Belo sur Tsiribihina weather in December
In December, Belo sur Tsiribihina sees average daytime highs of 32°C and overnight lows near 25°C, with 131 mm of rain across 19.8 wet days and about 13.2 hours of daylight. It is the 2nd-warmest and 4th-wettest month of the year here.
Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 40% of the time in December, and the air most often feels oppressive.
Daylight stretches from about 13 h 06 min at the start of December to 13 h 12 min by month's end. Set against the rest of the year, December is Belo sur Tsiribihina's 10th-clearest and 9th-windiest month. For the whole year in context, see Belo sur Tsiribihina's year-round climate.
- Daytime high
- 32°
- 2nd warmest
- Overnight low
- 25°
- 12th coldest
- Rainfall
- 131 mm
- 19.8 wet days
- Daylight
- 13 h 12 min
- 5:22 AM – 6:33 PM
- Cloud cover
- 52%
- 10th clearest
- Wind
- 9 km/h
- 9th windiest
- Solar energy
- 6.67 kWh/m²
- Travel score
- 3.2
- out of 10
Temperature in December
Day-to-day highs hold fairly steady near 32°C through the month.
A typical December day in Belo sur Tsiribihina reaches about 32°C in the afternoon and slips back to 25°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°C. Set against its neighbours, December runs on par with November and about 1°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) | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 31 | 31 |
| Avg low (°C) | 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 | 25 | 25 | 25 | 25 | 25 | 25 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 32 | 25 |
| 2 | 32 | 25 |
| 3 | 32 | 25 |
| 4 | 32 | 25 |
| 5 | 32 | 25 |
| 6 | 32 | 25 |
| 7 | 32 | 25 |
| 8 | 32 | 25 |
| 9 | 32 | 25 |
| 10 | 32 | 25 |
| 11 | 32 | 25 |
| 12 | 32 | 25 |
| 13 | 32 | 25 |
| 14 | 32 | 25 |
| 15 | 32 | 25 |
| 16 | 32 | 25 |
| 17 | 32 | 25 |
| 18 | 32 | 25 |
| 19 | 32 | 25 |
| 20 | 32 | 25 |
| 21 | 32 | 25 |
| 22 | 32 | 25 |
| 23 | 32 | 25 |
| 24 | 32 | 25 |
| 25 | 32 | 25 |
| 26 | 32 | 25 |
| 27 | 32 | 25 |
| 28 | 32 | 25 |
| 29 | 32 | 25 |
| 30 | 31 | 25 |
| 31 | 31 | 25 |
How December really feels in Belo sur Tsiribihina
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.
Belo sur Tsiribihina weather by month
How December compares with the rest of the year at a glance. December is the 2nd-warmest and 4th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 31° / 25° | 289 | 26.2 | 13.1 | 2.8 |
| Feb | 31° / 25° | 257 | 22.6 | 12.7 | 3.0 |
| Mar | 32° / 25° | 137 | 18.4 | 12.1 | 3.5 |
| Apr | 32° / 24° | 35 | 6.9 | 11.6 | 4.7 |
| May | 31° / 22° | 6 | 1.2 | 11.1 | 6.1 |
| Jun | 29° / 20° | 2 | 0.6 | 10.8 | 7.2 |
| Jul | 29° / 19° | 1 | 0.2 | 10.9 | 7.6 |
| Aug | 29° / 20° | 2 | 0.4 | 11.3 | 7.3 |
| Sep | 31° / 22° | 3 | 0.8 | 11.9 | 6.4 |
| Oct | 32° / 23° | 15 | 3.8 | 12.5 | 5.3 |
| Nov | 32° / 25° | 50 | 9.7 | 12.9 | 4.1 |
| Dec | 32° / 25° | 131 | 19.8 | 13.2 | 3.2 |
Cloud cover in December
The sky is clear or mostly clear about 40% of the time in December.
