Muscle Shoals weather in May: Muscle Shoals, Alabama: normal highs, lows, rain and records for May
Muscle Shoals in May has a normal high of 82°F and a normal low of 61°F, a daily mean of 71°F, rising from 78°F on the 1st to 86°F by the 31st. Measurable precipitation falls on 11 days in a normal May, 4.55 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 28°C and low of 16°C, 116 mm of precipitation in May.
- NOAA stationMuscle Shoals Airport
- Station IDUSW00013896
- Location34.74°N 87.60°W
- Elevation540 ft (165 m)
- Population17,409
- Jan 52° 34°
- Feb 57° 37°
- Mar 65° 44°
- Apr 74° 52°
- May 82° 61°
- Jun 89° 68°
- Jul 92° 71°
- Aug 91° 70°
- Sep 86° 63°
- Oct 76° 52°
- Nov 64° 41°
- Dec 55° 36°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Muscle Shoals in May?
The normal high is 82°F and the normal low 61°F, for a daily mean of 71.3°F. May is 8.4°F warmer than April and 7.1°F cooler than June. May is the 5th warmest month of the year in Muscle Shoals and the 8th wettest. Across the month the normal high rises 8°F, from 78°F on May 1 to 86°F on May 31. From one year to the next May's mean temperature typically moves about 2.3°F either way (NOAA's standard deviation), so roughly two Mays in three average between 69°F and 74°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 36%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 78°F | 56°F | 36% | 24% |
| May 8 | 80°F | 58°F | 36% | 23% |
| May 15 | 82°F | 60°F | 36% | 23% |
| May 22 | 84°F | 62°F | 35% | 22% |
| May 31 | 86°F | 65°F | 35% | 22% |
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 | 78°F | 56°F | 36% | 24% | 13 h 30 min |
| May 2 | 79°F | 57°F | 36% | 24% | 13 h 40 min |
| May 3 | 79°F | 57°F | 36% | 24% | 13 h 40 min |
| May 4 | 79°F | 57°F | 36% | 24% | 13 h 40 min |
| May 5 | 79°F | 58°F | 36% | 24% | 13 h 40 min |
| May 6 | 80°F | 58°F | 36% | 24% | 13 h 40 min |
| May 7 | 80°F | 58°F | 36% | 24% | 13 h 40 min |
| May 8 | 80°F | 58°F | 36% | 23% | 13 h 50 min |
| May 9 | 80°F | 59°F | 36% | 23% | 13 h 50 min |
| May 10 | 81°F | 59°F | 36% | 23% | 13 h 50 min |
| May 11 | 81°F | 59°F | 36% | 23% | 13 h 50 min |
| May 12 | 81°F | 60°F | 36% | 23% | 13 h 50 min |
| May 13 | 81°F | 60°F | 36% | 23% | 13 h 50 min |
| May 14 | 82°F | 60°F | 36% | 23% | 14 h |
| May 15 | 82°F | 60°F | 36% | 23% | 14 h |
| May 16 | 82°F | 61°F | 36% | 22% | 14 h |
| May 17 | 82°F | 61°F | 36% | 22% | 14 h |
| May 18 | 83°F | 61°F | 35% | 22% | 14 h |
| May 19 | 83°F | 62°F | 35% | 22% | 14 h |
| May 20 | 83°F | 62°F | 35% | 22% | 14 h |
| May 21 | 83°F | 62°F | 35% | 22% | 14 h 10 min |
| May 22 | 84°F | 62°F | 35% | 22% | 14 h 10 min |
| May 23 | 84°F | 63°F | 35% | 22% | 14 h 10 min |
| May 24 | 84°F | 63°F | 35% | 22% | 14 h 10 min |
| May 25 | 84°F | 63°F | 35% | 22% | 14 h 10 min |
| May 26 | 85°F | 63°F | 35% | 22% | 14 h 10 min |
| May 27 | 85°F | 64°F | 35% | 22% | 14 h 10 min |
| May 28 | 85°F | 64°F | 35% | 22% | 14 h 10 min |
| May 29 | 85°F | 64°F | 35% | 22% | 14 h 20 min |
| May 30 | 86°F | 64°F | 35% | 22% | 14 h 20 min |
| May 31 | 86°F | 65°F | 35% | 22% | 14 h 20 min |
- Normal high
- 82°FMay average
- Normal low
- 61°FMay average
- Precipitation
- 4.55 inmonth total
- Days with precipitation
- 110.01 inch or more
- Days at 90°F or more
- 4
- Daylight
- 13 h 30 min to 14 h 20 minMay 1 to May 31
- Days at 70°F or more
- 29
- Days at 80°F or more
- 20
- Sunshine
- 77%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00013896; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Muscle Shoals in May?
On a given May day the chance of 0.01 inch or more is 36% on average, highest around May 3 (36%). In all, 4.55 in falls on 11 days of a normal May, 1 of them with an inch or more.
In a normal May in Muscle Shoals, 4 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00013896.
How humid and windy is Muscle Shoals in May?
At 3 p.m. the normal temperature is 83°F with 51% relative humidity and a dew point of 63°F; at 6 a.m. it is 68°F with 86% humidity. The wind averages 5.3 mph, most often from the southwest in the afternoon.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 68°F | 64°F | 86% | 3.5 mph | 66% |
| 9 a.m. | 76°F | 64°F | 66% | 6.9 mph | 59% |
| noon | 82°F | 63°F | 54% | 7.9 mph | 58% |
| 3 p.m. | 83°F | 63°F | 51% | 8.0 mph | 57% |
| 6 p.m. | 79°F | 64°F | 59% | 6.4 mph | 74% |
| 9 p.m. | 72°F | 65°F | 78% | 3.8 mph | 76% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00013896. 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 Muscle Shoals?
The warmest May temperature on Muscle Shoals's official record (since 1893) is 99°F, on May 29, 1941; the coldest is 32°F, on May 2, 1909. The wettest May brought 11.86 in (1983).
The May mean against the 1991-2020 normal of 71.3°F: 2021 68.9°F (−2.4), 2022 72.4°F (+1.1), 2023 70.4°F (−0.9), 2024 74.2°F (+2.9), 2025 71.2°F (−0.1), 2026 70.6°F (−0.7). 2 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 68.9°F | −2.4°F | 3.11 in |
| 2022 | 72.4°F | +1.1°F | 3.64 in |
| 2023 | 70.4°F | −0.9°F | 2.45 in |
| 2024 | 74.2°F | +2.9°F | 4.17 in |
| 2025 | 71.2°F | −0.1°F | 7.58 in |
| 2026 | 70.6°F | −0.7°F | 6.67 in |
Source: records: ACIS, NWS threaded record MSLthr; recent months: ACIS, station USW00013896. Records and recent months use complete months only.
How does May in Muscle Shoals 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; Muscle Shoals's is 82°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.