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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, is a wintry winter month in Hopewell, New Jersey, with an average temperature fluctuating between 36.5°F (2.5°C) and 23.5°F (-4.7°C). January, with an average high of 36.5°F (2.5°C) and a low of 23.5°F (-4.7°C), signifies the coldest month of the year. Weather in January »
Weather in February
February, the last month of the winter in Hopewell, is also an icy month, with an average temperature ranging between min 26.1°F (-3.3°C) and max 39.7°F (4.3°C). The shift into February finds Hopewell at an average high-temperature of a still icy 39.7°F (4.3°C), closely comparable to January's conditions. Weather in February »
Weather in March
March, the first month of the spring in Hopewell, is a chilly month, with an average temperature varying between 48°F (8.9°C) and 33.1°F (0.6°C). The shift into March is marked by a modest rise in the average high-temperature, moving from February's icy 39.7°F (4.3°C) to a frosty 48°F (8.9°C). Weather in March »
Weather in April
April is a mild spring month in Hopewell, New Jersey, with an average temperature ranging between min 43.2°F (6.2°C) and max 60.3°F (15.7°C). The start of April signals an increase in the average high-temperature, moving from a chilly 48°F (8.9°C) in March to a mild 60.3°F (15.7°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Hopewell, New Jersey, with temperature in the range of an average high of 70.3°F (21.3°C) and an average low of 52.9°F (11.6°C). The arrival of May brings an increase in high-temperatures, moving from a mild 60.3°F (15.7°C) in April to an agreeable 70.3°F (21.3°C). Weather in May »
Weather in June
June, the first month of the summer in Hopewell, is a warm month, with an average temperature ranging between max 78.3°F (25.7°C) and min 60.1°F (15.6°C). June's onset witnesses a minor shift in the average high-temperature, moving from a pleasant 70.3°F (21.3°C) in May to a moderately hot 78.3°F (25.7°C). Weather in June »
Weather in July
July, like June, in Hopewell, New Jersey, is a moderately hot summer month, with an average temperature varying between 66.7°F (19.3°C) and 84.6°F (29.2°C). Hopewell witnesses the warmest weather in July, with temperatures averaging a high of 84.6°F (29.2°C) and a low of 66.7°F (19.3°C). The heat index value for July is calculated to be a tropical 93.2°F (34°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Hopewell, New Jersey, with temperature in the range of an average high of 82.4°F (28°C) and an average low of 64.9°F (18.3°C). The introduction of August sees an average high-temperature of a still moderately hot 82.4°F (28°C), hardly deviating from July. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Hopewell, New Jersey, with an average temperature ranging between min 58.1°F (14.5°C) and max 75.7°F (24.3°C). September is marked by a subtle drop in average high-temperatures, transitioning from 82.4°F (28°C) in August to a still warm 75.7°F (24.3°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Hopewell, New Jersey, with an average temperature ranging between max 63.9°F (17.7°C) and min 48.4°F (9.1°C). October's arrival comes with a decrease in the average high-temperature, moving from a warm 75.7°F (24.3°C) in September to an enjoyable 63.9°F (17.7°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Hopewell, New Jersey, with temperature in the range of an average low of 37.6°F (3.1°C) and an average high of 51.6°F (10.9°C). With November's onset, the average high-temperature recedes from October's comfortable 63.9°F (17.7°C) to a fresh 51.6°F (10.9°C). Weather in November »
Weather in December
The first month of the winter, December, is also an icy month in Hopewell, New Jersey, with temperature in the range of an average high of 42.4°F (5.8°C) and an average low of 31.1°F (-0.5°C). December's onset brings a reduction in the average high-temperature, from a cool 51.6°F (10.9°C) in November to a wintry 42.4°F (5.8°C). Weather in December »
Updated: Jul 17, 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
What is the coldest month?
January is the month when Hopewell experiences its coldest temperatures, averaging a high of 36.5°F (2.5°C) and a low of 23.5°F (-4.7°C).
How much does it rain?
Throughout the year, there are 107.3 rainfall days, and 8.82" (224mm) of precipitation is accumulated.
When does it snow?
January through May, November and December are months with snowfall.
How many days does it snow?
In Hopewell, during the entire year, snow falls for 15.5 days and aggregates up to 2.76" (70mm) of snow.
When is the lowest UV index in Hopewell?
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What are the most humid months?
February and October, with an average relative humidity of 79%, are most humid months.
What is the month with the least sunshine?
The month with the least sunshine is February, with an average of 4.7h of sunshine.
What is the snowiest month?
March is the month with the most snowfall. Snow falls for 3.7 days and accumulates 0.75" (19mm) of snow.
When is Daylight Saving Time (DST)?
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.
What is the least humid month?
