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
Witnessing a clear upsurge, the average high-temperature during April escalates from March's icy 35.4°F (1.9°C) to a fresh 50.4°F (10.2°C). Helena, during the month of April, experiences an average low-temperature of 34.2°F (1.2°C).Humidity
The least humid month is April, with an average relative humidity of 77%.Rainfall
In Helena, in April, during 14.8 rainfall days, 2.64" (67mm) of precipitation is typically accumulated. In Helena, New York, during the entire year, the rain falls for 160.1 days and collects up to 29.76" (756mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Helena, in April, snow falls for 4.8 days, with typically accumulated 2.72" (69mm) of snow. Throughout the year, there are 70.6 snowfall days, and 36.02" (915mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 31min.On the first day of the month, sunrise is at 6:38 am and sunset at 7:27 pm. On the last day of April, sunrise is at 5:48 am and sunset at 8:03 pm EDT.
Sunshine
The average sunshine in April is 6.7h.UV index
The average daily maximum UV index in April in Helena is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 3 in April translates into this advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Boost your sun resistance with garments that are densely woven yet spacious. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the least humid month?
What is the average humidity in April?
How many days does it rain in April?
How many days does it snow in April?
How many hours of daylight does Helena have in April?
What time are sunrise and sunset in April in Helena?
How long on average sun shines in April?
What is the UV index intensity in April?
Average temperature in April
Helena, NY
- Average high temperature in April: 50.4°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (23°F).
- Average low temperature in April: 34.2°F
The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).
Average pressure in April
Helena, NY
- Average pressure in April: 29.95"Hg
The months with the highest atmospheric pressure are March and November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in April
Helena, NY
- Average wind speed in April: 8.6mph
The windiest month (with the highest average wind speed) is February (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in April
Helena, NY
- Average humidity in April: 77%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is April (77%).
Average rainfall in April
Helena, NY
- Average rainfall in April: 2.64"
The wettest month (with the highest rainfall) is August (3.23").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in April
Helena, NY
- Average rainfall days in April: 14.8 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is February (6.2 days).
Average snowfall in April
Helena, NY
- Average snowfall in April: 2.72"
The month with the highest snowfall is January (9.02").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Helena, NY
- Average snowfall days in April: 4.8 days
The month with the highest number of snowfall days is February (17.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Helena, NY
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in April: 6h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 42min).
Average sunshine days in April
Helena, NY
- Average sunshine days in April: 11.8 days
The month with the most sunshine days is November (16 days).
The month with the least sunshine days is July (9.1 days).
Average UV index in April
Helena, NY
- Average UV index in April: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Helena, NY
- Average cloud cover in April: 55
The month with the most cloud cover is February (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in April
Helena, NY
- Average visibility in April: 6mi
The months with the highest visibility are April, May, June, July, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Helena, New York, USA
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