April weather forecast
Oklahoma City, OK

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The State Capitol Building, Oklahoma City, Oklahoma, with flags and a statue outside
The State Capitol Building, Oklahoma City, Oklahoma, with flags and a statue outside

Weather in April

April amplifies the spring weather in Oklahoma City with further increase in temperature and precipitation. The month serves as a harbinger to the eminence of warmer weather and the city's stormy season. The city plays host to a variety of thunderstorms during this period, marked by increased levels of humidity. The foliage starts to bloom in full swing, painting the city in vibrant hues. Taking the weather extremes into account, the temperature ramps up significantly with the warmest day reaching up to 70.3°F (21.3°C) and the coldest dipping to about 50.9°F (10.5°C).

Temperature

April brings a slight increase in the average high-temperature, progressing from an enjoyable 62.4°F (16.9°C) in March to an agreeable 70.3°F (21.3°C). Oklahoma City's nighttime temperature in April falls to an average of 50.9°F (10.5°C).

Humidity

In Oklahoma City, the average relative humidity in April is 68%.

Rainfall

In April, the rain falls for 12.8 days. Throughout April, 2.72" (69mm) of precipitation is accumulated. In Oklahoma City, during the entire year, the rain falls for 121 days and collects up to 24.96" (634mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. April is the last month it regularly snows. During 0.3 snowfall days, in April, Oklahoma City aggregates 0.04" (1mm) of snow. Throughout the year, there are 8.1 snowfall days, and 3.54" (90mm) of snow is accumulated.

Daylight

In Oklahoma City, the average length of the day in April is 13h and 7min.
On the first day of the month, sunrise is at 7:15 am and sunset at 7:52 pm. On the last day of April, sunrise is at 6:38 am and sunset at 8:15 pm CDT.

Sunshine

The average sunshine in April is 8.3h.

UV index

The average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: An average maximum UV index of 5 in April leads to these recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Updated: Jun 4, 2024 | Published by: Weather U.S. | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What are April temperatures?

The high-temperature during April is 70.3°F (21.3°C) and the low-temperature is 50.9°F (10.5°C).

What is the average humidity in April in Oklahoma City?

In Oklahoma City, the average relative humidity in April is 68%.

How much does it rain in April?

In Oklahoma City, Oklahoma, in April, during 12.8 rainfall days, 2.72" (69mm) of precipitation is typically accumulated.

What is the last month it snows?

April is the last month it regularly snows. During 0.3 snowfall days, in April, Oklahoma City aggregates 0.04" (1mm) of snow.

What is the average length of the day in April?

In April, the average day length is 13h and 7min.

When are sunrise and sunset in April?

On the first day of April, sunrise is at 7:15 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 8:15 pm CDT.

How long on average sun shines in April?

In April, the average sunshine duration in Oklahoma City, Oklahoma, is 8.3h.

What is the UV index reading in April?

The average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Oklahoma City, OK

Average temperature in April - Oklahoma City, OK
  • Average high temperature in April: 70.3°F

The warmest month (with the highest average high temperature) is July (93.6°F).
The month with the lowest average high temperature is January (48.6°F).

  • Average low temperature in April: 50.9°F

The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).

Average pressure in April
Oklahoma City, OK

Average pressure in April - Oklahoma City, 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
Oklahoma City, OK

Average wind speed in April - Oklahoma City, OK
  • Average wind speed in April: 12.3mph

The windiest month (with the highest average wind speed) is April (12.3mph).
The calmest month (with the lowest average wind speed) is August (8.6mph).

Average humidity in April
Oklahoma City, OK

Average humidity in April - Oklahoma City, OK
  • Average humidity in April: 68%

The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (60%).

Average rainfall in April
Oklahoma City, OK

Average rainfall in April - Oklahoma City, OK
  • Average rainfall in April: 2.72"

The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is December (0.91").

Average rainfall days in April
Oklahoma City, OK

Average rainfall days in April - Oklahoma City, OK
  • Average rainfall days in April: 12.8 days

The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is January (4.5 days).

Average snowfall in April
Oklahoma City, OK

Average snowfall in April - Oklahoma City, OK
  • Average snowfall in April: 0.04"

The month with the highest snowfall is February (1.26").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in April
Oklahoma City, OK

Average snowfall days in April - Oklahoma City, OK
  • Average snowfall days in April: 0.3 days

The month with the highest number of snowfall days is February (3 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
Oklahoma City, OK

Average daylight in April / Average sunshine in April - Oklahoma City, 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: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

Average sunshine days in April
Oklahoma City, OK

Average sunshine days in April - Oklahoma City, OK
  • Average sunshine days in April: 15.3 days

The month with the most sunshine days is January (24.4 days).
The month with the least sunshine days is May (13.9 days).

Average UV index in April
Oklahoma City, OK

Average UV index in April - Oklahoma City, 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
Oklahoma City, OK

Average cloud cover in April - Oklahoma City, OK
  • Average cloud cover in April: 36

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in April
Oklahoma City, OK

Average visibility in April - Oklahoma City, 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).

Oklahoma City, Oklahoma, USA

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