Monthly weather forecast and climate
Riverton, NJ

January, like December, in Riverton, New Jersey, is another cold winter month, with average temperature varying between 37.4°F (3°C) and 25.2°F (-3.8°C). With an average high-temperature of 37.4°F (3°C) and an average low-temperature of 25.2°F (-3.8°C), January is the coldest month. Weather in January »

February, the last month of the winter, in Riverton, is also a wintry month, with average temperature fluctuating between 41°F (5°C) and 27.5°F (-2.5°C). In Riverton, the average high-temperature in February is relatively the same as in January - a still wintry 41°F (5°C). Weather in February »

The first month of the spring, March, is a frosty month in Riverton, New Jersey, with average temperature varying between 34.5°F (1.4°C) and 49.3°F (9.6°C). In Riverton, the average high-temperature slightly increases, from a cold 41°F (5°C) in February, to a frosty 49.3°F (9.6°C). Weather in March »

April is a comfortable spring month in Riverton, New Jersey, with average temperature varying between 44.2°F (6.8°C) and 61.7°F (16.5°C). In Riverton, the average high-temperature in April increases, from a frosty 49.3°F (9.6°C) in March, to an enjoyable 61.7°F (16.5°C). Weather in April »

The last month of the spring, May, is a pleasant month in Riverton, New Jersey, with average temperature fluctuating between 71.8°F (22.1°C) and 54.5°F (12.5°C). In Riverton, New Jersey, the average high-temperature rises, from a comfortable 61.7°F (16.5°C) in April, to an agreeable 71.8°F (22.1°C). Weather in May »

The first month of the summer, June, is a moderately hot month in Riverton, New Jersey, with average temperature varying between 62.8°F (17.1°C) and 80.2°F (26.8°C). In June, the average high-temperature marginally rises, from an agreeable 71.8°F (22.1°C) in May, to a warm 80.2°F (26.8°C). Weather in June »

July is a tropical summer month in Riverton, New Jersey, with average temperature fluctuating between 86.4°F (30.2°C) and 68.9°F (20.5°C). The warmest month is July, with an average high-temperature of 86.4°F (30.2°C) and an average low-temperature of 68.9°F (20.5°C). The average heat index is appraised at a sweltering 96.4°F (35.8°C). Weather in July »

August, the last month of the summer, in Riverton, is also a moderately hot month, with temperature in the range of an average high of 84.2°F (29°C) and an average low of 67.6°F (19.8°C). In Riverton, the average high-temperature is relatively the same as in July - a moderately hot 84.2°F (29°C). Weather in August »

The first month of the autumn, September, is also a moderately hot month in Riverton, New Jersey, with average temperature varying between 60.3°F (15.7°C) and 77°F (25°C). In Riverton, the average high-temperature in September slightly decreases, from 84.2°F (29°C) in August, to a still warm 77°F (25°C). Weather in September »

October, the same as September, is another comfortable autumn month in Riverton, New Jersey, with average temperature fluctuating between 64.9°F (18.3°C) and 50.2°F (10.1°C). In Riverton, the average high-temperature drops, from a moderately hot 77°F (25°C) in September, to a comfortable 64.9°F (18.3°C). Weather in October »

The last month of the autumn, November, is also a fresh month in Riverton, New Jersey, with average temperature fluctuating between 52.7°F (11.5°C) and 38.8°F (3.8°C). In November, the average high-temperature drops, from an enjoyable 64.9°F (18.3°C) in October, to a cool 52.7°F (11.5°C). Weather in November »

The first month of the winter, December, is still a chilly month in Riverton, New Jersey, with average temperature fluctuating between 43.7°F (6.5°C) and 32.5°F (0.3°C). In Riverton, the average high-temperature drops, from a fresh 52.7°F (11.5°C) in November, to a chilly 43.7°F (6.5°C). Weather in December »

What is the coldest month in Riverton?

The coldest month in Riverton, New Jersey, is January, with an average high-temperature of 37.4°F (3°C) and an average low-temperature of 25.2°F (-3.8°C).

How much does it rain in Riverton?

Throughout the year, there are 153.8 rainfall days, and 30.94" (786mm) of precipitation is accumulated.

What is the driest month in Riverton?

January is the month with the least rainfall. Rain falls for 7.9 days and accumulates 1.89" (48mm) of precipitation.

When does it snow in Riverton?

January through May, November and December are months with snowfall in Riverton, New Jersey.

How many days does it snow in Riverton?

In Riverton, during the entire year, snow falls for 16.8 days, and aggregates up to 8.5" (216mm) of snow.

What are the months with the lowest UV index in Riverton?

Months with the lowest UV index in Riverton, New Jersey, are January through March, November and December, with an average maximum UV index of 2.

What is the most humid month in Riverton?

February and October, with an average relative humidity of 77%, are most humid months.

What is the month with the least sunshine in Riverton?

February has the least sunshine of the year in Riverton, New Jersey, with an average of 4.7h of sunshine.

When does it snow the most in Riverton?

March is the month with the most snowfall in Riverton. Snow falls for 3.3 days and accumulates 2.76" (70mm) of snow.

What is the least humid month in Riverton?

Months with the lowest humidity are April, July and August, with an average relative humidity of 71%.

When is the highest UV index in Riverton?

Months with the highest UV index are May through August, with an average maximum UV index of 6.

When it does not snow in Riverton?

In Riverton, New Jersey, snow does not fall in June through October.

When are the longest days in Riverton?

With an average of 15h of daylight, June has the longest days of the year in Riverton, New Jersey.

What is the warmest month in Riverton?

With an average high-temperature of 86.4°F (30.2°C) and an average low-temperature of 68.9°F (20.5°C), July is the warmest month.

What is the rainiest month in Riverton?

The month with the most rainfall in Riverton, New Jersey, is July when the rain falls for 18.5 days and typically aggregates up to 3.39" (86mm) of precipitation.

What month has the most sunshine in Riverton?

With an average of 10.5h of sunshine, July has the most sunshine of the year in Riverton, New Jersey.

What is the month with the shortest days in Riverton?

December has the shortest days of the year, with an average of 9.4h of daylight.
Average temperature - Riverton, NJ
Average pressure - Riverton, NJ

The month with the highest atmospheric pressure is November (30.12").
The month with the lowest atmospheric pressure is June (29.93").

Average wind speed - Riverton, NJ

The windiest months (with the highest average wind speed) are March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity - Riverton, NJ
Average rainfall - Riverton, NJ
Average rainfall days - Riverton, NJ

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is November (7.5 days).

Average snowfall - Riverton, NJ
Average snowfall days - Riverton, NJ

The month with the highest number of snowfall days is January (5.2 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight / Average sunshine - Riverton, NJ

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

The month with the most sunshine is July (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.7h).

Average sunshine days - Riverton, NJ

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (10.4 days).

Average UV index - Riverton, NJ

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

Average visibility - Riverton, NJ

Months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
Months with the lowest visibility are May and September (5mi).