Morristown Weather in May
What's the weather like in Morristown (New Jersey) in May 2025?
The climate in Morristown during May can be summarized as mild and damp.
May is in the spring in Morristown and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 22°C (71°F), whilst at night 9°C (49°F) is normal.
| Daytime temperature | 21.9°C 71.4°F |
|---|---|
| Nightly temperature | 9.3°C 48.7°F |
| Average temperature | 15.6°C 60.1°F |
| Daily sunshine | 8.7 hrs |
| Avg rainfall | 114 mm 4.5 ins |
| Rainy days | 12 days |
| Sea temperature | 11°C 51.8°F |
| Humidity | 64% |
| Windspeed | 17.3kph 11 mph |
On average May is the 2nd wettest month of the year in Morristown with around 114mm 4.5 inches of rain making it a damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.7 hours of sunshine per day.
May temperatures in Morristown
May rainfall
May hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Morristown in May 2025.
Other monthly averages
Morristown weather stats
| Hottest month: | July | 29°C 84.2°F |
|---|---|---|
| Driest month: | February | 80mm 3.1ins |
| Sunniest month: | August | 9hrs |
| Coldest month: | January | 1.9°C 35.4°F |
| Wettest month: | July | 123mm 4.8ins |
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