Glan climate — normals and trends
Glan (Philippines) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 26.3 °C and it receives 1,815 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 (26.8 °C on average) and the coldest is July (26.0 °C). Rainfall peaks in June.
Glan averages 0 frost days, 9 hot days (≥ 30 °C) and 263 rainy days per year.
Glan has warmed by +1.4 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.
The hottest day of the period reached 32.7 °C (on 7 May 2016) and the coldest 21.7 °C (on 8 December 1967).
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
GlanSoccsksargen
- coords
- 5.82°, 125.20°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.3°C
Average daily high
27.9°C
Average daily low
25.0°C
Annual rainfall
1,815mm
Sunshine / day
10.3h
Mean relative humidity
83%
Average peak wind
14.2km/h
Seasonal range
0.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
9 d/yr
Rainy days (≥ 1 mm)
263 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.6 °C
Average feels-like low
29.2 °C
Average peak gust
28.5 km/h
Tropical nights (≥ 20 °C)
365 d/yr
Solar radiation
19.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.4 °C
since 1940
+0.2 °C per decade · r² = 0.82 · 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
32.7 °C
7 May 2016
Coldest day
21.7 °C
8 December 1967
Wettest day
200 mm
16 April 1985
Windiest day
46.5 km/h
6 November 1996
Strongest gust
86.8 km/h
29 November 1955
Hottest feels-like
39.9 °C
2 May 2016
Coldest feels-like
23.0 °C
31 January 1943
Sunniest day
12.2 h
2 June 2022
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 | 29.1 °C | +1.2 °C | 256 mm | +119 mm |
| Feb | 28.7 °C | +0.6 °C | 162 mm | +57 mm |
| Mar | 28.9 °C | +0.5 °C | 209 mm | +114 mm |
| Apr | 28.9 °C | +0.3 °C | 232 mm | +122 mm |
| May | 29.1 °C | +0.7 °C | 294 mm | +131 mm |
| Jun | 28.3 °C | +0.6 °C | 275 mm | +66 mm |
| Jul | 28.3 °C | +1.0 °C | 138 mm | -61 mm |
| Aug | 28.0 °C | +0.7 °C | 269 mm | +85 mm |
| Sep | 28.5 °C | +1.0 °C | 182 mm | +34 mm |
| Oct | 28.4 °C | +0.6 °C | 288 mm | +129 mm |
| Nov | 28.6 °C | +0.6 °C | 176 mm | +11 mm |
| Dec | 28.8 °C | +0.8 °C | 212 mm | +72 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 Glan?
Glan has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 26.3 °C and it receives 1,815 mm of precipitation per year.
What is the hottest day ever recorded in Glan?
The hottest day measured in Glan between 1940 and 2025 was 7 May 2016, reaching 32.7 °C.
What is the coldest day in Glan?
The coldest day measured in Glan between 1940 and 2025 was 8 December 1967, at 21.7 °C.
Does it snow in Glan?
Almost never: Glan sees virtually no snow, with about 0 frost days per year.
Has the climate of Glan warmed?
Yes: Glan warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Glan?
The wettest day measured in Glan between 1940 and 2025 was 16 April 1985, with 200 mm of rain in 24 hours.
What was the windiest day in Glan?
The windiest day measured in Glan between 1940 and 2025 was 6 November 1996, with winds reaching 46.5 km/h.
What is the warmest month in Glan?
The warmest month in Glan is April (26.8 °C on average); the coldest is July (26.0 °C).
How much does it rain in Glan?
Glan receives on average 1,815 mm of precipitation per year, spread over about 263 rainy days.
Is it sunny in Glan?
Glan gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.
Are there tropical nights in Glan?
Yes: Glan has on average 365 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Glan?
In Glan, between 1940 and 2025, the highest apparent temperature reached 39.9 °C on 2 May 2016, and the lowest was 23.0 °C on 31 January 1943.
Compare Glan with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Glan