 h 42 min at the start of December to 11 h 42 min by month's end. Set against the rest of the year, December is Yan Besar's 5th-clearest and 1st-windiest month. For the whole year in context, see Yan Besar's year-round climate.
- Daytime high
- 29°
- 9th warmest
- Overnight low
- 25°
- 2nd coldest
- Rainfall
- 144 mm
- 17.5 wet days
- Daylight
- 11 h 42 min
- 7:25 AM – 7:05 PM
- Cloud cover
- 80%
- 5th clearest
- Wind
- 12 km/h
- 1st windiest
- Solar energy
- 4.63 kWh/m²
- Travel score
- 4.2
- out of 10
Temperature in December
Day-to-day highs hold fairly steady near 29°C through the month.
A typical December day in Yan Besar reaches about 29°C in the afternoon and slips back to 25°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 30°C. Set against its neighbours, December runs on par with November and on par with 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) | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
| Avg low (°C) | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 29 | 26 |
| 2 | 29 | 26 |
| 3 | 29 | 26 |
| 4 | 29 | 26 |
| 5 | 29 | 26 |
| 6 | 29 | 26 |
| 7 | 29 | 25 |
| 8 | 29 | 25 |
| 9 | 29 | 25 |
| 10 | 29 | 25 |
| 11 | 29 | 25 |
| 12 | 29 | 25 |
| 13 | 29 | 25 |
| 14 | 29 | 25 |
| 15 | 29 | 25 |
| 16 | 29 | 25 |
| 17 | 29 | 25 |
| 18 | 29 | 25 |
| 19 | 29 | 25 |
| 20 | 29 | 25 |
| 21 | 29 | 25 |
| 22 | 29 | 25 |
| 23 | 29 | 25 |
| 24 | 29 | 25 |
| 25 | 29 | 25 |
| 26 | 29 | 25 |
| 27 | 29 | 25 |
| 28 | 29 | 25 |
| 29 | 29 | 25 |
| 30 | 29 | 25 |
| 31 | 29 | 25 |
How December really feels in Yan Besar
Once humidity and wind are folded in, December averages 31 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 December is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Yan Besar weather by month
How December compares with the rest of the year at a glance. December is the 9th-warmest and 10th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 30° / 25° | 73 | 12.3 | 11.7 | 4.7 |
| Feb | 30° / 26° | 76 | 12.6 | 11.8 | 4.4 |
| Mar | 30° / 26° | 153 | 20.9 | 12 | 3.7 |
| Apr | 30° / 26° | 207 | 27.1 | 12.1 | 2.9 |
| May | 30° / 27° | 240 | 26.5 | 12.3 | 3.0 |
| Jun | 30° / 27° | 180 | 21.6 | 12.3 | 3.4 |
| Jul | 30° / 26° | 183 | 22.1 | 12.3 | 3.6 |
| Aug | 29° / 26° | 230 | 23.8 | 12.2 | 3.5 |
| Sep | 29° / 26° | 256 | 25.7 | 12 | 3.3 |
| Oct | 29° / 26° | 337 | 29.1 | 11.9 | 3.0 |
| Nov | 29° / 26° | 271 | 26.1 | 11.7 | 3.2 |
| Dec | 29° / 25° | 144 | 17.5 | 11.7 | 4.2 |
Cloud cover in December
The sky is clear or mostly clear about 10% of the time in December.
Beyond those clear spells, partly cloudy skies cover about 10% of December, with mostly cloudy or overcast conditions the remaining 81%.
