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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 an icy winter month in Hopatcong, New Jersey, with temperature in the range of an average high of 33.4°F (0.8°C) and an average low of 20.7°F (-6.3°C). The month of January, characterized by an average high of 33.4°F (0.8°C) and a low of 20.7°F (-6.3°C), is recognized as the coldest. Weather in January »
Weather in February
February, the last month of the winter in Hopatcong, is also a wintry month, with an average temperature ranging between max 37°F (2.8°C) and min 22.3°F (-5.4°C). With the onset of February, Hopatcong's average high-temperature clocks in at a still cold 37°F (2.8°C), showing a minor fluctuation from the previous month. Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Hopatcong, New Jersey, with temperature in the range of an average high of 45.1°F (7.3°C) and an average low of 29.8°F (-1.2°C). A subtle rise in the average high-temperature is observed during March, adjusting from an icy 37°F (2.8°C) in February to a chilly 45.1°F (7.3°C). Weather in March »
Weather in April
April in Hopatcong, New Jersey, is a mild spring month, with an average temperature ranging between min 40.1°F (4.5°C) and max 57.9°F (14.4°C). With the onset of April, Hopatcong experiences a temperature shift, with the average high-temperature moving from a frosty 45.1°F (7.3°C) in March to a moderate 57.9°F (14.4°C). Weather in April »
Weather in May
May, the last month of the spring in Hopatcong, is a pleasant month, with temperature in the range of an average low of 49.8°F (9.9°C) and an average high of 68.2°F (20.1°C). May signals a shift in the average high-temperature, moving from April's moderate 57.9°F (14.4°C) to a pleasant 68.2°F (20.1°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Hopatcong, New Jersey, with an average temperature varying between 76.6°F (24.8°C) and 57°F (13.9°C). Hopatcong's transition into June sees a mild rise in the average high-temperature, edging from a pleasant 68.2°F (20.1°C) in May to a moderately hot 76.6°F (24.8°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Hopatcong, New Jersey, with an average temperature varying between 63.1°F (17.3°C) and 82.9°F (28.3°C). The temperatures reach their highest averages in July, with highs of 82.9°F (28.3°C) and lows of 63.1°F (17.3°C). The heat index for July is appraised at a hot 89.6°F (32°C). Weather in July »
Weather in August
August, the last month of the summer in Hopatcong, is another warm month, with an average temperature varying between 80.8°F (27.1°C) and 61.3°F (16.3°C). The shift into August finds Hopatcong at an average high-temperature of a still moderately hot 80.8°F (27.1°C), closely comparable to July's conditions. Weather in August »
Weather in September
September, the first month of the autumn in Hopatcong, is also a moderately hot month, with an average temperature varying between 55.2°F (12.9°C) and 73.9°F (23.3°C). The shift from August to September includes a small decrease in the average high-temperature, from 80.8°F (27.1°C) to a still moderately hot 73.9°F (23.3°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Hopatcong, New Jersey, with temperature in the range of an average low of 45.5°F (7.5°C) and an average high of 61.5°F (16.4°C). The onset of October introduces a moderate change in Hopatcong's weather, with average high-temperatures falling from September's warm 73.9°F (23.3°C) to a refreshing 61.5°F (16.4°C). Weather in October »
Weather in November
November, the last month of the autumn in Hopatcong, is another chilly month, with an average temperature varying between 34.7°F (1.5°C) and 49.1°F (9.5°C). November brings a decrease in the average high-temperature, falling from October's refreshing 61.5°F (16.4°C) to a frosty 49.1°F (9.5°C). Weather in November »
Weather in December
December, the first month of the winter in Hopatcong, is also a wintry month, with temperature in the range of an average high of 39.6°F (4.2°C) and an average low of 27.9°F (-2.3°C). The onset of December introduces a moderate change in Hopatcong's weather, with average high-temperatures falling from November's chilly 49.1°F (9.5°C) to a wintry 39.6°F (4.2°C). Weather in December »
Updated: Aug 29, 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 time of the year is the coldest?
January is the month when Hopatcong sees the average lowest temperatures, with a high of 33.4°F (0.8°C) and a low of 20.7°F (-6.3°C).
How many days does it rain?
Throughout the year, in Hopatcong, there are 162.3 rainfall days, and 31.54" (801mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through May, October through December.
How much does it snow?
Throughout the year, there are 36.2 snowfall days, and 19.61" (498mm) of snow is accumulated.
What are the most humid months in Hopatcong?
The months with the highest humidity are February, October and December, with an average relative humidity of 81%.
What is the snowiest month?
The month with the most snowfall is February, when snow falls for 9.4 days and typically aggregates up to 4.61" (117mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine in Hopatcong, New Jersey, is February, with an average of 4.4h of sunshine.
