Muntok climate — normals and trends
Muntok (Indonesia) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 26.8 °C and it receives 2,454 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is May (27.4 °C on average) and the coldest is January (26.1 °C). Rainfall peaks in December.
Muntok averages 0 frost days, 14 hot days (≥ 30 °C) and 280 rainy days per year.
Muntok has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.
The hottest day of the period reached 31.9 °C (on 7 September 2024) and the coldest 23.1 °C (on 2 September 1976).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
MuntokBangka–Belitung Islands
- coords
- -2.07°, 105.16°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.8°C
Average daily high
28.0°C
Average daily low
25.7°C
Annual rainfall
2,454mm
Sunshine / day
10.2h
Mean relative humidity
82%
Average peak wind
18.1km/h
Seasonal range
1.3°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
14 d/yr
Rainy days (≥ 1 mm)
280 d/yr
Annual snowfall
0.0 cm
Average feels-like high
32.9 °C
Average feels-like low
29.3 °C
Average peak gust
27.8 km/h
Tropical nights (≥ 20 °C)
365 d/yr
Solar radiation
18.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.74 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
31.9 °C
7 September 2024
Coldest day
23.1 °C
2 September 1976
Wettest day
165 mm
8 January 1986
Windiest day
41.8 km/h
13 January 2018
Strongest gust
62.3 km/h
10 February 2001
Hottest feels-like
39.0 °C
25 April 1998
Coldest feels-like
23.5 °C
2 February 1946
Sunniest day
12.0 h
5 January 1940
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 27.3 °C | +0.4 °C | 440 mm | +171 mm |
| Feb | 27.6 °C | +0.4 °C | 168 mm | -26 mm |
| Mar | 28.1 °C | +0.4 °C | 382 mm | +157 mm |
| Apr | 28.5 °C | +0.3 °C | 255 mm | +24 mm |
| May | 29.8 °C | +1.2 °C | 116 mm | -92 mm |
| Jun | 29.3 °C | +0.7 °C | 104 mm | -46 mm |
| Jul | 29.5 °C | +1.1 °C | 59 mm | -69 mm |
| Aug | 28.9 °C | +0.3 °C | 199 mm | +91 mm |
| Sep | 28.9 °C | +0.2 °C | 178 mm | +57 mm |
| Oct | 29.1 °C | +0.6 °C | 158 mm | -13 mm |
| Nov | 28.7 °C | +0.9 °C | 218 mm | -58 mm |
| Dec | 27.9 °C | +0.7 °C | 461 mm | +86 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Muntok?
Muntok has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 26.8 °C and it receives 2,454 mm of precipitation per year.
What is the hottest day ever recorded in Muntok?
The hottest day measured in Muntok between 1940 and 2025 was 7 September 2024, reaching 31.9 °C.
What is the coldest day in Muntok?
The coldest day measured in Muntok between 1940 and 2025 was 2 September 1976, at 23.1 °C.
Does it snow in Muntok?
Almost never: Muntok sees virtually no snow, with about 0 frost days per year.
Has the climate of Muntok warmed?
Yes: Muntok warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Muntok?
The wettest day measured in Muntok between 1940 and 2025 was 8 January 1986, with 165 mm of rain in 24 hours.
What was the windiest day in Muntok?
The windiest day measured in Muntok between 1940 and 2025 was 13 January 2018, with winds reaching 41.8 km/h.
What is the warmest month in Muntok?
The warmest month in Muntok is May (27.4 °C on average); the coldest is January (26.1 °C).
How much does it rain in Muntok?
Muntok receives on average 2,454 mm of precipitation per year, spread over about 280 rainy days.
Is it sunny in Muntok?
Muntok gets on average 10.2 hours of sunshine per day, roughly 3,723 hours per year over 1940-2025.
Are there tropical nights in Muntok?
Yes: Muntok has on average 365 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Muntok?
In Muntok, between 1940 and 2025, the highest apparent temperature reached 39.0 °C on 25 April 1998, and the lowest was 23.5 °C on 2 February 1946.
Compare Muntok with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Muntok