May is one of the warmer months of the year in Odessa, with average highs near 31.6°C and lows around 15.6°C (mean 23.6°C). It is a relatively wet time of year, averaging 52 mm of rainfall and 44% relative humidity across the period.
May is one of the warmer months of the year in Odessa. Across 45 years of records, the warmest May in Odessa was 1996 — when the month averaged 27.7°C — while the coldest were 1992 and 2007 at 20.6°C. Typical May days reach 31.6°C with nights near 15.6°C. The long-term trend is warming, about 0.4°C per decade.
May is a relatively wet time of year in Odessa, averaging 52 mm of rainfall. The wettest May on record was 1992 with 190 mm, while the driest was 2004 at 4 mm.
Relative humidity in Odessa during May averages 44%. The most humid May was 2007 at 66%, and the least humid was 2011 at 25%.
May receives about 7.3 kWh/m²/day of solar energy in Odessa. The sunniest May was 2011 at 8.2 kWh/m²/day, and the cloudiest was 1992 at 6.4.
Average wind speed in Odessa during May is 3.8 m/s. The windiest Mays were 1995 and 2002 at 4.5 m/s, while the calmest was 1985 at 3.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 22.6°C | 23.6°C | 24.0°C | 23.4°C | 24.8°C | +2.2°C |
| Avg High | 30.4°C | 31.6°C | 32.1°C | 31.5°C | 32.8°C | +2.4°C |
| Avg Low | 14.8°C | 15.6°C | 15.9°C | 15.3°C | 16.8°C | +2°C |
| Avg Rain | 66 mm | 57 mm | 43 mm | 49 mm | 42 mm | -24 mm |
May temperatures in Odessa have risen by about 2.1°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 1.6°C (2013) to a record high of 42.7°C (2000).
Rainfall in May is a relatively wet time of year, averaging 52 mm, with a wettest year of 190 mm.
One of the best times to visit Odessa
May is one of the best times to visit Odessa. Expect days averaging 31.6°C and nights around 15.6°C (mean 23.6°C) — warmer than Odessa's yearly average — with moderate rainfall (52 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 32.0°C | 24.2°C | 16.3°C | 39.9°C | 9.9°C | 43 mm | 40% | 3.6 m/s | 7.1 |
| 2024 | 34.1°C | 25.8°C | 17.5°C | 40.2°C | 13.5°C | 42 mm | 38% | 3.6 m/s | 7.3 |
| 2023 | 31.4°C | 23.9°C | 16.4°C | 36.9°C | 11.0°C | 70 mm | 50% | 3.4 m/s | 6.8 |
| 2022 | 35.4°C | 26.5°C | 17.6°C | 41.4°C | 10.1°C | 8 mm | 31% | 4.1 m/s | 7.7 |
| 2021 | 30.5°C | 23.2°C | 15.8°C | 36.2°C | 9.5°C | 69 mm | 56% | 4.3 m/s | 7.1 |
| 2020 | 33.5°C | 25.3°C | 17.0°C | 40.6°C | 9.9°C | 17 mm | 41% | 3.8 m/s | 7.7 |
| 2019 | 29.6°C | 22.3°C | 15.1°C | 35.5°C | 8.0°C | 87 mm | 56% | 4 m/s | 6.8 |
| 2018 | 35.6°C | 27.2°C | 18.8°C | 42.0°C | 11.8°C | 22 mm | 38% | 4.1 m/s | 7.6 |
| 2017 | 30.9°C | 22.7°C | 14.5°C | 38.4°C | 7.5°C | 25 mm | 39% | 4.1 m/s | 7.7 |
| 2016 | 30.3°C | 22.6°C | 15.0°C | 36.5°C | 5.9°C | 59 mm | 49% | 4 m/s | 6.9 |
| 2015 | 29.2°C | 22.0°C | 14.7°C | 33.6°C | 10.1°C | 126 mm | 57% | 4 m/s | 6.8 |
| 2014 | 31.5°C | 23.1°C | 14.6°C | 38.2°C | 6.0°C | 38 mm | 35% | 3.6 m/s | 7.7 |
| 2013 | 31.3°C | 22.9°C | 14.5°C | 39.5°C | 1.6°C | 21 mm | 37% | 4.1 m/s | 7.5 |
| 2012 | 32.2°C | 24.1°C | 16.0°C | 39.4°C | 10.3°C | 73 mm | 46% | 3.6 m/s | 7.4 |
| 2011 | 32.6°C | 23.6°C | 14.6°C | 41.0°C | 4.3°C | 6 mm | 25% | 4.1 m/s | 8.2 |
| 2010 | 31.4°C | 23.3°C | 15.2°C | 37.0°C | 7.6°C | 30 mm | 45% | 4.1 m/s | 7.2 |
| 2009 | 31.6°C | 23.9°C | 16.1°C | 40.0°C | 10.8°C | 47 mm | 47% | 3.4 m/s | 7.2 |
| 2008 | 32.1°C | 23.7°C | 15.4°C | 40.9°C | 5.5°C | 30 mm | 36% | 4 m/s | 7.3 |
| 2007 | 27.1°C | 20.6°C | 14.0°C | 33.7°C | 9.3°C | 149 mm | 66% | 3.3 m/s | 6.5 |
