AI-generatedAntananarivo at a glance
- Best time
- Apr – Oct
- Warmest month
- Nov · 26°
- Sunshine a year
- 2,160 h
- Rain a year
- 1,208 mm
- Climate
- Subtropical
- Time zone
- UTC+3
- Elevation
- 1,274 m
Climate in Antananarivo
Antananarivo has a subtropical climate with warm summers and mild winters. November is the warmest month with average highs of 26 °C, while July is the coolest at 19 °C. With around 2,160 hours of sunshine a year, Antananarivo is moderately sunny; October is the sunniest month with 7.4 hours a day.
Holiday weather through the year
Weather in October
Holiday weather in October
Excellent
Best time to visit: April – October
Good forSightseeing & walks
A typical day in October
- Morning, 08:00: about 19°
- Midday, 13:00: about 25°
- Afternoon, 16:00: about 24°
- Evening, 20:00: about 19°
- Night, 23:00: about 16°
05:2117:50
Pleasant evenings; a light layer can help.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 05:07–05:50 · evening 17:21–18:04
- Blue hour
- Morning 04:58–05:07 · evening 18:04–18:13
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
What is the weather like in Antananarivo in October?
In October, Antananarivo is warm: daytime highs average 25 °C, and nights cool down to about 14 °C. The sun shines for around 7 hours a day. Rain falls on about 6 days, adding up to 44 mm. All in all, October is an excellent month for a holiday in Antananarivo.
More details for October
- Daylight
- 12 h 30 min05:21 – 17:50
- UV index
- 13 · extremeclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 16 km/haverage daily peakAll months
- Cloud cover
- 47 %on averageAll months
- Hot days
- 1 day30 °C or moreAll months
- Time zone
- UTC+3Indian/Antananarivo
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %73 %
- Few rainy daysweight 30 %86 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- A jumper for the evenings
Sunshine hours in Antananarivo
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 7.4 of 12.5 hours of daylight in Antananarivo, 59 % of the day.
Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.
UV index in Antananarivo
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 13 · extremeAvoid the midday sun; SPF 50+, covering clothes, hat and sunglasses.
The sun is strongest in November (UV 14).
Minutes until sunburn in October
- Very fair skin
- about 10 min
- Fair skin
- about 15 min
- Light brown skin
- about 20 min
- Olive skin
- about 25 min
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen it, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Rain in Antananarivo: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Antananarivo has about 6 rainy days with 44 mm of rain in total.
Wind and clouds in Antananarivo
How breezy and how cloudy Antananarivo is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Antananarivo typically peaks at 16 km/h during the day: Beaufort 3, light breeze.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 47 % of the sky over Antananarivo: variable cloud, with about 7.4 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Heat and humidity in Antananarivo
How often the day gets hot in Antananarivo (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Antananarivo has about 1 hot days, with an average daytime high of 25 °C: pleasant. Heat plays no part this month.
Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Antananarivo
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Cool 8–15°
- Pleasant 15–20°
CoolOctober: nights around 14°. A duvet at night and a jumper for the evening.
The coolest nights are in July (10°), the warmest in January (17°). Nights are pleasant for sleeping (15 to 20 °C) from November to April.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|
| JanuaryJan | 55 | 25° | 17° | 4.6 h | 22 | 308 |
| FebruaryFeb | 55 | 25° | 17° | 4.5 h | 20 | 275 |
| MarchMar | 62 | 24° | 17° | 5.3 h | 16 | 155 |
| AprilApr | 84 | 24° | 15° | 6.1 h | 7 | 39 |
| MayMay | 89 | 22° | 13° | 5.7 h | 3 | 15 |
| JuneJun | 89 | 20° | 11° | 5.6 h | 1 | 5 |
| JulyJul | 88 | 19° | 10° | 5.4 h | 1 | 4 |
| AugustAug | 91 | 20° | 10° | 6.3 h | 1 | 4 |
| SeptemberSep | 94 | 23° | 11° | 7.1 h | 1 | 6 |
| OctoberOct | 90 | 25° | 14° | 7.4 h | 6 | 44 |
| NovemberNov | 77 | 26° | 15° | 7.0 h | 12 | 114 |
| DecemberDec | 60 | 26° | 17° | 5.9 h | 19 | 240 |
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences
18.91° S, 47.54° E · 1,274 m · Indian/Antananarivo
Best time to visit Antananarivo
The best time to visit Antananarivo is from April to October. For sightseeing, day trips and hiking, conditions are most comfortable from April to November. Rain is most frequent from December to March; the wettest month is January with 308 mm.
