April weather forecastLancaster, OH
April
Weather in April
April brings more apparent signs of spring compared to the previous month. The month typically receives only 0.08" (2mm) of snowfall, indicating that winter has indeed taken its leave. The temperatures continue to climb as flowers bloom, trees regain their greenery, and wildlife slowly stirs back to life. Despite the occasional rainfall, the increase in daylight hours and a noticeable reduction in cloudiness promise brighter and sunnier days ahead. Lancaster residents cherish this month as they again enjoy outdoor activities after a long, cold, winter period.Temperature
The beginning of April signals a rise in the average high-temperature, moving from a chilly 49.6°F (9.8°C) in March to a refreshing 61.5°F (16.4°C). In the month of April, Lancaster witnesses a consistent average low-temperature of 43°F (6.1°C).Humidity
The months with the lowest humidity are April and November, with an average relative humidity of 76%.Rainfall
In Lancaster, during April, the rain falls for 14.9 days and regularly aggregates up to 1.89" (48mm) of precipitation. Throughout the year, there are 150.9 rainfall days, and 20.35" (517mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows. During 0.8 snowfall days, in April, Lancaster aggregates 0.08" (2mm) of snow. In Lancaster, during the entire year, snow falls for 38.3 days and aggregates up to 7.95" (202mm) of snow.Daylight
The average length of the day in April is 13h and 17min.On the first day of April in Lancaster, Ohio, sunrise is at 7:13 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 8:23 pm EDT.
Sunshine
In April, the average sunshine is 7.7h.UV index
In Lancaster, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In April, the maximum UV index of 4 transforms into these recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Lancaster, OH
- Average high temperature in April: 61.5°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (33.6°F).
- Average low temperature in April: 43°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure in April
Lancaster, OH
- Average pressure in April: 29.97"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Lancaster, OH
- Average wind speed in April: 8.6mph
The windiest month (with the highest average wind speed) is January (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in April
Lancaster, OH
- Average humidity in April: 76%
The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are April and November (76%).
Average rainfall in April
Lancaster, OH
- Average rainfall in April: 1.89"
The wettest month (with the highest rainfall) is May (2.32").
The driest month (with the least rainfall) is September (1.22").
Average rainfall days in April
Lancaster, OH
- Average rainfall days in April: 14.9 days
The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is November (8.3 days).
Average snowfall in April
Lancaster, OH
- Average snowfall in April: 0.08"
The month with the highest snowfall is February (2.24").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Lancaster, OH
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (12.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Lancaster, OH
- Average daylight in April: 13h and 18min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in April: 7h and 42min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in April
Lancaster, OH
- Average sunshine days in April: 13.1 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is July (10.9 days).
Average UV index in April
Lancaster, OH
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Lancaster, OH
- Average cloud cover in April: 45
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in April
Lancaster, OH
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, August, October, November and December (6mi).
The months with the lowest visibility are January, July and September (5mi).





