Fenoarivo Atsinanana weather in August
In August, Fenoarivo Atsinanana sees average daytime highs of 23°C and overnight lows near 21°C, with 159 mm of rain across 24.4 wet days and about 11.4 hours of daylight. It is the 12th-warmest and 9th-wettest month of the year here.
Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 42% of the time in August, and the air most often feels humid.
Daylight stretches from about 11 h 12 min at the start of August to 11 h 36 min by month's end. Set against the rest of the year, August is Fenoarivo Atsinanana's 4th-clearest and 3rd-windiest month. For the whole year in context, see Fenoarivo Atsinanana's year-round climate.
- Daytime high
- 23°
- 12th warmest
- Overnight low
- 21°
- 2nd coldest
- Rainfall
- 159 mm
- 24.4 wet days
- Daylight
- 11 h 24 min
- 6:04 AM – 5:29 PM
- Cloud cover
- 45%
- 4th clearest
- Wind
- 19 km/h
- 3rd windiest
- Solar energy
- 4.04 kWh/m²
- Travel score
- 4.8
- out of 10
Temperature in August
Day-to-day highs hold fairly steady near 23°C through the month.
A typical August day in Fenoarivo Atsinanana reaches about 23°C in the afternoon and slips back to 21°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 23°C. Set against its neighbours, August runs on par with July and on par with September.
| 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) | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 |
| Avg low (°C) | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 23 | 21 |
| 2 | 23 | 21 |
| 3 | 23 | 21 |
| 4 | 23 | 21 |
| 5 | 23 | 21 |
| 6 | 23 | 21 |
| 7 | 23 | 21 |
| 8 | 23 | 21 |
| 9 | 23 | 21 |
| 10 | 23 | 21 |
| 11 | 23 | 21 |
| 12 | 23 | 21 |
| 13 | 23 | 21 |
| 14 | 23 | 21 |
| 15 | 23 | 21 |
| 16 | 23 | 21 |
| 17 | 23 | 21 |
| 18 | 23 | 21 |
| 19 | 23 | 21 |
| 20 | 23 | 21 |
| 21 | 23 | 21 |
| 22 | 23 | 21 |
| 23 | 23 | 21 |
| 24 | 23 | 21 |
| 25 | 23 | 21 |
| 26 | 23 | 21 |
| 27 | 23 | 21 |
| 28 | 23 | 21 |
| 29 | 23 | 21 |
| 30 | 23 | 21 |
| 31 | 23 | 21 |
Fenoarivo Atsinanana weather by month
How August compares with the rest of the year at a glance. August is the 12th-warmest and 9th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 27° / 25° | 320 | 25.9 | 12.9 | 4.1 |
| Feb | 27° / 25° | 367 | 22.9 | 12.6 | 4.2 |
| Mar | 27° / 25° | 365 | 26.4 | 12.1 | 4.2 |
| Apr | 26° / 25° | 228 | 25.1 | 11.6 | 4.5 |
| May | 25° / 23° | 224 | 25.2 | 11.2 | 4.7 |
| Jun | 24° / 22° | 218 | 26.4 | 11 | 4.5 |
| Jul | 23° / 21° | 237 | 26.9 | 11.1 | 4.4 |
| Aug | 23° / 21° | 159 | 24.4 | 11.4 | 4.8 |
| Sep | 23° / 21° | 113 | 22.1 | 11.9 | 5.3 |
| Oct | 24° / 23° | 105 | 21 | 12.4 | 5.6 |
| Nov | 25° / 24° | 105 | 19.4 | 12.8 | 5.5 |
| Dec | 27° / 25° | 195 | 24.5 | 13 | 4.6 |
Cloud cover in August
The sky is clear or mostly clear about 42% of the time in August.
