Pekan Bahapal climate — normals and trends
Pekan Bahapal (Indonesia) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 25.2 °C and it receives 2,662 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 (25.9 °C on average) and the coldest is January (24.6 °C). Rainfall peaks in October.
Pekan Bahapal averages 0 frost days, 203 hot days (≥ 30 °C) and 319 rainy days per year.
Pekan Bahapal has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The hottest day of the period reached 36.0 °C (on 19 July 2025) and the coldest 16.9 °C (on 22 June 1985).
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
Pekan BahapalNorth Sumatra
- coords
- 3.11°, 99.17°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.2°C
Average daily high
30.1°C
Average daily low
22.0°C
Annual rainfall
2,662mm
Sunshine / day
9.7h
Mean relative humidity
87%
Average peak wind
8.4km/h
Seasonal range
1.3°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
203 d/yr
Rainy days (≥ 1 mm)
319 d/yr
Annual snowfall
0.0 cm
Average feels-like high
36.3 °C
Average feels-like low
25.8 °C
Average peak gust
25.0 km/h
Tropical nights (≥ 20 °C)
355 d/yr
Solar radiation
18.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.88 · 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
36.0 °C
19 July 2025
Coldest day
16.9 °C
22 June 1985
Wettest day
136 mm
18 December 2021
Windiest day
22.9 km/h
27 November 2025
Strongest gust
48.2 km/h
11 July 1986
Hottest feels-like
42.8 °C
4 May 2010
Coldest feels-like
17.3 °C
22 June 1985
Sunniest day
12.2 h
3 July 1949
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 | 29.5 °C | +0.3 °C | 329 mm | +165 mm |
| Feb | 30.4 °C | +0.4 °C | 207 mm | +68 mm |
| Mar | 31.0 °C | +0.4 °C | 266 mm | +91 mm |
| Apr | 30.8 °C | 0.0 °C | 290 mm | +78 mm |
| May | 31.7 °C | +0.8 °C | 253 mm | +28 mm |
| Jun | 31.3 °C | +0.4 °C | 102 mm | -57 mm |
| Jul | 32.2 °C | +1.6 °C | 89 mm | -87 mm |
| Aug | 31.9 °C | +1.5 °C | 123 mm | -102 mm |
| Sep | 31.2 °C | +1.3 °C | 156 mm | -151 mm |
| Oct | 30.4 °C | +0.8 °C | 275 mm | -54 mm |
| Nov | 29.1 °C | -0.1 °C | 391 mm | +91 mm |
| Dec | 29.2 °C | +0.2 °C | 253 mm | +2 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 Pekan Bahapal?
Pekan Bahapal has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 25.2 °C and it receives 2,662 mm of precipitation per year.
What is the hottest day ever recorded in Pekan Bahapal?
The hottest day measured in Pekan Bahapal between 1940 and 2025 was 19 July 2025, reaching 36.0 °C.
What is the coldest day in Pekan Bahapal?
The coldest day measured in Pekan Bahapal between 1940 and 2025 was 22 June 1985, at 16.9 °C.
Does it snow in Pekan Bahapal?
Almost never: Pekan Bahapal sees virtually no snow, with about 0 frost days per year.
Has the climate of Pekan Bahapal warmed?
Yes: Pekan Bahapal warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Pekan Bahapal?
The wettest day measured in Pekan Bahapal between 1940 and 2025 was 18 December 2021, with 136 mm of rain in 24 hours.
What was the windiest day in Pekan Bahapal?
The windiest day measured in Pekan Bahapal between 1940 and 2025 was 27 November 2025, with winds reaching 22.9 km/h.
What is the warmest month in Pekan Bahapal?
The warmest month in Pekan Bahapal is May (25.9 °C on average); the coldest is January (24.6 °C).
How much does it rain in Pekan Bahapal?
Pekan Bahapal receives on average 2,662 mm of precipitation per year, spread over about 319 rainy days.
Is it sunny in Pekan Bahapal?
Pekan Bahapal gets on average 9.7 hours of sunshine per day, roughly 3,540 hours per year over 1940-2025.
Are there tropical nights in Pekan Bahapal?
Yes: Pekan Bahapal has on average 355 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Pekan Bahapal?
In Pekan Bahapal, between 1940 and 2025, the highest apparent temperature reached 42.8 °C on 4 May 2010, and the lowest was 17.3 °C on 22 June 1985.
Compare Pekan Bahapal with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Pekan Bahapal