April is the least humid month, with an average relative humidity of 74%.
What is the month with the highest UV index?
The months with the highest UV index are May through August, with an average maximum UV index of 6.
When it does not snow?
June through October are months without snowfall.
When are the longest days?
The month with the longest days is June, with an average of 15h and 0min of daylight.
What are the warmest months?
With average high and low temperatures of 84.6°F (29.2°C) and 66.7°F (19.3°C) respectively, July is Hopewell's warmest month.
What is the wettest month in Hopewell?
The month with the most rainfall is July, when the rain falls for 12.9 days and typically aggregates up to 1.18" (30mm) of precipitation.
What month has the most sunshine?
With an average of 10.6h of sunshine, July has the most sunshine of the year in Hopewell.
What is the driest month?
The month with the least rainfall is September, when the rain falls for 8.5 days and typically collects 0.35" (9mm) of precipitation.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 18min of daylight.
Average temperature
Hopewell, NJ
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (36.5°F).
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure
Hopewell, NJ
- Average pressure in January:
30.08"Hg - Average pressure in February:
30.05"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.99"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:
30.05"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
Hopewell, NJ
- Average wind speed in January:
8.4mph - Average wind speed in February:
8.4mph - Average wind speed in March:
8.6mph - Average wind speed in April:
8.4mph - Average wind speed in May:
6.8mph - Average wind speed in June:
6.2mph
- Average wind speed in July:
5.4mph - Average wind speed in August:
5.3mph - Average wind speed in September:
5.8mph - Average wind speed in October:
7mph - Average wind speed in November:
7.4mph - Average wind speed in December:
7.8mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity
Hopewell, NJ
The months with the highest relative humidity are February and October (79%).
The month with the lowest relative humidity is April (74%).
Average rainfall
Hopewell, NJ
- Average rainfall in January:
0.47" - Average rainfall in February:
0.59" - Average rainfall in March:
0.75" - Average rainfall in April:
0.59" - Average rainfall in May:
0.83" - Average rainfall in June:
0.71"
- Average rainfall in July:
1.18" - Average rainfall in August:
1.02" - Average rainfall in September:
0.35" - Average rainfall in October:
0.67" - Average rainfall in November:
0.67" - Average rainfall in December:
0.98"
The wettest month (with the highest rainfall) is July (1.18").
The driest month (with the least rainfall) is September (0.35").
Average rainfall days
Hopewell, NJ
- Average rainfall days in January:
5.8 days - Average rainfall days in February:
6 days - Average rainfall days in March:
8.9 days - Average rainfall days in April:
9.3 days - Average rainfall days in May:
11 days - Average rainfall days in June:
11.6 days
- Average rainfall days in July:
12.9 days - Average rainfall days in August:
11.8 days - Average rainfall days in September:
8.5 days - Average rainfall days in October:
8.5 days - Average rainfall days in November:
5.5 days - Average rainfall days in December:
7.5 days
The month with the highest number of rainy days is July (12.9 days).
The month with the least rainy days is November (5.5 days).
Average snowfall
Hopewell, NJ
- Average snowfall in January:
0.47" - Average snowfall in February:
0.63" - Average snowfall in March:
0.75" - Average snowfall in April:
0.08" - Average snowfall in May:
0.2" - Average snowfall in June:
0"
The month with the highest snowfall is March (0.75").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days
Hopewell, NJ
- Average snowfall days in January:
3.7 days - Average snowfall days in February:
4.3 days - Average snowfall days in March:
3.7 days - Average snowfall days in April:
0.4 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:
0.7 days - Average snowfall days in December:
2.5 days
The month with the highest number of snowfall days is February (4.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Hopewell, NJ
- Average daylight in January:
9h and 4min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 2min - Average daylight in June:
15h and 0min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January:
5h and 1min - Average sunshine in February:
4h and 4min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 2min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days
Hopewell, NJ
- Average sunshine days in January:
22.3 days - Average sunshine days in February:
18.6 days - Average sunshine days in March:
18.4 days - Average sunshine days in April:
19 days - Average sunshine days in May:
16.3 days - Average sunshine days in June:
15.4 days
- Average sunshine days in July:
13.6 days - Average sunshine days in August:
16.4 days - Average sunshine days in September:
18.8 days - Average sunshine days in October:
20.7 days - Average sunshine days in November:
22.7 days - Average sunshine days in December:
21.2 days
The month with the most sunshine days is November (22.7 days).
The month with the least sunshine days is July (13.6 days).
Average UV index
Hopewell, 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, March, November and December (UV index 2).
Average cloud cover
Hopewell, NJ
The months with the most cloud cover are February and December (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility
Hopewell, NJ
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Hopewell, New Jersey, USA
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