Imerimandroso in Fall
In fall (March, April and May), Imerimandroso sees average daytime highs around 26°C and overnight lows near 18°C, with 233 mm of rain over about 35 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.
Over the season highs ease from about 27°C in early March to 23°C by late May. The sky is clear or mostly clear about 14% of the time across fall, and the air most often feels humid.
Fall is Imerimandroso's 3rd-best season to visit on our travel score. For the whole year in context, see Imerimandroso's year-round climate.
- Avg daytime high
- 26°C
- 2nd-warmest season
- Avg overnight low
- 18°C
- Rainfall
- 233 mm
- 35 wet days
- Avg wind
- 9 km/h
- Travel score
- 6.4
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Imerimandroso in Fall
Over the season highs ease from about 27°C in early March to 23°C by late May.
A typical fall day in Imerimandroso reaches about 26°C and drops to 18°C overnight. The warmest of the three months is March, the coolest May.
Imerimandroso weather by month
How the three fall months (March, April and May) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 27° / 20° | 288 | 23.9 | 12.9 | 4.2 |
| Feb | 27° / 20° | 250 | 22.2 | 12.6 | 4.2 |
| Mar | 27° / 19° | 167 | 19.2 | 12.1 | 5.0 |
| Apr | 26° / 18° | 44 | 9.9 | 11.6 | 6.6 |
| May | 24° / 16° | 23 | 5.9 | 11.2 | 7.6 |
| Jun | 22° / 14° | 12 | 3.3 | 11 | 7.5 |
| Jul | 21° / 13° | 14 | 3.4 | 11.1 | 7.3 |
| Aug | 22° / 13° | 10 | 2.8 | 11.4 | 7.6 |
| Sep | 23° / 14° | 8 | 2.2 | 11.9 | 8.2 |
| Oct | 26° / 16° | 18 | 4.5 | 12.4 | 7.7 |
| Nov | 28° / 17° | 48 | 8.7 | 12.8 | 6.6 |
| Dec | 28° / 19° | 165 | 17.3 | 13 | 5.0 |
Cloud cover in Fall
The sky is clear or mostly clear about 14% of the time across fall.
Chance of precipitation in Fall
Imerimandroso gets around 233 mm of rain over 35 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 9 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 24 min in early March to 11 hours by late May. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 4.4 kWh/m².
Hazard calendar for Imerimandroso
In fall, Imerimandroso overlaps its cyclone and monsoon season. The full year is below, with each hazard's peak months called out.
Imerimandroso sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Imerimandroso's monsoon runs December–March, when most of the year's rain falls.
Is fall a good time to visit Imerimandroso?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a reasonable time to visit Imerimandroso for sightseeing.
What to pack for Imerimandroso in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Imerimandroso sees daytime highs around 26°C and nights near 18°C. Pack rain gear. Worth having: light clothes and sun protection. About 35 days see rain.
UV index in Imerimandroso in Fall
Clear-sky midday UV across fall averages around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Imerimandroso peaks around February 10 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 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) | 16 | 16 | 14 | 11 | 9 | 7 | 8 | 10 | 12 | 13 | 13 | 15 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | High | Very high | Very high | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 16 | Extreme |
| Feb | 16 | Extreme |
| Mar | 14 | Extreme |
| Apr | 11 | Extreme |
| May | 9 | Very high |
| Jun | 7 | High |
| Jul | 8 | Very high |
| Aug | 10 | Very high |
| Sep | 12 | Extreme |
| Oct | 13 | Extreme |
| Nov | 13 | Extreme |
| Dec | 15 | Extreme |
Air quality in Imerimandroso in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Imerimandroso is worst in November — around 43 µg/m³ PM2.5 (poor), about 7.4× the cleanest month (January, 6 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 6 | 6 | 6 | 6 | 8 | 7 | 7 | 7 | 8 | 22 | 43 | 10 |
| Level | Good | Good | Good | Good | Good | Good | Good | Good | Good | Moderate | Poor | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 6 | Good |
| Feb | 6 | Good |
| Mar | 6 | Good |
| Apr | 6 | Good |
| May | 8 | Good |
| Jun | 7 | Good |
| Jul | 7 | Good |
| Aug | 7 | Good |
| Sep | 8 | Good |
| Oct | 22 | Moderate |
| Nov | 43 | Poor |
| Dec | 10 | Good |
Where is Imerimandroso?
Imerimandroso sits at 17.4°S, 48.6°E, 755 m above sea level, in Madagascar. The nearest listed city is Amparafaravola, 42 km away.
Topography around Imerimandroso
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Imerimandroso.
Within 3 km, the terrain around Imerimandroso has only modest variations in elevation — a maximum elevation change of 138 m around an average of 769 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 703 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,522 m.
The land around Imerimandroso is covered by water (36%), cropland (34%) and grassland (24%) within 3 km, grassland (41%) and cropland (34%) within 16 km, and grassland (51%) and trees (32%) 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 Imerimandroso (-17.4333°, 48.5833°, elevation 755 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.