Clifton (NJ) Weather & Climate: Best Time to Visit

In Clifton, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a very warm 30°C (86°F) in July. In January, the coolest month of the year, temperatures drop to a chilly 4°C (39°F).

At night, temperatures range from around 20°C (68°F) in July to -5°C (23°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Clifton experiences significant rain/snowfall throughout the year, averaging 1296 mm (51 in) of precipitation annually. Clifton experiences moderate seasonal variation in rainfall, with monthly averages ranging from 136 mm (5.4 in) in June, the wettest month, and 80 mm (3.1 in) in November, the driest month. For more details, please visit our Clifton Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Clifton can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 9.0 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 4.7 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The mean water temperature over the year ranges from 4°C (39°F) in February to 23°C (73°F) in August.

Water temperature over the year

The relative humidity is high throughout the year in Clifton.

The city experiences its highest humidity in September, reaching 68%. In April, the humidity drops to its lowest level at 55%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

The mean wind speed over the year ranges from 5 m/s (10 knots) in May, June, July, August, September and October to 7 m/s (14 knots) in March. What does this mean?

The mean monthly wind speed over the year (meters per second)