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
With the onset of April, Portville's weather sees a temperature rise, transitioning from a wintry 40.1°F (4.5°C) in March to a cool 52.5°F (11.4°C). In Portville, the expected average low-temperature for April is a wintry 34.3°F (1.3°C).Humidity
In Portville, the average relative humidity in April is 80%.Rainfall
The month with the most rainfall in Portville is April, when the rain falls for 16.6 days and typically aggregates up to 3.35" (85mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Portville, in April, during 6.5 snowfall days, 3.11" (79mm) of snow is typically accumulated. In Portville, during the entire year, snow falls for 92.6 days and aggregates up to 43.58" (1107mm) of snow.Daylight
In April, the average length of the day is 13h and 23min.On the first day of April in Portville, sunrise is at 6:54 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 8:11 pm EDT.
Sunshine
In Portville, the average sunshine in April is 6.6h.UV index
In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In April, the UV index of 3 transforms into the following advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature in Portville?
What is the average humidity in April?
What is the rainiest month?
How much does it rain in April?
How much does it snow in April?
How many hours of daylight does Portville have in April?
When 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
Portville, NY
- Average high temperature in April: 52.5°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in April: 34.3°F
The month with the highest average low temperature is July (55.9°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in April
Portville, NY
- 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 (29.94"Hg).
Average wind speed in April
Portville, NY
- Average wind speed in April: 8.8mph
The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in April
Portville, NY
- Average humidity in April: 80%
The months with the highest relative humidity are January and February (89%).
The months with the lowest relative humidity are May, June and July (79%).
Average rainfall in April
Portville, NY
- Average rainfall in April: 3.35"
The wettest month (with the highest rainfall) is April (3.35").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in April
Portville, NY
- Average rainfall days in April: 16.6 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in April
Portville, NY
- Average snowfall in April: 3.11"
The month with the highest snowfall is February (10.63").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Portville, NY
- Average snowfall days in April: 6.5 days
The month with the highest number of snowfall days is January (20.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Portville, NY
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 6h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).
Average sunshine days in April
Portville, NY
- Average sunshine days in April: 8.3 days
The month with the most sunshine days is September (12.4 days).
The month with the least sunshine days is February (5.9 days).
Average UV index in April
Portville, NY
- Average UV index in April: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in April
Portville, NY
- Average cloud cover in April: 57
The month with the most cloud cover is January (Cloud cover 79).
The months with the least cloud cover are July and August (Cloud cover 43).
Average visibility in April
Portville, NY
- Average visibility in April: 5mi
The months with the highest visibility are March, April, May, June, July, October and November (5mi).
The months with the lowest visibility are January, February, August, September and December (4mi).
Portville, New York, USA
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