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 a chilly 47.1°F (8.4°C) to a refreshing 59.9°F (15.5°C). Stillwater records an average nighttime low-temperature of 40.6°F (4.8°C) throughout April.Humidity
The months with the lowest humidity in Stillwater, Ohio, are April and July, with an average relative humidity of 77%.Rainfall
In April, in Stillwater, Ohio, the rain falls for 12.3 days. Throughout April, 1.46" (37mm) of precipitation is accumulated. Throughout the year, there are 123.8 rainfall days, and 14.76" (375mm) of precipitation is accumulated.Snowfall
Months with snowfall in Stillwater are January through May, November and December. In April, in Stillwater, Ohio, it is snowing for 1.3 days. Throughout April, 0.28" (7mm) of snow is accumulated. Throughout the year, there are 31.7 snowfall days, and 6.69" (170mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 19min.On the first day of the month, sunrise is at 7:07 am and sunset at 7:50 pm. On the last day of April, sunrise is at 6:24 am and sunset at 8:20 pm EDT.
Sunshine
The average sunshine in April is 7.3h.UV index
The average daily maximum UV index in April in Stillwater is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In April, the maximum UV index of 4 suggests this advice:
Act with care - The need to guard against sun damage is communicated. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Stillwater?
What is the least humid month in Stillwater?
What is the average humidity in April in Stillwater?
How much does it rain in Stillwater in April?
How much does it snow in Stillwater in April?
How many hours of daylight does Stillwater have in April?
When are sunrise and sunset in April in Stillwater?
How long on average sun shines in April in Stillwater?
How high is the UV index in April in Stillwater?
Average temperature in April
Stillwater, OH
- Average high temperature in April: 59.9°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in April: 40.6°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in April
Stillwater, OH
- Average pressure in April: 29.97"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Stillwater, OH
- Average wind speed in April: 7.8mph
The windiest month (with the highest average wind speed) is January (8.2mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in April
Stillwater, OH
- Average humidity in April: 77%
The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April and July (77%).
Average rainfall in April
Stillwater, OH
- Average rainfall in April: 1.46"
The wettest month (with the highest rainfall) is June (1.73").
The driest months (with the least rainfall) are January and September (0.87").
Average rainfall days in April
Stillwater, OH
- Average rainfall days in April: 12.3 days
The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is February (6.2 days).
Average snowfall in April
Stillwater, OH
- Average snowfall in April: 0.28"
The month with the highest snowfall is February (1.73").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in April
Stillwater, OH
- Average snowfall days in April: 1.3 days
The months with the highest number of snowfall days are January and February (8.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Stillwater, OH
- 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 24min).
- Average sunshine in April: 7h and 2min
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 0min).
Average sunshine days in April
Stillwater, OH
- Average sunshine days in April: 14.3 days
The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is May (13.2 days).
Average UV index in April
Stillwater, OH
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
Stillwater, OH
- Average cloud cover in April: 49
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in April
Stillwater, 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).
Stillwater, Ohio, USA
Weather forecast for your location
2. Allow the app to use your location