Mahajanga weather in July
In July, Mahajanga sees average daytime highs of 29°C and overnight lows near 21°C, with 1 mm of rain across 0.2 wet days and about 11.2 hours of daylight. It is the 12th-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 83% of the time in July, and the air most often feels humid.
Daylight stretches from about 11 h 06 min at the start of July to 11 h 18 min by month's end. Set against the rest of the year, July is Mahajanga's 4th-clearest and 1st-windiest month. For the whole year in context, see Mahajanga's year-round climate.
- Daytime high
- 29°
- 12th warmest
- Overnight low
- 21°
- 1st coldest
- Rainfall
- 1 mm
- 0.2 wet days
- Daylight
- 11 h 06 min
- 6:26 AM – 5:35 PM
- Cloud cover
- 20%
- 4th clearest
- Wind
- 13 km/h
- 1st windiest
- Solar energy
- 5.07 kWh/m²
- Travel score
- 7.3
- out of 10
Temperature in July
Day-to-day highs hold fairly steady near 29°C through the month.
A typical July day in Mahajanga reaches about 29°C in the afternoon and slips back to 21°C overnight — a 8°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, July runs on par with 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) | 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) | 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 | 29 | 21 |
| 2 | 29 | 21 |
| 3 | 29 | 21 |
| 4 | 29 | 21 |
| 5 | 29 | 21 |
| 6 | 29 | 21 |
| 7 | 29 | 21 |
| 8 | 29 | 21 |
| 9 | 29 | 21 |
| 10 | 29 | 21 |
| 11 | 29 | 21 |
| 12 | 29 | 21 |
| 13 | 29 | 21 |
| 14 | 29 | 21 |
| 15 | 29 | 21 |
| 16 | 29 | 21 |
| 17 | 29 | 21 |
| 18 | 29 | 21 |
| 19 | 29 | 21 |
| 20 | 29 | 21 |
| 21 | 29 | 21 |
| 22 | 29 | 21 |
| 23 | 29 | 21 |
| 24 | 29 | 21 |
| 25 | 29 | 21 |
| 26 | 29 | 21 |
| 27 | 29 | 21 |
| 28 | 29 | 21 |
| 29 | 29 | 21 |
| 30 | 29 | 21 |
| 31 | 29 | 21 |
How July really feels in Mahajanga
Once humidity and wind are folded in, July averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
July sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Mahajanga weather by month
How July compares with the rest of the year at a glance. July is the 12th-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° | 431 | 28.5 | 12.8 | 3.0 |
| Feb | 30° / 25° | 311 | 24 | 12.5 | 3.1 |
| Mar | 31° / 26° | 197 | 21 | 12.1 | 3.5 |
| Apr | 32° / 25° | 43 | 8.3 | 11.7 | 4.7 |
| May | 31° / 24° | 6 | 1.1 | 11.3 | 6.0 |
| Jun | 30° / 22° | 1 | 0.2 | 11.1 | 6.9 |
| Jul | 29° / 21° | 1 | 0.2 | 11.2 | 7.3 |
| Aug | 30° / 21° | 1 | 0.2 | 11.5 | 7.0 |
| Sep | 30° / 23° | 3 | 0.6 | 11.9 | 6.5 |
| Oct | 31° / 24° | 17 | 4.3 | 12.4 | 5.5 |
| Nov | 31° / 25° | 80 | 15.1 | 12.7 | 4.2 |
| Dec | 30° / 25° | 205 | 24 | 12.9 | 3.4 |
Cloud cover in July
The sky is clear or mostly clear about 83% of the time in July.