Beyond those clear spells, partly cloudy skies cover about 36% of August, with mostly cloudy or overcast conditions the remaining 22%. Skies tend to open up 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 (%) | 70 | 71 | 71 | 72 | 73 | 73 | 74 | 75 | 75 | 76 | 77 | 78 | 78 | 79 | 79 | 80 | 80 | 81 | 81 | 81 | 81 | 82 | 82 | 82 | 82 | 82 | 82 | 82 | 82 | 81 | 82 |
| Cloudier (%) | 30 | 29 | 29 | 28 | 27 | 27 | 26 | 25 | 25 | 24 | 23 | 22 | 22 | 21 | 21 | 20 | 20 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 18 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 70 | 30 |
| 2 | 71 | 29 |
| 3 | 71 | 29 |
| 4 | 72 | 28 |
| 5 | 73 | 27 |
| 6 | 73 | 27 |
| 7 | 74 | 26 |
| 8 | 75 | 25 |
| 9 | 75 | 25 |
| 10 | 76 | 24 |
| 11 | 77 | 23 |
| 12 | 78 | 22 |
| 13 | 78 | 22 |
| 14 | 79 | 21 |
| 15 | 79 | 21 |
| 16 | 80 | 20 |
| 17 | 80 | 20 |
| 18 | 81 | 19 |
| 19 | 81 | 19 |
| 20 | 81 | 19 |
| 21 | 81 | 19 |
| 22 | 82 | 18 |
| 23 | 82 | 18 |
| 24 | 82 | 18 |
| 25 | 82 | 18 |
| 26 | 82 | 18 |
| 27 | 82 | 18 |
| 28 | 82 | 18 |
| 29 | 82 | 18 |
| 30 | 81 | 19 |
| 31 | 82 | 18 |
Chance of precipitation in August
Fenoarivo Atsinanana gets around 159 mm of rain over 24.4 wet days in August. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 79% and peaks near 83% 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 83 | 82 | 81 | 81 | 80 | 80 | 79 | 79 | 79 | 79 | 79 | 78 | 78 | 78 | 78 | 78 | 78 | 78 | 78 | 78 | 78 | 79 | 79 | 79 | 80 | 80 | 81 | 81 | 81 | 81 | 81 |
| Rain chance (%) | |
|---|---|
| 1 | 83 |
| 2 | 82 |
| 3 | 81 |
| 4 | 81 |
| 5 | 80 |
| 6 | 80 |
| 7 | 79 |
| 8 | 79 |
| 9 | 79 |
| 10 | 79 |
| 11 | 79 |
| 12 | 78 |
| 13 | 78 |
| 14 | 78 |
| 15 | 78 |
| 16 | 78 |
| 17 | 78 |
| 18 | 78 |
| 19 | 78 |
| 20 | 78 |
| 21 | 78 |
| 22 | 79 |
| 23 | 79 |
| 24 | 79 |
| 25 | 80 |
| 26 | 80 |
| 27 | 81 |
| 28 | 81 |
| 29 | 81 |
| 30 | 81 |
| 31 | 81 |
Humidity in August
Most of August feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, August lands in the humid band about 57% of days. Sticky, muggy-or-worse air turns up on roughly 37% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Comfortable (%) | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Humid (%) | 53 | 54 | 55 | 56 | 56 | 57 | 58 | 59 | 59 | 59 | 60 | 61 | 60 | 60 | 60 | 59 | 59 | 58 | 58 | 58 | 57 | 57 | 56 | 56 | 56 | 55 | 55 | 54 | 54 | 53 | 52 |
| Muggy (%) | 40 | 39 | 38 | 37 | 37 | 36 | 35 | 34 | 34 | 34 | 33 | 33 | 34 | 34 | 34 | 35 | 35 | 36 | 36 | 36 | 37 | 37 | 38 | 39 | 39 | 40 | 40 | 41 | 41 | 42 | 43 |
| Oppressive (%) | 1 | 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 |
| Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|
