May is one of the warmer months of the year in Gainesville, with average highs near 31.5°C and lows around 18.9°C (mean 25.2°C). It is one of the drier months, averaging 75 mm of rainfall and 68% relative humidity across the period.
May is one of the warmer months of the year in Gainesville. Across 45 years of records, the warmest May in Gainesville was 2024 — when the month averaged 27.8°C — while the coldest was 2005 at 23.1°C. Typical May days reach 31.5°C with nights near 18.9°C. The long-term trend is warming, about 0.4°C per decade.
May is one of the drier months in Gainesville, averaging 75 mm of rainfall. The wettest May on record was 2018 with 246 mm, while the driest was 2000 at 14 mm.
Relative humidity in Gainesville during May averages 68%. The most humid May was 1991 at 85%, and the least humid was 1981 at 56%.
May receives about 6.5 kWh/m²/day of solar energy in Gainesville. The sunniest May was 2011 at 7.4 kWh/m²/day, and the cloudiest was 2009 at 5.6.
Average wind speed in Gainesville during May is 1.1 m/s. The windiest Mays were 2008 and 2017 at 1.4 m/s, while the calmest were 1982, 1996 and 2005 at 0.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 24.3°C | 25.0°C | 25.4°C | 25.4°C | 26.1°C | +1.8°C |
| Avg High | 30.6°C | 31.1°C | 31.8°C | 31.7°C | 32.4°C | +1.8°C |
| Avg Low | 17.9°C | 19.0°C | 18.9°C | 19.2°C | 19.8°C | +1.9°C |
| Avg Rain | 72 mm | 69 mm | 60 mm | 106 mm | 64 mm | -7 mm |
May temperatures in Gainesville have risen by about 2°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 8.9°C (1992) to a record high of 38.8°C (2019).
Rainfall in May is one of the drier months, averaging 75 mm, with a wettest year of 246 mm.
One of the best times to visit Gainesville
May is one of the best times to visit Gainesville. Expect days averaging 31.5°C and nights around 18.9°C (mean 25.2°C) — warmer than Gainesville's yearly average — with moderate rainfall (75 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 | 33.1°C | 26.8°C | 20.5°C | 38.1°C | 16.7°C | 89 mm | 66% | 1 m/s | 6.3 |
| 2024 🔥 | 34.1°C | 27.8°C | 21.5°C | 37.1°C | 18.8°C | 57 mm | 67% | 1.1 m/s | 6.3 |
| 2023 | 31.1°C | 25.1°C | 19.2°C | 36.2°C | 12.8°C | 101 mm | 70% | 1 m/s | 6.3 |
| 2022 | 32.6°C | 26.4°C | 20.1°C | 36.3°C | 13.6°C | 60 mm | 68% | 1.1 m/s | 6.7 |
| 2021 | 32.4°C | 25.6°C | 18.7°C | 36.5°C | 11.8°C | 17 mm | 62% | 1.3 m/s | 7 |
| 2020 | 31.3°C | 25.0°C | 18.6°C | 35.8°C | 10.3°C | 61 mm | 67% | 1.2 m/s | 6.7 |
| 2019 | 33.7°C | 27.2°C | 20.6°C | 38.8°C | 17.1°C | 65 mm | 66% | 1 m/s | 6.8 |
| 2018 🌧️ | 29.2°C | 24.4°C | 19.5°C | 34.8°C | 14.2°C | 246 mm | 79% | 1 m/s | 5.7 |
| 2017 | 32.9°C | 26.1°C | 19.3°C | 36.8°C | 11.8°C | 85 mm | 62% | 1.4 m/s | 6.8 |
| 2016 | 31.6°C | 25.2°C | 18.8°C | 35.4°C | 11.1°C | 89 mm | 66% | 1.1 m/s | 6.9 |
| 2015 | 32.3°C | 26.0°C | 19.6°C | 36.2°C | 11.8°C | 64 mm | 67% | 1.1 m/s | 6.9 |
| 2014 | 29.6°C | 23.9°C | 18.1°C | 34.6°C | 11.3°C | 125 mm | 76% | 1 m/s | 6.5 |
| 2013 | 29.8°C | 23.5°C | 17.3°C | 34.0°C | 10.8°C | 93 mm | 70% | 1.3 m/s | 6.5 |
| 2012 | 32.5°C | 26.3°C | 20.1°C | 37.4°C | 16.4°C | 152 mm | 66% | 1.2 m/s | 6.4 |
| 2011 | 33.0°C | 25.6°C | 18.1°C | 37.3°C | 11.2°C | 37 mm | 62% | 1.1 m/s | 7.4 |
| 2010 | 31.9°C | 26.1°C | 20.4°C | 34.6°C | 15.3°C | 103 mm | 73% | 1 m/s | 6.8 |
| 2009 | 29.3°C | 24.5°C | 19.6°C | 35.0°C | 14.9°C | 217 mm | 78% | 1.2 m/s | 5.6 |
| 2008 | 32.2°C | 25.5°C | 18.8°C | 37.6°C | 11.9°C | 25 mm | 65% | 1.4 m/s | 6.6 |