Beyond those clear spells, partly cloudy skies cover about 10% of July, with mostly cloudy or overcast conditions the remaining 7%.
| 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 (%) | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 93 | 93 | 93 | 93 | 93 | 93 | 94 |
| Cloudier (%) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 6 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 93 | 7 |
| 2 | 93 | 7 |
| 3 | 93 | 7 |
| 4 | 93 | 7 |
| 5 | 93 | 7 |
| 6 | 93 | 7 |
| 7 | 93 | 7 |
| 8 | 93 | 7 |
| 9 | 92 | 8 |
| 10 | 92 | 8 |
| 11 | 92 | 8 |
| 12 | 92 | 8 |
| 13 | 92 | 8 |
| 14 | 92 | 8 |
| 15 | 92 | 8 |
| 16 | 92 | 8 |
| 17 | 92 | 8 |
| 18 | 92 | 8 |
| 19 | 92 | 8 |
| 20 | 92 | 8 |
| 21 | 92 | 8 |
| 22 | 92 | 8 |
| 23 | 92 | 8 |
| 24 | 92 | 8 |
| 25 | 93 | 7 |
| 26 | 93 | 7 |
| 27 | 93 | 7 |
| 28 | 93 | 7 |
| 29 | 93 | 7 |
| 30 | 93 | 7 |
| 31 | 94 | 6 |
Chance of precipitation in July
Mahajanga gets around 1 mm of rain over 0.2 wet days in July. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 1% and peaks near 1% 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 (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Rain chance (%) | |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 0 |
| 9 | 0 |
| 10 | 0 |
| 11 | 1 |
| 12 | 1 |
| 13 | 1 |
| 14 | 1 |
| 15 | 1 |
| 16 | 1 |
| 17 | 1 |
| 18 | 1 |
| 19 | 1 |
| 20 | 1 |
| 21 | 1 |
| 22 | 1 |
| 23 | 1 |
| 24 | 1 |
| 25 | 1 |
| 26 | 1 |
| 27 | 1 |
| 28 | 1 |
| 29 | 1 |
| 30 | 1 |
| 31 | 1 |
Humidity in July
Most of July feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, July lands in the humid band about 50% of days. Sticky, muggy-or-worse air turns up on roughly 8% 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 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 |
| Comfortable (%) | 31 | 32 | 34 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 42 | 42 | 42 | 42 | 42 | 41 | 41 | 40 | 40 | 40 | 39 | 39 | 39 | 39 | 39 | 39 | 40 | 40 | 41 | 41 | 41 |
| Humid (%) | 56 | 56 | 54 | 53 | 53 | 52 | 52 | 52 | 51 | 51 | 51 | 51 | 51 | 50 | 50 | 51 | 51 | 51 | 51 | 50 | 51 | 50 | 49 | 48 | 48 | 47 | 46 | 45 | 45 | 44 | 44 |
| Muggy (%) | 12 | 11 | 11 | 10 | 9 | 9 | 8 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 8 | 9 | 9 | 10 | 10 | 10 | 11 | 11 | 11 | 12 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | |
|---|---|---|---|---|
| 1 | 1 | 31 | 56 | 12 |
| 2 | 1 | 32 | 56 | 11 |
| 3 | 1 | 34 | 54 | 11 |
| 4 | 1 | 36 | 53 | 10 |
| 5 | 1 | 37 | 53 | 9 |
| 6 | 1 | 38 | 52 | 9 |
| 7 | 1 | 39 | 52 | 8 |
| 8 | 1 | 40 | 52 | 7 |
| 9 | 1 | 41 | 51 | 7 |
| 10 | 1 | 42 | 51 | 6 |
| 11 | 1 | 42 | 51 | 6 |
| 12 | 1 | 42 | 51 | 6 |
| 13 | 1 | 42 | 51 | 6 |
| 14 | 2 | 42 | 50 | 6 |
| 15 | 2 | 42 | 50 | 6 |
| 16 | 2 | 41 | 51 | 6 |
| 17 | 2 | 41 | 51 | 6 |
| 18 | 3 | 40 | 51 | 6 |
| 19 | 3 | 40 | 51 | 6 |
| 20 | 3 | 40 | 50 | 7 |
| 21 | 3 | 39 | 51 | 7 |
| 22 | 3 | 39 | 50 | 8 |
| 23 | 3 | 39 | 49 | 9 |
| 24 | 3 | 39 | 48 | 9 |
| 25 | 3 | 39 | 48 | 10 |
| 26 | 3 | 39 | 47 | 10 |
| 27 | 3 | 40 | 46 | 10 |
| 28 | 3 | 40 | 45 | 11 |
| 29 | 3 | 41 | 45 | 11 |
| 30 | 3 | 41 | 44 | 11 |
| 31 | 2 | 41 | 44 | 12 |
Wind in July
Winds average 13 km/h in July, the windiest month of the year.