| 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 (%) | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 21 | 22 | 23 | 24 | 25 | 25 | 26 |
| Cloudier (%) | 84 | 84 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 82 | 82 | 82 | 82 | 82 | 82 | 82 | 81 | 81 | 81 | 81 | 81 | 80 | 80 | 80 | 79 | 78 | 77 | 76 | 75 | 75 | 74 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 16 | 84 |
| 2 | 16 | 84 |
| 3 | 17 | 83 |
| 4 | 17 | 83 |
| 5 | 17 | 83 |
| 6 | 17 | 83 |
| 7 | 17 | 83 |
| 8 | 17 | 83 |
| 9 | 17 | 83 |
| 10 | 18 | 82 |
| 11 | 18 | 82 |
| 12 | 18 | 82 |
| 13 | 18 | 82 |
| 14 | 18 | 82 |
| 15 | 18 | 82 |
| 16 | 18 | 82 |
| 17 | 19 | 81 |
| 18 | 19 | 81 |
| 19 | 19 | 81 |
| 20 | 19 | 81 |
| 21 | 19 | 81 |
| 22 | 20 | 80 |
| 23 | 20 | 80 |
| 24 | 20 | 80 |
| 25 | 21 | 79 |
| 26 | 22 | 78 |
| 27 | 23 | 77 |
| 28 | 24 | 76 |
| 29 | 25 | 75 |
| 30 | 25 | 75 |
| 31 | 26 | 74 |
Chance of precipitation in December
Yan Besar gets around 144 mm of rain over 17.5 wet days in December. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 57% and peaks near 75% on the wettest days. 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 (%) | 75 | 74 | 73 | 72 | 70 | 69 | 68 | 67 | 66 | 65 | 64 | 62 | 61 | 60 | 58 | 57 | 56 | 54 | 53 | 51 | 50 | 49 | 48 | 47 | 46 | 45 | 44 | 43 | 43 | 43 | 42 |
| Rain chance (%) | |
|---|---|
| 1 | 75 |
| 2 | 74 |
| 3 | 73 |
| 4 | 72 |
| 5 | 70 |
| 6 | 69 |
| 7 | 68 |
| 8 | 67 |
| 9 | 66 |
| 10 | 65 |
| 11 | 64 |
| 12 | 62 |
| 13 | 61 |
| 14 | 60 |
| 15 | 58 |
| 16 | 57 |
| 17 | 56 |
| 18 | 54 |
| 19 | 53 |
| 20 | 51 |
| 21 | 50 |
| 22 | 49 |
| 23 | 48 |
| 24 | 47 |
| 25 | 46 |
| 26 | 45 |
| 27 | 44 |
| 28 | 43 |
| 29 | 43 |
| 30 | 43 |
| 31 | 42 |
Humidity in December
Most of December feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, December lands in the oppressive band about 81% of days. Sticky, muggy-or-worse air turns up on roughly 100% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Muggy (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6 | 7 | 7 | 8 | 8 | 9 |
| Oppressive (%) | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 | 80 | 81 | 82 | 83 | 82 | 83 | 84 | 85 | 84 | 85 | 85 | 85 | 86 | 85 | 86 | 85 | 86 | 85 | 85 | 84 | 84 | 83 |
| Miserable (%) | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | 16 | 15 | 14 | 13 | 13 | 12 | 12 | 11 | 10 | 10 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 |
| Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|
| 1 | 1 | 71 | 28 |
| 2 | 1 | 72 | 27 |
| 3 | 1 | 73 | 26 |
| 4 | 1 | 74 | 25 |
| 5 | 1 | 75 | 24 |
| 6 | 1 | 76 | 23 |
| 7 | 1 | 77 | 22 |
| 8 | 1 | 78 | 21 |
| 9 | 1 | 79 | 20 |
| 10 | 1 | 80 | 19 |
| 11 | 1 | 81 | 18 |
| 12 | 1 | 82 | 17 |
| 13 | 1 | 83 | 16 |
| 14 | 2 | 82 | 16 |
| 15 | 2 | 83 | 15 |
| 16 | 2 | 84 | 14 |
| 17 | 2 | 85 | 13 |
| 18 | 3 | 84 | 13 |
| 19 | 3 | 85 | 12 |
| 20 | 3 | 85 | 12 |
| 21 | 4 | 85 | 11 |
| 22 | 4 | 86 | 10 |
| 23 | 5 | 85 | 10 |
| 24 | 5 | 86 | 9 |
| 25 | 6 | 85 | 9 |
| 26 | 6 | 86 | 8 |
| 27 | 7 | 85 | 8 |
| 28 | 7 | 85 | 8 |
| 29 | 8 | 84 | 8 |
| 30 | 8 | 84 | 8 |
| 31 | 9 | 83 | 8 |
Wind in December
Winds average 12 km/h in December, the windiest month of the year.
