Blora climate — normals and trends
Blora (Indonesia) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 26.7 °C and it receives 1,998 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 (27.9 °C on average) and the coldest is January (25.9 °C). Rainfall peaks in January.
Blora averages 0 frost days, 309 hot days (≥ 30 °C) and 222 rainy days per year.
Blora has warmed by +1.5 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The hottest day of the period reached 38.2 °C (on 8 October 1961) and the coldest 16.6 °C (on 9 October 1997).
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
BloraCentral Java
- coords
- -6.97°, 111.42°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.7°C
Average daily high
31.8°C
Average daily low
23.1°C
Annual rainfall
1,998mm
Sunshine / day
10.4h
Mean relative humidity
79%
Average peak wind
11.8km/h
Seasonal range
2.0°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
309 d/yr
Rainy days (≥ 1 mm)
222 d/yr
Annual snowfall
0.0 cm
Average feels-like high
37.1 °C
Average feels-like low
27.2 °C
Average peak gust
28.4 km/h
Tropical nights (≥ 20 °C)
361 d/yr
Solar radiation
20.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.63 · 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
38.2 °C
8 October 1961
Coldest day
16.6 °C
9 October 1997
Wettest day
215 mm
27 March 1986
Windiest day
32.3 km/h
28 January 1993
Strongest gust
73.8 km/h
20 January 1986
Hottest feels-like
44.6 °C
31 December 2023
Coldest feels-like
16.5 °C
9 October 1997
Sunniest day
12.4 h
22 December 2023
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 | 31.3 °C | +1.0 °C | 412 mm | +112 mm |
| Feb | 31.8 °C | +1.4 °C | 237 mm | -49 mm |
| Mar | 31.4 °C | +0.5 °C | 346 mm | +61 mm |
| Apr | 31.5 °C | +0.4 °C | 194 mm | -1 mm |
| May | 31.3 °C | +0.1 °C | 373 mm | +245 mm |
| Jun | 31.2 °C | -0.3 °C | 91 mm | +22 mm |
| Jul | 31.8 °C | -0.3 °C | 16 mm | -21 mm |
| Aug | 32.0 °C | -0.9 °C | 145 mm | +123 mm |
| Sep | 32.8 °C | -0.9 °C | 110 mm | +70 mm |
| Oct | 33.9 °C | +0.1 °C | 213 mm | +101 mm |
| Nov | 31.6 °C | -1.0 °C | 267 mm | +43 mm |
| Dec | 31.9 °C | +0.7 °C | 283 mm | -17 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 Blora?
Blora has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 26.7 °C and it receives 1,998 mm of precipitation per year.
What is the hottest day ever recorded in Blora?
The hottest day measured in Blora between 1940 and 2025 was 8 October 1961, reaching 38.2 °C.
What is the coldest day in Blora?
The coldest day measured in Blora between 1940 and 2025 was 9 October 1997, at 16.6 °C.
Does it snow in Blora?
Almost never: Blora sees virtually no snow, with about 0 frost days per year.
Has the climate of Blora warmed?
Yes: Blora warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Blora?
The wettest day measured in Blora between 1940 and 2025 was 27 March 1986, with 215 mm of rain in 24 hours.
What was the windiest day in Blora?
The windiest day measured in Blora between 1940 and 2025 was 28 January 1993, with winds reaching 32.3 km/h.
What is the warmest month in Blora?
The warmest month in Blora is October (27.9 °C on average); the coldest is January (25.9 °C).
How much does it rain in Blora?
Blora receives on average 1,998 mm of precipitation per year, spread over about 222 rainy days.
Is it sunny in Blora?
Blora gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.
Are there tropical nights in Blora?
Yes: Blora has on average 361 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Blora?
In Blora, between 1940 and 2025, the highest apparent temperature reached 44.6 °C on 31 December 2023, and the lowest was 16.5 °C on 9 October 1997.
Compare Blora with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Blora