Across July, daily wind ranges from about 13 km/h on the calmest days to 14 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) | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 |
| Feels | 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 | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 13 | light breeze |
| 2 | 13 | light breeze |
| 3 | 13 | light breeze |
| 4 | 13 | light breeze |
| 5 | 13 | light breeze |
| 6 | 14 | light breeze |
| 7 | 14 | light breeze |
| 8 | 14 | light breeze |
| 9 | 14 | light breeze |
| 10 | 14 | light breeze |
| 11 | 14 | light breeze |
| 12 | 14 | light breeze |
| 13 | 14 | light breeze |
| 14 | 14 | light breeze |
| 15 | 14 | light breeze |
| 16 | 14 | light breeze |
| 17 | 14 | light breeze |
| 18 | 13 | light breeze |
| 19 | 13 | 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 | 13 | light breeze |
| 28 | 13 | light breeze |
| 29 | 13 | light breeze |
| 30 | 13 | light breeze |
| 31 | 13 | light breeze |
Sunrise & sunset in July
Daylight runs from about 11 h 06 min at the start of July to 11 h 18 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 12 minutes over July. Sunrise moves from 6:26 AM to 6:22 AM, and sunset from 5:30 PM to 5:39 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) | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.3 | 11.3 | 11.3 | 11.3 |
| Sunrise (AM) | 6:26 | 6:26 | 6:26 | 6:26 | 6:26 | 6:26 | 6:26 | 6:26 | 6:26 | 6:26 | 6:26 | 6:26 | 6:26 | 6:26 | 6:26 | 6:26 | 6:26 | 6:26 | 6:25 | 6:25 | 6:25 | 6:25 | 6:25 | 6:24 | 6:24 | 6:24 | 6:24 | 6:23 | 6:23 | 6:23 | 6:22 |
| Sunset (PM) | 5:30 | 5:31 | 5:31 | 5:31 | 5:31 | 5:32 | 5:32 | 5:32 | 5:33 | 5:33 | 5:33 | 5:34 | 5:34 | 5:34 | 5:35 | 5:35 | 5:35 | 5:35 | 5:36 | 5:36 | 5:36 | 5:37 | 5:37 | 5:37 | 5:38 | 5:38 | 5:38 | 5:38 | 5:39 | 5:39 | 5:39 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.1 | 6:26 | 5:30 |
| 2 | 11.1 | 6:26 | 5:31 |
| 3 | 11.1 | 6:26 | 5:31 |
| 4 | 11.1 | 6:26 | 5:31 |
| 5 | 11.1 | 6:26 | 5:31 |
| 6 | 11.1 | 6:26 | 5:32 |
| 7 | 11.1 | 6:26 | 5:32 |
| 8 | 11.1 | 6:26 | 5:32 |
| 9 | 11.1 | 6:26 | 5:33 |
| 10 | 11.1 | 6:26 | 5:33 |
| 11 | 11.1 | 6:26 | 5:33 |
| 12 | 11.1 | 6:26 | 5:34 |
| 13 | 11.1 | 6:26 | 5:34 |
| 14 | 11.1 | 6:26 | 5:34 |
| 15 | 11.1 | 6:26 | 5:35 |
| 16 | 11.1 | 6:26 | 5:35 |
| 17 | 11.2 | 6:26 | 5:35 |
| 18 | 11.2 | 6:26 | 5:35 |
| 19 | 11.2 | 6:25 | 5:36 |
| 20 | 11.2 | 6:25 | 5:36 |
| 21 | 11.2 | 6:25 | 5:36 |
| 22 | 11.2 | 6:25 | 5:37 |
| 23 | 11.2 | 6:25 | 5:37 |
| 24 | 11.2 | 6:24 | 5:37 |
| 25 | 11.2 | 6:24 | 5:38 |
| 26 | 11.2 | 6:24 | 5:38 |
| 27 | 11.2 | 6:24 | 5:38 |
| 28 | 11.3 | 6:23 | 5:38 |
| 29 | 11.3 | 6:23 | 5:39 |
| 30 | 11.3 | 6:23 | 5:39 |
| 31 | 11.3 | 6:22 | 5:39 |
Solar energy in July
Average shortwave solar energy reaching the ground each day in July, about 5.07 kWh/m².
