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
April's arrival signals a subtle increase in average high-temperatures, moving from March's refreshing 62.2°F (16.8°C) to a pleasant 69.6°F (20.9°C). Grayson's nights in April cool down to an average low-temperature of 51.1°F (10.6°C).Humidity
In Grayson, Oklahoma, the average relative humidity in April is 74%.Rainfall
In April, in Grayson, the rain falls for 14.7 days. Throughout April, 2.83" (72mm) of precipitation is accumulated. In Grayson, during the entire year, the rain falls for 136.7 days and collects up to 30.67" (779mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Grayson. April is the last month it regularly snows in Grayson, Oklahoma. During 0.1 snowfall days, in April, Grayson aggregates 0.04" (1mm) of snow. In Grayson, during the entire year, snow falls for 6.1 days and aggregates up to 3.7" (94mm) of snow.Daylight
In April, the average length of the day in Grayson is 13h and 7min.On the first day of the month, sunrise is at 7:08 am and sunset at 7:45 pm. On the last day of April, in Grayson, sunrise is at 6:31 am and sunset at 8:09 pm CDT.
Sunshine
In April, the average sunshine in Grayson, Oklahoma, is 8.1h.UV index
In April, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum UV index of 5 in April translates into the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Frequently asked questions
What is the usual temperature for Grayson in April?
What is the average humidity in April in Grayson?
How many days does it rain in April in Grayson?
What is the last month it snows in Grayson?
What is the average length of the day in April in Grayson?
When is the sunrise / sunset in April in Grayson?
How long on average sun shines in April in Grayson?
What is the UV index intensity in April in Grayson?
Average temperature in April
Grayson, OK
- Average high temperature in April: 69.6°F
The warmest month (with the highest average high temperature) is August (91.6°F).
The month with the lowest average high temperature is January (47.7°F).
- Average low temperature in April: 51.1°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).
Average pressure in April
Grayson, 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
Grayson, OK
- Average wind speed in April: 10.5mph
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
Grayson, 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
Grayson, OK
- Average rainfall in April: 2.83"
The wettest month (with the highest rainfall) is May (5").
The driest month (with the least rainfall) is February (1.46").
Average rainfall days in April
Grayson, OK
- Average rainfall days in April: 14.7 days
The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (6.4 days).
Average snowfall in April
Grayson, OK
- Average snowfall in April: 0.04"
The month with the highest snowfall is February (1.73").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Grayson, OK
- Average snowfall days in April: 0.1 days
The month with the highest number of snowfall days is February (2.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Grayson, OK
- Average daylight in April: 13h and 1min
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 1min
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
Grayson, OK
- Average sunshine days in April: 13.3 days
The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is May (13.1 days).
Average UV index in April
Grayson, 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
Grayson, OK
- Average cloud cover in April: 39
The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in April
Grayson, 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).
Grayson, Oklahoma, USA
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