| 1 | 6 | 53 | 40 | 1 |
| 2 | 6 | 54 | 39 | 1 |
| 3 | 6 | 55 | 38 | 1 |
| 4 | 6 | 56 | 37 | 1 |
| 5 | 6 | 56 | 37 | 1 |
| 6 | 6 | 57 | 36 | 1 |
| 7 | 7 | 58 | 35 | 0 |
| 8 | 7 | 59 | 34 | 0 |
| 9 | 7 | 59 | 34 | 0 |
| 10 | 7 | 59 | 34 | 0 |
| 11 | 7 | 60 | 33 | 0 |
| 12 | 6 | 61 | 33 | 0 |
| 13 | 6 | 60 | 34 | 0 |
| 14 | 6 | 60 | 34 | 0 |
| 15 | 6 | 60 | 34 | 0 |
| 16 | 6 | 59 | 35 | 0 |
| 17 | 6 | 59 | 35 | 0 |
| 18 | 6 | 58 | 36 | 0 |
| 19 | 6 | 58 | 36 | 0 |
| 20 | 6 | 58 | 36 | 0 |
| 21 | 6 | 57 | 37 | 0 |
| 22 | 6 | 57 | 37 | 0 |
| 23 | 6 | 56 | 38 | 0 |
| 24 | 5 | 56 | 39 | 0 |
| 25 | 5 | 56 | 39 | 0 |
| 26 | 5 | 55 | 40 | 0 |
| 27 | 5 | 55 | 40 | 0 |
| 28 | 5 | 54 | 41 | 0 |
| 29 | 5 | 54 | 41 | 0 |
| 30 | 5 | 53 | 42 | 0 |
| 31 | 5 | 52 | 43 | 0 |
Wind in August
Winds average 19 km/h in August.
Across August, daily wind ranges from about 18 km/h on the calmest days to 21 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) | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
| Feels | breezy | breezy | breezy | breezy | breezy | breezy | 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 | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 21 | breezy |
| 2 | 21 | breezy |
| 3 | 21 | breezy |
| 4 | 20 | breezy |
| 5 | 20 | breezy |
| 6 | 20 | breezy |
| 7 | 20 | light breeze |
| 8 | 20 | light breeze |
| 9 | 20 | light breeze |
| 10 | 19 | light breeze |
| 11 | 19 | light breeze |
| 12 | 19 | light breeze |
| 13 | 19 | light breeze |
| 14 | 19 | light breeze |
| 15 | 19 | light breeze |
| 16 | 18 | light breeze |
| 17 | 18 | light breeze |
| 18 | 18 | light breeze |
| 19 | 18 | light breeze |
| 20 | 18 | light breeze |
| 21 | 18 | light breeze |
| 22 | 18 | light breeze |
| 23 | 18 | light breeze |
| 24 | 18 | light breeze |
| 25 | 18 | light breeze |
| 26 | 18 | light breeze |
| 27 | 18 | light breeze |
| 28 | 18 | light breeze |
| 29 | 18 | light breeze |
| 30 | 18 | light breeze |
| 31 | 18 | light breeze |
Sunrise & sunset in August
Daylight runs from about 11 h 12 min at the start of August to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 24 minutes over August. Sunrise moves from 6:12 AM to 5:53 AM, and sunset from 5:25 PM to 5:32 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) | 11.2 | 11.2 | 11.2 | 11.2 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | 11.6 | 11.6 | 11.6 | 11.6 | 11.6 | 11.6 |
| Sunrise (AM) | 6:12 | 6:12 | 6:11 | 6:11 | 6:10 | 6:10 | 6:09 | 6:09 | 6:08 | 6:08 | 6:07 | 6:07 | 6:06 | 6:05 | 6:05 | 6:04 | 6:04 | 6:03 | 6:02 | 6:02 | 6:01 | 6:00 | 5:59 | 5:59 | 5:58 | 5:57 | 5:56 | 5:56 | 5:55 | 5:54 | 5:53 |
