Climate and monthly weather forecastBelvidere, NJ
Climate and monthly weather forecast
Weather in January
January, like December, in Belvidere, New Jersey, is another cold winter month, with an average temperature ranging between min 21.6°F (-5.8°C) and max 34°F (1.1°C). January is the month when Belvidere, New Jersey, experiences its coldest temperatures, averaging a high of 34°F (1.1°C) and a low of 21.6°F (-5.8°C). Weather in January »Weather in February
February, the last month of the winter in Belvidere, is also an icy month, with an average temperature ranging between max 37.9°F (3.3°C) and min 23.4°F (-4.8°C). The transition into February is marked with an average high-temperature of a still wintry 37.9°F (3.3°C), showing an insignificant shift from January's 34°F (1.1°C). Weather in February »Weather in March
The first month of the spring, March, is a frosty month in Belvidere, New Jersey, with an average temperature ranging between min 30.2°F (-1°C) and max 45.9°F (7.7°C). The embrace of March brings a minor uplift in the average high-temperature, shifting from a cold 37.9°F (3.3°C) in February to a chilly 45.9°F (7.7°C). Weather in March »Weather in April
April in Belvidere, New Jersey, is a mild spring month, with an average temperature fluctuating between 58.1°F (14.5°C) and 40.1°F (4.5°C). A rise in the average high-temperature is observed during April, moving from a frosty 45.9°F (7.7°C) in March to a mild 58.1°F (14.5°C). Weather in April »Weather in May
The last month of the spring, May, is an agreeable month in Belvidere, New Jersey, with an average temperature ranging between max 69.4°F (20.8°C) and min 50.4°F (10.2°C). May brings a temperature increase, with average high-temperatures moving from April's mild 58.1°F (14.5°C) to a pleasant 69.4°F (20.8°C). Weather in May »Weather in June
June, the first month of the summer in Belvidere, is a moderately hot month, with an average temperature varying between 77.5°F (25.3°C) and 57°F (13.9°C). The shift from May to June introduces a subtle increase in the average high-temperature, moving from an agreeable 69.4°F (20.8°C) to a warm 77.5°F (25.3°C). Weather in June »Weather in July
July, the same as June, is a moderately hot summer month in Belvidere, New Jersey, with an average temperature ranging between min 63°F (17.2°C) and max 83.7°F (28.7°C). July, characterized by an average high temperature of 83.7°F (28.7°C) and a low temperature of 63°F (17.2°C), is generally the warmest month. The heat index value during July is estimated at a hot 91.4°F (33°C). Weather in July »Weather in August
August, the last month of the summer in Belvidere, is another warm month, with temperature in the range of an average high of 81.1°F (27.3°C) and an average low of 61.3°F (16.3°C). August brings an average high-temperature of a still warm 81.1°F (27.3°C), showing a slight difference from July's 83.7°F (28.7°C). Weather in August »Weather in September
The first month of the autumn, September, is still a warm month in Belvidere, New Jersey, with an average temperature ranging between min 55°F (12.8°C) and max 74.3°F (23.5°C). The transition into September involves a small decrease in the average high-temperature, dipping slightly from 81.1°F (27.3°C) in August to a still warm 74.3°F (23.5°C). Weather in September »Weather in October
October, like September, in Belvidere, New Jersey, is another comfortable autumn month, with temperature in the range of an average high of 62.1°F (16.7°C) and an average low of 45.7°F (7.6°C). The onset of October comes with a shift in the average high-temperature, falling from a moderately hot 74.3°F (23.5°C) in September to an enjoyable 62.1°F (16.7°C). Weather in October »Weather in November
November, the last month of the autumn in Belvidere, is another chilly month, with an average temperature ranging between min 34.9°F (1.6°C) and max 49.8°F (9.9°C). The onset of November entails a temperature shift, as the average high-temperature decreases from an enjoyable 62.1°F (16.7°C) in October to a frosty 49.8°F (9.9°C). Weather in November »Weather in December
December, the first month of the winter in Belvidere, is still a cold month, with an average temperature fluctuating between 40.1°F (4.5°C) and 28.4°F (-2°C). December comes with a drop in the average high-temperature, falling from November's frosty 49.8°F (9.9°C) to a cold 40.1°F (4.5°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Belvidere, NJ
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (34°F).
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure
Belvidere, NJ
- Average pressure in January:
30.07"Hg - Average pressure in February:
30.05"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:
29.99"Hg - Average pressure in September:
30.06"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.09"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Belvidere, NJ
- Average wind speed in January:
7.9mph - Average wind speed in February:
7.8mph - Average wind speed in March:
8.1mph - Average wind speed in April:
7.8mph - Average wind speed in May:
6.2mph - Average wind speed in June:
5.7mph
- Average wind speed in July:
5mph - Average wind speed in August:
4.8mph - 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:
7.3mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity
Belvidere, NJ
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (76%).
Average rainfall
Belvidere, NJ
- Average rainfall in January:
2.01" - Average rainfall in February:
1.97" - Average rainfall in March:
2.48" - Average rainfall in April:
2.52" - Average rainfall in May:
2.8" - Average rainfall in June:
2.44"
The wettest month (with the highest rainfall) is July (2.87").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days
Belvidere, NJ
- Average rainfall days in January:
8.1 days - Average rainfall days in February:
10.8 days - Average rainfall days in March:
13 days - Average rainfall days in April:
16.1 days - Average rainfall days in May:
16.5 days - Average rainfall days in June:
15.8 days
- Average rainfall days in July:
15.6 days - Average rainfall days in August:
15.2 days - Average rainfall days in September:
11.5 days - Average rainfall days in October:
13.1 days - Average rainfall days in November:
10.2 days - Average rainfall days in December:
11.7 days
The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is January (8.1 days).
Average snowfall
Belvidere, NJ
- Average snowfall in January:
3.07" - Average snowfall in February:
3.82" - Average snowfall in March:
3.78" - Average snowfall in April:
0.28" - Average snowfall in May:
0.51" - Average snowfall in June:
0"
The month with the highest snowfall is February (3.82").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Belvidere, NJ
- Average snowfall days in January:
8.4 days - Average snowfall days in February:
8.3 days - Average snowfall days in March:
6.4 days - Average snowfall days in April:
0.8 days - Average snowfall days in May:
0.2 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:
1.3 days - Average snowfall days in December:
4.9 days
The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Belvidere, NJ
- 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:
4h and 54min - Average sunshine in February:
4h and 36min - Average sunshine in March:
6h and 12min - Average sunshine in April:
8h and 6min - Average sunshine in May:
8h and 24min - Average sunshine in June:
9h and 30min
- Average sunshine in July:
10h and 18min - Average sunshine in August:
9h and 54min - Average sunshine in September:
8h and 36min - Average sunshine in October:
5h and 24min - Average sunshine in November:
5h and 30min - Average sunshine in December:
4h and 42min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days
Belvidere, NJ
- Average sunshine days in January:
16.3 days - Average sunshine days in February:
12.8 days - Average sunshine days in March:
13.1 days - Average sunshine days in April:
11.8 days - Average sunshine days in May:
12 days - Average sunshine days in June:
12.8 days
- Average sunshine days in July:
13.5 days - Average sunshine days in August:
13.8 days - Average sunshine days in September:
15.8 days - Average sunshine days in October:
15.7 days - Average sunshine days in November:
17.5 days - Average sunshine days in December:
16 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is April (11.8 days).
Average UV index
Belvidere, NJ
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
Belvidere, NJ
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility
Belvidere, NJ
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).





