April weather forecastHanna, OK
April
Weather in April
April in Hanna, Oklahoma, is a pleasant spring month, with an average temperature ranging between min 51.4°F (10.8°C) and max 69.8°F (21°C).Temperature
Hanna's transition into April is marked by a minor temperature shift, moving from an enjoyable 62.2°F (16.8°C) in March to a pleasant 69.8°F (21°C). Throughout the month of April, the nighttime temperature dips to an average of 51.4°F (10.8°C).Humidity
In Hanna, the average relative humidity in April is 74%.Rainfall
In Hanna, in April, it is raining for 13.9 days, with typically 2.6" (66mm) of accumulated precipitation. Throughout the year, there are 132.2 rainfall days, and 29.49" (749mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. April is the last month it regularly snows in Hanna. During 0.1 snowfall days, in April, Hanna aggregates 0.08" (2mm) of snow. In Hanna, during the entire year, snow falls for 5.8 days and aggregates up to 2.91" (74mm) of snow.Daylight
In April, the average length of the day in Hanna is 13h and 6min.On the first day of the month, sunrise is at 7:09 am and sunset at 7:45 pm. On the last day of April, sunrise is at 6:32 am and sunset at 8:08 pm CDT.
Sunshine
In Hanna, the average sunshine in April is 8.1h.UV index
The average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In April, the maximum UV index of 5 transforms into these recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce 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. 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
Hanna, OK
- Average high temperature in April: 69.8°F
The warmest month (with the highest average high temperature) is August (91.9°F).
The month with the lowest average high temperature is January (48°F).
- Average low temperature in April: 51.4°F
The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).
Average pressure in April
Hanna, OK
- Average pressure in April: 29.92"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in April
Hanna, OK
- Average wind speed in April: 10.4mph
The windiest month (with the highest average wind speed) is March (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in April
Hanna, OK
- Average humidity in April: 74%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is August (66%).
Average rainfall in April
Hanna, OK
- Average rainfall in April: 2.6"
The wettest month (with the highest rainfall) is May (4.84").
The driest month (with the least rainfall) is February (1.42").
Average rainfall days in April
Hanna, OK
- Average rainfall days in April: 13.9 days
The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is January (6.9 days).
Average snowfall in April
Hanna, OK
- Average snowfall in April: 0.08"
The month with the highest snowfall is February (1.14").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Hanna, OK
- Average snowfall days in April: 0.1 days
The month with the highest number of snowfall days is February (2 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
Hanna, OK
- Average daylight in April: 13h and 6min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in April: 8h and 6min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in April
Hanna, OK
- Average sunshine days in April: 14.4 days
The month with the most sunshine days is January (21.8 days).
The months with the least sunshine days are April and May (14.4 days).
Average UV index in April
Hanna, OK
- Average UV index in April: 5
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in April
Hanna, OK
- Average cloud cover in April: 40
The months with the most cloud cover are February and March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in April
Hanna, 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).





