May is one of the warmer months of the year in Mobile, with average highs near 27.2°C and lows around 21°C (mean 24.1°C). It is about average for rainfall, averaging 130 mm of rainfall and 78% relative humidity across the period.
May is one of the warmer months of the year in Mobile. Across 45 years of records, the warmest Mays in Mobile were 2000, 2018 and 2024 — when the month averaged 25.8°C — while the coldest was 2013 at 22.1°C. Typical May days reach 27.2°C with nights near 21°C. The long-term trend is warming, about 0.3°C per decade.
May is about average for rainfall in Mobile, averaging 130 mm of rainfall. The wettest May on record was 1991 with 368 mm, while the driest was 1988 at 18 mm.
Relative humidity in Mobile during May averages 78%. The most humid May was 1991 at 89%, and the least humid was 2011 at 70%.
May receives about 6.4 kWh/m²/day of solar energy in Mobile. The sunniest May was 2011 at 7.3 kWh/m²/day, and the cloudiest was 1991 at 4.9.
Average wind speed in Mobile during May is 2.6 m/s. The windiest Mays were 1981, 2000 and 2009 at 3.1 m/s, while the calmest was 2023 at 2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 23.6°C | 23.7°C | 24.3°C | 24.3°C | 24.5°C | +0.9°C |
| Avg High | 26.9°C | 26.7°C | 27.6°C | 27.4°C | 27.6°C | +0.7°C |
| Avg Low | 20.4°C | 20.8°C | 21.1°C | 21.1°C | 21.5°C | +1.1°C |
| Avg Rain | 108 mm | 158 mm | 90 mm | 139 mm | 167 mm | +59 mm |
May temperatures in Mobile have risen by about 1.2°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 10.3°C (2013) to a record high of 35.3°C (2012).
Rainfall in May is about average for rainfall, averaging 130 mm, with a wettest year of 368 mm.
One of the best times to visit Mobile
May is one of the best times to visit Mobile. Expect days averaging 27.2°C and nights around 21°C (mean 24.1°C) — warmer than Mobile's yearly average — with higher rainfall (130 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 | 27.5°C | 25.0°C | 22.5°C | 31.2°C | 16.6°C | 248 mm | 80% | 2.5 m/s | 6 |
| 2024 | 28.8°C | 25.8°C | 22.8°C | 33.0°C | 20.1°C | 181 mm | 81% | 2.6 m/s | 6 |
| 2023 | 27.7°C | 24.3°C | 21.0°C | 32.0°C | 15.2°C | 105 mm | 78% | 2 m/s | 6.2 |
| 2022 | 28.7°C | 25.7°C | 22.6°C | 31.4°C | 18.6°C | 205 mm | 78% | 2.6 m/s | 6.6 |
| 2021 | 26.0°C | 23.1°C | 20.3°C | 28.3°C | 16.3°C | 170 mm | 80% | 2.9 m/s | 6 |
| 2020 | 26.6°C | 23.3°C | 20.0°C | 30.8°C | 13.5°C | 93 mm | 77% | 2.8 m/s | 6.6 |
| 2019 | 28.2°C | 25.2°C | 22.2°C | 32.6°C | 17.1°C | 99 mm | 80% | 2.5 m/s | 6.7 |
| 2018 | 29.0°C | 25.8°C | 22.5°C | 33.0°C | 18.1°C | 113 mm | 75% | 2.1 m/s | 6.7 |
| 2017 | 26.7°C | 23.5°C | 20.4°C | 29.1°C | 13.0°C | 226 mm | 78% | 2.8 m/s | 6.2 |
| 2016 | 26.8°C | 23.8°C | 20.8°C | 30.8°C | 13.6°C | 93 mm | 77% | 2.5 m/s | 6.4 |
| 2015 | 27.5°C | 24.6°C | 21.8°C | 30.8°C | 13.4°C | 131 mm | 80% | 2.3 m/s | 6.4 |
| 2014 | 26.1°C | 23.2°C | 20.2°C | 30.1°C | 13.3°C | 204 mm | 80% | 2.6 m/s | 6.5 |
| 2013 ❄️ | 25.2°C | 22.1°C | 19.0°C | 29.2°C | 10.3°C | 159 mm | 79% | 2.9 m/s | 6.3 |
| 2012 | 29.0°C | 25.6°C | 22.1°C | 35.3°C | 18.2°C | 115 mm | 73% | 2.1 m/s | 6.7 |
| 2011 | 28.1°C | 24.1°C | 20.2°C | 34.0°C | 13.1°C | 25 mm | 70% | 3 m/s | 7.3 |
| 2010 | 27.8°C | 25.0°C | 22.2°C | 33.1°C | 15.6°C | 227 mm | 82% | 2.5 m/s | 6.3 |
| 2009 | 26.3°C | 23.9°C | 21.5°C | 29.9°C | 14.3°C | 174 mm | 84% | 3.1 m/s | 6 |
| 2008 | 26.8°C | 23.7°C | 20.7°C | 30.8°C | 15.2°C | 126 mm | 79% | 2.9 m/s | 6.4 |
