Iharan̈a in Spring
In spring (September, October and November), Iharan̈a sees average daytime highs around 26°C and overnight lows near 23°C, with 141 mm of rain over about 35 wet days across the season. It is the 3rd-warmest season and the driest season of the year.
Over the season highs climb from about 25°C in early September to 28°C by late November. The sky is clear or mostly clear about 61% of the time across spring, and the air most often feels muggy.
Spring is Iharan̈a's best season of the year to visit on our travel score. Iharan̈a has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Iharan̈a's year-round climate.
- Avg daytime high
- 26°C
- 3rd-warmest season
- Avg overnight low
- 23°C
- Rainfall
- 141 mm
- 35 wet days
- Avg wind
- 25 km/h
- Travel score
- 6.7
- best season of the year
- Months
- Sep · Oct · Nov
Temperature in Iharan̈a in Spring
Over the season highs climb from about 25°C in early September to 28°C by late November.
A typical spring day in Iharan̈a reaches about 26°C and drops to 23°C overnight. The warmest of the three months is November, the coolest September.
How spring really feels in Iharan̈a
Once humidity and wind are folded in, spring brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
spring sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Iharan̈a weather by month
How the three spring months (September, October and November) 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 | 29° / 25° | 223 | 24.5 | 12.7 | 3.6 |
| Feb | 29° / 25° | 190 | 22.1 | 12.4 | 3.6 |
| Mar | 29° / 25° | 188 | 23.3 | 12.1 | 3.9 |
| Apr | 28° / 25° | 117 | 18.6 | 11.7 | 4.8 |
| May | 27° / 24° | 56 | 12.8 | 11.4 | 6.4 |
| Jun | 26° / 23° | 56 | 12.8 | 11.2 | 6.5 |
| Jul | 25° / 22° | 66 | 13.2 | 11.3 | 6.6 |
| Aug | 25° / 22° | 53 | 13.4 | 11.6 | 6.7 |
| Sep | 26° / 22° | 41 | 11.2 | 11.9 | 7.0 |
| Oct | 26° / 23° | 46 | 11 | 12.3 | 6.9 |
| Nov | 28° / 24° | 54 | 12.4 | 12.6 | 6.3 |
| Dec | 28° / 25° | 153 | 21.2 | 12.8 | 4.4 |
Cloud cover in Spring
The sky is clear or mostly clear about 61% of the time across spring.
Chance of precipitation in Spring
Iharan̈a gets around 141 mm of rain over 35 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 25 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 42 min in early September to 12 h 42 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 6.2 kWh/m².
Hazard calendar for Iharan̈a
In spring, Iharan̈a overlaps its cyclone season. The full year is below, with each hazard's peak months called out.
Iharan̈a sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Iharan̈a's monsoon runs December–April, when most of the year's rain falls.
Is spring a good time to visit Iharan̈a?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a reasonable time to visit Iharan̈a for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Iharan̈a in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Iharan̈a sees daytime highs around 26°C and nights near 23°C. Pack light clothes, sun protection and a windbreaker. Worth having: rain gear. About 35 days see rain.
Sea temperature near Iharan̈a in Spring
The nearest coast averages about 25°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 14 km away) is warmest in February at about 29°C and coldest in August near 24°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 28 | 29 | 29 | 28 | 27 | 26 | 25 | 24 | 25 | 25 | 27 | 28 |
| Comfort | Tropical | Tropical | Tropical | Tropical | Warm | Warm | Warm | Warm | Warm | Warm | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Tropical |
| Feb | 29 | Tropical |
| Mar | 29 | Tropical |
| Apr | 28 | Tropical |
| May | 27 | Warm |
| Jun | 26 | Warm |
| Jul | 25 | Warm |
| Aug | 24 | Warm |
| Sep | 25 | Warm |
| Oct | 25 | Warm |
| Nov | 27 | Warm |
| Dec | 28 | Warm |
UV index in Iharan̈a in Spring
Clear-sky midday UV across spring averages 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 Iharan̈a peaks around February 16 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 14 | 15 | 15 | 12 | 10 | 9 | 9 | 11 | 12 | 13 | 13 | 13 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 15 | Extreme |
| Mar | 15 | Extreme |
| Apr | 12 | Extreme |
| May | 10 | Very high |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 11 | Extreme |
| Sep | 12 | Extreme |
| Oct | 13 | Extreme |
| Nov | 13 | Extreme |
| Dec | 13 | Extreme |
Where is Iharan̈a?
Iharan̈a sits at 13.3°S, 50.0°E, in Madagascar. The nearest listed city is Sambava, 104 km away.
Topography around Iharan̈a
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Iharan̈a.
Within 3 km, the terrain around Iharan̈a has only modest variations in elevation — a maximum elevation change of 117 m around an average of 3 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 420 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,814 m.
The land around Iharan̈a is covered by water (71%) within 3 km, water (55%) and grassland (31%) within 16 km, and grassland (37%), water (37%) and trees (22%) 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 Iharan̈a (-13.35°, 50°), 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.