Clinton (NJ) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Clinton.
Climate overview of Clinton
Temperatures in Clinton, New Jersey, United States of America, vary greatly throughout the year. July is the hottest month at 30°C (86°F), while January is the coldest at 3°C (37°F).
Rain/snowfall is high, totalling around 1283 mm (51 in) per year. July is the wettest month and November the driest. The city also experiences warm summers and cold winters.
Clinton Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Clinton - and find the best time to visit.
Monthly Temperature in Clinton
The climate in Clinton is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a comfortable 30°C (86°F) in July, the warmest time of the year, to a chilly 3°C (37°F) during cooler months like January.
At night, you can expect temperatures ranging from 18°C (64°F) in July to around -7°C (19°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Clinton
Clinton has a notably wet climate with abundant precipitation, recording 1283 mm (51 in) of rain/snowfall per year. While rainfall varies throughout the year, each season offers its own charm. July brings wetter days averaging 136 mm (5.4 in) of precipitation, spread over 13 rainy days.
In contrast, the driest month November experiences a drier climate, with about 74 mm (2.9 in) of rainfall spread across 9 rainy days. For more details, please visit our Clinton Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Clinton
Daily percentage of sunshine
Humidity in Clinton by Month
The relative humidity is high throughout the year in Clinton.
The city experiences its highest humidity in September, reaching 74%. In April, the humidity drops to its lowest level at 61%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Clinton
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, June, August and September
- Warmest weather: July and August
- Fewest rainy days: February, March, September and November
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -7°C (19°F).
Frequently asked questions about the climate in Clinton
What is the best time to visit Clinton?
May, June, August and September typically offer the most optimal weather in Clinton. In contrast, January, February, March and December tend to have less optimal conditions. Clinton has warm summers and cold winters.
What temperatures can I expect in Clinton?
Daytime highs range from 3°C (37°F) in January to 30°C (86°F) in July. Nighttime lows range from -7°C (19°F) to 18°C (64°F). Temperatures vary considerably through the year.
How much rain does Clinton get?
Annual rainfall is around 1283 mm (51 in). July is the wettest month with 136 mm (5.4 in), while November is the driest with 74 mm (2.9 in).
Clinton 3-Day Forecast
Clinton (NJ) 3-Day Forecast
Clinton on the map
Clinton is highlighted - select any city to see its climate.
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