Jakarta climate — normals and trends
Jakarta (Indonesia) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 26.6 °C and it receives 1,922 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 October (27.2 °C on average) and the coldest is January (25.9 °C). Rainfall peaks in January.
Jakarta averages 0 frost days, 239 hot days (≥ 30 °C) and 257 rainy days per year.
Jakarta has warmed by +1.5 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.
The hottest day of the period reached 35.9 °C (on 23 October 1959) and the coldest 18.0 °C (on 21 June 1941).
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
JakartaJakarta Special Capital Region
- coords
- -6.21°, 106.85°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.6°C
Average daily high
30.5°C
Average daily low
23.5°C
Annual rainfall
1,922mm
Sunshine / day
10.4h
Mean relative humidity
81%
Average peak wind
11.6km/h
Seasonal range
1.3°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
239 d/yr
Rainy days (≥ 1 mm)
257 d/yr
Annual snowfall
0.0 cm
Average feels-like high
36.0 °C
Average feels-like low
27.8 °C
Average peak gust
25.7 km/h
Tropical nights (≥ 20 °C)
365 d/yr
Solar radiation
19.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.65 · 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
35.9 °C
23 October 1959
Coldest day
18.0 °C
21 June 1941
Wettest day
132 mm
26 February 1973
Windiest day
29.3 km/h
30 November 2017
Strongest gust
65.9 km/h
9 February 2001
Hottest feels-like
41.9 °C
28 October 2024
Coldest feels-like
19.7 °C
25 July 1941
Sunniest day
12.2 h
12 November 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 | 30.2 °C | +1.0 °C | 359 mm | +80 mm |
| Feb | 30.3 °C | +1.1 °C | 225 mm | -34 mm |
| Mar | 30.7 °C | +0.7 °C | 241 mm | +20 mm |
| Apr | 30.7 °C | +0.3 °C | 213 mm | +26 mm |
| May | 31.3 °C | +0.7 °C | 156 mm | +29 mm |
| Jun | 30.6 °C | 0.0 °C | 201 mm | +117 mm |
| Jul | 30.9 °C | +0.2 °C | 49 mm | -20 mm |
| Aug | 30.8 °C | -0.3 °C | 131 mm | +69 mm |
| Sep | 31.4 °C | -0.1 °C | 137 mm | +60 mm |
| Oct | 31.8 °C | +0.2 °C | 238 mm | +102 mm |
| Nov | 31.1 °C | +0.4 °C | 170 mm | -22 mm |
| Dec | 30.6 °C | +0.6 °C | 229 mm | +0 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 Jakarta?
Jakarta has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 26.6 °C and it receives 1,922 mm of precipitation per year.
What is the hottest day ever recorded in Jakarta?
The hottest day measured in Jakarta between 1940 and 2025 was 23 October 1959, reaching 35.9 °C.
What is the coldest day in Jakarta?
The coldest day measured in Jakarta between 1940 and 2025 was 21 June 1941, at 18.0 °C.
Does it snow in Jakarta?
Almost never: Jakarta sees virtually no snow, with about 0 frost days per year.
Has the climate of Jakarta warmed?
Yes: Jakarta warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Jakarta?
The wettest day measured in Jakarta between 1940 and 2025 was 26 February 1973, with 132 mm of rain in 24 hours.
What was the windiest day in Jakarta?
The windiest day measured in Jakarta between 1940 and 2025 was 30 November 2017, with winds reaching 29.3 km/h.
What is the warmest month in Jakarta?
The warmest month in Jakarta is October (27.2 °C on average); the coldest is January (25.9 °C).
How much does it rain in Jakarta?
Jakarta receives on average 1,922 mm of precipitation per year, spread over about 257 rainy days.
Is it sunny in Jakarta?
Jakarta gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.
Are there tropical nights in Jakarta?
Yes: Jakarta has on average 365 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Jakarta?
In Jakarta, between 1940 and 2025, the highest apparent temperature reached 41.9 °C on 28 October 2024, and the lowest was 19.7 °C on 25 July 1941.
Compare Jakarta with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Jakarta