Kotamobagu climate — normals and trends
Kotamobagu (Indonesia) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 23.5 °C and it receives 3,463 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 (23.8 °C on average) and the coldest is July (23.0 °C). Rainfall peaks in April.
Kotamobagu averages 0 frost days, 10 hot days (≥ 30 °C) and 312 rainy days per year.
Kotamobagu has warmed by +1.8 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The hottest day of the period reached 32.7 °C (on 5 October 2015) and the coldest 15.4 °C (on 10 September 2019).
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
KotamobaguNorth Sulawesi
- coords
- 0.74°, 124.31°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
23.5°C
Average daily high
27.4°C
Average daily low
20.9°C
Annual rainfall
3,463mm
Sunshine / day
10.3h
Mean relative humidity
88%
Average peak wind
6.5km/h
Seasonal range
0.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
10 d/yr
Rainy days (≥ 1 mm)
312 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.1 °C
Average feels-like low
24.3 °C
Average peak gust
28.2 km/h
Tropical nights (≥ 20 °C)
328 d/yr
Solar radiation
18.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.86 · 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
32.7 °C
5 October 2015
Coldest day
15.4 °C
10 September 2019
Wettest day
212 mm
11 January 1968
Windiest day
21.7 km/h
8 July 1940
Strongest gust
67.3 km/h
27 December 1996
Hottest feels-like
39.5 °C
22 September 2024
Coldest feels-like
15.4 °C
10 September 2019
Sunniest day
11.9 h
26 February 2025
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 | 28.7 °C | +1.5 °C | 600 mm | +302 mm |
| Feb | 29.0 °C | +1.7 °C | 286 mm | +4 mm |
| Mar | 28.5 °C | +0.8 °C | 535 mm | +212 mm |
| Apr | 28.6 °C | +0.7 °C | 511 mm | +167 mm |
| May | 28.8 °C | +1.2 °C | 443 mm | +99 mm |
| Jun | 28.1 °C | +1.2 °C | 424 mm | +120 mm |
| Jul | 28.3 °C | +1.7 °C | 200 mm | -50 mm |
| Aug | 27.4 °C | +0.5 °C | 360 mm | +150 mm |
| Sep | 28.0 °C | +0.6 °C | 331 mm | +106 mm |
| Oct | 28.6 °C | +0.5 °C | 305 mm | +54 mm |
| Nov | 29.2 °C | +1.1 °C | 314 mm | +2 mm |
| Dec | 28.6 °C | +1.0 °C | 391 mm | +70 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 Kotamobagu?
Kotamobagu has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 23.5 °C and it receives 3,463 mm of precipitation per year.
What is the hottest day ever recorded in Kotamobagu?
The hottest day measured in Kotamobagu between 1940 and 2025 was 5 October 2015, reaching 32.7 °C.
What is the coldest day in Kotamobagu?
The coldest day measured in Kotamobagu between 1940 and 2025 was 10 September 2019, at 15.4 °C.
Does it snow in Kotamobagu?
Almost never: Kotamobagu sees virtually no snow, with about 0 frost days per year.
Has the climate of Kotamobagu warmed?
Yes: Kotamobagu warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kotamobagu?
The wettest day measured in Kotamobagu between 1940 and 2025 was 11 January 1968, with 212 mm of rain in 24 hours.
What was the windiest day in Kotamobagu?
The windiest day measured in Kotamobagu between 1940 and 2025 was 8 July 1940, with winds reaching 21.7 km/h.
What is the warmest month in Kotamobagu?
The warmest month in Kotamobagu is April (23.8 °C on average); the coldest is July (23.0 °C).
How much does it rain in Kotamobagu?
Kotamobagu receives on average 3,463 mm of precipitation per year, spread over about 312 rainy days.
Is it sunny in Kotamobagu?
Kotamobagu gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.
Are there tropical nights in Kotamobagu?
Yes: Kotamobagu has on average 328 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kotamobagu?
In Kotamobagu, between 1940 and 2025, the highest apparent temperature reached 39.5 °C on 22 September 2024, and the lowest was 15.4 °C on 10 September 2019.
Compare Kotamobagu with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kotamobagu