Beyond those clear spells, partly cloudy skies cover about 20% of December, with mostly cloudy or overcast conditions the remaining 40%. Skies tend to cloud over 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 (%) | 75 | 75 | 74 | 72 | 71 | 71 | 70 | 69 | 68 | 67 | 66 | 65 | 64 | 62 | 62 | 60 | 59 | 58 | 57 | 56 | 55 | 54 | 53 | 52 | 51 | 49 | 49 | 46 | 45 | 44 | 42 |
| Cloudier (%) | 25 | 25 | 26 | 28 | 29 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 38 | 38 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 51 | 51 | 54 | 55 | 56 | 58 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 75 | 25 |
| 2 | 75 | 25 |
| 3 | 74 | 26 |
| 4 | 72 | 28 |
| 5 | 71 | 29 |
| 6 | 71 | 29 |
| 7 | 70 | 30 |
| 8 | 69 | 31 |
| 9 | 68 | 32 |
| 10 | 67 | 33 |
| 11 | 66 | 34 |
| 12 | 65 | 35 |
| 13 | 64 | 36 |
| 14 | 62 | 38 |
| 15 | 62 | 38 |
| 16 | 60 | 40 |
| 17 | 59 | 41 |
| 18 | 58 | 42 |
| 19 | 57 | 43 |
| 20 | 56 | 44 |
| 21 | 55 | 45 |
| 22 | 54 | 46 |
| 23 | 53 | 47 |
| 24 | 52 | 48 |
| 25 | 51 | 49 |
| 26 | 49 | 51 |
| 27 | 49 | 51 |
| 28 | 46 | 54 |
| 29 | 45 | 55 |
| 30 | 44 | 56 |
| 31 | 42 | 58 |
Chance of precipitation in December
Belo sur Tsiribihina gets around 131 mm of rain over 19.8 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 64% and peaks near 80% 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 (%) | 48 | 48 | 49 | 50 | 50 | 51 | 53 | 54 | 55 | 56 | 58 | 59 | 60 | 61 | 63 | 64 | 65 | 66 | 68 | 69 | 70 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 | 80 | 80 |
| Rain chance (%) | |
|---|---|
| 1 | 48 |
| 2 | 48 |
| 3 | 49 |
| 4 | 50 |
| 5 | 50 |
| 6 | 51 |
| 7 | 53 |
| 8 | 54 |
| 9 | 55 |
| 10 | 56 |
| 11 | 58 |
| 12 | 59 |
| 13 | 60 |
| 14 | 61 |
| 15 | 63 |
| 16 | 64 |
| 17 | 65 |
| 18 | 66 |
| 19 | 68 |
| 20 | 69 |
| 21 | 70 |
| 22 | 72 |
| 23 | 73 |
| 24 | 74 |
| 25 | 75 |
| 26 | 76 |
| 27 | 77 |
| 28 | 78 |
| 29 | 79 |
| 30 | 80 |
| 31 | 80 |
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 57% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Humid (%) | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Muggy (%) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 |
| Oppressive (%) | 70 | 69 | 68 | 69 | 68 | 67 | 67 | 66 | 66 | 65 | 64 | 63 | 63 | 63 | 62 | 60 | 59 | 58 | 56 | 53 | 52 | 50 | 48 | 46 | 44 | 42 | 41 | 40 | 39 | 38 | 38 |
| Miserable (%) | 20 | 21 | 22 | 22 | 23 | 24 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 34 | 36 | 37 | 39 | 42 | 44 | 46 | 48 | 50 | 52 | 54 | 56 | 57 | 58 | 59 | 59 |
| Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|
| 1 | 2 | 8 | 70 | 20 |
| 2 | 2 | 8 | 69 | 21 |
| 3 | 2 | 8 | 68 | 22 |
| 4 | 1 | 8 | 69 | 22 |
| 5 | 1 | 8 | 68 | 23 |
| 6 | 1 | 8 | 67 | 24 |
| 7 | 1 | 8 | 67 | 24 |
| 8 | 1 | 8 | 66 | 25 |
| 9 | 1 | 7 | 66 | 26 |
| 10 | 1 | 7 | 65 | 27 |
| 11 | 1 | 7 | 64 | 28 |
| 12 | 1 | 7 | 63 | 29 |
| 13 | 1 | 6 | 63 | 30 |
| 14 | 0 | 6 | 63 | 31 |
| 15 | 0 | 6 | 62 | 32 |
| 16 | 0 | 6 | 60 | 34 |
| 17 | 0 | 5 | 59 | 36 |
| 18 | 0 | 5 | 58 | 37 |
| 19 | 0 | 5 | 56 | 39 |
| 20 | 0 | 5 | 53 | 42 |
| 21 | 0 | 4 | 52 | 44 |
| 22 | 0 | 4 | 50 | 46 |
| 23 | 0 | 4 | 48 | 48 |
| 24 | 0 | 4 | 46 | 50 |
| 25 | 0 | 4 | 44 | 52 |
| 26 | 0 | 4 | 42 | 54 |
| 27 | 0 | 3 | 41 | 56 |
| 28 | 0 | 3 | 40 | 57 |
| 29 | 0 | 3 | 39 | 58 |
| 30 | 0 | 3 | 38 | 59 |
| 31 | 0 | 3 | 38 | 59 |
Wind in December
Winds average 9 km/h in December.
