Oxnard climate — normals and trends
Oxnard (United States) has a warm-summer mediterranean climate (Csb) under the Köppen-Geiger classification. Its mean annual temperature is 15.8 °C and it receives 391 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 August (20.4 °C on average) and the coldest is January (11.9 °C). Rainfall peaks in February.
Oxnard averages 0 frost days, 2 hot days (≥ 30 °C) and 32 rainy days per year.
Oxnard has warmed by +1.2 °C between 1940 and 2025, or +0.14 °C per decade. This trend is statistically significant.
The hottest day of the period reached 36.2 °C (on 26 September 1963) and the coldest -0.2 °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
OxnardCalifornia
- coords
- 34.20°, -119.18°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.8°C
Average daily high
19.5°C
Average daily low
12.8°C
Annual rainfall
391mm
Sunshine / day
11.3h
Mean relative humidity
72%
Average peak wind
14.0km/h
Seasonal range
8.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
32 d/yr
Annual snowfall
0.1 cm
Average feels-like high
19.4 °C
Average feels-like low
12.0 °C
Average peak gust
30.0 km/h
Tropical nights (≥ 20 °C)
4 d/yr
Solar radiation
20.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.2 °C
since 1940
+0.1 °C per decade · r² = 0.31 · 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
36.2 °C
26 September 1963
Coldest day
-0.2 °C
22 December 1990
Wettest day
125 mm
10 January 1995
Windiest day
44.7 km/h
3 February 1998
Strongest gust
102.6 km/h
3 February 1998
Hottest feels-like
36.9 °C
26 September 1963
Coldest feels-like
-4.6 °C
6 February 1989
Snowiest day
1.5 cm
4 January 1974
Sunniest day
14.0 h
28 May 1940
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 | 16.6 °C | +0.7 °C | 15 mm | -68 mm |
| Feb | 16.7 °C | +0.7 °C | 86 mm | +0 mm |
| Mar | 15.3 °C | -1.3 °C | 55 mm | -14 mm |
| Apr | 16.4 °C | -1.4 °C | 9 mm | -18 mm |
| May | 19.2 °C | +0.1 °C | 6 mm | -2 mm |
| Jun | 20.6 °C | -0.6 °C | 0 mm | -1 mm |
| Jul | 21.2 °C | -2.2 °C | 0 mm | -1 mm |
| Aug | 23.5 °C | -0.4 °C | 0 mm | -2 mm |
| Sep | 22.9 °C | -0.6 °C | 12 mm | +7 mm |
| Oct | 21.0 °C | -0.7 °C | 44 mm | +31 mm |
| Nov | 18.6 °C | -0.3 °C | 150 mm | +112 mm |
| Dec | 18.5 °C | +2.2 °C | 188 mm | +129 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 Oxnard?
Oxnard has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 15.8 °C and it receives 391 mm of precipitation per year.
What is the hottest day ever recorded in Oxnard?
The hottest day measured in Oxnard between 1940 and 2025 was 26 September 1963, reaching 36.2 °C.
What is the coldest day in Oxnard?
The coldest day measured in Oxnard between 1940 and 2025 was 22 December 1990, at -0.2 °C.
Does it snow in Oxnard?
Almost never: Oxnard sees virtually no snow, with about 0 frost days per year.
Has the climate of Oxnard warmed?
Yes: Oxnard warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Oxnard?
The wettest day measured in Oxnard between 1940 and 2025 was 10 January 1995, with 125 mm of rain in 24 hours.
What was the windiest day in Oxnard?
The windiest day measured in Oxnard between 1940 and 2025 was 3 February 1998, with winds reaching 44.7 km/h.
What is the warmest month in Oxnard?
The warmest month in Oxnard is August (20.4 °C on average); the coldest is January (11.9 °C).
How much does it rain in Oxnard?
Oxnard receives on average 391 mm of precipitation per year, spread over about 32 rainy days.
Is it sunny in Oxnard?
Oxnard gets on average 11.3 hours of sunshine per day, roughly 4,125 hours per year over 1940-2025.
What is the biggest single-day snowfall in Oxnard?
The heaviest 24-hour snowfall measured in Oxnard between 1940 and 2025 was 4 January 1974, with 1.5 cm.
Are there tropical nights in Oxnard?
Yes: Oxnard has on average 4 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Oxnard?
In Oxnard, between 1940 and 2025, the highest apparent temperature reached 36.9 °C on 26 September 1963, and the lowest was -4.6 °C on 6 February 1989.
Compare Oxnard with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Oxnard