Sigli climate — normals and trends
Sigli (Indonesia) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 27.0 °C and it receives 1,405 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 June (28.0 °C on average) and the coldest is December (25.9 °C). Rainfall peaks in December.
Sigli averages 0 frost days, 19 hot days (≥ 30 °C) and 228 rainy days per year.
Sigli has warmed by +1.1 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.
The hottest day of the period reached 32.3 °C (on 18 July 2018) and the coldest 22.4 °C (on 28 January 1946).
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
SigliSpecial Region of Aceh
- coords
- 5.38°, 95.96°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
27.0°C
Average daily high
27.9°C
Average daily low
26.0°C
Annual rainfall
1,405mm
Sunshine / day
9.8h
Mean relative humidity
81%
Average peak wind
14.5km/h
Seasonal range
2.1°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
19 d/yr
Rainy days (≥ 1 mm)
228 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.2 °C
Average feels-like low
30.3 °C
Average peak gust
23.5 km/h
Tropical nights (≥ 20 °C)
365 d/yr
Solar radiation
18.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.77 · 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
32.3 °C
18 July 2018
Coldest day
22.4 °C
28 January 1946
Wettest day
220 mm
7 December 1956
Windiest day
39.2 km/h
4 November 1952
Strongest gust
57.2 km/h
11 December 1954
Hottest feels-like
38.6 °C
11 June 2014
Coldest feels-like
24.4 °C
13 February 1943
Sunniest day
12.3 h
13 June 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 | 27.4 °C | +0.7 °C | 301 mm | +146 mm |
| Feb | 27.6 °C | +0.5 °C | 90 mm | +9 mm |
| Mar | 28.2 °C | +0.5 °C | 113 mm | +43 mm |
| Apr | 28.4 °C | +0.1 °C | 133 mm | +60 mm |
| May | 29.3 °C | +0.5 °C | 47 mm | -37 mm |
| Jun | 29.5 °C | +0.4 °C | 24 mm | -30 mm |
| Jul | 29.9 °C | +1.1 °C | 33 mm | -30 mm |
| Aug | 29.4 °C | +0.7 °C | 52 mm | -16 mm |
| Sep | 29.3 °C | +1.0 °C | 59 mm | -32 mm |
| Oct | 28.4 °C | +0.7 °C | 171 mm | +26 mm |
| Nov | 27.8 °C | +0.7 °C | 723 mm | +482 mm |
| Dec | 27.2 °C | +0.5 °C | 160 mm | -121 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 Sigli?
Sigli has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 27.0 °C and it receives 1,405 mm of precipitation per year.
What is the hottest day ever recorded in Sigli?
The hottest day measured in Sigli between 1940 and 2025 was 18 July 2018, reaching 32.3 °C.
What is the coldest day in Sigli?
The coldest day measured in Sigli between 1940 and 2025 was 28 January 1946, at 22.4 °C.
Does it snow in Sigli?
Almost never: Sigli sees virtually no snow, with about 0 frost days per year.
Has the climate of Sigli warmed?
Yes: Sigli warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Sigli?
The wettest day measured in Sigli between 1940 and 2025 was 7 December 1956, with 220 mm of rain in 24 hours.
What was the windiest day in Sigli?
The windiest day measured in Sigli between 1940 and 2025 was 4 November 1952, with winds reaching 39.2 km/h.
What is the warmest month in Sigli?
The warmest month in Sigli is June (28.0 °C on average); the coldest is December (25.9 °C).
How much does it rain in Sigli?
Sigli receives on average 1,405 mm of precipitation per year, spread over about 228 rainy days.
Is it sunny in Sigli?
Sigli gets on average 9.8 hours of sunshine per day, roughly 3,577 hours per year over 1940-2025.
Are there tropical nights in Sigli?
Yes: Sigli has on average 365 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Sigli?
In Sigli, between 1940 and 2025, the highest apparent temperature reached 38.6 °C on 11 June 2014, and the lowest was 24.4 °C on 13 February 1943.
Compare Sigli with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Sigli