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Weather in the United States for May 2025

Your guide to the United States weather in May - trends and predictions

    Temperatures

  • The forecast for the next days in the United States predicts temperatures to be around 22 °F, close to the historical average.

  • In general, the average temperature in the United States at the beginning of May is 21.4 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 23.4 °F by the end of May.

  • Rain 🌧️

  • United States experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 93.6 mm.

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Average dry days
10
Dry days
Average rainy days
21
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/12°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
61 %
Avg humidity

United States Weather May

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Temperatures trend during May in the United States

See the weather trend as well as the moving average line

May weather day by day

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Date Weather Temperatures Rain UV More
May 1 Partly cloudy
Partly cloudy
17° /10° 0 mm 1.9
May 2 Overcast
Overcast
28° /12° 0 mm 1.8
May 3 Moderate rain
Moderate rain
26° /14° 6.2 mm 0.5
May 4 Sunny
Sunny
19° /10° 0 mm 0.1
May 5 Sunny
Sunny
19° /11° 0 mm 4
May 6 Sunny
Sunny
19° /12° 0 mm 5
May 7 Sunny
Sunny
22° /15° 0 mm 5
May 8 Partly cloudy
Partly cloudy
22° /12° 0 mm 5
May 9 Partly cloudy
Partly cloudy
26° /15° 0 mm 6
May 10 Sunny
Sunny
27° /17° 0 mm 6
May 11 Sunny
Sunny
24° /17° 0 mm 6
May 12 Sunny
Sunny
19° /13° 0 mm 5
May 13 Partly cloudy
Partly cloudy
20° /14° 0.1 mm 5
May 14 Cloudy
Cloudy
21° /12° 3.3 mm 5
May 15 Patchy rain possible
Patchy rain possible
23° /12° 0.6 mm 5
May 16 Patchy rain possible
Patchy rain possible
22° /14° 3.3 mm 5
May 17 Sunny
Sunny
22° /12° 0 mm 6
May 18 Partly cloudy
Partly cloudy
22° /11° 0 mm 6
May 19 Overcast
Overcast
23° /12° 4.2 mm 6
May 20 Partly cloudy
Partly cloudy
23° /14° 4.9 mm 6
May 21 Overcast
Overcast
26° /14° 0 mm 6
May 22 Sunny
Sunny
27° /17° 0.7 mm 7
May 23 Partly cloudy
Partly cloudy
26° /16° 2.6 mm 6
May 24 Partly cloudy
Partly cloudy
23° /14° 0.1 mm 6
May 25 Overcast
Overcast
22° /13° 0 mm 6
May 26 Patchy rain possible
Patchy rain possible
25° /14° 1.4 mm 6
May 27 Partly cloudy
Partly cloudy
24° /16° 5.7 mm 6
May 28 Moderate or heavy rain shower
Moderate or heavy rain shower
24° /15° 10.4 mm 5
May 29 Moderate or heavy rain shower
Moderate or heavy rain shower
22° /13° 7.7 mm 6
May 30 Moderate or heavy rain shower
Moderate or heavy rain shower
21° /12° 4.7 mm 5
May 31 Sunny
Sunny
26° /13° 0 mm 6
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Important Notice
Our weather forecast for the United States 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 United States forecast closer to your planned date for the most up-to-date weather information.

United States in May - FAQ

What are the expected maximum and minimum temperatures in United States during May?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in United States during May?
Moderate rainfall is anticipated in United States during May, with a total of 93.6 mm spread over approximately 21 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in United States during May?
The average wind speed in United States during May is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in the United States

Explore the daily rainfall trends and prepare for United Statess May weather 💧

UV exposure in United States during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Location coordinates Where is the United States?

Get accurate weather forecasts for United States, located at latitude 40.714 and longitude -74.006. Stay updated with localized weather information tailored for United States.

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