Huntsville weather in May: Huntsville, Texas: normal highs, lows, rain and records for May
Huntsville in May has a normal high of 86°F and a normal low of 66°F, a daily mean of 76°F, rising from 82°F on the 1st to 90°F by the 31st. Measurable precipitation falls on 8 days in a normal May, 4.03 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 30°C and low of 19°C, 102 mm of precipitation in May.
- NOAA stationHuntsville Municipal Airport
- Station IDUSW00053903
- Location30.74°N 95.59°W
- Elevation366 ft (112 m)
- From the center4 miles
- Population49,500
- Jan 61° 41°
- Feb 65° 45°
- Mar 72° 51°
- Apr 79° 58°
- May 86° 66°
- Jun 92° 73°
- Jul 94° 75°
- Aug 95° 74°
- Sep 90° 69°
- Oct 81° 59°
- Nov 70° 49°
- Dec 62° 43°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Huntsville in May?
The normal high is 86°F and the normal low 66°F, for a daily mean of 76.1°F. May is 7.9°F warmer than April and 6.1°F cooler than June. May is the 5th warmest month of the year in Huntsville and the 5th wettest. Across the month the normal high rises 8°F, from 82°F on May 1 to 90°F on May 31. From one year to the next May's mean temperature typically moves about 1.7°F either way (NOAA's standard deviation), so roughly two Mays in three average between 74°F and 78°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 28%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 82°F | 61°F | 24% | 15% |
| May 8 | 84°F | 64°F | 25% | 16% |
| May 15 | 86°F | 66°F | 26% | 16% |
| May 22 | 88°F | 68°F | 26% | 17% |
| May 31 | 90°F | 71°F | 28% | 18% |
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 | 82°F | 61°F | 24% | 15% | 13 h 20 min |
| May 2 | 82°F | 62°F | 24% | 15% | 13 h 20 min |
| May 3 | 83°F | 62°F | 24% | 15% | 13 h 20 min |
| May 4 | 83°F | 62°F | 24% | 15% | 13 h 30 min |
| May 5 | 83°F | 63°F | 24% | 15% | 13 h 30 min |
| May 6 | 83°F | 63°F | 25% | 15% | 13 h 30 min |
| May 7 | 84°F | 63°F | 25% | 16% | 13 h 30 min |
| May 8 | 84°F | 64°F | 25% | 16% | 13 h 30 min |
| May 9 | 84°F | 64°F | 25% | 16% | 13 h 30 min |
| May 10 | 84°F | 64°F | 25% | 16% | 13 h 30 min |
| May 11 | 85°F | 65°F | 25% | 16% | 13 h 40 min |
| May 12 | 85°F | 65°F | 25% | 16% | 13 h 40 min |
| May 13 | 85°F | 65°F | 26% | 16% | 13 h 40 min |
| May 14 | 86°F | 66°F | 26% | 16% | 13 h 40 min |
| May 15 | 86°F | 66°F | 26% | 16% | 13 h 40 min |
| May 16 | 86°F | 66°F | 26% | 16% | 13 h 40 min |
| May 17 | 86°F | 67°F | 26% | 16% | 13 h 40 min |
| May 18 | 87°F | 67°F | 26% | 16% | 13 h 40 min |
| May 19 | 87°F | 67°F | 26% | 17% | 13 h 50 min |
| May 20 | 87°F | 68°F | 26% | 17% | 13 h 50 min |
| May 21 | 87°F | 68°F | 26% | 17% | 13 h 50 min |
| May 22 | 88°F | 68°F | 26% | 17% | 13 h 50 min |
| May 23 | 88°F | 69°F | 27% | 17% | 13 h 50 min |
| May 24 | 88°F | 69°F | 27% | 17% | 13 h 50 min |
| May 25 | 89°F | 69°F | 27% | 17% | 13 h 50 min |
| May 26 | 89°F | 69°F | 27% | 17% | 13 h 50 min |
| May 27 | 89°F | 70°F | 27% | 17% | 14 h |
| May 28 | 89°F | 70°F | 27% | 17% | 14 h |
| May 29 | 89°F | 70°F | 28% | 17% | 14 h |
| May 30 | 90°F | 70°F | 28% | 18% | 14 h |
| May 31 | 90°F | 71°F | 28% | 18% | 14 h |
- Normal high
- 86°FMay average
- Normal low
- 66°FMay average
- Precipitation
- 4.03 inmonth total
- Days with precipitation
- 80.01 inch or more
- Days at 90°F or more
- 10
- 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
- 77%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00053903; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Huntsville in May?
On a given May day the chance of 0.01 inch or more is 26% on average, highest around May 31 (28%). In all, 4.03 in falls on 8 days of a normal May, 1 of them with an inch or more.
In a normal May in Huntsville, 10 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00053903.
What are the records for May in Huntsville?
The warmest May temperature on this station's record (since 1997) is 99°F, on May 22, 2005; the coldest is 42°F, on May 4, 2013. The wettest May brought 23.32 in (2024).
The May mean against the 1991-2020 normal of 76.1°F: 2021 75.4°F (−0.7), 2022 81.5°F (+5.4), 2023 77.0°F (+0.9), 2024 78.4°F (+2.3), 2025 77.2°F (+1.1), 2026 74.9°F (−1.2). 4 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 75.4°F | −0.7°F | 6.19 in |
| 2022 | 81.5°F | +5.4°F | 4.78 in |
| 2023 | 77.0°F | +0.9°F | 3.61 in |
| 2024 | 78.4°F | +2.3°F | 23.32 in |
| 2025 | 77.2°F | +1.1°F | 6.47 in |
| 2026 | 74.9°F | −1.2°F | 5.96 in |
Source: records: ACIS, station USW00053903; recent months: ACIS, station USW00053903. Records and recent months use complete months only.
How does May in Huntsville compare across Texas?
Across the 321 places PlainClimate covers in Texas, May normal highs run from 78°F in Hartley to 98°F in Terlingua; Huntsville's is 86°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.