April weather forecast and climate
Oklahoma City, OK

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
April in Oklahoma City, Oklahoma, is an agreeable spring month, with average temperature fluctuating between 70.3°F (21.3°C) and 50.9°F (10.5°C).

Temperature

In April, the average high-temperature slightly increases, from an enjoyable 62.4°F (16.9°C) in March, to an agreeable 70.3°F (21.3°C). In Oklahoma City, in April, the average low-temperature is 50.9°F (10.5°C).

Humidity

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

Rainfall

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

Snowfall

Months with snowfall in Oklahoma City are January through April, November and December. April is the last month it regularly snows. During 0.3 snowfall days, in April, Oklahoma City aggregates 0.04" (1mm) of snow. In Oklahoma City, during the entire year, snow falls for 8.1 days, and aggregates up to 3.54" (90mm) of snow.

Daylight

In Oklahoma City, the average length of the day is 13.1h.

Sunshine

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

UV index

In April, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 5 in April transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in April in Oklahoma City?

The average high-temperature, in April, is 70.3°F (21.3°C), while the average 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 many days does it rain in April in Oklahoma City?

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 in Oklahoma City?

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 Oklahoma City?

The average length of the day in April is 13.1h.

How long on average sun shines in April in Oklahoma City?

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

What is the UV index intensity in April in Oklahoma City?

In Oklahoma City, the average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from the exposure to the Sun's UV radiation.
Average temperature in April - Oklahoma City, OK
  • Average high temperature in April: 21.3°C

The warmest month (with the highest average high temperature) is July (34.2°C).
The month with the lowest average high temperature is January (9.2°C).

  • Average low temperature in April: 10.5°C

The month with the highest average low temperature is July (22.9°C).
The coldest month (with the lowest average low temperature) is January (-0.2°C).

Average pressure in April - Oklahoma City, OK
  • Average pressure in April: 1012.4mbar

The month with the highest atmospheric pressure is January (1021.3mbar).
The month with the lowest atmospheric pressure is June (1011.6mbar).

Average wind speed in April - Oklahoma City, OK
  • Average wind speed in April: 19.8km/h

The windiest month (with the highest average wind speed) is April (19.8km/h).
The calmest month (with the lowest average wind speed) is August (13.9km/h).

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: 69mm

The wettest month (with the highest rainfall) is May (104mm).
The driest month (with the least rainfall) is December (23mm).

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: 1mm

The month with the highest snowfall is February (32mm).
Months with the least snowfall are May, June, July, August, September and October (0mm).

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).
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: 13.1h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in April: 8.3h

Months with the most sunshine are July and August (Average sunshine: 11h).
The month with the least sunshine is December (Average sunshine: 6h).

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: 5

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: 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: 9km

Months with the highest visibility are January, February, March, June, July, August, September, October, November and December (10km).
Months with the lowest visibility are April and May (9km).