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Monongalia County (Morgantown)
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United States weather

Weather in Monongalia County, West Virginia for May 2026

Your guide to Monongalia County weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in Monongalia County at the beginning of May is 21 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16.4 °F by the end of May.

    • Rain 🌧️

  • Monongalia County experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 265.7 mm.

    • More

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Average dry days
10
Dry days
Average rainy days
21
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/11°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Monongalia County Weather May

Move between months or click on a day
April
June
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Heavy rain at times
26°
2
Patchy rain possible
23°
3
Moderate or heavy rain shower
21°
4
Moderate or heavy rain shower
20°
5
Patchy rain possible
21°
6
Moderate rain at times
17°
7
Patchy rain possible
19°
8
Moderate rain at times
20°
9
Heavy rain at times
13°
10
Partly cloudy
20°
11
Sunny
23°
12
Patchy rain possible
23°
13
Moderate or heavy rain shower
22°
14
Patchy rain possible
23°
15
Partly cloudy
27°
16
Moderate or heavy rain shower
26°
17
Moderate rain at times
24°
18
Cloudy
21°
19
Patchy rain possible
18°
20
Overcast
19°
21
Moderate or heavy rain shower
22°
22
Heavy rain at times
14°
23
Patchy rain possible
13°
24
Cloudy
16°
25
Overcast
17°
26
Fog
19°
27
Moderate or heavy rain shower
15°
28
Overcast
13°
29
Fog
20°
30
Moderate or heavy rain shower
15°
31
Light rain shower
16°

Temperatures trend during May in Monongalia County

See the weather trend as well as the moving average line

May weather in Monongalia County day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
May 1 Heavy rain at times
Heavy rain at times
 26° /14° 9.9 mm 5
May 2 Patchy rain possible
Patchy rain possible
 23° /16° 2.6 mm 5
May 3 Moderate or heavy rain shower
Moderate or heavy rain shower
 21° /15° 8.4 mm 2
May 4 Moderate or heavy rain shower
Moderate or heavy rain shower
 20° /14° 14.8 mm 2
May 5 Patchy rain possible
Patchy rain possible
 21° /11° 7.4 mm 3
May 6 Moderate rain at times
Moderate rain at times
 17° /10° 14.2 mm 2
May 7 Patchy rain possible
Patchy rain possible
 19° /11° 2.1 mm 2
May 8 Moderate rain at times
Moderate rain at times
 20° /10° 3.2 mm 4
May 9 Heavy rain at times
Heavy rain at times
 13° /6° 4.2 mm 4
May 10 Partly cloudy
Partly cloudy
 20° /4° 0 mm 10
May 11 Sunny
Sunny
 23° /10° 0 mm 10
May 12 Patchy rain possible
Patchy rain possible
 23° /12° 1.8 mm 4
May 13 Moderate or heavy rain shower
Moderate or heavy rain shower
 22° /16° 14.8 mm 2
May 14 Patchy rain possible
Patchy rain possible
 23° /16° 0.7 mm 3
May 15 Partly cloudy
Partly cloudy
 27° /13° 0 mm 11
May 16 Moderate or heavy rain shower
Moderate or heavy rain shower
 26° /19° 20.3 mm 6
May 17 Moderate rain at times
Moderate rain at times
 24° /15° 5.6 mm 5
May 18 Cloudy
Cloudy
 21° /13° 0 mm 9
May 19 Patchy rain possible
Patchy rain possible
 18° /10° 0.2 mm 2
May 20 Overcast
Overcast
 19° /8° 2.9 mm 3
May 21 Moderate or heavy rain shower
Moderate or heavy rain shower
 22° /12° 43.1 mm 2
May 22 Heavy rain at times
Heavy rain at times
 14° /8° 9.6 mm 2
May 23 Patchy rain possible
Patchy rain possible
 13° /7° 4.7 mm 2
May 24 Cloudy
Cloudy
 16° /7° 0 mm 7
May 25 Overcast
Overcast
 17° /6° 0 mm 9
May 26 Fog
Fog
 19° /6° 0 mm 5
May 27 Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /11° 32.4 mm 2
May 28 Overcast
Overcast
 13° /9° 0 mm 2
May 29 Fog
Fog
 20° /13° 0 mm 2
May 30 Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /12° 39.9 mm 2
May 31 Light rain shower
Light rain shower
 16° /9° 22.9 mm 3
Next
Important Notice
Our weather forecast for Monongalia County in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Monongalia County forecast closer to your planned date for the most up-to-date weather information.
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Monongalia County in May - FAQ

What are the expected maximum and minimum temperatures in Monongalia County during May?

Enjoy moderate daytime temperatures of up to 20° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Monongalia County during May?

Significant rainfall exceeding 265.7 mm is expected in Monongalia County during May, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Monongalia County during May?

The average wind speed in Monongalia County during May is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Monongalia County

Explore the daily rainfall trends and prepare for Monongalia Countys May weather 💧
Typically, Monongalia County has 21 rainy days in May with a total of 265.7 mm of rainfall.

UV exposure in Monongalia County during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
Top locations in Monongalia County
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Morgantown
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Location coordinates Where is Monongalia County?

Get accurate weather forecasts for Monongalia County, located at latitude 39.63 and longitude -79.956. Stay updated with localized weather information tailored for Monongalia County.

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