Climate and monthly weather forecastNewtonville, NJ
Climate and monthly weather forecast
Weather in January
January, the same as December, is another cold winter month in Newtonville, New Jersey, with an average temperature fluctuating between 39°F (3.9°C) and 27°F (-2.8°C). January is Newtonville's coldest month, registering average high temperatures of 39°F (3.9°C) and lows of 27°F (-2.8°C). Weather in January »Weather in February
The last month of the winter, February, is also a wintry month in Newtonville, New Jersey, with an average temperature varying between 29.5°F (-1.4°C) and 42.6°F (5.9°C). The arrival of February sees an average high-temperature of a still icy 42.6°F (5.9°C), hardly diverging from January's 39°F (3.9°C). Weather in February »Weather in March
The first month of the spring, March, is a chilly month in Newtonville, New Jersey, with an average temperature fluctuating between 36°F (2.2°C) and 49.8°F (9.9°C). As Newtonville transitions into March, a marginal rise in the average high-temperature is observed, moving from an icy 42.6°F (5.9°C) in February to a frosty 49.8°F (9.9°C). Weather in March »Weather in April
April is a comfortable spring month in Newtonville, New Jersey, with temperature in the range of an average low of 45.9°F (7.7°C) and an average high of 61.3°F (16.3°C). In April, the average high-temperature increases from a frosty 49.8°F (9.9°C) in March to an enjoyable 61.3°F (16.3°C). Weather in April »Weather in May
May, the last month of the spring in Newtonville, is an agreeable month, with an average temperature ranging between max 70.7°F (21.5°C) and min 54.7°F (12.6°C). The shift into May brings an increase in the average high-temperature, moving from a comfortable 61.3°F (16.3°C) in April to a pleasant 70.7°F (21.5°C). Weather in May »Weather in June
The first month of the summer, June, is a warm month in Newtonville, New Jersey, with an average temperature ranging between max 79.2°F (26.2°C) and min 63°F (17.2°C). The average high-temperature mildly increases in June, edging from a pleasant 70.7°F (21.5°C) in May to a warm 79.2°F (26.2°C). Weather in June »Weather in July
July, like June, in Newtonville, New Jersey, is a moderately hot summer month, with an average temperature ranging between min 68.5°F (20.3°C) and max 84°F (28.9°C). Newtonville's warmest weather arrives in July, when temperatures average a high of 84°F (28.9°C) and a low of 68.5°F (20.3°C). July's heat index is calculated to be a tropical 93.2°F (34°C). Weather in July »Weather in August
August, the last month of the summer in Newtonville, is also a moderately hot month, with an average temperature varying between 67.6°F (19.8°C) and 82.6°F (28.1°C). Newtonville experiences a transition to a still warm 82.6°F (28.1°C) in average high-temperatures with the arrival of August, not greatly differing from July's 84°F (28.9°C). Weather in August »Weather in September
The first month of the autumn, September, is still a warm month in Newtonville, New Jersey, with an average temperature varying between 61.5°F (16.4°C) and 76.1°F (24.5°C). The start of September signals a gentle decrease in the average high-temperature, transitioning from 82.6°F (28.1°C) in August to a still moderately hot 76.1°F (24.5°C). Weather in September »Weather in October
October, like September, in Newtonville, New Jersey, is another comfortable autumn month, with temperature in the range of an average high of 65.3°F (18.5°C) and an average low of 51.4°F (10.8°C). In the transition to October, Newtonville observes a drop in the average high-temperature, moving from a moderately hot 76.1°F (24.5°C) in September to an enjoyable 65.3°F (18.5°C). Weather in October »Weather in November
November, the last month of the autumn in Newtonville, is also a fresh month, with an average temperature fluctuating between 40.5°F (4.7°C) and 53.8°F (12.1°C). November's onset corresponds with a shift in the average high-temperature, moving from a comfortable 65.3°F (18.5°C) in October to a cool 53.8°F (12.1°C). Weather in November »Weather in December
The first month of the winter, December, is also a frosty month in Newtonville, New Jersey, with an average temperature fluctuating between 34.2°F (1.2°C) and 45.3°F (7.4°C). Newtonville experiences a moderate temperature shift at the start of December, with average high-temperatures adjusting a bit from a cool 53.8°F (12.1°C) in November to a chilly 45.3°F (7.4°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Newtonville, NJ
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (39°F).
