Banjar climate — normals and trends
Banjar (Indonesia) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 20.3 °C and it receives 3,547 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 May (20.9 °C on average) and the coldest is August (19.6 °C). Rainfall peaks in November.
Banjar averages 0 frost days, 0 hot days (≥ 30 °C) and 293 rainy days per year.
Banjar has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.
The hottest day of the period reached 29.0 °C (on 2 October 1963) and the coldest 10.1 °C (on 31 August 1994).
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
BanjarWest Java
- coords
- -7.20°, 107.43°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
20.3°C
Average daily high
24.3°C
Average daily low
17.4°C
Annual rainfall
3,547mm
Sunshine / day
9.4h
Mean relative humidity
87%
Average peak wind
7.0km/h
Seasonal range
1.3°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
293 d/yr
Annual snowfall
0.0 cm
Average feels-like high
28.0 °C
Average feels-like low
19.2 °C
Average peak gust
27.1 km/h
Tropical nights (≥ 20 °C)
4 d/yr
Solar radiation
17.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °C per decade · r² = 0.75 · 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
29.0 °C
2 October 1963
Coldest day
10.1 °C
31 August 1994
Wettest day
153 mm
14 December 1996
Windiest day
23.7 km/h
25 January 2012
Strongest gust
83.2 km/h
25 January 2012
Hottest feels-like
35.0 °C
29 April 2024
Coldest feels-like
8.3 °C
31 August 1994
Sunniest day
12.4 h
28 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 | 24.7 °C | +1.0 °C | 459 mm | +56 mm |
| Feb | 25.4 °C | +1.6 °C | 368 mm | -3 mm |
| Mar | 25.3 °C | +1.0 °C | 388 mm | -8 mm |
| Apr | 25.2 °C | +0.3 °C | 412 mm | +67 mm |
| May | 25.5 °C | +0.5 °C | 561 mm | +308 mm |
| Jun | 25.1 °C | +0.5 °C | 273 mm | +106 mm |
| Jul | 24.6 °C | +0.5 °C | 145 mm | +9 mm |
| Aug | 24.3 °C | +0.1 °C | 383 mm | +251 mm |
| Sep | 24.6 °C | +0.2 °C | 282 mm | +106 mm |
| Oct | 25.4 °C | +0.8 °C | 402 mm | +82 mm |
| Nov | 24.8 °C | +0.5 °C | 546 mm | +120 mm |
| Dec | 24.9 °C | +1.0 °C | 378 mm | -43 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 Banjar?
Banjar has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 20.3 °C and it receives 3,547 mm of precipitation per year.
What is the hottest day ever recorded in Banjar?
The hottest day measured in Banjar between 1940 and 2025 was 2 October 1963, reaching 29.0 °C.
What is the coldest day in Banjar?
The coldest day measured in Banjar between 1940 and 2025 was 31 August 1994, at 10.1 °C.
Does it snow in Banjar?
Almost never: Banjar sees virtually no snow, with about 0 frost days per year.
Has the climate of Banjar warmed?
Yes: Banjar warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Banjar?
The wettest day measured in Banjar between 1940 and 2025 was 14 December 1996, with 153 mm of rain in 24 hours.
What was the windiest day in Banjar?
The windiest day measured in Banjar between 1940 and 2025 was 25 January 2012, with winds reaching 23.7 km/h.
What is the warmest month in Banjar?
The warmest month in Banjar is May (20.9 °C on average); the coldest is August (19.6 °C).
How much does it rain in Banjar?
Banjar receives on average 3,547 mm of precipitation per year, spread over about 293 rainy days.
Is it sunny in Banjar?
Banjar gets on average 9.4 hours of sunshine per day, roughly 3,431 hours per year over 1940-2025.
Are there tropical nights in Banjar?
Yes: Banjar has on average 4 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Banjar?
In Banjar, between 1940 and 2025, the highest apparent temperature reached 35.0 °C on 29 April 2024, and the lowest was 8.3 °C on 31 August 1994.
Compare Banjar with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Banjar