Mobile weather in May: Mobile, Alabama: normal highs, lows, rain and records for May
Mobile in May has a normal high of 85°F and a normal low of 64°F, a daily mean of 74°F, rising from 81°F on the 1st to 88°F by the 31st. Measurable precipitation falls on 8 days in a normal May, 5.39 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 29°C and low of 18°C, 137 mm of precipitation in May.
- NOAA stationMobile Regional Airport
- Station IDUSW00013894
- Location30.68°N 88.24°W
- Elevation208 ft (63 m)
- From the center8 miles
- Population201,367
- Jan 62° 41°
- Feb 66° 44°
- Mar 72° 50°
- Apr 78° 56°
- May 85° 64°
- Jun 89° 71°
- Jul 91° 73°
- Aug 91° 73°
- Sep 88° 69°
- Oct 80° 58°
- Nov 70° 48°
- Dec 64° 43°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Mobile in May?
The normal high is 85°F and the normal low 64°F, for a daily mean of 74.4°F. May is 7.5°F warmer than April and 5.7°F cooler than June. May is the 5th warmest month of the year in Mobile and the 8th wettest. Across the month the normal high rises 7°F, from 81°F on May 1 to 88°F on May 31. From one year to the next May's mean temperature typically moves about 1.8°F either way (NOAA's standard deviation), so roughly two Mays in three average between 73°F and 76°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 34%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 81°F | 60°F | 24% | 17% |
| May 8 | 83°F | 62°F | 24% | 17% |
| May 15 | 85°F | 64°F | 26% | 19% |
| May 22 | 86°F | 66°F | 29% | 21% |
| May 31 | 88°F | 68°F | 34% | 25% |
Every day of May: normal high, low and chance of precipitation (warmest afternoon May 31, coldest night May 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| May 1 | 81°F | 60°F | 24% | 17% | 13 h 20 min |
| May 2 | 82°F | 60°F | 24% | 17% | 13 h 20 min |
| May 3 | 82°F | 60°F | 24% | 17% | 13 h 20 min |
| May 4 | 82°F | 61°F | 24% | 17% | 13 h 30 min |
| May 5 | 82°F | 61°F | 24% | 17% | 13 h 30 min |
| May 6 | 83°F | 61°F | 24% | 17% | 13 h 30 min |
| May 7 | 83°F | 61°F | 24% | 17% | 13 h 30 min |
| May 8 | 83°F | 62°F | 24% | 17% | 13 h 30 min |
| May 9 | 83°F | 62°F | 24% | 18% | 13 h 30 min |
| May 10 | 84°F | 62°F | 25% | 18% | 13 h 30 min |
| May 11 | 84°F | 62°F | 25% | 18% | 13 h 40 min |
| May 12 | 84°F | 63°F | 25% | 18% | 13 h 40 min |
| May 13 | 84°F | 63°F | 25% | 19% | 13 h 40 min |
| May 14 | 85°F | 63°F | 26% | 19% | 13 h 40 min |
| May 15 | 85°F | 64°F | 26% | 19% | 13 h 40 min |
| May 16 | 85°F | 64°F | 26% | 19% | 13 h 40 min |
| May 17 | 85°F | 64°F | 27% | 20% | 13 h 40 min |
| May 18 | 86°F | 64°F | 27% | 20% | 13 h 40 min |
| May 19 | 86°F | 65°F | 28% | 20% | 13 h 50 min |
| May 20 | 86°F | 65°F | 28% | 21% | 13 h 50 min |
| May 21 | 86°F | 65°F | 29% | 21% | 13 h 50 min |
| May 22 | 86°F | 66°F | 29% | 21% | 13 h 50 min |
| May 23 | 87°F | 66°F | 30% | 22% | 13 h 50 min |
| May 24 | 87°F | 66°F | 30% | 22% | 13 h 50 min |
| May 25 | 87°F | 66°F | 31% | 23% | 13 h 50 min |
| May 26 | 87°F | 67°F | 31% | 23% | 13 h 50 min |
| May 27 | 87°F | 67°F | 32% | 23% | 13 h 50 min |
| May 28 | 87°F | 67°F | 33% | 24% | 14 h |
| May 29 | 88°F | 67°F | 33% | 24% | 14 h |
| May 30 | 88°F | 68°F | 34% | 25% | 14 h |
| May 31 | 88°F | 68°F | 34% | 25% | 14 h |
- Normal high
- 85°FMay average
- Normal low
- 64°FMay average
- Precipitation
- 5.39 inmonth total
- Days with precipitation
- 80.01 inch or more
- Days at 90°F or more
- 5
- Daylight
- 13 h 20 min to 14 hMay 1 to May 31
- Days at 70°F or more
- 31
- Days at 80°F or more
- 27
- Sunshine
- 84%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00013894; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Mobile in May?
On a given May day the chance of 0.01 inch or more is 27% on average, highest around May 31 (34%). In all, 5.39 in falls on 8 days of a normal May, 2 of them with an inch or more.
In a normal May in Mobile, 5 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00013894.
How humid and windy is Mobile in May?
At 3 p.m. the normal temperature is 85°F with 56% relative humidity and a dew point of 67°F; at 6 a.m. it is 72°F with 89% humidity. The wind averages 6.6 mph, most often from the south in the afternoon. A dew point of 65°F or more feels muggy to most people.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 72°F | 69°F | 89% | 4.3 mph | 45% |
| 9 a.m. | 81°F | 69°F | 67% | 7.7 mph | – |
| noon | 85°F | 67°F | 56% | 8.9 mph | 23% |
| 3 p.m. | 85°F | 67°F | 56% | 10.1 mph | 35% |
| 6 p.m. | 80°F | 68°F | 67% | 8.4 mph | 45% |
| 9 p.m. | 74°F | 69°F | 84% | 4.9 mph | 62% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00013894. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for May in Mobile?
The warmest May temperature on Mobile's official record (since 1872) is 100°F, on May 31, 1951; the coldest is 43°F, on May 13, 1960. The wettest May brought 17.99 in (2026).
The May mean against the 1991-2020 normal of 74.4°F: 2021 71.8°F (−2.6), 2022 77.8°F (+3.4), 2023 75.6°F (+1.2), 2024 78.5°F (+4.1), 2025 75.2°F (+0.8), 2026 73.1°F (−1.3). 4 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 71.8°F | −2.6°F | 5.95 in |
| 2022 | 77.8°F | +3.4°F | 7.26 in |
| 2023 | 75.6°F | +1.2°F | 4.66 in |
| 2024 | 78.5°F | +4.1°F | 10.28 in |
| 2025 | 75.2°F | +0.8°F | 10.23 in |
| 2026 | 73.1°F | −1.3°F | 17.99 in |
Source: records: ACIS, NWS threaded record MOBthr; recent months: ACIS, station USW00013894. Records and recent months use complete months only.
How does May in Mobile compare across Alabama?
Across the 80 places PlainClimate covers in Alabama, May normal highs run from 78°F in Valley Head to 88°F in Andalusia; Mobile's is 85°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.