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
An upsurge in temperatures occurs as March gives way to April, with average highs shifting from a frosty 44.2°F (6.8°C) to a refreshing 56.8°F (13.8°C). Hillsdale experiences an average nighttime temperature of 38.7°F (3.7°C) in the month of April.Humidity
April, June through August, with an average relative humidity of 78%, are the least humid months.Rainfall
In Hillsdale, in April, during 12.4 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. In Hillsdale, during the entire year, the rain falls for 121.6 days and collects up to 10.75" (273mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Hillsdale, in April, during 2.7 snowfall days, 0.59" (15mm) of snow is typically accumulated. In Hillsdale, during the entire year, snow falls for 49.1 days and aggregates up to 10.43" (265mm) of snow.Daylight
The average length of the day in April is 13h and 20min.On the first day of April in Hillsdale, Pennsylvania, sunrise is at 6:57 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 8:11 pm EDT.
Sunshine
In Hillsdale, the average sunshine in April is 7.5h.UV index
In April, the average daily maximum UV index in Hillsdale, Pennsylvania, is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A daily maximum UV index of 3 in April translates into the following instructions:
Act with care - Obligation to protect against skin and eye damage is highlighted. Around midday, solar radiation is most harmful; hence, exposure should be limited. Stay sun-safe with clothing that is both closely woven and worn loosely. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures?
What is the least humid month?
What is the average humidity in April?
How many days does it rain in April?
How much does it snow in Hillsdale in April?
What is the average length of the day in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Hillsdale have in April?
How high is the UV index in April?
Average temperature in April
Hillsdale, PA
- Average high temperature in April: 56.8°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (30.4°F).
- Average low temperature in April: 38.7°F
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in April
Hillsdale, PA
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in April
Hillsdale, PA
- Average wind speed in April: 8.8mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in April
Hillsdale, PA
- Average humidity in April: 78%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, June, July and August (78%).
Average rainfall in April
Hillsdale, PA
- Average rainfall in April: 0.98"
The wettest month (with the highest rainfall) is May (1.26").
The driest month (with the least rainfall) is September (0.55").
Average rainfall days in April
Hillsdale, PA
- Average rainfall days in April: 12.4 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in April
Hillsdale, PA
- Average snowfall in April: 0.59"
The month with the highest snowfall is January (2.64").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Hillsdale, PA
- Average snowfall days in April: 2.7 days
The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Hillsdale, PA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 7h and 3min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in April
Hillsdale, PA
- Average sunshine days in April: 14.8 days
The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (12.3 days).
Average UV index in April
Hillsdale, PA
- Average UV index in April: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
Hillsdale, PA
- Average cloud cover in April: 52
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in April
Hillsdale, PA
- 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).
Hillsdale, Pennsylvania, USA
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