| 2007 | 31.8°C | 24.9°C | 17.9°C | 35.4°C | 12.0°C | 23 mm | 59% | 1.3 m/s | 6.5 |
| 2006 | 32.4°C | 25.4°C | 18.4°C | 36.3°C | 13.2°C | 41 mm | 63% | 1.2 m/s | 7 |
| 2005 ❄️ | 28.7°C | 23.1°C | 17.5°C | 32.2°C | 12.9°C | 123 mm | 76% | 0.9 m/s | 6.3 |
| 2004 | 32.6°C | 26.1°C | 19.5°C | 36.9°C | 12.2°C | 47 mm | 64% | 1.1 m/s | 6.9 |
| 2003 | 31.4°C | 25.9°C | 20.3°C | 35.2°C | 16.4°C | 53 mm | 73% | 1.1 m/s | 6.5 |
| 2002 | 33.2°C | 26.2°C | 19.2°C | 37.3°C | 12.6°C | 42 mm | 62% | 1.3 m/s | 6.7 |
| 2001 | 32.6°C | 25.4°C | 18.2°C | 36.2°C | 14.6°C | 19 mm | 62% | 1.3 m/s | 6.7 |
| 2000 | 34.2°C | 26.7°C | 19.2°C | 37.4°C | 12.9°C | 14 mm | 60% | 1.3 m/s | 7 |
| 1999 | 31.6°C | 24.9°C | 18.3°C | 34.2°C | 9.9°C | 66 mm | 65% | 1.2 m/s | 6.5 |
| 1998 | 30.9°C | 25.2°C | 19.5°C | 35.8°C | 14.9°C | 30 mm | 74% | 1.1 m/s | 6.6 |
| 1997 | 28.6°C | 23.4°C | 18.3°C | 32.6°C | 9.7°C | 87 mm | 76% | 1.1 m/s | 6.4 |
| 1996 | 32.3°C | 25.8°C | 19.4°C | 36.8°C | 9.8°C | 56 mm | 67% | 0.9 m/s | 6.7 |
| 1995 | 32.7°C | 26.6°C | 20.4°C | 35.4°C | 15.7°C | 82 mm | 68% | 1.2 m/s | 6.6 |
| 1994 | 30.8°C | 24.8°C | 18.9°C | 34.5°C | 12.3°C | 60 mm | 68% | 1.1 m/s | 6.8 |
| 1993 | 31.0°C | 24.4°C | 17.9°C | 34.4°C | 13.6°C | 64 mm | 65% | 1.2 m/s | 6.2 |
| 1992 | 30.6°C | 23.8°C | 16.9°C | 34.7°C | 8.9°C | 42 mm | 66% | 1.2 m/s | 6.6 |
| 1991 | 29.1°C | 25.1°C | 21.1°C | 33.2°C | 18.3°C | 167 mm | 85% | 1 m/s | 5.7 |
| 1990 | 33.0°C | 26.3°C | 19.6°C | 37.9°C | 14.1°C | 40 mm | 64% | 1.2 m/s | 6.5 |
| 1989 | 32.0°C | 25.1°C | 18.2°C | 38.5°C | 10.9°C | 54 mm | 62% | 1.3 m/s | 6.6 |
| 1988 | 29.9°C | 23.2°C | 16.4°C | 34.6°C | 11.2°C | 60 mm | 66% | 1.2 m/s | 6.4 |
| 1987 | 28.7°C | 23.5°C | 18.2°C | 32.8°C | 13.9°C | 98 mm | 80% | 1 m/s | 6.3 |
| 1986 | 32.0°C | 25.1°C | 18.2°C | 37.0°C | 13.7°C | 57 mm | 62% | 1 m/s | 6.5 |
| 1985 | 32.1°C | 25.5°C | 18.9°C | 36.6°C | 14.4°C | 50 mm | 62% | 1.1 m/s | 6.6 |
| 1984 | 28.9°C | 23.6°C | 18.3°C | 33.0°C | 11.0°C | 131 mm | 74% | 1.1 m/s | 5.9 |
| 1983 | 29.0°C | 23.3°C | 17.6°C | 32.6°C | 11.2°C | 49 mm | 74% | 1.1 m/s | — |
| 1982 | 29.6°C | 23.7°C | 17.7°C | 34.0°C | 13.0°C | 109 mm | 72% | 0.9 m/s | — |
| 1981 | 33.1°C | 25.4°C | 17.6°C | 38.3°C | 12.7°C | 35 mm | 56% | 1.2 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 31.5°C with lows near 18.9°C (mean 25.2°C), based on 45 years of NASA POWER data.
May averages 75 mm of rainfall in Gainesville, one of the drier months. The wettest on record was 246 mm in 2018.
The hottest May reached 38.8°C in 2019. The coldest dipped to 8.9°C in 1992.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 2°C. Daytime highs moved from 30.5°C to 32.7°C and overnight lows from 18°C to 20°C over the same span.
May is one of the warmer months of the year in Gainesville and one of the drier months, so plan for around 31.5°C daytime highs and 18.9°C at night.
Not quite — May is the 8th coolest month in Gainesville, averaging 25.2°C.
For May in Gainesville, pack light, breathable clothing and sun protection, with typical highs of 31.5°C and lows of 18.9°C. Bring an umbrella or light rain jacket too.
Relative humidity in May averages 68% — moderately humid.
Average wind speed in May is 1.1 m/s. The windiest May on record averaged 1.4 m/s (2008).
The wettest May on record was 2018 with 246 mm. On average, May sees 75 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 Gainesville 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.