For context, solar energy here swings from a low near 4.93 kWh/m² to a high of 7.13 kWh/m² in October across the year — July's 5.07 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) | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.3 | 5.3 | 5.3 | 5.3 |
| 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 | 5.0 | Bright |
| 4 | 5.0 | Bright |
| 5 | 5.0 | Bright |
| 6 | 5.0 | Bright |
| 7 | 5.0 | Bright |
| 8 | 5.0 | Bright |
| 9 | 5.0 | Bright |
| 10 | 5.0 | Bright |
| 11 | 5.0 | Bright |
| 12 | 5.0 | Bright |
| 13 | 5.0 | Bright |
| 14 | 5.0 | Bright |
| 15 | 5.0 | Bright |
| 16 | 5.0 | Bright |
| 17 | 5.1 | Bright |
| 18 | 5.1 | Bright |
| 19 | 5.1 | Bright |
| 20 | 5.1 | Bright |
| 21 | 5.1 | Bright |
| 22 | 5.1 | Bright |
| 23 | 5.2 | Bright |
| 24 | 5.2 | Bright |
| 25 | 5.2 | Bright |
| 26 | 5.2 | Bright |
| 27 | 5.2 | Bright |
| 28 | 5.3 | Bright |
| 29 | 5.3 | Bright |
| 30 | 5.3 | Bright |
| 31 | 5.3 | Bright |
Hazard calendar for Mahajanga
None of Mahajanga's seasonal hazards are active in July. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Mahajanga sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Mahajanga's monsoon runs December–March, when most of the year's rain falls.
Is July a good time to visit Mahajanga?
Our two travel scores rate July for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
July is one of the better times to visit Mahajanga for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Mahajanga in July
From July's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In July, Mahajanga sees daytime highs around 29°C and nights near 21°C. Pack light clothes. Worth having: sun protection.
Sea temperature near Mahajanga in July
The nearest coast averages about 26°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in March at about 30°C and coldest in August 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) | 29 | 29 | 30 | 30 | 28 | 27 | 26 | 25 | 26 | 27 | 29 | 29 |
| Comfort | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Warm | Warm | Warm | Warm | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 29 | Tropical |
| Feb | 29 | Tropical |
| Mar | 30 | Tropical |
| Apr | 30 | Tropical |
| May | 28 | Tropical |
| Jun | 27 | Warm |
| Jul | 26 | Warm |
| Aug | 25 | Warm |
| Sep | 26 | Warm |
| Oct | 27 | Warm |
| Nov | 29 | Tropical |
| Dec | 29 | Tropical |
UV index in Mahajanga in July
Clear-sky midday UV in July peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Mahajanga peaks around February 14 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 7 (very 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) | 14 | 16 | 14 | 11 | 9 | 7 | 8 | 10 | 12 | 13 | 12 | 14 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 16 | Extreme |
| Mar | 14 | Extreme |
| Apr | 11 | Extreme |
| May | 9 | Very high |
| Jun | 7 | Very high |
| Jul | 8 | Very high |
| Aug | 10 | Very high |
| Sep | 12 | Extreme |
| Oct | 13 | Extreme |
| Nov | 12 | Extreme |
| Dec | 14 | Extreme |
Where is Mahajanga?
Mahajanga sits at 15.7°S, 46.3°E, 20 m above sea level, in Madagascar. The nearest listed city is Marovoay, 56 km away.
Topography around Mahajanga
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mahajanga.
Within 3 km, the terrain around Mahajanga has only modest variations in elevation — a maximum elevation change of 45 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 98 m; within 80 km, significant variations in elevation — a maximum elevation change of 310 m.
The land around Mahajanga is covered by water (52%) and artificial surfaces (24%) within 3 km, water (50%) and grassland (33%) within 16 km, and grassland (42%) 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 Mahajanga (-15.7167°, 46.3167°, elevation 20 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).