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

Average highAverage lowShaded bands: 10–90% of days

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.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12921
22921
32921
42921
52921
62921
72921
82921
92921
102921
112921
122921
132921
142921
152921
162921
172921
182921
192921
202921
212921
222921
232921
242921
252921
262921
272921
282921
292921
302921
312921

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.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 25°43128.512.83.0
Feb30° / 25°3112412.53.1
Mar31° / 26°1972112.13.5
Apr32° / 25°438.311.74.7
May31° / 24°61.111.36.0
Jun30° / 22°10.211.16.9
Jul29° / 21°10.211.27.3
Aug30° / 21°10.211.57.0
Sep30° / 23°30.611.96.5
Oct31° / 24°174.312.45.5
Nov31° / 25°8015.112.74.2
Dec30° / 25°2052412.93.4

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

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%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1937
2937
3937
4937
5937
6937
7937
8937
9928
10928
11928
12928
13928
14928
15928
16928
17928
18928
19928
20928
21928
22928
23928
24928
25937
26937
27937
28937
29937
30937
31946

Chance of precipitation in July

Any precipitation

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.

0%10%20%30%151015202531
Rain chance (%)
10
20
30
40
50
60
70
80
90
100
111
121
131
141
151
161
171
181
191
201
211
221
231
241
251
261
271
281
291
301
311

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
11315612
21325611
31345411
41365310
5137539
6138529
7139528
8140527
9141517
10142516
11142516
12142516
13142516
14242506
15242506
16241516
17241516
18340516
19340516
20340507
21339517
22339508
23339499
24339489
253394810
263394710
273404610
283404511
293414511
303414411
312414412

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.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in July

DaylightNight

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.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:265:30
211.16:265:31
311.16:265:31
411.16:265:31
511.16:265:31
611.16:265:32
711.16:265:32
811.16:265:32
911.16:265:33
1011.16:265:33
1111.16:265:33
1211.16:265:34
1311.16:265:34
1411.16:265:34
1511.16:265:35
1611.16:265:35
1711.26:265:35
1811.26:265:35
1911.26:255:36
2011.26:255:36
2111.26:255:36
2211.26:255:37
2311.26:255:37
2411.26:245:37
2511.26:245:38
2611.26:245:38
2711.26:245:38
2811.36:235:38
2911.36:235:39
3011.36:235:39
3111.36:225:39

Solar energy in July

Daily solar energy (kWh/m²)

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.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in July

Hazard calendar for Mahajanga

In seasonPeak

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.

Cyclone
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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).

7.3
Sightseeing
1st-best month of the year
9.3
Beach & pool
1st-best month of the year

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.

light clothessun 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.

24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar30Tropical
Apr30Tropical
May28Tropical
Jun27Warm
Jul26Warm
Aug25Warm
Sep26Warm
Oct27Warm
Nov29Tropical
Dec29Tropical

UV index in Mahajanga in July

LowModerateHighVery highExtreme

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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 14UV 16Jun 19UV 7
UV index (midday)Level
Jan14Extreme
Feb16Extreme
Mar14Extreme
Apr11Extreme
May9Very high
Jun7Very high
Jul8Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov12Extreme
Dec14Extreme
Location & terrain

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.

Ambato BoenySitampikySoalalaBorizinyMaevatananaMampikonyTsaratanana

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.

3 km
45 m
16 km
98 m
80 km
310 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
July weather nearby: Marovoay 56 km · Ambato Boeny 94 km · Sitampiky 108 km · Soalala 115 km · Boriziny 146 km · Maevatanana 148 km · Mampikony 148 km · Tsaratanana 186 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
Church of Jesus Christ in Madagascar/Malagasy Lutheran Church/Anglican Church 34%Roman Catholic 32%none 22%other Christian 8%

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).