Biñan climate — normals and trends
Biñan (Philippines) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 26.0 °C and it receives 2,567 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 (27.7 °C on average) and the coldest is January (24.2 °C). Rainfall peaks in July.
Biñan averages 0 frost days, 151 hot days (≥ 30 °C) and 216 rainy days per year.
Biñan 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 36.3 °C (on 24 April 1970) and the coldest 17.4 °C (on 26 January 2014).
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
BiñanCalabarzon
- coords
- 14.34°, 121.08°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.0°C
Average daily high
29.5°C
Average daily low
23.4°C
Annual rainfall
2,567mm
Sunshine / day
10.2h
Mean relative humidity
82%
Average peak wind
16.0km/h
Seasonal range
3.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
151 d/yr
Rainy days (≥ 1 mm)
216 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.0 °C
Average feels-like low
27.1 °C
Average peak gust
36.8 km/h
Tropical nights (≥ 20 °C)
359 d/yr
Solar radiation
18.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.70 · 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
36.3 °C
24 April 1970
Coldest day
17.4 °C
26 January 2014
Wettest day
267 mm
28 October 2000
Windiest day
59.8 km/h
4 November 1967
Strongest gust
139.7 km/h
3 December 2019
Hottest feels-like
43.4 °C
7 May 2020
Coldest feels-like
16.9 °C
1 March 1963
Sunniest day
12.2 h
5 June 1968
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 28.2 °C | +0.7 °C | 104 mm | +65 mm |
| Feb | 28.6 °C | +0.1 °C | 115 mm | +83 mm |
| Mar | 30.2 °C | +0.1 °C | 54 mm | +11 mm |
| Apr | 33.2 °C | +1.4 °C | 46 mm | -18 mm |
| May | 32.5 °C | +0.7 °C | 240 mm | +13 mm |
| Jun | 30.5 °C | +0.1 °C | 500 mm | +144 mm |
| Jul | 28.9 °C | -0.6 °C | 603 mm | +145 mm |
| Aug | 30.3 °C | +1.2 °C | 399 mm | -38 mm |
| Sep | 29.0 °C | -0.4 °C | 501 mm | +90 mm |
| Oct | 30.1 °C | +0.8 °C | 396 mm | +132 mm |
| Nov | 29.5 °C | +0.8 °C | 288 mm | +157 mm |
| Dec | 28.9 °C | +1.2 °C | 118 mm | +10 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 Biñan?
Biñan has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 26.0 °C and it receives 2,567 mm of precipitation per year.
What is the hottest day ever recorded in Biñan?
The hottest day measured in Biñan between 1940 and 2025 was 24 April 1970, reaching 36.3 °C.
What is the coldest day in Biñan?
The coldest day measured in Biñan between 1940 and 2025 was 26 January 2014, at 17.4 °C.
Does it snow in Biñan?
Almost never: Biñan sees virtually no snow, with about 0 frost days per year.
Has the climate of Biñan warmed?
Yes: Biñan warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Biñan?
The wettest day measured in Biñan between 1940 and 2025 was 28 October 2000, with 267 mm of rain in 24 hours.
What was the windiest day in Biñan?
The windiest day measured in Biñan between 1940 and 2025 was 4 November 1967, with winds reaching 59.8 km/h.
What is the warmest month in Biñan?
The warmest month in Biñan is May (27.7 °C on average); the coldest is January (24.2 °C).
How much does it rain in Biñan?
Biñan receives on average 2,567 mm of precipitation per year, spread over about 216 rainy days.
Is it sunny in Biñan?
Biñan gets on average 10.2 hours of sunshine per day, roughly 3,723 hours per year over 1940-2025.
Are there tropical nights in Biñan?
Yes: Biñan has on average 359 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Biñan?
In Biñan, between 1940 and 2025, the highest apparent temperature reached 43.4 °C on 7 May 2020, and the lowest was 16.9 °C on 1 March 1963.
Compare Biñan with another city
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Nearby cities
The climate around Biñan