Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
April's arrival brings a temperature shift, moving from a frosty 45°F (7.2°C) in March to a mild 57.7°F (14.3°C). The month of April records an average low-temperature of 39.9°F (4.4°C).Humidity
The least humid month in Lake Hopatcong is April, with an average relative humidity of 76%.Rainfall
In Lake Hopatcong, in April, it is raining for 16.3 days, with typically 3.19" (81mm) of accumulated precipitation. In Lake Hopatcong, during the entire year, the rain falls for 160.1 days and collects up to 35.87" (911mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In April, in Lake Hopatcong, it is snowing for 1.6 days. Throughout April, 0.39" (10mm) of snow is accumulated. Throughout the year, there are 40.2 snowfall days, and 23.62" (600mm) of snow is accumulated.Daylight
In Lake Hopatcong, New Jersey, the average length of the day in April is 13h and 20min.On the first day of April in Lake Hopatcong, sunrise is at 6:40 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 7:54 pm EDT.
Sunshine
In Lake Hopatcong, the average sunshine in April is 7.7h.UV index
In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: In April, the maximum UV index of 3 suggests this advice:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature?
What is the least humid month in Lake Hopatcong?
What is the average humidity in April?
How many days does it rain in April?
How much does it snow in April?
How many hours of daylight does Lake Hopatcong have in April?
What time are sunrise and sunset in April?
How long on average sun shines in April?
What is the UV index intensity in April?
Average temperature in April
Lake Hopatcong, NJ
- Average high temperature in April: 57.7°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (33.3°F).
- Average low temperature in April: 39.9°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in April
Lake Hopatcong, NJ
- Average pressure in April: 29.98"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 in April
Lake Hopatcong, NJ
- Average wind speed in April: 7.7mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in April
Lake Hopatcong, NJ
- Average humidity in April: 76%
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 in April
Lake Hopatcong, NJ
- Average rainfall in April: 3.19"
The wettest month (with the highest rainfall) is July (3.66").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in April
Lake Hopatcong, NJ
- Average rainfall days in April: 16.3 days
The months with the highest number of rainy days are May and July (17.4 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in April
Lake Hopatcong, NJ
- Average snowfall in April: 0.39"
The month with the highest snowfall is February (5.71").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Lake Hopatcong, NJ
- Average snowfall days in April: 1.6 days
The month with the highest number of snowfall days is February (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Lake Hopatcong, NJ
- Average daylight in April: 13h 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 April: 7h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in April
Lake Hopatcong, NJ
- Average sunshine days in April: 11.8 days
The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is June (10.6 days).
Average UV index in April
Lake Hopatcong, NJ
- Average UV index in April: 3
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
Lake Hopatcong, NJ
- Average cloud cover in April: 50
The months with the most cloud cover are February, March and December (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in April
Lake Hopatcong, NJ
- Average visibility in April: 6mi
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).
Lake Hopatcong, New Jersey, USA
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