Oklahoma City
Oklahoma, USA
Long-term weather forecast
Long-term weather forecast

Monthly 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
Oklahoma City lies within the temperate humid subtropical climate (Köppen climate classification: Cfa) with the regular daily and seasonally weather fluctuations, except for the hot and wet summer months. Steady winds from the south help excite the hot weather during the summer, whereas consistent winds from the north stir up the cold weather throughout the winter. The mean annual temperature is 61.4°F (16.3°C). The average annual precipitation rate is 36.5" (927.1mm).

Winter sets in December and lasts until the very end of February. Winters are cold and relatively dry - every winter snows, with an average snowfall reading at 7.6" (193mm).

Spring picks up in March and ends in early June. During this season, warm, moist air from the Gulf of Mexico conflicts with cold, dry air from Canada.
Oklahoma City is one of the most tornado-prone places in the world. Precipitation during this season is accompanied by a severe thunderstorm, tornadoes, and large hail.

Summer in Oklahoma City is sweltering and humid. Nevertheless, from mid-June onwards, days are dry with minimal encounters of severe and frequent showers and thunderstorms in comparison with late-April to mid-June.

Autumn runs from July to November. Precipitation is at a peak in September and October, opposed to hot and dry July and August. November is chilly, but daytime temperatures are warm.
The autumn season is excellent for visiting Oklahoma City, especially from late August to early November. The beginning of August is the warmest period of the year where the temperatures average 97.2°F (36.2°C). Eventually, the weather is cooling off nicely, making the climate mild and allowing visitors to enjoy many outdoor activities.

May and June are not the best months to go to Oklahoma City. These months are majorly characterized by severe thunderstorms and tornadoes. The weather restricts many recreational activities, making the spring not recommended season for visits.

Spring is known for severe weather in Oklahoma, especially between May and July, when Oklahoma City experiences severe thunderstorms and tornadoes that endanger human lives and properties in general.

During January temperatures average 25°F (-3.9°C) during the night and 46°F (7.8°C) during the day. At this time, Oklahoma City experiences very few hours of sunshine with occasional rainfall. Weather in January »

Weather is slightly warmer than January as the temperature ranges between 51°F (10.6°C) and 60°F (15.6°C). The number of daylight hours increases by one hour. Weather in February »

March is a month that the people of Oklahoma City tend to like greatly; compared to February, this month is a bit warmer. The temperature ranges between 41°F (5°C) to 63°F (17.2°C). Weather in March »

April is warm, and one of the best months in Oklahoma; the mean temperature is 50°F (10°C) during the night and 73.4°F (23°C) during the day. Weather in April »

The temperature increase is further noted during May. The hours of daytime are also increased compared to night. May is a good month for most outdoor activities. Weather in May »

The temperatures are relatively high, and it is the perfect month to sun bask. The days are much longer compared to the nights. Weather in June »

July is slightly hotter than June with an average hot temperature of 93.2°F (34°C) during the day and warm temperature of 71.6°F (22°C) during the night. Weather in July »

August and July have a relatively similar mean temperature - both during the day and night, which ranges between 71.3°F (21.8°C) and 93.4°F (34.1°C). Weather in August »

Oklahoma experiences a decrease in the mean temperature. The temperature stands at a warm 84°F (28.9°C) during the day and a comfortable 63°F (17.2°C) during the night. Weather in September »

The mean temperatures during the day are 73°F (22.8°C) and during the night 50°F (10°C). Rainfall decreases to 3.7" (94mm) throughout the entire month. Weather in October »

November marks the end of the autumn in Oklahoma City and the official onset of winter. The climate is cold: during the day, a reasonable mean temperature of 60.8°F (16°C) can be experienced, while temperature drops to cold 39.2°F (4°C) during the night. Weather in November »

December is among the coldest months in Oklahoma. The average temperature during the day is approximately 50°F (10°C) and 28.4°F (-2°C) at night. Weather in December »

What is the coldest month in Oklahoma City?

With an average high-temperature of 49.6°F (9.8°C) and an average low-temperature of 28.8°F (-1.8°C), January is the coldest month.

How much does it rain in Oklahoma City?

Throughout the year, in Oklahoma City, Oklahoma, there are 84.4 rainfall days, and 36.5" (927.5mm) of precipitation is accumulated.

What is the driest month in Oklahoma City?

January is the month with the least rainfall. Rain falls for 5.1 days and accumulates 1.4" (35.3mm) of precipitation.

When does it snow in Oklahoma City?

January through March, November and December are months with snowfall.

How many days does it snow in Oklahoma City?

Throughout the year, in Oklahoma City, Oklahoma, there are 5.4 snowfall days, and 7.6" (193.1mm) of snow is accumulated.

What is the snowiest month in Oklahoma City?

January is the month with the most snowfall. Snow falls for 1.6 days and accumulates 2.8" (71.1mm) of snow.

What is the rainiest month in Oklahoma City?

The month with the most rainfall is June when the rain falls for 9.1 days and typically aggregates up to 4.9" (125.2mm) of precipitation.

When are the longest days in Oklahoma City?

With an average of 14.5h of daylight, June has the longest days of the year in Oklahoma City.

What is the month with the highest UV index in Oklahoma City?

June and July, with an average maximum UV index of 10, are months with the highest UV index in Oklahoma City, Oklahoma.

What is the warmest month in Oklahoma City?

With an average high-temperature of 93.9°F (34.4°C) and an average low-temperature of 72.1°F (22.3°C), July is the warmest month.

What is the least humid month in Oklahoma City?

The least humid month is July, with an average relative humidity of 60.9%.

What month has the most sunshine in Oklahoma City?

July has the most sunshine of the year in Oklahoma City, Oklahoma, with an average of 11.5h of sunshine.

What is the most humid month in Oklahoma City?

December is the most humid month in Oklahoma City, Oklahoma, with an average relative humidity of 67.8%.

What is the month with the shortest days in Oklahoma City?

December has the shortest days of the year in Oklahoma City, Oklahoma, with an average of 9.8h of daylight.

What is the month with the least sunshine in Oklahoma City?

December has the least sunshine of the year in Oklahoma City, with an average of 5.8h of sunshine.

What is the month with the lowest UV index in Oklahoma City?

December is the month with the lowest UV index in Oklahoma City, Oklahoma, with an average maximum UV index of 2.
Average temperature - Oklahoma City, OK
Average humidity - Oklahoma City, OK

The month with the highest relative humidity is December (67.8%).
The month with the lowest relative humidity is July (60.9%).

Average rainfall - Oklahoma City, OK
Average rainfall days - Oklahoma City, OK

The month with the highest number of rainy days is May (9.8 days).
The month with the lowest number of rainy days is January (5.1 days).

Average snowfall - Oklahoma City, OK
Average snowfall days - Oklahoma City, OK

The month with the highest number of snowfall days is December (1.7 days).
Months with the lowest number of snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight / Average sunshine - Oklahoma City, OK

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

The month with most sunshine is July (Average sunshine: 11.5h).
The month with least sunshine is December (Average sunshine: 5.8h).