Morgantown weather in May: Morgantown, West Virginia: normal highs, lows, rain and records for May
Morgantown in May has a normal high of 74°F and a normal low of 52°F, a daily mean of 63°F, rising from 71°F on the 1st to 77°F by the 31st. Measurable precipitation falls on 15 days in a normal May, 4.33 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 23°C and low of 11°C, 110 mm of precipitation in May.
- NOAA stationMorgantown Municipal Airport
- Station IDUSW00013736
- Location39.64°N 79.92°W
- Elevation1,240 ft (378 m)
- From the center2 miles
- Population30,490
- Jan 40° 24°
- Feb 44° 26°
- Mar 53° 33°
- Apr 65° 42°
- May 74° 52°
- Jun 81° 60°
- Jul 84° 64°
- Aug 83° 63°
- Sep 77° 56°
- Oct 66° 45°
- Nov 54° 36°
- Dec 44° 29°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Morgantown in May?
The normal high is 74°F and the normal low 52°F, for a daily mean of 62.6°F. May is 8.8°F warmer than April and 7.7°F cooler than June. May is the 5th warmest month of the year in Morgantown and the 2nd wettest. Across the month the normal high rises 6°F, from 71°F on May 1 to 77°F on May 31. From one year to the next May's mean temperature typically moves about 3.6°F either way (NOAA's standard deviation), so roughly two Mays in three average between 59°F and 66°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 49%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 71°F | 48°F | 49% | 32% |
| May 8 | 72°F | 49°F | 49% | 32% |
| May 15 | 73°F | 51°F | 48% | 31% |
| May 22 | 75°F | 53°F | 46% | 30% |
| May 31 | 77°F | 56°F | 44% | 28% |
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 | 71°F | 48°F | 49% | 32% | 13 h 50 min |
| May 2 | 71°F | 48°F | 49% | 32% | 13 h 50 min |
| May 3 | 71°F | 48°F | 49% | 32% | 14 h |
| May 4 | 71°F | 48°F | 49% | 32% | 14 h |
| May 5 | 72°F | 49°F | 49% | 32% | 14 h |
| May 6 | 72°F | 49°F | 49% | 32% | 14 h |
| May 7 | 72°F | 49°F | 49% | 32% | 14 h |
| May 8 | 72°F | 49°F | 49% | 32% | 14 h 10 min |
| May 9 | 72°F | 50°F | 49% | 32% | 14 h 10 min |
| May 10 | 72°F | 50°F | 48% | 32% | 14 h 10 min |
| May 11 | 73°F | 50°F | 48% | 32% | 14 h 10 min |
| May 12 | 73°F | 51°F | 48% | 31% | 14 h 10 min |
| May 13 | 73°F | 51°F | 48% | 31% | 14 h 20 min |
| May 14 | 73°F | 51°F | 48% | 31% | 14 h 20 min |
| May 15 | 73°F | 51°F | 48% | 31% | 14 h 20 min |
| May 16 | 74°F | 52°F | 47% | 31% | 14 h 20 min |
| May 17 | 74°F | 52°F | 47% | 31% | 14 h 20 min |
| May 18 | 74°F | 52°F | 47% | 30% | 14 h 30 min |
| May 19 | 74°F | 52°F | 47% | 30% | 14 h 30 min |
| May 20 | 74°F | 53°F | 46% | 30% | 14 h 30 min |
| May 21 | 75°F | 53°F | 46% | 30% | 14 h 30 min |
| May 22 | 75°F | 53°F | 46% | 30% | 14 h 30 min |
| May 23 | 75°F | 53°F | 46% | 29% | 14 h 30 min |
| May 24 | 75°F | 54°F | 45% | 29% | 14 h 40 min |
| May 25 | 75°F | 54°F | 45% | 29% | 14 h 40 min |
| May 26 | 76°F | 54°F | 45% | 29% | 14 h 40 min |
| May 27 | 76°F | 54°F | 45% | 29% | 14 h 40 min |
| May 28 | 76°F | 55°F | 45% | 28% | 14 h 40 min |
| May 29 | 76°F | 55°F | 44% | 28% | 14 h 40 min |
| May 30 | 77°F | 55°F | 44% | 28% | 14 h 40 min |
| May 31 | 77°F | 56°F | 44% | 28% | 14 h 40 min |
- Normal high
- 74°FMay average
- Normal low
- 52°FMay average
- Precipitation
- 4.33 inmonth total
- Days with precipitation
- 150.01 inch or more
- Days at 90°F or more
- 1
- Daylight
- 13 h 50 min to 14 h 40 minMay 1 to May 31
- Days at 70°F or more
- 21
- Days at 80°F or more
- 10
- Sunshine
- 67%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00013736; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Morgantown in May?
On a given May day the chance of 0.01 inch or more is 47% on average, highest around May 1 (49%). In all, 4.33 in falls on 15 days of a normal May, 1 of them with an inch or more.
In a normal May in Morgantown, 1 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00013736.
How humid and windy is Morgantown in May?
At 3 p.m. the normal temperature is 75°F with 51% relative humidity and a dew point of 55°F; at 6 a.m. it is 59°F with 85% humidity. The wind averages 4.5 mph, most often from the west-southwest in the afternoon.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 59°F | 55°F | 85% | 2.8 mph | – |
| 9 a.m. | 67°F | 56°F | 69% | 5.2 mph | – |
| noon | 73°F | 56°F | 55% | 6.6 mph | – |
| 3 p.m. | 75°F | 55°F | 51% | 7.0 mph | 34% |
| 6 p.m. | 73°F | 55°F | 54% | 5.6 mph | 45% |
| 9 p.m. | 66°F | 56°F | 71% | 3.3 mph | 60% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00013736. 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 Morgantown?
The warmest May temperature on Morgantown's official record (since 1874) is 95°F, on May 14, 1916; the coldest is 25°F, on May 10, 1947. The wettest May brought 9.84 in (1933); the snowiest, 1.0 inches (1923).
The May mean against the 1991-2020 normal of 62.6°F: 2021 60.6°F (−2.0), 2022 65.3°F (+2.7), 2023 60.6°F (−2.0), 2024 66.9°F (+4.3), 2025 62.4°F (−0.3), 2026 60.6°F (−2.0). 2 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 60.6°F | −2.0°F | 3.79 in |
| 2022 | 65.3°F | +2.7°F | 4.92 in |
| 2023 | 60.6°F | −2.0°F | 2.83 in |
| 2024 | 66.9°F | +4.3°F | 5.98 in |
| 2025 | 62.4°F | −0.3°F | 8.62 in |
| 2026 | 60.6°F | −2.0°F | 4.56 in |
Source: records: ACIS, NWS threaded record MGWthr; recent months: ACIS, station USW00013736. Records and recent months use complete months only.
How does May in Morgantown compare across West Virginia?
Across the 63 places PlainClimate covers in West Virginia, May normal highs run from 64°F in Davis to 79°F in Logan; Morgantown's is 74°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.