When is Daylight Saving Time (DST) in Hopatcong?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Hopatcong, 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 76%.
When it does not snow?
In Hopatcong, snow does not fall in June through September.
When are the longest days?
With an average of 15h and 6min of daylight, June has the longest days of the year.
What are the months with the highest UV index?
June and July, with an average maximum UV index of 6, are months with the highest UV index.
What is the warmest month?
Hopatcong records the warmest temperatures in July, averaging a high of 82.9°F (28.3°C) and a low of 63.1°F (17.3°C).
What is the rainiest month in Hopatcong?
July is the month with the most rainfall. Rain falls for 17.8 days and accumulates 3.35" (85mm) of precipitation.
What month has the most sunshine?
With an average of 10.2h of sunshine, July has the most sunshine of the year.
What is the driest month?
September is the month with the least rainfall. Rain falls for 12.3 days and accumulates 1.65" (42mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 18min of daylight.
What is the month with the lowest UV index?
The month with the lowest UV index in Hopatcong is December, with an average maximum UV index of 1.
Average temperature
Hopatcong, NJ
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (33.4°F).
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure
Hopatcong, NJ
- Average pressure in January:
30.07"Hg - Average pressure in February:
30.04"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:
30.08"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
Hopatcong, NJ
- Average wind speed in January:
7.9mph - Average wind speed in February:
7.9mph - Average wind speed in March:
8.1mph - Average wind speed in April:
7.7mph - Average wind speed in May:
6.2mph - Average wind speed in June:
5.8mph
- Average wind speed in July:
5mph - Average wind speed in August:
5mph - 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 months (with the lowest average wind speed) are July and August (5mph).
Average humidity
Hopatcong, NJ
The months with the highest relative humidity are February, October and December (81%).
The month with the lowest relative humidity is April (76%).
Average rainfall
Hopatcong, NJ
- Average rainfall in January:
2.05" - Average rainfall in February:
2.05" - Average rainfall in March:
2.64" - Average rainfall in April:
2.83" - Average rainfall in May:
3.11" - Average rainfall in June:
2.91"
- Average rainfall in July:
3.35" - Average rainfall in August:
2.72" - Average rainfall in September:
1.65" - Average rainfall in October:
2.99" - Average rainfall in November:
2.28" - Average rainfall in December:
2.95"
The wettest month (with the highest rainfall) is July (3.35").
The driest month (with the least rainfall) is September (1.65").
Average rainfall days
Hopatcong, NJ
- Average rainfall days in January:
7.5 days - Average rainfall days in February:
9.8 days - Average rainfall days in March:
12.4 days - Average rainfall days in April:
16.6 days - Average rainfall days in May:
17.4 days - Average rainfall days in June:
17 days
- Average rainfall days in July:
17.8 days - Average rainfall days in August:
15.9 days - Average rainfall days in September:
12.3 days - Average rainfall days in October:
13.9 days - Average rainfall days in November:
10.2 days - Average rainfall days in December:
11.5 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.5 days).
Average snowfall
Hopatcong, NJ
- Average snowfall in January:
4.41" - Average snowfall in February:
4.61" - Average snowfall in March:
4.57" - Average snowfall in April:
0.35" - Average snowfall in May:
0.51" - Average snowfall in June:
0"
The month with the highest snowfall is February (4.61").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Hopatcong, NJ
- Average snowfall days in January:
9.8 days - Average snowfall days in February:
9.4 days - Average snowfall days in March:
7.2 days - Average snowfall days in April:
1.5 days - Average snowfall days in May:
0.3 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:
0.4 days - Average snowfall days in November:
1.6 days - Average snowfall days in December:
6 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Hopatcong, 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 3min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 2min
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 5min - Average sunshine in February:
4h and 2min - Average sunshine in March:
6h and 0min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
9h and 5min - Average sunshine in September:
8h and 3min - Average sunshine in October:
5h and 2min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days
Hopatcong, NJ
- Average sunshine days in January:
16.3 days - Average sunshine days in February:
12.7 days - Average sunshine days in March:
13.3 days - Average sunshine days in April:
11.3 days - Average sunshine days in May:
11.8 days - Average sunshine days in June:
10.9 days
- Average sunshine days in July:
11.8 days - Average sunshine days in August:
13.5 days - Average sunshine days in September:
15.2 days - Average sunshine days in October:
15.4 days - Average sunshine days in November:
17.5 days - Average sunshine days in December:
14.9 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (10.9 days).
Average UV index
Hopatcong, NJ
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Hopatcong, NJ
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility
Hopatcong, NJ
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Hopatcong, New Jersey, USA
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