Across December, daily wind ranges from about 10 km/h on the calmest days to 13 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 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | 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 (km/h) | Feels | |
|---|---|---|
| 1 | 10 | calm |
| 2 | 11 | calm |
| 3 | 11 | calm |
| 4 | 11 | calm |
| 5 | 11 | calm |
| 6 | 11 | calm |
| 7 | 11 | calm |
| 8 | 11 | calm |
| 9 | 11 | calm |
| 10 | 11 | calm |
| 11 | 12 | calm |
| 12 | 12 | calm |
| 13 | 12 | calm |
| 14 | 12 | calm |
| 15 | 12 | light breeze |
| 16 | 12 | light breeze |
| 17 | 12 | light breeze |
| 18 | 12 | light breeze |
| 19 | 12 | light breeze |
| 20 | 13 | light breeze |
| 21 | 13 | light breeze |
| 22 | 13 | light breeze |
| 23 | 13 | light breeze |
| 24 | 13 | light breeze |
| 25 | 13 | light breeze |
| 26 | 13 | light breeze |
| 27 | 12 | light breeze |
| 28 | 12 | light breeze |
| 29 | 12 | light breeze |
| 30 | 12 | light breeze |
| 31 | 12 | light breeze |
Sunrise & sunset in December
Daylight runs from about 11 h 42 min at the start of December to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 0 minutes over December. Sunrise moves from 7:18 AM to 7:32 AM, and sunset from 6:59 PM to 7:12 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) | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 |
| Sunrise (AM) | 7:18 | 7:18 | 7:19 | 7:19 | 7:19 | 7:20 | 7:20 | 7:21 | 7:21 | 7:22 | 7:22 | 7:23 | 7:23 | 7:24 | 7:24 | 7:25 | 7:25 | 7:26 | 7:26 | 7:27 | 7:27 | 7:28 | 7:28 | 7:29 | 7:29 | 7:29 | 7:30 | 7:30 | 7:31 | 7:31 | 7:32 |
| Sunset (PM) | 6:59 | 6:59 | 7:00 | 7:00 | 7:00 | 7:01 | 7:01 | 7:01 | 7:02 | 7:02 | 7:03 | 7:03 | 7:03 | 7:04 | 7:04 | 7:05 | 7:05 | 7:06 | 7:06 | 7:06 | 7:07 | 7:07 | 7:08 | 7:08 | 7:09 | 7:09 | 7:10 | 7:10 | 7:11 | 7:11 | 7:12 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.7 | 7:18 | 6:59 |
| 2 | 11.7 | 7:18 | 6:59 |
| 3 | 11.7 | 7:19 | 7:00 |
| 4 | 11.7 | 7:19 | 7:00 |
| 5 | 11.7 | 7:19 | 7:00 |
| 6 | 11.7 | 7:20 | 7:01 |
| 7 | 11.7 | 7:20 | 7:01 |
| 8 | 11.7 | 7:21 | 7:01 |
| 9 | 11.7 | 7:21 | 7:02 |
| 10 | 11.7 | 7:22 | 7:02 |
| 11 | 11.7 | 7:22 | 7:03 |
| 12 | 11.7 | 7:23 | 7:03 |
| 13 | 11.7 | 7:23 | 7:03 |
| 14 | 11.7 | 7:24 | 7:04 |
| 15 | 11.7 | 7:24 | 7:04 |
| 16 | 11.7 | 7:25 | 7:05 |
| 17 | 11.7 | 7:25 | 7:05 |
| 18 | 11.7 | 7:26 | 7:06 |
| 19 | 11.7 | 7:26 | 7:06 |
| 20 | 11.7 | 7:27 | 7:06 |
| 21 | 11.7 | 7:27 | 7:07 |
| 22 | 11.7 | 7:28 | 7:07 |
| 23 | 11.7 | 7:28 | 7:08 |
| 24 | 11.7 | 7:29 | 7:08 |
| 25 | 11.7 | 7:29 | 7:09 |
| 26 | 11.7 | 7:29 | 7:09 |
| 27 | 11.7 | 7:30 | 7:10 |
| 28 | 11.7 | 7:30 | 7:10 |
| 29 | 11.7 | 7:31 | 7:11 |
| 30 | 11.7 | 7:31 | 7:11 |
| 31 | 11.7 | 7:32 | 7:12 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 4.63 kWh/m².
