Climate and monthly weather forecastSuffern, NY
Climate and monthly weather forecast
Weather in January
January, like December, in Suffern, New York, is another cold winter month, with temperature in the range of an average high of 34.3°F (1.3°C) and an average low of 21.7°F (-5.7°C). With average high and low temperatures of 34.3°F (1.3°C) and 21.7°F (-5.7°C) respectively, January is Suffern's coldest month. Weather in January »Weather in February
The last month of the winter, February, is also a wintry month in Suffern, New York, with an average temperature fluctuating between 37.8°F (3.2°C) and 23.4°F (-4.8°C). February begins with an average high-temperature of a still wintry 37.8°F (3.2°C), reflecting close similarity to the preceding month. Weather in February »Weather in March
March, the first month of the spring in Suffern, is a frosty month, with temperature in the range of an average low of 30.7°F (-0.7°C) and an average high of 46°F (7.8°C). As Suffern transitions into March, the average high-temperature is observed to slightly rise from a cold 37.8°F (3.2°C) in February to a chilly 46°F (7.8°C). Weather in March »Weather in April
April in Suffern, New York, is a mild spring month, with an average temperature varying between 58.3°F (14.6°C) and 41°F (5°C). The shift from March to April brings an increase in the average high-temperature, moving from a frosty 46°F (7.8°C) to a refreshing 58.3°F (14.6°C). Weather in April »Weather in May
May, the last month of the spring in Suffern, is a pleasant month, with an average temperature varying between 50.7°F (10.4°C) and 69.6°F (20.9°C). The transition to May introduces an increase in the average high-temperature, shifting from a moderate 58.3°F (14.6°C) in April to an agreeable 69.6°F (20.9°C). Weather in May »Weather in June
June, the first month of the summer in Suffern, is a warm month, with an average temperature ranging between max 77.5°F (25.3°C) and min 57.9°F (14.4°C). The shift from May to June is marked by a slight increase in the average high-temperature, moving from a pleasant 69.6°F (20.9°C) to a moderately hot 77.5°F (25.3°C). Weather in June »Weather in July
July, the same as June, is a moderately hot summer month in Suffern, New York, with temperature in the range of an average high of 84.2°F (29°C) and an average low of 65.3°F (18.5°C). July is Suffern's warmest month, registering average high temperatures of 84.2°F (29°C) and lows of 65.3°F (18.5°C). For most parts of July, the heat index is evaluated at a hot 91.4°F (33°C). Weather in July »Weather in August
August, the last month of the summer in Suffern, is also a moderately hot month, with an average temperature ranging between max 82.4°F (28°C) and min 63.9°F (17.7°C). The onset of August marks an average high-temperature of a still warm 82.4°F (28°C), hardly differing from July's 84.2°F (29°C). Weather in August »Weather in September
September, the first month of the autumn in Suffern, is also a moderately hot month, with an average temperature ranging between min 56.8°F (13.8°C) and max 74.8°F (23.8°C). With the onset of September, the average high-temperature subtly recedes from August's 82.4°F (28°C) to a still warm 74.8°F (23.8°C). Weather in September »Weather in October
October, like September, in Suffern, New York, is another enjoyable autumn month, with temperature in the range of an average low of 47.1°F (8.4°C) and an average high of 62.2°F (16.8°C). October indicates a shift in the average high-temperature, from September's moderately hot 74.8°F (23.8°C) to a comfortable 62.2°F (16.8°C). Weather in October »Weather in November
The last month of the autumn, November, is also a fresh month in Suffern, New York, with an average temperature ranging between max 50°F (10°C) and min 36.1°F (2.3°C). Suffern's average high-temperature decreases in November, falling from a comfortable 62.2°F (16.8°C) in October to a cool 50°F (10°C). Weather in November »Weather in December
The first month of the winter, December, is also a wintry month in Suffern, New York, with temperature in the range of an average low of 29.1°F (-1.6°C) and an average high of 40.1°F (4.5°C). With December's onset, the average high-temperature recedes from November's fresh 50°F (10°C) to an icy 40.1°F (4.5°C). Weather in December »Updated: Jul 2, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
January is the month when Suffern experiences its coldest temperatures, averaging a high of 34.3°F (1.3°C) and a low of 21.7°F (-5.7°C).
In Suffern, during the entire year, the rain falls for 150.6 days and collects up to 25.12" (638mm) of precipitation.
Months with snowfall are January through May, October through December.
In Suffern, during the entire year, snow falls for 28.5 days and aggregates up to 10.98" (279mm) of snow.
The months with the lowest UV index in Suffern, New York, are January through March, November and December, with an average maximum UV index of 2.
The months with the highest humidity are February and December, with an average relative humidity of 79%.
The month with the most snowfall is February, when snow falls for 7.7 days and typically aggregates up to 2.91" (74mm) of snow.
The month with the least sunshine is February, with an average of 4.5h of sunshine.
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
The least humid month in Suffern is April, with an average relative humidity of 72%.
