Munnar in Summer
In summer (June, July and August), Munnar sees average daytime highs around 24°C and overnight lows near 20°C, with 1156 mm of rain over about 87 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 24°C. The sky is clear or mostly clear about 0% of the time across summer, and the air most often feels muggy.
Summer is Munnar's weakest season of the year to visit on our travel score. For the whole year in context, see Munnar's year-round climate.
- Avg daytime high
- 24°C
- coldest season of the year
- Avg overnight low
- 20°C
- Rainfall
- 1156 mm
- 87 wet days
- Avg wind
- 8 km/h
- Travel score
- 3.7
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Munnar in Summer
Across summer, daytime highs hold fairly steady around 24°C.
A typical summer day in Munnar reaches about 24°C and drops to 20°C overnight. The warmest of the three months is June, the coolest August.
Munnar weather by month
How the three summer months (June, July and August) 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 | 28° / 17° | 25 | 4.9 | 11.5 | 7.2 |
| Feb | 30° / 18° | 27 | 5 | 11.7 | 6.0 |
| Mar | 31° / 20° | 64 | 10.2 | 11.9 | 4.6 |
| Apr | 30° / 20° | 149 | 22.8 | 12.2 | 3.6 |
| May | 27° / 20° | 246 | 28.2 | 12.5 | 3.7 |
| Jun | 25° / 20° | 424 | 28.7 | 12.6 | 3.6 |
| Jul | 24° / 20° | 410 | 29.5 | 12.5 | 3.6 |
| Aug | 24° / 19° | 322 | 28.3 | 12.3 | 3.8 |
| Sep | 25° / 19° | 237 | 25.5 | 12.1 | 4.1 |
| Oct | 26° / 19° | 326 | 26.4 | 11.8 | 4.1 |
| Nov | 26° / 19° | 272 | 22.9 | 11.5 | 4.5 |
| Dec | 26° / 18° | 100 | 12.6 | 11.4 | 6.3 |
Cloud cover in Summer
The sky is clear or mostly clear about 0% of the time across summer.
Chance of precipitation in Summer
Munnar gets around 1156 mm of rain over 87 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 8 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 30 min in early June to 12 h 12 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 4.0 kWh/m².
Hazard calendar for Munnar
In summer, Munnar overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Munnar's rainy season runs May–November, when most of the year's rain falls.
Is summer a good time to visit Munnar?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Munnar.
What to pack for Munnar in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Munnar sees daytime highs around 24°C and nights near 20°C. Pack rain gear. Worth having: light clothes. About 87 days see rain.
UV index in Munnar in Summer
Clear-sky midday UV across summer 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 Munnar peaks around August 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 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) | 10 | 13 | 13 | 14 | 11 | 12 | 13 | 14 | 13 | 13 | 11 | 9 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Very high |
| Feb | 13 | Extreme |
| Mar | 13 | Extreme |
| Apr | 14 | Extreme |
| May | 11 | Extreme |
| Jun | 12 | Extreme |
| Jul | 13 | Extreme |
| Aug | 14 | Extreme |
| Sep | 13 | Extreme |
| Oct | 13 | Extreme |
| Nov | 11 | Extreme |
| Dec | 9 | Very high |
Air quality in Munnar in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Munnar is worst in January — around 68 µg/m³ PM2.5 (unhealthy), about 2.7× the cleanest month (July, 26 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) | 68 | 61 | 58 | 53 | 47 | 29 | 26 | 28 | 33 | 51 | 62 | 65 |
| Level | Unhealthy | Unhealthy | Unhealthy | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Poor | Unhealthy | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 68 | Unhealthy |
| Feb | 61 | Unhealthy |
| Mar | 58 | Unhealthy |
| Apr | 53 | Poor |
| May | 47 | Poor |
| Jun | 29 | Moderate |
| Jul | 26 | Moderate |
| Aug | 28 | Moderate |
| Sep | 33 | Moderate |
| Oct | 51 | Poor |
| Nov | 62 | Unhealthy |
| Dec | 65 | Unhealthy |
Where is Munnar?
Munnar sits at 10.1°N, 77.1°E, 1,470 m above sea level, in India. The nearest listed city is Kochi, 89 km away.
Topography around Munnar
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Munnar.
Within 3 km, the terrain around Munnar has large variations in elevation — a maximum elevation change of 627 m around an average of 1,578 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,360 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,648 m.
The land around Munnar is covered by trees (71%) and grassland (25%) within 3 km, trees (82%) within 16 km, and trees (77%) within 80 km.
India travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / D / M
- 230 V · 50 Hz
- Prices
- ≈ 23% of US
- price level, 2025
- GDP per capita
- $2,702
- 2025
- Happiness
- 4.5 / 10
- World Happiness, 2025
- Safe drinking water
- 76%
- of population, 2024
- Homicide rate
- 2.8
- per 100k, 2022
- Road deaths
- 15.6
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Low
- EF EPI 484
- 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 Munnar (10.0882°, 77.0624°, elevation 1,470 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.