Odessa climate — normals and trends
Odessa (United States) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 17.7 °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 July (27.6 °C on average) and the coldest is January (6.5 °C). Rainfall peaks in May.
Odessa averages 37 frost days, 122 hot days (≥ 30 °C) and 60 rainy days per year.
Odessa has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The hottest day of the period reached 44.3 °C (on 27 June 1994) and the coldest -23.0 °C (on 2 February 1985).
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
OdessaTexas
- coords
- 31.85°, -102.37°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.7°C
Average daily high
24.5°C
Average daily low
11.7°C
Annual rainfall
391mm
Sunshine / day
10.6h
Mean relative humidity
52%
Average peak wind
24.1km/h
Seasonal range
21.1°C
Frost days (< 0 °C)
37 d/yr
Hot days (≥ 30 °C)
122 d/yr
Rainy days (≥ 1 mm)
60 d/yr
Annual snowfall
8.1 cm
Average feels-like high
22.2 °C
Average feels-like low
8.9 °C
Average peak gust
42.0 km/h
Tropical nights (≥ 20 °C)
84 d/yr
Solar radiation
19.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.34 · 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
44.3 °C
27 June 1994
Coldest day
-23.0 °C
2 February 1985
Wettest day
115 mm
1 June 1979
Windiest day
63.6 km/h
8 December 2009
Strongest gust
107.6 km/h
27 March 1984
Hottest feels-like
43.6 °C
26 June 2023
Coldest feels-like
-27.9 °C
2 February 1985
Snowiest day
13.8 cm
27 December 2015
Sunniest day
13.9 h
7 July 2025
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 | 10.8 °C | -2.8 °C | 6 mm | -15 mm |
| Feb | 18.4 °C | +2.0 °C | 2 mm | -19 mm |
| Mar | 24.3 °C | +3.6 °C | 1 mm | -21 mm |
| Apr | 27.4 °C | +1.9 °C | 59 mm | +24 mm |
| May | 30.8 °C | +1.2 °C | 50 mm | -5 mm |
| Jun | 34.8 °C | +1.7 °C | 47 mm | +9 mm |
| Jul | 33.1 °C | -0.5 °C | 59 mm | +26 mm |
| Aug | 35.2 °C | +2.0 °C | 15 mm | -20 mm |
| Sep | 31.6 °C | +2.0 °C | 13 mm | -36 mm |
| Oct | 28.4 °C | +3.5 °C | 7 mm | -36 mm |
| Nov | 23.7 °C | +5.0 °C | 5 mm | -16 mm |
| Dec | 20.0 °C | +5.2 °C | 6 mm | -13 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 Odessa?
Odessa has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 17.7 °C and it receives 391 mm of precipitation per year.
What is the hottest day ever recorded in Odessa?
The hottest day measured in Odessa between 1940 and 2025 was 27 June 1994, reaching 44.3 °C.
What is the coldest day in Odessa?
The coldest day measured in Odessa between 1940 and 2025 was 2 February 1985, at -23.0 °C.
Does it snow in Odessa?
Yes. Odessa gets on average 8.1 cm of snow per year and has around 37 frost days.
Has the climate of Odessa warmed?
Yes: Odessa warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Odessa?
The wettest day measured in Odessa between 1940 and 2025 was 1 June 1979, with 115 mm of rain in 24 hours.
What was the windiest day in Odessa?
The windiest day measured in Odessa between 1940 and 2025 was 8 December 2009, with winds reaching 63.6 km/h.
What is the warmest month in Odessa?
The warmest month in Odessa is July (27.6 °C on average); the coldest is January (6.5 °C).
How much does it rain in Odessa?
Odessa receives on average 391 mm of precipitation per year, spread over about 60 rainy days.
Is it sunny in Odessa?
Odessa gets on average 10.6 hours of sunshine per day, roughly 3,869 hours per year over 1940-2025.
What is the biggest single-day snowfall in Odessa?
The heaviest 24-hour snowfall measured in Odessa between 1940 and 2025 was 27 December 2015, with 13.8 cm.
Are there tropical nights in Odessa?
Yes: Odessa has on average 84 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Odessa?
In Odessa, between 1940 and 2025, the highest apparent temperature reached 43.6 °C on 26 June 2023, and the lowest was -27.9 °C on 2 February 1985.
Compare Odessa with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Odessa