Calbayog City climate — normals and trends
Calbayog City (Philippines) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 26.7 °C and it receives 1,903 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 (27.6 °C on average) and the coldest is January (25.5 °C). Rainfall peaks in July.
Calbayog City averages 0 frost days, 17 hot days (≥ 30 °C) and 235 rainy days per year.
Calbayog City has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.
The hottest day of the period reached 32.1 °C (on 18 June 2016) and the coldest 21.7 °C (on 19 January 1961).
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
Calbayog CityEastern Visayas
- coords
- 12.07°, 124.60°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.7°C
Average daily high
28.2°C
Average daily low
25.3°C
Annual rainfall
1,903mm
Sunshine / day
10.2h
Mean relative humidity
82%
Average peak wind
19.5km/h
Seasonal range
2.1°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
17 d/yr
Rainy days (≥ 1 mm)
235 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.0 °C
Average feels-like low
28.6 °C
Average peak gust
30.5 km/h
Tropical nights (≥ 20 °C)
365 d/yr
Solar radiation
18.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.73 · 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
32.1 °C
18 June 2016
Coldest day
21.7 °C
19 January 1961
Wettest day
292 mm
14 July 1994
Windiest day
94.2 km/h
3 November 1967
Strongest gust
157.0 km/h
3 November 1967
Hottest feels-like
39.7 °C
16 May 2010
Coldest feels-like
18.0 °C
3 November 1967
Sunniest day
12.7 h
3 June 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 | 28.3 °C | +1.1 °C | 174 mm | +84 mm |
| Feb | 28.1 °C | +0.7 °C | 171 mm | +110 mm |
| Mar | 28.5 °C | +0.3 °C | 121 mm | +69 mm |
| Apr | 29.9 °C | +0.8 °C | 43 mm | -6 mm |
| May | 29.7 °C | +0.5 °C | 150 mm | +42 mm |
| Jun | 28.8 °C | +0.1 °C | 464 mm | +253 mm |
| Jul | 29.0 °C | +0.8 °C | 420 mm | +131 mm |
| Aug | 28.6 °C | +0.4 °C | 482 mm | +220 mm |
| Sep | 28.6 °C | +0.5 °C | 519 mm | +245 mm |
| Oct | 28.7 °C | +0.5 °C | 311 mm | +86 mm |
| Nov | 29.1 °C | +0.9 °C | 290 mm | +144 mm |
| Dec | 28.6 °C | +1.0 °C | 187 mm | +51 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 Calbayog City?
Calbayog City has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 26.7 °C and it receives 1,903 mm of precipitation per year.
What is the hottest day ever recorded in Calbayog City?
The hottest day measured in Calbayog City between 1940 and 2025 was 18 June 2016, reaching 32.1 °C.
What is the coldest day in Calbayog City?
The coldest day measured in Calbayog City between 1940 and 2025 was 19 January 1961, at 21.7 °C.
Does it snow in Calbayog City?
Almost never: Calbayog City sees virtually no snow, with about 0 frost days per year.
Has the climate of Calbayog City warmed?
Yes: Calbayog City warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Calbayog City?
The wettest day measured in Calbayog City between 1940 and 2025 was 14 July 1994, with 292 mm of rain in 24 hours.
What was the windiest day in Calbayog City?
The windiest day measured in Calbayog City between 1940 and 2025 was 3 November 1967, with winds reaching 94.2 km/h.
What is the warmest month in Calbayog City?
The warmest month in Calbayog City is May (27.6 °C on average); the coldest is January (25.5 °C).
How much does it rain in Calbayog City?
Calbayog City receives on average 1,903 mm of precipitation per year, spread over about 235 rainy days.
Is it sunny in Calbayog City?
Calbayog City gets on average 10.2 hours of sunshine per day, roughly 3,723 hours per year over 1940-2025.
Are there tropical nights in Calbayog City?
Yes: Calbayog City has on average 365 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Calbayog City?
In Calbayog City, between 1940 and 2025, the highest apparent temperature reached 39.7 °C on 16 May 2010, and the lowest was 18.0 °C on 3 November 1967.
Compare Calbayog City with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Calbayog City