Runnemede (NJ) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Runnemede.
Climate overview of Runnemede
Temperatures in Runnemede, New Jersey, United States of America, vary greatly throughout the year. July is the hottest month at 31°C (88°F), while January is the coldest at 5°C (41°F).
The city has a wet climate, receiving around 1245 mm (49 in) of rain/snowfall per year. Despite the high annual total, it has very warm summers and cold winters. August is the wettest month. Sunshine peaks in July, when the city sees around 9.2 hours of sunshine per day.
Runnemede Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Runnemede - and find the best time to visit.
Monthly Temperature in Runnemede
The climate in Runnemede is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a very warm 31°C (88°F) in July to a chilly 5°C (41°F) in January.
Nighttime temperatures range from 21°C (70°F) in July to -4°C (25°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Runnemede
Runnemede has a notably wet climate with abundant precipitation, recording 1245 mm (49 in) of rain/snowfall per year. The amount of precipitation varies moderately throughout the year. The wettest month, August, sees around 133 mm (5.2 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, February, still receives a respectable 73 mm (2.9 in) of rainfall. For more details, please visit our Runnemede 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 Runnemede
In Runnemede, summer days are longer and more sunny, with daily sunshine hours peaking at 9.2 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 4.7 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Water Temperature in Runnemede
The mean water temperature over the year ranges from 5°C (41°F) in February to 25°C (77°F) in August.
Water temperature over the year
Humidity in Runnemede by Month
The relative humidity is high throughout the year in Runnemede.
The city experiences its highest humidity in September, reaching 72%. 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 Runnemede
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May
- Warmest weather: July and August
- Most sunshine: June and July
- Fewest rainy days: February, September and November
- Best for swimming: July, August and September.
- Seasonal pattern: Very warm summers and cold winters
- Coldest conditions: January, with freezing nights around -4°C (25°F).
Frequently asked questions about the climate in Runnemede
What is the best time to visit Runnemede?
May typically offers the most optimal weather in Runnemede. In contrast, January, February and December tend to have less optimal conditions. Runnemede has very warm summers and cold winters.
What temperatures can I expect in Runnemede?
Daytime highs range from 5°C (41°F) in January to 31°C (88°F) in July. Nighttime lows range from -4°C (25°F) to 21°C (70°F). Temperatures vary considerably through the year.
How much rain does Runnemede get?
Annual rainfall is around 1245 mm (49 in). August is the wettest month with 133 mm (5.2 in), while February is the driest with 73 mm (2.9 in).
How sunny is Runnemede?
Runnemede receives around 2,500 hours of sunshine per year. July is the sunniest month with 275 hours, while December is the cloudiest with just 140 hours. Overall, Runnemede enjoys abundant sunshine.
Runnemede 3-Day Forecast
Runnemede (NJ) 3-Day Forecast
Runnemede on the map
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