June through September are months without snowfall.
The month with the longest days is June, with an average of 15h and 6min of daylight.
The months with the highest UV index are June through August, with an average maximum UV index of 6.
July is the month when Suffern, New York, sees the average highest temperatures, with a high of 84.2°F (29°C) and a low of 65.3°F (18.5°C).
With an average of 10.4h of sunshine, July has the most sunshine of the year.
The month with the least rainfall is September, when the rain falls for 11 days and typically collects 1.34" (34mm) of precipitation.
December is the month with the most rainfall. Rain falls for 10.8 days and accumulates 2.68" (68mm) of precipitation.
The month with the shortest days is December, with an average of 9h and 18min of daylight.
Average temperature
Suffern, NY
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (34.3°F).
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure
Suffern, NY
- Average pressure in January:
30.06"Hg - Average pressure in February:
30.03"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.06"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.1"Hg - Average pressure in December:
30.07"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Suffern, NY
- Average wind speed in January:
7.6mph - Average wind speed in February:
7.6mph - Average wind speed in March:
7.7mph - Average wind speed in April:
7.4mph - Average wind speed in May:
6.1mph - Average wind speed in June:
5.7mph
- Average wind speed in July:
5.1mph - Average wind speed in August:
5mph - Average wind speed in September:
5.5mph - Average wind speed in October:
6.5mph - Average wind speed in November:
6.8mph - Average wind speed in December:
7.1mph
The windiest month (with the highest average wind speed) is March (7.7mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity
Suffern, NY
The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is April (72%).
Average rainfall
Suffern, NY
- Average rainfall in January:
1.61" - Average rainfall in February:
1.65" - Average rainfall in March:
2.05" - Average rainfall in April:
2.09" - Average rainfall in May:
2.32" - Average rainfall in June:
2.4"
- Average rainfall in July:
2.6" - Average rainfall in August:
1.97" - Average rainfall in September:
1.34" - Average rainfall in October:
2.48" - Average rainfall in November:
1.93" - Average rainfall in December:
2.68"
The wettest month (with the highest rainfall) is December (2.68").
The driest month (with the least rainfall) is September (1.34").
Average rainfall days
Suffern, NY
- Average rainfall days in January:
7.8 days - Average rainfall days in February:
9.3 days - Average rainfall days in March:
12.3 days - Average rainfall days in April:
15.2 days - Average rainfall days in May:
15.8 days - Average rainfall days in June:
15.4 days
- Average rainfall days in July:
16.6 days - Average rainfall days in August:
15 days - Average rainfall days in September:
11 days - Average rainfall days in October:
11.9 days - Average rainfall days in November:
9.5 days - Average rainfall days in December:
10.8 days
The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is January (7.8 days).
Average snowfall
Suffern, NY
- Average snowfall in January:
2.28" - Average snowfall in February:
2.91" - Average snowfall in March:
2.64" - Average snowfall in April:
0.24" - Average snowfall in May:
0.2" - Average snowfall in June:
0"
The month with the highest snowfall is February (2.91").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Suffern, NY
- Average snowfall days in January:
7.1 days - Average snowfall days in February:
7.7 days - Average snowfall days in March:
6 days - Average snowfall days in April:
0.9 days - Average snowfall days in May:
0.1 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.1 days - Average snowfall days in November:
1.5 days - Average snowfall days in December:
5.1 days
The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Suffern, NY
- Average daylight in January:
9h and 36min - Average daylight in February:
10h and 42min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 18min - Average daylight in May:
14h and 30min - Average daylight in June:
15h and 6min
- Average daylight in July:
14h and 48min - Average daylight in August:
13h and 48min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 6min - Average daylight in November:
9h and 54min - Average daylight in December:
9h and 18min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January:
5h and 0min - Average sunshine in February:
4h and 30min - Average sunshine in March:
6h and 6min - Average sunshine in April:
8h and 12min - Average sunshine in May:
8h and 24min - Average sunshine in June:
9h and 30min
- Average sunshine in July:
10h and 24min - Average sunshine in August:
10h and 12min - Average sunshine in September:
8h and 42min - Average sunshine in October:
5h and 42min - Average sunshine in November:
5h and 36min - Average sunshine in December:
4h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days
Suffern, NY
- Average sunshine days in January:
18.1 days - Average sunshine days in February:
14.5 days - Average sunshine days in March:
13.9 days - Average sunshine days in April:
12.7 days - Average sunshine days in May:
13.1 days - Average sunshine days in June:
11.8 days
- Average sunshine days in July:
12.3 days - Average sunshine days in August:
13.8 days - Average sunshine days in September:
16.3 days - Average sunshine days in October:
17 days - Average sunshine days in November:
18.8 days - Average sunshine days in December:
15.7 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (11.8 days).
Average UV index
Suffern, NY
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
Suffern, NY
The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility
Suffern, NY
The months with the highest visibility are January, March, April, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are February and May (5mi).