Across December, daily wind ranges from about 8 km/h on the calmest days to 9 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 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 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 | 9 | calm |
| 17 | 9 | calm |
| 18 | 9 | calm |
| 19 | 9 | calm |
| 20 | 9 | calm |
| 21 | 9 | calm |
| 22 | 8 | calm |
| 23 | 8 | calm |
| 24 | 8 | 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 December
Daylight runs from about 13 h 06 min at the start of December to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 6 minutes over December. Sunrise moves from 5:18 AM to 5:30 AM, and sunset from 6:25 PM to 6:40 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) | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 |
| Sunrise (AM) | 5:18 | 5:19 | 5:19 | 5:19 | 5:19 | 5:19 | 5:20 | 5:20 | 5:20 | 5:20 | 5:21 | 5:21 | 5:21 | 5:22 | 5:22 | 5:22 | 5:23 | 5:23 | 5:24 | 5:24 | 5:25 | 5:25 | 5:26 | 5:26 | 5:27 | 5:27 | 5:28 | 5:28 | 5:29 | 5:29 | 5:30 |
| Sunset (PM) | 6:25 | 6:25 | 6:26 | 6:27 | 6:27 | 6:28 | 6:28 | 6:29 | 6:30 | 6:30 | 6:31 | 6:31 | 6:32 | 6:32 | 6:33 | 6:33 | 6:34 | 6:35 | 6:35 | 6:36 | 6:36 | 6:37 | 6:37 | 6:37 | 6:38 | 6:38 | 6:39 | 6:39 | 6:39 | 6:40 | 6:40 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 13.1 | 5:18 | 6:25 |
| 2 | 13.1 | 5:19 | 6:25 |
| 3 | 13.1 | 5:19 | 6:26 |
| 4 | 13.1 | 5:19 | 6:27 |
| 5 | 13.1 | 5:19 | 6:27 |
| 6 | 13.1 | 5:19 | 6:28 |
| 7 | 13.1 | 5:20 | 6:28 |
| 8 | 13.2 | 5:20 | 6:29 |
| 9 | 13.2 | 5:20 | 6:30 |
| 10 | 13.2 | 5:20 | 6:30 |
| 11 | 13.2 | 5:21 | 6:31 |
| 12 | 13.2 | 5:21 | 6:31 |
| 13 | 13.2 | 5:21 | 6:32 |
| 14 | 13.2 | 5:22 | 6:32 |
| 15 | 13.2 | 5:22 | 6:33 |
| 16 | 13.2 | 5:22 | 6:33 |
| 17 | 13.2 | 5:23 | 6:34 |
| 18 | 13.2 | 5:23 | 6:35 |
| 19 | 13.2 | 5:24 | 6:35 |
| 20 | 13.2 | 5:24 | 6:36 |
| 21 | 13.2 | 5:25 | 6:36 |
| 22 | 13.2 | 5:25 | 6:37 |
| 23 | 13.2 | 5:26 | 6:37 |
| 24 | 13.2 | 5:26 | 6:37 |
| 25 | 13.2 | 5:27 | 6:38 |
| 26 | 13.2 | 5:27 | 6:38 |
| 27 | 13.2 | 5:28 | 6:39 |
| 28 | 13.2 | 5:28 | 6:39 |
| 29 | 13.2 | 5:29 | 6:39 |
| 30 | 13.2 | 5:29 | 6:40 |
| 31 | 13.2 | 5:30 | 6:40 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 6.67 kWh/m².
For context, solar energy here swings from a low near 4.46 kWh/m² to a high of 7.05 kWh/m² in November across the year — December's 6.67 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 7.0 | 7.0 | 7.0 | 6.9 | 6.9 | 6.9 | 6.9 | 6.9 | 6.8 | 6.8 | 6.8 | 6.8 | 6.8 | 6.7 | 6.7 | 6.7 | 6.7 | 6.6 | 6.6 | 6.5 | 6.5 | 6.5 | 6.4 | 6.4 | 6.4 | 6.3 | 6.3 | 6.2 | 6.2 | 6.1 | 6.1 |
| Level | 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 | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 7.0 | Intense |
| 2 | 7.0 | Intense |
| 3 | 7.0 | Intense |
| 4 | 6.9 | Intense |
| 5 | 6.9 | Intense |
| 6 | 6.9 | Intense |
| 7 | 6.9 | Intense |
| 8 | 6.9 | Intense |
| 9 | 6.8 | Intense |
| 10 | 6.8 | Intense |
| 11 | 6.8 | Intense |
| 12 | 6.8 | Intense |
| 13 | 6.8 | Intense |
| 14 | 6.7 | Intense |
| 15 | 6.7 | Intense |
| 16 | 6.7 | Intense |
| 17 | 6.7 | Intense |
| 18 | 6.6 | Intense |
| 19 | 6.6 | Intense |
| 20 | 6.5 | Intense |
| 21 | 6.5 | Intense |
| 22 | 6.5 | Intense |
| 23 | 6.4 | Intense |
| 24 | 6.4 | Intense |
| 25 | 6.4 | Intense |
| 26 | 6.3 | Intense |
| 27 | 6.3 | Intense |
| 28 | 6.2 | Intense |
| 29 | 6.2 | Intense |
| 30 | 6.1 | Intense |
| 31 | 6.1 | Intense |
Hazard calendar for Belo sur Tsiribihina
In December, Belo sur Tsiribihina sits inside its cyclone and monsoon season. The full year is below, with each hazard's peak months called out.