| Sunset (PM) | 5:25 | 5:25 | 5:25 | 5:26 | 5:26 | 5:26 | 5:26 | 5:27 | 5:27 | 5:27 | 5:28 | 5:28 | 5:28 | 5:28 | 5:29 | 5:29 | 5:29 | 5:29 | 5:29 | 5:30 | 5:30 | 5:30 | 5:30 | 5:30 | 5:31 | 5:31 | 5:31 | 5:31 | 5:31 | 5:31 | 5:32 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.2 | 6:12 | 5:25 |
| 2 | 11.2 | 6:12 | 5:25 |
| 3 | 11.2 | 6:11 | 5:25 |
| 4 | 11.2 | 6:11 | 5:26 |
| 5 | 11.3 | 6:10 | 5:26 |
| 6 | 11.3 | 6:10 | 5:26 |
| 7 | 11.3 | 6:09 | 5:26 |
| 8 | 11.3 | 6:09 | 5:27 |
| 9 | 11.3 | 6:08 | 5:27 |
| 10 | 11.3 | 6:08 | 5:27 |
| 11 | 11.3 | 6:07 | 5:28 |
| 12 | 11.4 | 6:07 | 5:28 |
| 13 | 11.4 | 6:06 | 5:28 |
| 14 | 11.4 | 6:05 | 5:28 |
| 15 | 11.4 | 6:05 | 5:29 |
| 16 | 11.4 | 6:04 | 5:29 |
| 17 | 11.4 | 6:04 | 5:29 |
| 18 | 11.4 | 6:03 | 5:29 |
| 19 | 11.5 | 6:02 | 5:29 |
| 20 | 11.5 | 6:02 | 5:30 |
| 21 | 11.5 | 6:01 | 5:30 |
| 22 | 11.5 | 6:00 | 5:30 |
| 23 | 11.5 | 5:59 | 5:30 |
| 24 | 11.5 | 5:59 | 5:30 |
| 25 | 11.5 | 5:58 | 5:31 |
| 26 | 11.6 | 5:57 | 5:31 |
| 27 | 11.6 | 5:56 | 5:31 |
| 28 | 11.6 | 5:56 | 5:31 |
| 29 | 11.6 | 5:55 | 5:31 |
| 30 | 11.6 | 5:54 | 5:31 |
| 31 | 11.6 | 5:53 | 5:32 |
Solar energy in August
Average shortwave solar energy reaching the ground each day in August, about 4.04 kWh/m².
For context, solar energy here swings from a low near 3.31 kWh/m² to a high of 6.03 kWh/m² in November across the year — August's 4.04 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) | 3.6 | 3.7 | 3.7 | 3.7 | 3.8 | 3.8 | 3.8 | 3.8 | 3.9 | 3.9 | 3.9 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.1 | 4.1 | 4.1 | 4.2 | 4.2 | 4.2 | 4.2 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.4 | 4.4 | 4.4 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.6 | Moderate |
| 2 | 3.7 | Moderate |
| 3 | 3.7 | Moderate |
| 4 | 3.7 | Moderate |
| 5 | 3.8 | Moderate |
| 6 | 3.8 | Moderate |
| 7 | 3.8 | Moderate |
| 8 | 3.8 | Moderate |
| 9 | 3.9 | Moderate |
| 10 | 3.9 | Moderate |
| 11 | 3.9 | Moderate |
| 12 | 4.0 | Moderate |
| 13 | 4.0 | Moderate |
| 14 | 4.0 | Bright |
| 15 | 4.0 | Bright |
| 16 | 4.0 | Bright |
| 17 | 4.1 | Bright |
| 18 | 4.1 | Bright |
| 19 | 4.1 | Bright |
| 20 | 4.2 | Bright |
| 21 | 4.2 | Bright |
| 22 | 4.2 | Bright |
| 23 | 4.2 | Bright |
| 24 | 4.3 | Bright |
| 25 | 4.3 | Bright |
| 26 | 4.3 | Bright |
| 27 | 4.3 | Bright |
| 28 | 4.3 | Bright |
| 29 | 4.4 | Bright |
| 30 | 4.4 | Bright |
| 31 | 4.4 | Bright |
Hazard calendar for Fenoarivo Atsinanana
None of Fenoarivo Atsinanana's seasonal hazards are active in August. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Fenoarivo Atsinanana sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Is August a good time to visit Fenoarivo Atsinanana?
Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
August is a reasonable time to visit Fenoarivo Atsinanana for sightseeing.
What to pack for Fenoarivo Atsinanana in August
From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In August, Fenoarivo Atsinanana sees daytime highs around 23°C and nights near 21°C. Pack rain gear. Worth having: light clothes. About 24 days see rain.
Sea temperature near Fenoarivo Atsinanana in August
The nearest coast averages about 24°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 23 km away) is warmest in February at about 29°C and coldest in August near 24°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) | 28 | 29 | 28 | 28 | 27 | 26 | 24 | 24 | 24 | 25 | 27 | 28 |
| Comfort | Tropical | Tropical | Tropical | Warm | Warm | Warm | Warm | Warm | Warm | Warm | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Tropical |
| Feb | 29 | Tropical |
| Mar | 28 | Tropical |
| Apr | 28 | Warm |
| May | 27 | Warm |
| Jun | 26 | Warm |
| Jul | 24 | Warm |
| Aug | 24 | Warm |
| Sep | 24 | Warm |
| Oct | 25 | Warm |
| Nov | 27 | Warm |
| Dec | 28 | Warm |
UV index in Fenoarivo Atsinanana in August
Clear-sky midday UV in August 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 Fenoarivo Atsinanana peaks around February 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 7 (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 | 14 | 11 | 9 | 7 | 8 | 9 | 11 | 13 | 13 | 14 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | High | Very high | Very high | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 15 | Extreme |
| Feb | 15 | Extreme |
| Mar | 14 | Extreme |
| Apr | 11 | Extreme |
| May | 9 | Very high |
| Jun | 7 | High |
| Jul | 8 | Very high |
| Aug | 9 | Very high |
| Sep | 11 | Extreme |
| Oct | 13 | Extreme |
| Nov | 13 | Extreme |
| Dec | 14 | Extreme |
Air quality in Fenoarivo Atsinanana in August
Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.
Air quality in Fenoarivo Atsinanana is worst in November — around 27 µg/m³ PM2.5 (moderate), about 4.5× the cleanest month (February, 6 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 | 6 | 6 | 7 | 7 | 7 | 6 | 6 | 11 | 27 | 9 |
| Level | Good | Good | Good | Good | Good | Good | Good | Good | Good | Good | Moderate | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 6 | Good |
| Feb | 6 | Good |
| Mar | 6 | Good |
| Apr | 6 | Good |
| May | 7 | Good |
| Jun | 7 | Good |
| Jul | 7 | Good |
| Aug | 6 | Good |
| Sep | 6 | Good |
| Oct | 11 | Good |
| Nov | 27 | Moderate |
| Dec | 9 | Good |
Where is Fenoarivo Atsinanana?
Fenoarivo Atsinanana sits at 17.4°S, 49.4°E, 14 m above sea level, in Madagascar. The nearest listed city is Vavatenina, 24 km away.
Topography around Fenoarivo Atsinanana
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Fenoarivo Atsinanana.
Within 3 km, the terrain around Fenoarivo Atsinanana has only modest variations in elevation — a maximum elevation change of 80 m around an average of 16 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 408 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,512 m.
The land around Fenoarivo Atsinanana is covered by trees (45%) and water (28%) within 3 km, water (38%) and trees (37%) within 16 km, and trees (45%) and water (34%) 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 Fenoarivo Atsinanana (-17.3809°, 49.4083°, elevation 14 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).