Antsiranana weather in October

In October, Antsiranana sees average daytime highs of 30°C and overnight lows near 22°C, with 13 mm of rain across 1.3 wet days and about 12.3 hours of daylight. It is the 6th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 73% 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 24 min by month's end. Set against the rest of the year, October is Antsiranana's 3rd-clearest and 4th-windiest month. For the whole year in context, see Antsiranana's year-round climate.

Daytime high
30°
6th warmest
Overnight low
22°
5th coldest
Rainfall
13 mm
1.3 wet days
Daylight
12 h 18 min
5:19 AM – 5:36 PM
Cloud cover
30%
3rd clearest
Wind
22 km/h
4th windiest
Solar energy
6.97 kWh/m²
Travel score
6.5
out of 10

Antsiranana is commune in Madagascar.

Density
3,261/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical October day in Antsiranana reaches about 30°C in the afternoon and slips back to 22°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 31°C. Set against its neighbours, October runs about 1°C warmer than September and about 1°C cooler than November.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12922
22922
32922
42922
52922
63022
73022
83022
93022
103022
113022
123022
133022
143022
153022
163022
173022
183022
193022
203022
213022
223022
233022
243022
253022
263022
273022
283023
293023
303023
313023

How October really feels in Antsiranana

Once humidity and wind are folded in, October 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

October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Antsiranana weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°24424.412.63.4
Feb29° / 24°22023.612.43.3
Mar30° / 24°15119.212.13.9
Apr31° / 24°45811.75.0
May30° / 23°121.911.46.2
Jun29° / 22°51.211.37.1
Jul28° / 21°61.311.37.8
Aug28° / 21°40.911.67.8
Sep29° / 21°30.711.97.4
Oct30° / 22°131.312.36.5
Nov31° / 23°314.212.65.5
Dec31° / 24°12115.312.74.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 73% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 13% of October, with mostly cloudy or overcast conditions the remaining 14%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1919
2919
3919
4919
5919
6919
78911
88911
98911
108812
118812
128713
138713
148614
158515
168515
178515
188515
198515
208416
218416
228317
238317
248416
258416
268317
278218
288218
298218
308218
318218

Chance of precipitation in October

Any precipitation

Antsiranana gets around 13 mm of rain over 1.3 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 5% and peaks near 7% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
13
23
33
43
53
63
73
83
93
103
113
123
133
144
154
164
175
185
195
205
216
226
236
246
256
266
276
286
297
307
317

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 52% of days. Sticky, muggy-or-worse air turns up on roughly 57% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1560341
2459361
3458371
4556381
5555391
6554401
7552412
8551422
9550442
10548452
11447462
12446482
13444493
14443503
15442513
16341524
17339544
18338545
19236575
20235576
21133606
22132616
23131617
24129637
25128647
26027658
27026668
28025669
29024679
30023689
310236710

Wind in October

Winds average 22 km/h in October.

Across October, daily wind ranges from about 21 km/h on the calmest days to 23 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
123breezy
223breezy
323breezy
423breezy
523breezy
623breezy
723breezy
823breezy
923breezy
1023breezy
1123breezy
1223breezy
1322breezy
1422breezy
1522breezy
1622breezy
1722breezy
1822breezy
1922breezy
2022breezy
2122breezy
2222breezy
2321breezy
2421breezy
2521breezy
2621breezy
2721breezy
2821breezy
2921breezy
3021breezy
3121breezy

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 06 min at the start of October to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over October. Sunrise moves from 5:29 AM to 5:13 AM, and sunset from 5:35 PM to 5:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.15:295:35
212.15:285:35
312.15:275:35
412.15:275:35
512.25:265:35
612.25:255:35
712.25:255:35
812.25:245:35
912.25:235:35
1012.25:235:36
1112.25:225:36
1212.25:225:36
1312.25:215:36
1412.35:215:36
1512.35:205:36
1612.35:195:36
1712.35:195:36
1812.35:185:37
1912.35:185:37
2012.35:185:37
2112.35:175:37
2212.35:175:37
2312.45:165:37
2412.45:165:38
2512.45:155:38
2612.45:155:38
2712.45:155:38
2812.45:145:39
2912.45:145:39
3012.45:145:39
3112.45:135:39

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 6.97 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.83 kWh/m² to a high of 6.97 kWh/m² in October across the year — October's 6.97 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
16.8Intense
26.8Intense
36.9Intense
46.9Intense
56.9Intense
66.9Intense
76.9Intense
86.9Intense
96.9Intense
106.9Intense
116.9Intense
127.0Intense
137.0Intense
147.0Intense
157.0Intense
167.0Intense
177.0Intense
187.0Intense
197.0Intense
207.0Intense
217.0Intense
227.0Intense
237.0Intense
247.0Intense
257.0Intense
267.0Intense
277.0Intense
287.0Intense
297.0Intense
307.0Intense
317.0Intense
Planning a trip in October

Hazard calendar for Antsiranana

In seasonPeak

None of Antsiranana's seasonal hazards are active in October. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Antsiranana sits in the South Indian Ocean cyclone belt; the season peaks January–March.

Antsiranana'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 Antsiranana?

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

6.5
Sightseeing
5th-best month of the year
8.8
Beach & pool
4th-best month of the year

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

What to pack for Antsiranana in October

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

In October, Antsiranana sees daytime highs around 30°C and nights near 22°C. Pack light clothes and sun protection. Worth having: a windbreaker.

light clothessun protectiona windbreaker

Sea temperature near Antsiranana in October

The nearest coast averages about 25°C in October — 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 March at about 28°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°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb28Tropical
Mar28Tropical
Apr28Tropical
May28Warm
Jun26Warm
Jul25Warm
Aug25Warm
Sep25Warm
Oct25Warm
Nov27Warm
Dec28Warm

UV index in Antsiranana in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Antsiranana peaks around February 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 9 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 20UV 15Jun 22UV 9
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr12Extreme
May10Extreme
Jun9Very high
Jul9Very high
Aug11Extreme
Sep13Extreme
Oct14Extreme
Nov13Extreme
Dec14Extreme
Location & terrain

Where is Antsiranana?

Antsiranana sits at 12.3°S, 49.3°E, 60 m above sea level, in Madagascar. The nearest listed city is Antsohimbondrona, 98 km away.

AntsohimbondronaAmbilobeIharan̈aAmbarakarakaHell-VilleAmbanjaSambavaMaromandia

Topography around Antsiranana

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Antsiranana.

Within 3 km, the terrain around Antsiranana has only modest variations in elevation — a maximum elevation change of 106 m around an average of 39 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 466 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,441 m.

The land around Antsiranana is covered by grassland (47%) and artificial surfaces (23%) within 3 km, grassland (30%) and water (29%) within 16 km, and water (60%) and grassland (21%) within 80 km.

3 km
106 m
16 km
466 m
80 km
1,441 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
October weather nearby: Antsohimbondrona 98 km · Ambilobe 102 km · Iharan̈a 138 km · Ambarakaraka 139 km · Hell-Ville 164 km · Ambanja 176 km · Sambava 237 km · Maromandia 248 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 Antsiranana (-12.3173°, 49.2919°, elevation 60 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).