Ciamis climate — normals and trends
Ciamis (Indonesia) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 22.6 °C and it receives 3,205 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 April (23.4 °C on average) and the coldest is August (21.2 °C). Rainfall peaks in January.
Ciamis averages 0 frost days, 4 hot days (≥ 30 °C) and 299 rainy days per year.
Ciamis has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The hottest day of the period reached 31.5 °C (on 24 October 1961) and the coldest 12.3 °C (on 10 September 1963).
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
CiamisWest Java
- coords
- -7.33°, 108.35°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
22.6°C
Average daily high
26.7°C
Average daily low
19.8°C
Annual rainfall
3,205mm
Sunshine / day
9.1h
Mean relative humidity
88%
Average peak wind
8.1km/h
Seasonal range
2.2°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
4 d/yr
Rainy days (≥ 1 mm)
299 d/yr
Annual snowfall
0.0 cm
Average feels-like high
31.1 °C
Average feels-like low
22.8 °C
Average peak gust
27.3 km/h
Tropical nights (≥ 20 °C)
182 d/yr
Solar radiation
16.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.71 · 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
31.5 °C
24 October 1961
Coldest day
12.3 °C
10 September 1963
Wettest day
225 mm
11 October 1949
Windiest day
20.5 km/h
27 February 1961
Strongest gust
67.7 km/h
28 February 1961
Hottest feels-like
38.8 °C
6 February 2013
Coldest feels-like
12.5 °C
10 September 1963
Sunniest day
12.4 h
21 November 1947
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 28.1 °C | +1.0 °C | 503 mm | +50 mm |
| Feb | 29.1 °C | +1.8 °C | 484 mm | +34 mm |
| Mar | 28.5 °C | +0.9 °C | 407 mm | -2 mm |
| Apr | 27.8 °C | +0.1 °C | 455 mm | +182 mm |
| May | 28.0 °C | +0.7 °C | 383 mm | +190 mm |
| Jun | 26.9 °C | +0.5 °C | 136 mm | +6 mm |
| Jul | 25.6 °C | +0.3 °C | 109 mm | +1 mm |
| Aug | 26.2 °C | +1.2 °C | 178 mm | +75 mm |
| Sep | 26.4 °C | +0.8 °C | 170 mm | +40 mm |
| Oct | 27.7 °C | +1.3 °C | 351 mm | +128 mm |
| Nov | 28.1 °C | +1.1 °C | 821 mm | +486 mm |
| Dec | 28.4 °C | +1.3 °C | 425 mm | +26 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 Ciamis?
Ciamis has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 22.6 °C and it receives 3,205 mm of precipitation per year.
What is the hottest day ever recorded in Ciamis?
The hottest day measured in Ciamis between 1940 and 2025 was 24 October 1961, reaching 31.5 °C.
What is the coldest day in Ciamis?
The coldest day measured in Ciamis between 1940 and 2025 was 10 September 1963, at 12.3 °C.
Does it snow in Ciamis?
Almost never: Ciamis sees virtually no snow, with about 0 frost days per year.
Has the climate of Ciamis warmed?
Yes: Ciamis warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Ciamis?
The wettest day measured in Ciamis between 1940 and 2025 was 11 October 1949, with 225 mm of rain in 24 hours.
What was the windiest day in Ciamis?
The windiest day measured in Ciamis between 1940 and 2025 was 27 February 1961, with winds reaching 20.5 km/h.
What is the warmest month in Ciamis?
The warmest month in Ciamis is April (23.4 °C on average); the coldest is August (21.2 °C).
How much does it rain in Ciamis?
Ciamis receives on average 3,205 mm of precipitation per year, spread over about 299 rainy days.
Is it sunny in Ciamis?
Ciamis gets on average 9.1 hours of sunshine per day, roughly 3,322 hours per year over 1940-2025.
Are there tropical nights in Ciamis?
Yes: Ciamis has on average 182 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Ciamis?
In Ciamis, between 1940 and 2025, the highest apparent temperature reached 38.8 °C on 6 February 2013, and the lowest was 12.5 °C on 10 September 1963.
Compare Ciamis with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Ciamis