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
As March transitions into April, a change in temperatures is observed, with average highs moving from an icy 38.8°F (3.8°C) to a chilly 49.6°F (9.8°C). In April, East Williamson reports a consistent average low-temperature of 38.1°F (3.4°C) during the nights.Humidity
In East Williamson, the average relative humidity in April is 78%.Rainfall
In April, the rain falls for 17.1 days. Throughout April, 2.91" (74mm) of precipitation is accumulated. In East Williamson, during the entire year, the rain falls for 171.8 days and collects up to 32.76" (832mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In East Williamson, during April, snow falls for 3.3 days and regularly aggregates up to 1.14" (29mm) of snow. In East Williamson, during the entire year, snow falls for 67.1 days and aggregates up to 22.99" (584mm) of snow.Daylight
In April, the average length of the day is 13h and 26min.On the first day of the month, sunrise is at 6:48 am and sunset at 7:35 pm. On the last day of April, sunrise is at 6:02 am and sunset at 8:09 pm EDT.
Sunshine
In East Williamson, the average sunshine in April is 7.7h.UV index
In East Williamson, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: In April, a daily UV index of 3 turns into the following recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Consider this! The reflection from snow 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 temperature in April?
What is the average humidity in April in East Williamson?
How much does it rain in East Williamson in April?
How many days does it snow in April?
How many hours of daylight does East Williamson have in April?
When is the sunrise / sunset in April?
How many hours of sunshine does East Williamson have in April?
How high is the UV index in April?
Average temperature in April
East Williamson, NY
- Average high temperature in April: 49.6°F
The warmest month (with the highest average high temperature) is July (76.5°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in April: 38.1°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (21°F).
Average pressure in April
East Williamson, NY
- Average pressure in April: 29.96"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
East Williamson, NY
- Average wind speed in April: 11.5mph
The windiest month (with the highest average wind speed) is January (13.1mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).
Average humidity in April
East Williamson, NY
- Average humidity in April: 78%
The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is September (76%).
Average rainfall in April
East Williamson, NY
- Average rainfall in April: 2.91"
The wettest month (with the highest rainfall) is October (3.62").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in April
East Williamson, NY
- Average rainfall days in April: 17.1 days
The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in April
East Williamson, NY
- Average snowfall in April: 1.14"
The month with the highest snowfall is February (6.26").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
East Williamson, NY
- Average snowfall days in April: 3.3 days
The month with the highest number of snowfall days is January (16.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
East Williamson, NY
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in April: 7h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in April
East Williamson, NY
- Average sunshine days in April: 9.3 days
The month with the most sunshine days is May (12.7 days).
The month with the least sunshine days is February (6.3 days).
Average UV index in April
East Williamson, 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
East Williamson, NY
- Average cloud cover in April: 50
The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in April
East Williamson, NY
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
East Williamson, New York, USA
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