Antananarivo through the seasons
How the weather changes over the seasons, with averages for each.
Antananarivo in spring
Sep – Nov
Excellent
- 23–26 °C by day
- 7 h of sun a day
- 19 rainy days in all
Antananarivo in summer
Dec – Feb
Fair
- 25–26 °C by day
- 5 h of sun a day
- 61 rainy days in all
Antananarivo in autumn
Mar – May
Good
- 22–24 °C by day
- 6 h of sun a day
- 26 rainy days in all
Antananarivo in winter
Jun – Aug
Excellent
- 19–20 °C by day
- 6 h of sun a day
- 3 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Antananarivo for you.
Your best months: April – May, September
Based on the climate averages; tap a month to see its details.
Compare two months in Antananarivo
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
October and September bring similar holiday weather to Antananarivo (score 90 and 94). In September, days are 2 °C cooler than in October. September has 5 fewer rainy days.
| Month | October | September |
|---|---|---|
| Weather score | 90 | 94better |
| Day high | 25° | 23° |
| Night low | 14° | 11° |
| Sunshine | 7.4 h | 7.1 h |
| Rainy days | 6 | 1better |
| Rainfall | 44 mm | 6 mmbetter |
Based on the climate averages 1996–2025.
Which month for what?
Beach & swimming
No sea nearby
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Apr – Nov
15–28 °C and not too much rain
Rainy months
Dec – Mar
12 or more rainy days
Antananarivo month by month
The typical weather for every month at a glance.
55January25° · 5 h
In January, Antananarivo is warm: daytime highs average 25 °C, and nights cool down to about 17 °C. Expect around 5 hours of sunshine a day. It rains often – on about 22 days, adding up to 308 mm. All in all, January is a so-so month for a holiday in Antananarivo.
Antananarivo in January55February25° · 5 h
In February, Antananarivo is warm: daytime highs average 25 °C, and nights cool down to about 17 °C. Expect around 5 hours of sunshine a day. It rains often – on about 20 days, adding up to 275 mm. All in all, February is a so-so month for a holiday in Antananarivo.
Antananarivo in February62March24° · 5 h
In March, Antananarivo is warm: daytime highs average 24 °C, and nights cool down to about 17 °C. Expect around 5 hours of sunshine a day. It rains often – on about 16 days, adding up to 155 mm. All in all, March is a good month for a holiday in Antananarivo.
Antananarivo in March84April24° · 6 h
In April, Antananarivo is warm: daytime highs average 24 °C, and nights cool down to about 15 °C. Expect around 6 hours of sunshine a day. Rain falls on about 7 days, adding up to 39 mm. All in all, April is an excellent month for a holiday in Antananarivo.
Antananarivo in April89May22° · 6 h
In May, Antananarivo is warm: daytime highs average 22 °C, and nights cool down to about 13 °C. Expect around 6 hours of sunshine a day. Rain is rare: about 3 days bring 15 mm in total. All in all, May is an excellent month for a holiday in Antananarivo.
Antananarivo in May89June20° · 6 h
In June, Antananarivo is mild: daytime highs average 20 °C, and nights cool down to about 11 °C. Expect around 6 hours of sunshine a day. It hardly ever rains. All in all, June is an excellent month for a holiday in Antananarivo.
Antananarivo in June88July19° · 5 h
In July, Antananarivo is mild: daytime highs average 19 °C, and nights cool down to about 10 °C. Expect around 5 hours of sunshine a day. It hardly ever rains. All in all, July is an excellent month for a holiday in Antananarivo.
Antananarivo in July91August20° · 6 h
In August, Antananarivo is mild: daytime highs average 20 °C, and nights cool down to about 10 °C. Expect around 6 hours of sunshine a day. It hardly ever rains. All in all, August is an excellent month for a holiday in Antananarivo.
Antananarivo in August94September23° · 7 h
In September, Antananarivo is warm: daytime highs average 23 °C, and nights cool down to about 11 °C. The sun shines for around 7 hours a day. It hardly ever rains. All in all, September is an excellent month for a holiday in Antananarivo.
