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 gives way to April, the average high-temperature displays an increase, moving from a cool 51.1°F (10.6°C) to an enjoyable 63.3°F (17.4°C). Throughout April, Watertown registers a consistent average low-temperature of 43.5°F (6.4°C).Humidity
The average relative humidity in April is 77%.Rainfall
In Watertown, in April, during 15.8 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. Throughout the year, there are 156.1 rainfall days, and 24.8" (630mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows. During 1 snowfall days, in April, Watertown aggregates 0.24" (6mm) of snow. In Watertown, Ohio, during the entire year, snow falls for 31.3 days and aggregates up to 9.37" (238mm) of snow.Daylight
The average length of the day in April in Watertown is 13h and 16min.On the first day of April in Watertown, sunrise is at 7:09 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 8:19 pm EDT.
Sunshine
The average sunshine in April is 7.7h.UV index
The average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 4 during April translates into the following guidance:
Exercise caution. Those with pale skin may experience burns in less than half an hour. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature?
What is the average humidity in April?
How many days does it rain in April in Watertown?
What is the last month it snows?
How many hours of daylight does Watertown have in April?
When is the sunrise / sunset in April?
How long on average sun shines in April in Watertown?
How high is the UV index in April?
Average temperature in April
Watertown, OH
- Average high temperature in April: 63.3°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in April: 43.5°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).
Average pressure in April
Watertown, OH
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in April
Watertown, OH
- Average wind speed in April: 6.6mph
The windiest month (with the highest average wind speed) is February (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in April
Watertown, OH
- Average humidity in April: 77%
The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are June, July and August (76%).
Average rainfall in April
Watertown, OH
- Average rainfall in April: 2.52"
The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in April
Watertown, OH
- Average rainfall days in April: 15.8 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (8.4 days).
Average snowfall in April
Watertown, OH
- Average snowfall in April: 0.24"
The month with the highest snowfall is February (2.8").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Watertown, OH
- Average snowfall days in April: 1 days
The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Watertown, OH
- Average daylight in April: 13h and 2min
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 4min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in April
Watertown, OH
- Average sunshine days in April: 11.9 days
The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (9.8 days).
Average UV index in April
Watertown, 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
Watertown, OH
- Average cloud cover in April: 47
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in April
Watertown, OH
- Average visibility in April: 6mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Watertown, Ohio, USA
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