Sampit climate — normals and trends
Sampit (Indonesia) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 26.5 °C and it receives 2,529 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 (26.8 °C on average) and the coldest is July (26.1 °C). Rainfall peaks in March.
Sampit averages 0 frost days, 275 hot days (≥ 30 °C) and 284 rainy days per year.
Sampit has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.
The hottest day of the period reached 38.0 °C (on 18 September 1987) and the coldest 18.9 °C (on 19 July 1961).
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
SampitCentral Kalimantan
- coords
- -2.53°, 112.95°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.5°C
Average daily high
31.0°C
Average daily low
23.5°C
Annual rainfall
2,529mm
Sunshine / day
9.5h
Mean relative humidity
84%
Average peak wind
10.1km/h
Seasonal range
0.7°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
275 d/yr
Rainy days (≥ 1 mm)
284 d/yr
Annual snowfall
0.0 cm
Average feels-like high
37.0 °C
Average feels-like low
28.2 °C
Average peak gust
25.3 km/h
Tropical nights (≥ 20 °C)
365 d/yr
Solar radiation
17.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °C per decade · r² = 0.79 · 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
38.0 °C
18 September 1987
Coldest day
18.9 °C
19 July 1961
Wettest day
160 mm
16 October 1975
Windiest day
23.5 km/h
10 January 2013
Strongest gust
66.2 km/h
10 January 2013
Hottest feels-like
44.1 °C
29 April 2016
Coldest feels-like
20.7 °C
19 July 1961
Sunniest day
12.1 h
30 December 1952
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 | 31.4 °C | +0.8 °C | 293 mm | +57 mm |
| Feb | 32.1 °C | +1.2 °C | 215 mm | -15 mm |
| Mar | 31.8 °C | +0.8 °C | 434 mm | +160 mm |
| Apr | 31.9 °C | +0.7 °C | 256 mm | -12 mm |
| May | 32.7 °C | +1.6 °C | 237 mm | +26 mm |
| Jun | 31.6 °C | +0.9 °C | 191 mm | +38 mm |
| Jul | 32.0 °C | +1.5 °C | 78 mm | -45 mm |
| Aug | 31.4 °C | +0.5 °C | 200 mm | +83 mm |
| Sep | 31.3 °C | -0.2 °C | 284 mm | +135 mm |
| Oct | 32.1 °C | +0.5 °C | 268 mm | +38 mm |
| Nov | 32.3 °C | +1.1 °C | 204 mm | -65 mm |
| Dec | 31.7 °C | +1.1 °C | 255 mm | -12 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 Sampit?
Sampit has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 26.5 °C and it receives 2,529 mm of precipitation per year.
What is the hottest day ever recorded in Sampit?
The hottest day measured in Sampit between 1940 and 2025 was 18 September 1987, reaching 38.0 °C.
What is the coldest day in Sampit?
The coldest day measured in Sampit between 1940 and 2025 was 19 July 1961, at 18.9 °C.
Does it snow in Sampit?
Almost never: Sampit sees virtually no snow, with about 0 frost days per year.
Has the climate of Sampit warmed?
Yes: Sampit warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Sampit?
The wettest day measured in Sampit between 1940 and 2025 was 16 October 1975, with 160 mm of rain in 24 hours.
What was the windiest day in Sampit?
The windiest day measured in Sampit between 1940 and 2025 was 10 January 2013, with winds reaching 23.5 km/h.
What is the warmest month in Sampit?
The warmest month in Sampit is May (26.8 °C on average); the coldest is July (26.1 °C).
How much does it rain in Sampit?
Sampit receives on average 2,529 mm of precipitation per year, spread over about 284 rainy days.
Is it sunny in Sampit?
Sampit gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.
Are there tropical nights in Sampit?
Yes: Sampit has on average 365 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Sampit?
In Sampit, between 1940 and 2025, the highest apparent temperature reached 44.1 °C on 29 April 2016, and the lowest was 20.7 °C on 19 July 1961.
Compare Sampit with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Sampit