Belo sur Tsiribihina sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Belo sur Tsiribihina's monsoon runs December–March, when most of the year's rain falls.
Is December a good time to visit Belo sur Tsiribihina?
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 Belo sur Tsiribihina.
What to pack for Belo sur Tsiribihina in December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, Belo sur Tsiribihina sees daytime highs around 32°C and nights near 25°C. Pack light clothes, rain gear and sun protection. About 20 days see rain.
Sea temperature near Belo sur Tsiribihina in December
The nearest coast averages about 30°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 20 km away) is warmest in March at about 30°C and coldest in July near 25°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) | 30 | 30 | 30 | 29 | 28 | 26 | 25 | 25 | 26 | 27 | 29 | 30 |
| Comfort | Tropical | Tropical | Tropical | Tropical | Warm | Warm | Warm | Warm | Warm | Warm | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 30 | Tropical |
| Feb | 30 | Tropical |
| Mar | 30 | Tropical |
| Apr | 29 | Tropical |
| May | 28 | Warm |
| Jun | 26 | Warm |
| Jul | 25 | Warm |
| Aug | 25 | Warm |
| Sep | 26 | Warm |
| Oct | 27 | Warm |
| Nov | 29 | Tropical |
| Dec | 30 | Tropical |
UV index in Belo sur Tsiribihina in December
Clear-sky midday UV in December peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Belo sur Tsiribihina peaks around February 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 6 (high).
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) | 15 | 15 | 13 | 10 | 8 | 6 | 7 | 8 | 10 | 11 | 12 | 13 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | High | Very high | Very high | Very high | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 15 | Extreme |
| Feb | 15 | Extreme |
| Mar | 13 | Extreme |
| Apr | 10 | Extreme |
| May | 8 | Very high |
| Jun | 6 | High |
| Jul | 7 | Very high |
| Aug | 8 | Very high |
| Sep | 10 | Very high |
| Oct | 11 | Extreme |
| Nov | 12 | Extreme |
| Dec | 13 | Extreme |
Air quality in Belo sur Tsiribihina 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 Belo sur Tsiribihina is worst in October — around 22 µg/m³ PM2.5 (moderate), about 4.6× the cleanest month (March, 5 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) | 6 | 6 | 5 | 5 | 8 | 9 | 13 | 17 | 19 | 22 | 14 | 6 |
| Level | Good | Good | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 6 | Good |
| Feb | 6 | Good |
| Mar | 5 | Good |
| Apr | 5 | Good |
| May | 8 | Good |
| Jun | 9 | Good |
| Jul | 13 | Moderate |
| Aug | 17 | Moderate |
| Sep | 19 | Moderate |
| Oct | 22 | Moderate |
| Nov | 14 | Moderate |
| Dec | 6 | Good |
Where is Belo sur Tsiribihina?
Belo sur Tsiribihina sits at 19.7°S, 44.5°E, 22 m above sea level, in Madagascar. The nearest listed city is Morondava, 70 km away.
Topography around Belo sur Tsiribihina
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Belo sur Tsiribihina.
Within 3 km, the terrain around Belo sur Tsiribihina has only modest variations in elevation — a maximum elevation change of 58 m around an average of 14 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 131 m; within 80 km, large variations in elevation — a maximum elevation change of 650 m.
The land around Belo sur Tsiribihina is covered by grassland (39%) and cropland (28%) within 3 km, trees (26%) and grassland (26%) within 16 km, and grassland (33%), water (28%) and trees (26%) within 80 km.
Madagascar travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / E
- 220 V · 50 Hz
- Prices
- ≈ 31% of US
- price level, 2025
- GDP per capita
- $599
- 2025
- Happiness
- 4.2 / 10
- World Happiness, 2025
- Safe drinking water
- 22%
- of population, 2024
- Road deaths
- 29.2
- per 100k/yr, 2019
- Income group
- Low
- World Bank
- English
- Low
- EF EPI 457
- 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 Belo sur Tsiribihina (-19.6979°, 44.5459°, elevation 22 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).