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 April begins, there is an increase in the average high-temperature, moving from a refreshing 62.1°F (16.7°C) in March to an agreeable 71.2°F (21.8°C). During April, the average low-temperature is recorded at a fresh 50.7°F (10.4°C).Humidity
The average relative humidity in April is 75%.Rainfall
In Williams, in April, during 14.7 rainfall days, 3.74" (95mm) of precipitation is typically accumulated. In Williams, during the entire year, the rain falls for 149.7 days and collects up to 35.08" (891mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Williams, the average length of the day in April is 13h and 6min.On the first day of April, sunrise is at 7:03 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 8:03 pm CDT.
Sunshine
In April, the average sunshine is 8.4h.UV index
The average daily maximum UV index in April in Williams is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 5 in April converts into the following recommendations:
Act with care - The need to guard against sun damage is communicated. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Williams?
What is the average humidity in April in Williams?
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?
When are sunrise and sunset in April?
How many hours of sunshine does Williams have in April?
What is the UV index intensity in April?
Average temperature in April
Williams, OK
- Average high temperature in April: 71.2°F
The warmest month (with the highest average high temperature) is July (93.4°F).
The month with the lowest average high temperature is January (48°F).
- Average low temperature in April: 50.7°F
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).
Average pressure in April
Williams, OK
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Williams, OK
- Average wind speed in April: 7.8mph
The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in April
Williams, OK
- Average humidity in April: 75%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (69%).
Average rainfall in April
Williams, OK
- Average rainfall in April: 3.74"
The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in April
Williams, OK
- Average rainfall days in April: 14.7 days
The month with the highest number of rainy days is March (15.4 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in April
Williams, OK
- Average snowfall in April: 0"
The month with the highest snowfall is February (1.06").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Williams, OK
- Average snowfall days in April: 0.1 days
The month with the highest number of snowfall days is February (1.9 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
Williams, 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 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in April
Williams, OK
- Average sunshine days in April: 13.7 days
The months with the most sunshine days are November and December (19.3 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in April
Williams, OK
- Average UV index in April: 5
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in April
Williams, OK
- Average cloud cover in April: 39
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in April
Williams, 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).
Williams, Oklahoma, USA
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