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure
Newtonville, NJ
- Average pressure in January:
30.08"Hg - Average pressure in February:
30.06"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.99"Hg - Average pressure in May:
30.02"Hg - Average pressure in June:
29.94"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.09"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed
Newtonville, NJ
- Average wind speed in January:
8.5mph - Average wind speed in February:
8.7mph - Average wind speed in March:
8.8mph - Average wind speed in April:
8.9mph - Average wind speed in May:
7.4mph - Average wind speed in June:
6.8mph
- Average wind speed in July:
6.1mph - Average wind speed in August:
5.9mph - Average wind speed in September:
6.5mph - Average wind speed in October:
7.5mph - Average wind speed in November:
7.7mph - Average wind speed in December:
7.9mph
The windiest month (with the highest average wind speed) is April (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity
Newtonville, NJ
The months with the highest relative humidity are June, September and October (79%).
The month with the lowest relative humidity is April (72%).
Average rainfall
Newtonville, NJ
- Average rainfall in January:
0.75" - Average rainfall in February:
1.14" - Average rainfall in March:
1.22" - Average rainfall in April:
1.1" - Average rainfall in May:
1.3" - Average rainfall in June:
1.22"
The wettest month (with the highest rainfall) is July (1.77").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days
Newtonville, NJ
- Average rainfall days in January:
6.3 days - Average rainfall days in February:
7.5 days - Average rainfall days in March:
10.7 days - Average rainfall days in April:
10.8 days - Average rainfall days in May:
11.8 days - Average rainfall days in June:
11.3 days
- Average rainfall days in July:
14.5 days - Average rainfall days in August:
12.8 days - Average rainfall days in September:
9.4 days - Average rainfall days in October:
8.7 days - Average rainfall days in November:
6.7 days - Average rainfall days in December:
9.2 days
The month with the highest number of rainy days is July (14.5 days).
The month with the least rainy days is January (6.3 days).
Average snowfall
Newtonville, NJ
The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Newtonville, NJ
- Average snowfall days in January:
4.5 days - Average snowfall days in February:
3.8 days - Average snowfall days in March:
2.6 days - Average snowfall days in April:
0.1 days - Average snowfall days in May:
0 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 days - Average snowfall days in November:
0.3 days - Average snowfall days in December:
2.3 days
The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Newtonville, NJ
- Average daylight in January:
9h and 48min - 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 24min - Average daylight in June:
14h and 54min
- Average daylight in July:
14h and 36min - Average daylight in August:
13h and 42min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 6min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 24min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January:
5h and 6min - Average sunshine in February:
4h and 48min - Average sunshine in March:
6h and 18min - Average sunshine in April:
8h and 24min - Average sunshine in May:
8h and 30min - Average sunshine in June:
10h and 0min
- Average sunshine in July:
10h and 30min - Average sunshine in August:
10h and 12min - Average sunshine in September:
8h and 54min - Average sunshine in October:
5h and 36min - Average sunshine in November:
5h and 30min - Average sunshine in December:
5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days
Newtonville, NJ
- Average sunshine days in January:
20.6 days - Average sunshine days in February:
17.3 days - Average sunshine days in March:
16.9 days - Average sunshine days in April:
17.1 days - Average sunshine days in May:
17.3 days - Average sunshine days in June:
16.5 days
- Average sunshine days in July:
14.8 days - Average sunshine days in August:
15 days - Average sunshine days in September:
18.4 days - Average sunshine days in October:
20.7 days - Average sunshine days in November:
21.7 days - Average sunshine days in December:
20 days
The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is July (14.8 days).
Average UV index
Newtonville, NJ
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Newtonville, NJ
The months with the most cloud cover are February and March (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 31).
Average visibility
Newtonville, NJ
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





