Wongsorejo climate — normals and trends
Wongsorejo (Indonesia) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.4 °C and it receives 1,081 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 November (26.0 °C on average) and the coldest is August (24.3 °C). Rainfall peaks in February.
Wongsorejo averages 0 frost days, 0 hot days (≥ 30 °C) and 136 rainy days per year.
Wongsorejo has warmed by +0.8 °C between 1940 and 2025, or +0.10 °C per decade. This trend is statistically significant.
The hottest day of the period reached 29.1 °C (on 3 December 2000) and the coldest 21.9 °C (on 15 August 1940).
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
WongsorejoEast Java
- coords
- -7.99°, 114.40°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.4°C
Average daily high
26.2°C
Average daily low
24.7°C
Annual rainfall
1,081mm
Sunshine / day
10.7h
Mean relative humidity
82%
Average peak wind
21.1km/h
Seasonal range
1.7°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
136 d/yr
Annual snowfall
0.0 cm
Average feels-like high
30.5 °C
Average feels-like low
27.1 °C
Average peak gust
32.1 km/h
Tropical nights (≥ 20 °C)
365 d/yr
Solar radiation
21.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.8 °C
since 1940
+0.1 °C per decade · r² = 0.55 · 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
29.1 °C
3 December 2000
Coldest day
21.9 °C
15 August 1940
Wettest day
184 mm
14 February 1985
Windiest day
43.3 km/h
5 September 1940
Strongest gust
62.6 km/h
5 September 1940
Hottest feels-like
36.0 °C
7 February 2016
Coldest feels-like
19.0 °C
16 August 1986
Sunniest day
12.5 h
4 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 | 26.8 °C | +0.3 °C | 302 mm | +53 mm |
| Feb | 27.1 °C | +0.7 °C | 141 mm | -110 mm |
| Mar | 27.1 °C | +0.6 °C | 233 mm | +64 mm |
| Apr | 27.3 °C | +0.6 °C | 29 mm | -44 mm |
| May | 26.9 °C | +0.4 °C | 193 mm | +142 mm |
| Jun | 26.7 °C | +0.8 °C | 12 mm | -13 mm |
| Jul | 25.8 °C | +0.5 °C | 2 mm | -12 mm |
| Aug | 25.9 °C | +0.8 °C | 1 mm | -1 mm |
| Sep | 26.4 °C | +0.8 °C | 22 mm | +19 mm |
| Oct | 27.3 °C | +1.0 °C | 28 mm | +16 mm |
| Nov | 27.1 °C | +0.3 °C | 145 mm | +86 mm |
| Dec | 27.2 °C | +0.5 °C | 175 mm | -1 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 Wongsorejo?
Wongsorejo has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.4 °C and it receives 1,081 mm of precipitation per year.
What is the hottest day ever recorded in Wongsorejo?
The hottest day measured in Wongsorejo between 1940 and 2025 was 3 December 2000, reaching 29.1 °C.
What is the coldest day in Wongsorejo?
The coldest day measured in Wongsorejo between 1940 and 2025 was 15 August 1940, at 21.9 °C.
Does it snow in Wongsorejo?
Almost never: Wongsorejo sees virtually no snow, with about 0 frost days per year.
Has the climate of Wongsorejo warmed?
Yes: Wongsorejo warmed by +0.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Wongsorejo?
The wettest day measured in Wongsorejo between 1940 and 2025 was 14 February 1985, with 184 mm of rain in 24 hours.
What was the windiest day in Wongsorejo?
The windiest day measured in Wongsorejo between 1940 and 2025 was 5 September 1940, with winds reaching 43.3 km/h.
What is the warmest month in Wongsorejo?
The warmest month in Wongsorejo is November (26.0 °C on average); the coldest is August (24.3 °C).
How much does it rain in Wongsorejo?
Wongsorejo receives on average 1,081 mm of precipitation per year, spread over about 136 rainy days.
Is it sunny in Wongsorejo?
Wongsorejo gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.
Are there tropical nights in Wongsorejo?
Yes: Wongsorejo has on average 365 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Wongsorejo?
In Wongsorejo, between 1940 and 2025, the highest apparent temperature reached 36.0 °C on 7 February 2016, and the lowest was 19.0 °C on 16 August 1986.
Compare Wongsorejo with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Wongsorejo