| 2006 | 34.1°C | 25.6°C | 17.0°C | 39.8°C | 10.4°C | 9 mm | 37% | 3.8 m/s | 7.7 |
| 2005 | 29.6°C | 22.3°C | 15.0°C | 39.0°C | 6.4°C | 70 mm | 55% | 3.5 m/s | 6.5 |
| 2004 | 32.8°C | 24.4°C | 16.0°C | 38.4°C | 7.9°C | 4 mm | 44% | 4.2 m/s | 7.8 |
| 2003 | 33.1°C | 24.5°C | 15.9°C | 41.2°C | 12.0°C | 38 mm | 36% | 3.5 m/s | 7.3 |
| 2002 | 32.8°C | 24.6°C | 16.5°C | 37.6°C | 10.7°C | 22 mm | 39% | 4.5 m/s | 7.2 |
| 2001 | 32.7°C | 24.2°C | 15.8°C | 39.7°C | 8.8°C | 37 mm | 40% | 3.8 m/s | 7.6 |
| 2000 | 35.3°C | 26.3°C | 17.3°C | 42.7°C | 10.6°C | 20 mm | 32% | 4.1 m/s | 7.5 |
| 1999 | 31.4°C | 23.2°C | 15.0°C | 37.4°C | 7.0°C | 50 mm | 44% | 3.9 m/s | 8 |
| 1998 | 35.0°C | 26.1°C | 17.2°C | 41.7°C | 12.4°C | 13 mm | 27% | 3.5 m/s | 7.7 |
| 1997 | 29.3°C | 21.7°C | 14.2°C | 35.9°C | 7.0°C | 56 mm | 53% | 3.7 m/s | 7.5 |
| 1996 🔥 | 36.8°C | 27.7°C | 18.6°C | 41.3°C | 10.3°C | 15 mm | 33% | 4.4 m/s | 7.5 |
| 1995 | 30.7°C | 22.9°C | 15.2°C | 38.0°C | 8.7°C | 99 mm | 44% | 4.5 m/s | 6.8 |
| 1994 | 30.6°C | 23.3°C | 15.9°C | 39.3°C | 6.3°C | 66 mm | 56% | 3.5 m/s | 6.9 |
| 1993 | 30.6°C | 22.2°C | 13.9°C | 36.1°C | 7.4°C | 50 mm | 44% | 3.4 m/s | 7.8 |
| 1992 ❄️ 🌧️ | 26.9°C | 20.6°C | 14.4°C | 36.6°C | 8.7°C | 190 mm | 63% | 3.4 m/s | 6.4 |
| 1991 | 33.3°C | 25.0°C | 16.7°C | 38.6°C | 8.1°C | 16 mm | 41% | 4.3 m/s | 7.4 |
| 1990 | 31.6°C | 23.2°C | 14.7°C | 39.9°C | 6.4°C | 16 mm | 36% | 4.1 m/s | 7.1 |
| 1989 | 33.5°C | 25.1°C | 16.7°C | 40.6°C | 11.4°C | 32 mm | 36% | 4 m/s | 7.4 |
| 1988 | 29.8°C | 21.8°C | 13.9°C | 38.8°C | 7.5°C | 59 mm | 44% | 4 m/s | 7.8 |
| 1987 | 27.5°C | 21.0°C | 14.5°C | 32.8°C | 9.4°C | 140 mm | 63% | 3.3 m/s | 6.7 |
| 1986 | 30.7°C | 22.8°C | 14.8°C | 37.9°C | 7.3°C | 97 mm | 42% | 3.5 m/s | 7.6 |
| 1985 | 31.4°C | 23.6°C | 15.8°C | 39.0°C | 8.0°C | 38 mm | 43% | 3.2 m/s | 7.3 |
| 1984 | 31.6°C | 23.5°C | 15.5°C | 39.1°C | 8.2°C | 63 mm | 38% | 4 m/s | 6.9 |
| 1983 | 30.0°C | 21.8°C | 13.7°C | 35.5°C | 7.9°C | 27 mm | 37% | 3.9 m/s | — |
| 1982 | 29.6°C | 22.1°C | 14.5°C | 37.0°C | 5.7°C | 90 mm | 54% | 3.9 m/s | — |
| 1981 | 29.3°C | 21.8°C | 14.2°C | 38.2°C | 6.1°C | 47 mm | 50% | 3.7 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 31.6°C with lows near 15.6°C (mean 23.6°C), based on 45 years of NASA POWER data.
May averages 52 mm of rainfall in Odessa, a relatively wet time of year. The wettest on record was 190 mm in 1992.
The hottest May reached 42.7°C in 2000. The coldest dipped to 1.6°C in 2013.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 2.1°C. Daytime highs moved from 30.4°C to 32.7°C and overnight lows from 14.7°C to 16.7°C over the same span.
May is one of the warmer months of the year in Odessa and a relatively wet time of year, so plan for around 31.6°C daytime highs and 15.6°C at night.
Not quite — May is the 8th coolest month in Odessa, averaging 23.6°C.
For May in Odessa, pack light, breathable clothing and sun protection, with typical highs of 31.6°C and lows of 15.6°C. Bring an umbrella or light rain jacket too.
Relative humidity in May averages 44% — relatively dry.
Average wind speed in May is 3.8 m/s. The windiest May on record averaged 4.5 m/s (1995).
The wettest May on record was 1992 with 190 mm. On average, May sees 52 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Odessa behaves each May, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for May specifically, along with year-by-year records and how the month has changed over the decades.
