Coalinga climate — normals and trends
Coalinga (United States) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 18.0 °C and it receives 263 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 July (28.0 °C on average) and the coldest is January (9.1 °C). Rainfall peaks in February.
Coalinga averages 5 frost days, 118 hot days (≥ 30 °C) and 40 rainy days per year.
Coalinga has warmed by +2.7 °C between 1940 and 2025, or +0.32 °C per decade. This trend is statistically significant.
The number of frost days there went from about 9 to 1 per year over the period.
The hottest day of the period reached 45.2 °C (on 6 September 2022) and the coldest -6.9 °C (on 22 December 1990).
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
CoalingaCalifornia
- coords
- 36.14°, -120.36°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
18.0°C
Average daily high
24.6°C
Average daily low
12.1°C
Annual rainfall
263mm
Sunshine / day
11.2h
Mean relative humidity
49%
Average peak wind
11.0km/h
Seasonal range
18.9°C
Frost days (< 0 °C)
5 d/yr
Hot days (≥ 30 °C)
118 d/yr
Rainy days (≥ 1 mm)
40 d/yr
Annual snowfall
0.4 cm
Average feels-like high
23.6 °C
Average feels-like low
9.9 °C
Average peak gust
28.3 km/h
Tropical nights (≥ 20 °C)
48 d/yr
Solar radiation
20.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.7 °C
since 1940
+0.3 °C per decade · r² = 0.61 · 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
45.2 °C
6 September 2022
Coldest day
-6.9 °C
22 December 1990
Wettest day
60 mm
10 March 1995
Windiest day
33.4 km/h
16 February 1990
Strongest gust
90.7 km/h
20 January 2010
Hottest feels-like
47.8 °C
7 July 2024
Coldest feels-like
-11.1 °C
22 December 1990
Snowiest day
6.9 cm
4 January 1974
Sunniest day
14.0 h
15 May 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 | 17.6 °C | +3.0 °C | 6 mm | -42 mm |
| Feb | 19.7 °C | +3.0 °C | 28 mm | -22 mm |
| Mar | 20.2 °C | +0.9 °C | 58 mm | +10 mm |
| Apr | 25.8 °C | +2.4 °C | 14 mm | -11 mm |
| May | 30.9 °C | +2.8 °C | 2 mm | -8 mm |
| Jun | 35.4 °C | +3.0 °C | 0 mm | -3 mm |
| Jul | 36.5 °C | +0.9 °C | 0 mm | -1 mm |
| Aug | 37.8 °C | +3.5 °C | 0 mm | -1 mm |
| Sep | 33.2 °C | +1.9 °C | 3 mm | -2 mm |
| Oct | 25.5 °C | -0.1 °C | 29 mm | +17 mm |
| Nov | 19.8 °C | +0.8 °C | 57 mm | +33 mm |
| Dec | 16.2 °C | +1.4 °C | 62 mm | +23 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 Coalinga?
Coalinga has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 18.0 °C and it receives 263 mm of precipitation per year.
What is the hottest day ever recorded in Coalinga?
The hottest day measured in Coalinga between 1940 and 2025 was 6 September 2022, reaching 45.2 °C.
What is the coldest day in Coalinga?
The coldest day measured in Coalinga between 1940 and 2025 was 22 December 1990, at -6.9 °C.
Does it snow in Coalinga?
Almost never: Coalinga sees virtually no snow, with about 5 frost days per year.
Has the climate of Coalinga warmed?
Yes: Coalinga warmed by +2.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Coalinga?
The wettest day measured in Coalinga between 1940 and 2025 was 10 March 1995, with 60 mm of rain in 24 hours.
What was the windiest day in Coalinga?
The windiest day measured in Coalinga between 1940 and 2025 was 16 February 1990, with winds reaching 33.4 km/h.
What is the warmest month in Coalinga?
The warmest month in Coalinga is July (28.0 °C on average); the coldest is January (9.1 °C).
How much does it rain in Coalinga?
Coalinga receives on average 263 mm of precipitation per year, spread over about 40 rainy days.
Is it sunny in Coalinga?
Coalinga gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.
What is the biggest single-day snowfall in Coalinga?
The heaviest 24-hour snowfall measured in Coalinga between 1940 and 2025 was 4 January 1974, with 6.9 cm.
Are there tropical nights in Coalinga?
Yes: Coalinga has on average 48 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Coalinga?
In Coalinga, between 1940 and 2025, the highest apparent temperature reached 47.8 °C on 7 July 2024, and the lowest was -11.1 °C on 22 December 1990.
Compare Coalinga with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Coalinga