Wonosari climate — normals and trends
Wonosari (Indonesia) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.9 °C and it receives 1,692 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 (26.4 °C on average) and the coldest is August (25.0 °C). Rainfall peaks in January.
Wonosari averages 0 frost days, 155 hot days (≥ 30 °C) and 213 rainy days per year.
Wonosari has warmed by +1.6 °C between 1940 and 2025, or +0.19 °C per decade. This trend is statistically significant.
The hottest day of the period reached 35.8 °C (on 16 September 1964) and the coldest 17.8 °C (on 14 August 1957).
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
WonosariSpecial Region of Yogyakarta
- coords
- -7.97°, 110.60°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.9°C
Average daily high
29.7°C
Average daily low
23.2°C
Annual rainfall
1,692mm
Sunshine / day
10.1h
Mean relative humidity
83%
Average peak wind
16.4km/h
Seasonal range
1.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
155 d/yr
Rainy days (≥ 1 mm)
213 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.3 °C
Average feels-like low
27.2 °C
Average peak gust
34.6 km/h
Tropical nights (≥ 20 °C)
360 d/yr
Solar radiation
19.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.67 · 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
35.8 °C
16 September 1964
Coldest day
17.8 °C
14 August 1957
Wettest day
277 mm
29 November 1951
Windiest day
36.7 km/h
2 January 2007
Strongest gust
88.6 km/h
2 January 2007
Hottest feels-like
42.5 °C
5 April 2015
Coldest feels-like
18.7 °C
9 August 1961
Sunniest day
12.5 h
21 December 1940
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 | 30.2 °C | +1.1 °C | 377 mm | +100 mm |
| Feb | 31.0 °C | +1.7 °C | 315 mm | +56 mm |
| Mar | 30.6 °C | +1.0 °C | 233 mm | -3 mm |
| Apr | 30.0 °C | 0.0 °C | 113 mm | -33 mm |
| May | 30.4 °C | +0.3 °C | 281 mm | +183 mm |
| Jun | 30.1 °C | +0.3 °C | 35 mm | -24 mm |
| Jul | 29.0 °C | -0.2 °C | 13 mm | -14 mm |
| Aug | 30.0 °C | +0.8 °C | 56 mm | +40 mm |
| Sep | 30.2 °C | +0.4 °C | 92 mm | +62 mm |
| Oct | 30.3 °C | 0.0 °C | 237 mm | +144 mm |
| Nov | 29.6 °C | -0.6 °C | 465 mm | +276 mm |
| Dec | 30.1 °C | +0.7 °C | 161 mm | -101 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 Wonosari?
Wonosari has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.9 °C and it receives 1,692 mm of precipitation per year.
What is the hottest day ever recorded in Wonosari?
The hottest day measured in Wonosari between 1940 and 2025 was 16 September 1964, reaching 35.8 °C.
What is the coldest day in Wonosari?
The coldest day measured in Wonosari between 1940 and 2025 was 14 August 1957, at 17.8 °C.
Does it snow in Wonosari?
Almost never: Wonosari sees virtually no snow, with about 0 frost days per year.
Has the climate of Wonosari warmed?
Yes: Wonosari warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Wonosari?
The wettest day measured in Wonosari between 1940 and 2025 was 29 November 1951, with 277 mm of rain in 24 hours.
What was the windiest day in Wonosari?
The windiest day measured in Wonosari between 1940 and 2025 was 2 January 2007, with winds reaching 36.7 km/h.
What is the warmest month in Wonosari?
The warmest month in Wonosari is April (26.4 °C on average); the coldest is August (25.0 °C).
How much does it rain in Wonosari?
Wonosari receives on average 1,692 mm of precipitation per year, spread over about 213 rainy days.
Is it sunny in Wonosari?
Wonosari gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.
Are there tropical nights in Wonosari?
Yes: Wonosari has on average 360 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Wonosari?
In Wonosari, between 1940 and 2025, the highest apparent temperature reached 42.5 °C on 5 April 2015, and the lowest was 18.7 °C on 9 August 1961.
Compare Wonosari with another city
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Nearby cities
The climate around Wonosari