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Weather in Somerset County, New Jersey for May 2026

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

    Temperatures

  • In general, the average temperature in Somerset County at the beginning of May is 22 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 20.4 °F by the end of May.

  • Rain 🌧️

  • Somerset County in May brings notable rainfall, with an average of 18 rainy days and a total precipitation of 319.3 mm.

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Average dry days
13
Dry days
Average rainy days
18
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/12°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
78 %
Avg humidity

Somerset County Weather May

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Temperatures trend during May in Somerset County

See the weather trend as well as the moving average line

May weather in Somerset County day by day

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Date Weather Temperatures Rain UV More
May 1 Partly cloudy
Partly cloudy
19° /8° 0 mm 5
May 2 Overcast
Overcast
27° /13° 0 mm 6
May 3 Moderate or heavy rain shower
Moderate or heavy rain shower
29° /16° 21.7 mm 6
May 4 Moderate or heavy rain shower
Moderate or heavy rain shower
20° /14° 26 mm 5
May 5 Moderate or heavy rain shower
Moderate or heavy rain shower
16° /13° 6.7 mm 4
May 6 Moderate or heavy rain shower
Moderate or heavy rain shower
22° /13° 11.1 mm 5
May 7 Overcast
Overcast
21° /13° 0.1 mm 5
May 8 Moderate or heavy rain shower
Moderate or heavy rain shower
22° /12° 2.5 mm 5
May 9 Moderate or heavy rain shower
Moderate or heavy rain shower
14° /9° 19.6 mm 3
May 10 Partly cloudy
Partly cloudy
21° /8° 0 mm 6
May 11 Sunny
Sunny
21° /9° 0 mm 6
May 12 Partly cloudy
Partly cloudy
23° /12° 0 mm 6
May 13 Patchy rain possible
Patchy rain possible
21° /16° 4.1 mm 5
May 14 Moderate or heavy rain shower
Moderate or heavy rain shower
15° /14° 10.5 mm 4
May 15 Moderate or heavy rain shower
Moderate or heavy rain shower
21° /14° 6.3 mm 5
May 16 Moderate rain at times
Moderate rain at times
23° /16° 3.4 mm 5
May 17 Patchy rain possible
Patchy rain possible
25° /18° 0.2 mm 6
May 18 Patchy rain possible
Patchy rain possible
21° /13° 0.3 mm 5
May 19 Sunny
Sunny
21° /11° 0 mm 6
May 20 Partly cloudy
Partly cloudy
18° /7° 0 mm 5
May 21 Heavy rain at times
Heavy rain at times
13° /10° 7.6 mm 3
May 22 Moderate or heavy rain shower
Moderate or heavy rain shower
10° /8° 22.1 mm 3
May 23 Patchy rain possible
Patchy rain possible
16° /7° 1.4 mm 4
May 24 Patchy rain possible
Patchy rain possible
15° /7° 0.2 mm 4
May 25 Cloudy
Cloudy
19° /7° 0 mm 4
May 26 Overcast
Overcast
20° /11° 0 mm 5
May 27 Fog
Fog
21° /12° 0 mm 5
May 28 Moderate or heavy rain shower
Moderate or heavy rain shower
14° /10° 51.6 mm 3
May 29 Fog
Fog
25° /12° 10.1 mm 6
May 30 Moderate or heavy rain shower
Moderate or heavy rain shower
23° /15° 62.2 mm 5
May 31 Light rain shower
Light rain shower
21° /12° 51.6 mm 5
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Important Notice
Our weather forecast for Somerset 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 Somerset County forecast closer to your planned date for the most up-to-date weather information.

Somerset County in May - FAQ

What are the expected maximum and minimum temperatures in Somerset County during May?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Somerset County during May?
Significant rainfall exceeding 319.3 mm is expected in Somerset County during May, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Somerset County during May?
The average wind speed in Somerset County during May is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Somerset County

Explore the daily rainfall trends and prepare for Somerset Countys May weather 💧

UV exposure in Somerset County during May

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

Get accurate weather forecasts for Somerset County, located at latitude 40.601 and longitude -74.648. Stay updated with localized weather information tailored for Somerset County.

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