Suffern (NY) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Suffern.
Climate overview of Suffern
Suffern, New York State, United States of America, sees big temperature differences between seasons, with July peaking at 30°C (86°F) and February dropping to 3°C (37°F).
Rain/snowfall is high, totalling around 1308 mm (51 in) per year. August is the wettest month and January the driest. The sunniest month is July, with 9.0 hours of sunshine per day on average.
Suffern Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Suffern — and find the best time to visit.
Monthly Temperature in Suffern
Visitors to Suffern can expect significant temperature changes throughout the year. 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 February.
At night, you can expect temperatures ranging from 18°C (64°F) in July to around -7°C (19°F) during February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Suffern
Suffern is known for its substantial rain/snowfall, with annual precipitation reaching 1308 mm (51 in). While rainfall varies throughout the year, each season offers its own charm. August brings wetter days averaging 141 mm (5.6 in) of precipitation, spread over 11 rainy days.
In contrast, the driest month January experiences a drier climate, with about 81 mm (3.2 in) of snow/rainfall spread across 11 snowy/rainy days. For more details, please visit our Suffern 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 Suffern
Seasonal changes in sunshine hours are quite dramatic in Suffern. While July receives considerable daily sunshine with up to 9.0 hours, December marks the darkest time of the year, where sunshine is scarce 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
Humidity in Suffern by Month
The relative humidity is high throughout the year in Suffern.
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
Best Time to Visit Suffern
The weather does bring rainfall during this period, between 95 mm (3.7 in) and 141 mm (5.6 in). Seeking the perfect travel destination for this year? We've created a tool that suggests locations matching your desired weather. Let our weather planner guide your travel decisions.
Frequently asked questions about the climate in Suffern
What is the best time to visit Suffern?
September typically offers the most optimal weather in Suffern. In contrast, January, February, March and December tend to have less optimal conditions.
What temperatures can I expect in Suffern?
Daytime highs range from 3°C (37°F) in February 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 Suffern get?
Annual rainfall is around 1308 mm (51 in). August is the wettest month with 141 mm (5.6 in), while January is the driest with 81 mm (3.2 in).
How sunny is Suffern?
Suffern receives around 2,544 hours of sunshine per year. July is the sunniest month with 271 hours, while December is the cloudiest with just 141 hours. Overall, Suffern enjoys abundant sunshine.
Suffern 3-Day Forecast
Suffern (NY) 3-Day Forecast
Suffern on the map
Suffern is highlighted — select any city to see its climate.
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