Mahajanga weather in October

In October, Mahajanga sees average daytime highs of 31°C and overnight lows near 24°C, with 17 mm of rain across 4.3 wet days and about 12.4 hours of daylight. It is the 2nd-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 83% of the time in October, and the air most often feels muggy.

Daylight stretches from about 12 h 06 min at the start of October to 12 h 36 min by month's end. Set against the rest of the year, October is Mahajanga's 6th-clearest and 5th-windiest month. For the whole year in context, see Mahajanga's year-round climate.

Daytime high
31°
2nd warmest
Overnight low
24°
6th coldest
Rainfall
17 mm
4.3 wet days
Daylight
12 h 24 min
5:29 AM – 5:51 PM
Cloud cover
22%
6th clearest
Wind
12 km/h
5th windiest
Solar energy
7.13 kWh/m²
Travel score
5.5
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical October day in Mahajanga reaches about 31°C in the afternoon and slips back to 24°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 32°C. Set against its neighbours, October runs about 1°C warmer than September and on par with November.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13123
23123
33124
43124
53124
63124
73124
83124
93124
103124
113124
123124
133124
143124
153124
163124
173124
183124
193124
203124
213125
223125
233125
243125
253125
263125
273125
283125
293125
303125
313125

How October really feels in Mahajanga

Once humidity and wind are folded in, October averages 29 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
29
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in October is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Mahajanga weather by month

How October compares with the rest of the year at a glance. October is the 2nd-warmest and 7th-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 October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 83% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 10% of October, with mostly cloudy or overcast conditions the remaining 7%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1964
2955
3955
4955
5955
6955
7955
8955
9946
10937
11937
12937
13937
14937
15937
16937
17937
18937
19937
20937
21937
22937
23937
24928
25928
26919
27919
28919
299010
308911
318911

Chance of precipitation in October

Any precipitation

Mahajanga gets around 17 mm of rain over 4.3 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 14% and peaks near 32% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
15
25
35
45
55
65
76
86
96
106
117
127
137
148
159
1610
1711
1813
1914
2016
2117
2219
2321
2422
2524
2626
2728
2829
2930
3032
3132

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

Most of October feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, October lands in the muggy band about 42% of days. Sticky, muggy-or-worse air turns up on roughly 71% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
164239130
264139140
364039150
463940150
563840160
663640170
763540180
863441190
963341190
1053242200
1153142210
1253143220
1343043220
1442944230
1532844240
1632744260
1732644270
1822544290
1922344311
2022244321
2112043341
2211943361
2311743381
2411642392
2511542412
2611441422
2711340442
2811240452
2911139463
3011039473
3111039483

Wind in October

Winds average 12 km/h in October.

Across October, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 06 min at the start of October to 12 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over October. Sunrise moves from 5:40 AM to 5:21 AM, and sunset from 5:48 PM to 5:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.15:405:48
212.25:395:48
312.25:385:48
412.25:375:48
512.25:365:48
612.25:365:49
712.25:355:49
812.25:345:49
912.35:345:49
1012.35:335:49
1112.35:325:49
1212.35:325:50
1312.35:315:50
1412.35:305:50
1512.35:305:50
1612.45:295:51
1712.45:285:51
1812.45:285:51
1912.45:275:51
2012.45:275:52
2112.45:265:52
2212.45:265:52
2312.55:255:52
2412.55:245:53
2512.55:245:53
2612.55:245:53
2712.55:235:54
2812.55:235:54
2912.55:225:54
3012.65:225:55
3112.65:215:55

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 7.13 kWh/m² — the sunniest month for solar.

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 — October's 7.13 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.0Intense
27.0Intense
37.0Intense
47.0Intense
57.1Intense
67.1Intense
77.1Intense
87.1Intense
97.1Intense
107.1Intense
117.1Intense
127.2Intense
137.2Intense
147.2Intense
157.2Intense
167.2Intense
177.2Intense
187.2Intense
197.2Intense
207.2Intense
217.2Intense
227.2Intense
237.2Intense
247.2Intense
257.2Intense
267.1Intense
277.1Intense
287.1Intense
297.1Intense
307.1Intense
317.1Intense
Planning a trip in October

Hazard calendar for Mahajanga

In seasonPeak

None of Mahajanga's seasonal hazards are active in October. 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 October a good time to visit Mahajanga?

Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.5
Sightseeing
6th-best month of the year
8.1
Beach & pool
6th-best month of the year

October is a reasonable time to visit Mahajanga for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Mahajanga in October

From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In October, Mahajanga sees daytime highs around 31°C and nights near 24°C. Pack light clothes and sun protection. About 4 days see rain.

light clothessun protection

Sea temperature near Mahajanga in October

The nearest coast averages about 27°C in October — 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 October

LowModerateHighVery highExtreme

Clear-sky midday UV in October 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 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
October 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).