Monthly weather forecast and climate
Delmont, NJ

January, like December, in Delmont, New Jersey, is a wintry winter month, with average temperature ranging between min 31.3°F (-0.4°C) and max 40.1°F (4.5°C). With an average high-temperature of 40.1°F (4.5°C) and an average low-temperature of 31.3°F (-0.4°C), January is the coldest month. Weather in January »

February, the last month of the winter, in Delmont, is also a wintry month, with average temperature ranging between max 42.1°F (5.6°C) and min 32.7°F (0.4°C). In Delmont, the average high-temperature in February is almost the same as in January - a still wintry 42.1°F (5.6°C). Weather in February »

The first month of the spring, March, is a frosty month in Delmont, New Jersey, with average temperature varying between 47.3°F (8.5°C) and 38.3°F (3.5°C). In March, the average high-temperature is almost the same as in February - a chilly 47.3°F (8.5°C). Weather in March »

April in Delmont, New Jersey, is a moderate spring month, with average temperature varying between 48°F (8.9°C) and 56.8°F (13.8°C). In Delmont, the average high-temperature rises, from a frosty 47.3°F (8.5°C) in March, to a mild 56.8°F (13.8°C). Weather in April »

The last month of the spring, May, is a comfortable month in Delmont, New Jersey, with temperature in the range of an average high of 66.2°F (19°C) and an average low of 57°F (13.9°C). In Delmont, the average high-temperature increases, from a moderate 56.8°F (13.8°C) in April, to an enjoyable 66.2°F (19°C). Weather in May »

The first month of the summer, June, is a moderately hot month in Delmont, New Jersey, with average temperature ranging between max 74.8°F (23.8°C) and min 66.2°F (19°C). In June, the average high-temperature slightly increases, from an enjoyable 66.2°F (19°C) in May, to a moderately hot 74.8°F (23.8°C). Weather in June »

July, the same as June, is a moderately hot summer month in Delmont, New Jersey, with average temperature fluctuating between 72.1°F (22.3°C) and 80.8°F (27.1°C). With an average high-temperature of 80.8°F (27.1°C) and an average low-temperature of 72.1°F (22.3°C), July is the warmest month. In July, the average heat index is calculated to 85.8°F (29.9°C). Weather in July »

August, the last month of the summer, in Delmont, is another warm month, with average temperature fluctuating between 79.9°F (26.6°C) and 71.6°F (22°C). In Delmont, the average high-temperature in August is almost the same as in July - a still moderately hot 79.9°F (26.6°C). Weather in August »

The first month of the autumn, September, is still a warm month in Delmont, New Jersey, with temperature in the range of an average low of 66.2°F (19°C) and an average high of 73.9°F (23.3°C). In September, the average high-temperature slightly decreases, from 79.9°F (26.6°C) in August, to a still warm 73.9°F (23.3°C). Weather in September »

October, the same as September, is another enjoyable autumn month in Delmont, New Jersey, with average temperature ranging between min 56.3°F (13.5°C) and max 64.4°F (18°C). In Delmont, the average high-temperature in October drops, from a warm 73.9°F (23.3°C) in September, to an enjoyable 64.4°F (18°C). Weather in October »

The last month of the autumn, November, is also a fresh month in Delmont, New Jersey, with average temperature varying between 45.5°F (7.5°C) and 54.1°F (12.3°C). In Delmont, New Jersey, the average high-temperature in November decreases, from an enjoyable 64.4°F (18°C) in October, to a cool 54.1°F (12.3°C). Weather in November »

The first month of the winter, December, is also a frosty month in Delmont, New Jersey, with average temperature varying between 46°F (7.8°C) and 37.9°F (3.3°C). In December, the average high-temperature marginally drops, from a fresh 54.1°F (12.3°C) in November, to a frosty 46°F (7.8°C). Weather in December »

What is the coldest month in Delmont?

With an average high-temperature of 40.1°F (4.5°C) and an average low-temperature of 31.3°F (-0.4°C), January is the coldest month.

How much does it rain in Delmont?

Throughout the year, in Delmont, New Jersey, there are 130.8 rainfall days, and 13.23" (336mm) of precipitation is accumulated.

What is the driest month in Delmont?

January is the month with the least rainfall. Rain falls for 7 days and accumulates 0.67" (17mm) of precipitation.

When does it snow in Delmont?

January through March, November and December are months with snowfall in Delmont, New Jersey.

How many days does it snow in Delmont?

In Delmont, during the entire year, snow falls for 13.2 days, and aggregates up to 1.85" (47mm) of snow.

When does it snow the most in Delmont?

The month with the most snowfall is January when snow falls for 4.7 days and typically aggregates up to 0.59" (15mm) of snow.

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

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the month with the least sunshine in Delmont?

The month with the least sunshine is February, with an average of 5h of sunshine.

When it does not snow in Delmont?

In Delmont, New Jersey, snow does not fall in April through October.

What is the most humid month in Delmont?

The most humid month in Delmont, New Jersey, is May, with an average relative humidity of 81%.

When are the longest days in Delmont?

The month with the longest days in Delmont is June, with an average of 14.9h of daylight.

What is the month with the highest UV index in Delmont?

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

What is the warmest month in Delmont?

July is the warmest month, with an average high-temperature of 80.8°F (27.1°C) and an average low-temperature of 72.1°F (22.3°C).

What month has the most sunshine in Delmont?

The month with the most sunshine is July, with an average of 11h of sunshine.

What is the rainiest month in Delmont?

August is the month with the most rainfall. Rain falls for 13.5 days and accumulates 1.61" (41mm) of precipitation.

What is the least humid month in Delmont?

With an average relative humidity of 73%, November is the least humid month in Delmont.

What is the month with the shortest days in Delmont?

December has the shortest days of the year in Delmont, with an average of 9.5h of daylight.
Average temperature - Delmont, NJ
Average pressure - Delmont, NJ

The month with the highest atmospheric pressure is November (30.11").
The month with the lowest atmospheric pressure is June (29.94").

Average wind speed - Delmont, NJ

The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest months (with the lowest average wind speed) are July and August (8.1mph).

Average rainfall - Delmont, NJ

The wettest month (with the highest rainfall) is August (1.61").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days - Delmont, NJ

The month with the highest number of rainy days is July (15.2 days).
The month with the least rainy days is January (7 days).

Average snowfall - Delmont, NJ

The month with the highest snowfall is January (0.59").
Months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days - Delmont, NJ

The month with the highest number of snowfall days is January (4.7 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight / Average sunshine - Delmont, NJ

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

The month with the most sunshine is July (Average sunshine: 11h).
The month with the least sunshine is February (Average sunshine: 5h).

Average sunshine days - Delmont, NJ

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is July (13.4 days).

Average UV index - Delmont, NJ
Average visibility - Delmont, NJ

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