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
The shift into April brings a slight increase in the average high-temperature, moving from a mild 60.1°F (15.6°C) in March to an enjoyable 67.8°F (19.9°C). Blackwell cools down to an average low-temperature of 48.9°F (9.4°C) throughout the month of April.Humidity
In April, the average relative humidity is 69%.Rainfall
In Blackwell, in April, it is raining for 12.7 days, with typically 2.2" (56mm) of accumulated precipitation. Throughout the year, in Blackwell, there are 116.1 rainfall days, and 21.57" (548mm) of precipitation is accumulated.Snowfall
In Blackwell, snow does not fall in April through September.Daylight
The average length of the day in April in Blackwell is 13h and 10min.On the first day of April, sunrise is at 7:13 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 8:17 pm CDT.
Sunshine
In Blackwell, the average sunshine in April is 8.6h.UV index
In April, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In April, a daily UV index of 5 turns into the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Caution! The reflection of snow can nearly 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 are the temperatures in Blackwell in April?
What is the average humidity in April?
How much does it rain in April?
When it does not snow?
Does it snow in April?
What is the average length of the day in April?
What time are sunrise and sunset in April?
How long on average sun shines in April in Blackwell?
How high is the UV index in April?
Average temperature in April
Blackwell, OK
- Average high temperature in April: 67.8°F
The warmest month (with the highest average high temperature) is July (93.7°F).
The month with the lowest average high temperature is January (45.5°F).
- Average low temperature in April: 48.9°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in April
Blackwell, OK
- Average pressure in April: 29.9"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in April
Blackwell, OK
- Average wind speed in April: 11.4mph
The windiest month (with the highest average wind speed) is April (11.4mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).
Average humidity in April
Blackwell, OK
- Average humidity in April: 69%
The month with the highest relative humidity is May (74%).
The month with the lowest relative humidity is July (61%).
Average rainfall in April
Blackwell, OK
- Average rainfall in April: 2.2"
The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is December (0.59").
Average rainfall days in April
Blackwell, OK
- Average rainfall days in April: 12.7 days
The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is January (4.5 days).
Average snowfall in April
Blackwell, OK
- Average snowfall in April: 0"
The month with the highest snowfall is February (0.91").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in April
Blackwell, OK
- Average snowfall days in April: 0.1 days
The month with the highest number of snowfall days is February (2.4 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
Blackwell, OK
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in April: 8h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 18min).
The months with the least sunshine are January and December (Average sunshine: 6h and 12min).
Average sunshine days in April
Blackwell, OK
- Average sunshine days in April: 16.3 days
The month with the most sunshine days is January (24 days).
The month with the least sunshine days is May (13.7 days).
Average UV index in April
Blackwell, OK
- Average UV index in April: 5
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in April
Blackwell, OK
- Average cloud cover in April: 36
The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in April
Blackwell, OK
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Blackwell, Oklahoma, USA
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