Antananarivo in September90October25° · 7 h
In October, Antananarivo is warm: daytime highs average 25 °C, and nights cool down to about 14 °C. The sun shines for around 7 hours a day. Rain falls on about 6 days, adding up to 44 mm. All in all, October is an excellent month for a holiday in Antananarivo.
Antananarivo in October77November26° · 7 h
In November, Antananarivo is warm: daytime highs average 26 °C, and nights cool down to about 15 °C. The sun shines for around 7 hours a day. Rain is frequent, with about 12 rainy days and 114 mm in total. All in all, November is a good month for a holiday in Antananarivo.
Antananarivo in November60December26° · 6 h
In December, Antananarivo is warm: daytime highs average 26 °C, and nights cool down to about 17 °C. Expect around 6 hours of sunshine a day. It rains often – on about 19 days, adding up to 240 mm. All in all, December is a good month for a holiday in Antananarivo.
Antananarivo in DecemberAntananarivo compared
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Antananarivo vs. Saint-Denis
In October Antananarivo has the better holiday weather (score 90 vs. 82). During the day it is about as warm in Saint-Denis as in Antananarivo. Saint-Denis gets one more hour of sunshine a day.
| in October | Antananarivo | Saint-Denis |
|---|---|---|
| Holiday score | 90 | 82 |
| Daytime high | 25° | 25° |
| Sea | – | 24° |
| Sunshine | 7 h | 8 h |
| Rainy days | 6 | 12 |
| Best time | Apr – Oct | Jun – Dec |
Through the year
Planning a trip to Antananarivo
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Antananarivo in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Antananarivo has its best school-holiday weather during the summer holidays (score 90) and its weakest during the Christmas holidays (score 58).
- 77
Easter holidays
Mar – Apr
Good
- 24 °C by day
- 5.9 h of sun a day
- 10 rainy days a month
Keep in mind: Frequent rain
- 89
May half-term
May – Jun
Excellent
- 21 °C by day
- 5.7 h of sun a day
- 2 rainy days a month
Good for: Sightseeing & walks
- 90
Summer holidays
Jul – Aug
ExcellentBest holidays
- 20 °C by day
- 6.0 h of sun a day
- 1 rainy day a month
Good for: Sightseeing & walks
- 90
October half-term
Oct
Excellent
- 25 °C by day
- 7.4 h of sun a day
- 6 rainy days a month
Good for: Sightseeing & walks
- 58
Christmas holidays
Dec – Jan
Fair
- 25 °C by day
- 5.3 h of sun a day
- 21 rainy days a month
Keep in mind: Frequent rain
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 11 h 30 min
- Distance
- 9,110 km
- Time zone
- UTC+3
- Jet lag
- Hardly any (under 3 h)
Most routes need a change of planes, which adds time.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Frequently asked questions about Antananarivo
When is the best time to visit Antananarivo?
The best time to visit Antananarivo is from April to October. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
What is the warmest month in Antananarivo?
November is the warmest month, with average highs of 26 °C and nights around 15 °C. July is the coolest month at 19 °C.
When does it rain most in Antananarivo?
Rain is most frequent from December to March; the wettest month is January with 308 mm. The driest month is July with 4 mm.
How many hours of sunshine does Antananarivo get?
Antananarivo gets around 2,160 hours of sunshine a year. The sunniest month is October with 7.4 hours a day; in February there are 4.5 hours a day.
What time zone is Antananarivo in?
Antananarivo uses the time zone Indian/Antananarivo, at UTC+3 all year.
How long is the flight from London to Antananarivo?
A nonstop flight from London to Antananarivo takes about 11 h 30 min, for a straight-line distance of about 9,110 km. Most routes need a change of planes, which adds time.
Which school holidays are best for Antananarivo?
Antananarivo has its best school-holiday weather during the summer holidays (score 90) and its weakest during the Christmas holidays (score 58). Holiday ratings (0–100): Easter holidays 77, May half-term 89, Summer holidays 90, October half-term 90, Christmas holidays 58.
Near Antananarivo
Other destinations close by.
Places with a climate like Antananarivo
Destinations whose weather through the year is closest to Antananarivo's – good alternatives.