| 2007 | 27.8°C | 24.0°C | 20.3°C | 31.1°C | 15.4°C | 62 mm | 71% | 2.7 m/s | 6.4 |
| 2006 | 28.2°C | 24.7°C | 21.2°C | 33.2°C | 15.4°C | 65 mm | 72% | 2.7 m/s | 6.9 |
| 2005 | 26.1°C | 23.0°C | 19.9°C | 31.0°C | 12.1°C | 91 mm | 78% | 2.4 m/s | 6.7 |
| 2004 | 27.3°C | 24.2°C | 21.1°C | 30.4°C | 12.3°C | 88 mm | 79% | 2.7 m/s | 6.6 |
| 2003 | 27.7°C | 25.2°C | 22.6°C | 29.8°C | 17.8°C | 143 mm | 83% | 2.9 m/s | 6 |
| 2002 | 28.4°C | 24.7°C | 21.0°C | 31.4°C | 14.0°C | 83 mm | 71% | 3 m/s | 7 |
| 2001 | 27.6°C | 24.0°C | 20.5°C | 30.3°C | 16.3°C | 44 mm | 73% | 2.6 m/s | 6.9 |
| 2000 🔥 | 29.3°C | 25.8°C | 22.4°C | 33.0°C | 17.4°C | 26 mm | 71% | 3.1 m/s | 6.9 |
| 1999 | 27.9°C | 24.4°C | 20.9°C | 30.4°C | 13.3°C | 111 mm | 71% | 2.5 m/s | 6.6 |
| 1998 | 28.0°C | 24.9°C | 21.7°C | 32.3°C | 15.1°C | 64 mm | 80% | 2.4 m/s | 6.9 |
| 1997 | 25.4°C | 22.6°C | 19.9°C | 28.7°C | 13.5°C | 208 mm | 82% | 2.4 m/s | 6 |
| 1996 | 27.7°C | 24.7°C | 21.8°C | 32.2°C | 14.2°C | 46 mm | 79% | 2.3 m/s | 6.8 |
| 1995 | 27.2°C | 24.4°C | 21.6°C | 29.8°C | 14.6°C | 294 mm | 83% | 2.6 m/s | 6.1 |
| 1994 | 26.7°C | 23.6°C | 20.6°C | 28.9°C | 16.0°C | 114 mm | 77% | 2.4 m/s | 6.4 |
| 1993 | 25.5°C | 22.6°C | 19.6°C | 28.7°C | 15.2°C | 146 mm | 80% | 2.6 m/s | 6.5 |
| 1992 | 26.2°C | 22.6°C | 19.0°C | 29.8°C | 11.6°C | 55 mm | 76% | 2.4 m/s | 6.8 |
| 1991 🌧️ | 26.4°C | 24.5°C | 22.6°C | 28.9°C | 17.1°C | 368 mm | 89% | 2.8 m/s | 4.9 |
| 1990 | 26.1°C | 23.1°C | 20.1°C | 29.0°C | 14.3°C | 170 mm | 82% | 2.8 m/s | 6.1 |
| 1989 | 27.1°C | 23.8°C | 20.6°C | 31.4°C | 14.2°C | 162 mm | 76% | 2.8 m/s | 6.5 |
| 1988 | 26.9°C | 23.1°C | 19.2°C | 30.7°C | 14.2°C | 18 mm | 71% | 2.5 m/s | 6.7 |
| 1987 | 26.9°C | 24.5°C | 22.0°C | 29.9°C | 19.4°C | 228 mm | 82% | 2.2 m/s | 5.9 |
| 1986 | 26.6°C | 23.4°C | 20.2°C | 29.8°C | 12.8°C | 98 mm | 79% | 2.4 m/s | 6.2 |
| 1985 | 27.7°C | 24.3°C | 20.9°C | 30.9°C | 16.7°C | 69 mm | 73% | 2.6 m/s | 6.5 |
| 1984 | 26.4°C | 23.1°C | 19.9°C | 29.6°C | 13.0°C | 103 mm | 78% | 2.7 m/s | 6 |
| 1983 | 25.8°C | 22.9°C | 19.9°C | 28.8°C | 14.3°C | 87 mm | 80% | 2.9 m/s | — |
| 1982 | 27.2°C | 24.2°C | 21.2°C | 30.2°C | 15.2°C | 70 mm | 76% | 2.3 m/s | — |
| 1981 | 27.3°C | 23.5°C | 19.6°C | 30.5°C | 14.8°C | 141 mm | 70% | 3.1 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 27.2°C with lows near 21°C (mean 24.1°C), based on 45 years of NASA POWER data.
May averages 130 mm of rainfall in Mobile, about average for rainfall. The wettest on record was 368 mm in 1991.
The hottest May reached 35.3°C in 2012. The coldest dipped to 10.3°C in 2013.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 1.2°C. Daytime highs moved from 26.9°C to 27.7°C and overnight lows from 20.3°C to 21.8°C over the same span.
May is one of the warmer months of the year in Mobile and about average for rainfall, so plan for around 27.2°C daytime highs and 21°C at night.
Not quite — May is the 8th coolest month in Mobile, averaging 24.1°C.
For May in Mobile, pack light layers you can adjust through the day, with typical highs of 27.2°C and lows of 21°C. Bring an umbrella or light rain jacket too.
Relative humidity in May averages 78% — quite humid.
Average wind speed in May is 2.6 m/s. The windiest May on record averaged 3.1 m/s (1981).
The wettest May on record was 1991 with 368 mm. On average, May sees 130 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 Mobile 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.