For context, solar energy here swings from a low near 4.52 kWh/m² to a high of 5.98 kWh/m² in March across the year — December's 4.63 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) | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 | 4.9 | 4.9 | 4.9 |
| 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 | 4.5 | Bright |
| 2 | 4.5 | Bright |
| 3 | 4.5 | Bright |
| 4 | 4.5 | Bright |
| 5 | 4.5 | Bright |
| 6 | 4.5 | Bright |
| 7 | 4.5 | Bright |
| 8 | 4.5 | Bright |
| 9 | 4.6 | Bright |
| 10 | 4.6 | Bright |
| 11 | 4.6 | Bright |
| 12 | 4.6 | Bright |
| 13 | 4.6 | Bright |
| 14 | 4.6 | Bright |
| 15 | 4.6 | Bright |
| 16 | 4.6 | Bright |
| 17 | 4.7 | Bright |
| 18 | 4.7 | Bright |
| 19 | 4.7 | Bright |
| 20 | 4.7 | Bright |
| 21 | 4.7 | Bright |
| 22 | 4.7 | Bright |
| 23 | 4.8 | Bright |
| 24 | 4.8 | Bright |
| 25 | 4.8 | Bright |
| 26 | 4.8 | Bright |
| 27 | 4.8 | Bright |
| 28 | 4.8 | Bright |
| 29 | 4.9 | Bright |
| 30 | 4.9 | Bright |
| 31 | 4.9 | Bright |
Hazard calendar for Yan Besar
In December, Yan Besar sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Yan Besar sits in the Pacific typhoon belt; the season peaks July–October.
Is December a good time to visit Yan Besar?
Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
December is a reasonable time to visit Yan Besar for sightseeing.
What to pack for Yan Besar in December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, Yan Besar sees daytime highs around 29°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.
Sea temperature near Yan Besar in December
The nearest coast averages about 29°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in June at about 31°C and coldest in January near 29°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 29 | 29 | 30 | 30 | 31 | 31 | 30 | 30 | 30 | 30 | 29 | 29 |
| Comfort | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 29 | Tropical |
| Feb | 29 | Tropical |
| Mar | 30 | Tropical |
| Apr | 30 | Tropical |
| May | 31 | Tropical |
| Jun | 31 | Tropical |
| Jul | 30 | Tropical |
| Aug | 30 | Tropical |
| Sep | 30 | Tropical |
| Oct | 30 | Tropical |
| Nov | 29 | Tropical |
| Dec | 29 | Tropical |
UV index in Yan Besar in December
Clear-sky midday UV in December peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Yan Besar peaks around February 17 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near May 20 at about 10 (extreme).
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) | 12 | 14 | 13 | 13 | 10 | 11 | 10 | 11 | 13 | 12 | 11 | 10 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | Extreme | Very high | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 12 | Extreme |
| Feb | 14 | Extreme |
| Mar | 13 | Extreme |
| Apr | 13 | Extreme |
| May | 10 | Very high |
| Jun | 11 | Extreme |
| Jul | 10 | Very high |
| Aug | 11 | Extreme |
| Sep | 13 | Extreme |
| Oct | 12 | Extreme |
| Nov | 11 | Extreme |
| Dec | 10 | Extreme |
Air quality in Yan Besar 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 Yan Besar is worst in July — around 29 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 21 | 20 | 24 | 27 | 26 | 29 | 29 | 27 | 28 | 27 | 23 | 20 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 21 | Moderate |
| Feb | 20 | Moderate |
| Mar | 24 | Moderate |
| Apr | 27 | Moderate |
| May | 26 | Moderate |
| Jun | 29 | Moderate |
| Jul | 29 | Moderate |
| Aug | 27 | Moderate |
| Sep | 28 | Moderate |
| Oct | 27 | Moderate |
| Nov | 23 | Moderate |
| Dec | 20 | Moderate |
Where is Yan Besar?
Yan Besar sits at 5.8°N, 100.4°E, 9 m above sea level, in Malaysia. The nearest listed city is Gurun, 11 km away.
Topography around Yan Besar
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Yan Besar.
Within 3 km, the terrain around Yan Besar has only modest variations in elevation — a maximum elevation change of 241 m around an average of 16 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,186 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,840 m.
The land around Yan Besar is covered by water (38%) and trees (36%) within 3 km, water (45%), trees (28%) and cropland (21%) within 16 km, and trees (46%) and water (40%) within 80 km.
Malaysia travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / G / M
- 230 V · 50 Hz
- Prices
- ≈ 32% of US
- price level, 2025
- GDP per capita
- $13,125
- 2025
- Happiness
- 6.0 / 10
- World Happiness, 2025
- Safe drinking water
- 95%
- of population, 2024
- Homicide rate
- 0.7
- per 100k, 2023
- Road deaths
- 22.5
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- High
- EF EPI 581
- 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 Yan Besar (5.7989°, 100.3726°, elevation 9 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).