Climate and monthly weather forecast
Wynona, OK

Weather in January

January, the same as December, in Wynona, Oklahoma, is another chilly winter month, with an average temperature varying between 45.5°F (7.5°C) and 30°F (-1.1°C). The coldest month is January, with an average high-temperature of 45.5°F (7.5°C) and an average low-temperature of 30°F (-1.1°C). Weather in January »

Weather in February

The last month of the winter, February, is another chilly month in Wynona, Oklahoma, with an average temperature varying between 32.9°F (0.5°C) and 48.9°F (9.4°C). In February, the average high-temperature is relatively the same as in January - a still chilly 48.9°F (9.4°C). Weather in February »

Weather in March

The first month of the spring, March, is a moderate month in Wynona, Oklahoma, with an average temperature ranging between min 43.3°F (6.3°C) and max 60.6°F (15.9°C). In Wynona, the average high-temperature in March increases from a frosty 48.9°F (9.4°C) in February to a mild 60.6°F (15.9°C). Weather in March »

Weather in April

April in Wynona, Oklahoma, is an agreeable spring month, with temperature in the range of an average low of 50°F (10°C) and an average high of 68.7°F (20.4°C). In Wynona, Oklahoma, the average high-temperature in April slightly increases from a mild 60.6°F (15.9°C) in March to an agreeable 68.7°F (20.4°C). Weather in April »

Weather in May

May, the last month of the spring in Wynona, is a moderately hot month, with temperature in the range of an average low of 58.6°F (14.8°C) and an average high of 75.7°F (24.3°C). In May, the average high-temperature marginally rises from an agreeable 68.7°F (20.4°C) in April to a moderately hot 75.7°F (24.3°C). Weather in May »

Weather in June

June, the first month of the summer in Wynona, is a hot month, with temperature in the range of an average high of 86°F (30°C) and an average low of 68.5°F (20.3°C). In Wynona, the average high-temperature in June increases from a warm 75.7°F (24.3°C) in May to a hot 86°F (30°C). Weather in June »

Weather in July

July, like June, is a hot summer month in Wynona, Oklahoma, with an average temperature fluctuating between 72°F (22.2°C) and 91.2°F (32.9°C). The warmest month is July, with an average high-temperature of 91.2°F (32.9°C) and an average low-temperature of 72°F (22.2°C). In July, the average heat index is computed to be an extremely hot 109.4°F (43°C). Weather in July »

Weather in August

The last month of the summer, August, is also a hot month in Wynona, Oklahoma, with temperature in the range of an average high of 90.3°F (32.4°C) and an average low of 69.8°F (21°C). In August, the average high-temperature is practically the same as in July - a still hot 90.3°F (32.4°C). Weather in August »

Weather in September

September, the first month of the autumn in Wynona, is still a warm month, with an average temperature ranging between max 83.3°F (28.5°C) and min 63.7°F (17.6°C). In Wynona, Oklahoma, the average high-temperature in September marginally drops from a hot 90.3°F (32.4°C) in August to a warm 83.3°F (28.5°C). Weather in September »

Weather in October

October, like September, is an agreeable autumn month in Wynona, Oklahoma, with an average temperature ranging between min 52.2°F (11.2°C) and max 70.5°F (21.4°C). In Wynona, the average high-temperature in October decreases from a moderately hot 83.3°F (28.5°C) in September to a pleasant 70.5°F (21.4°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a moderate month in Wynona, Oklahoma, with temperature in the range of an average high of 58.1°F (14.5°C) and an average low of 41.4°F (5.2°C). In November, the average high-temperature decreases from an agreeable 70.5°F (21.4°C) in October to a mild 58.1°F (14.5°C). Weather in November »

Weather in December

December, the first month of the winter in Wynona, is also a frosty month, with an average temperature varying between 47.5°F (8.6°C) and 33.4°F (0.8°C). In Wynona, the average high-temperature in December decreases from a mild 58.1°F (14.5°C) in November to a chilly 47.5°F (8.6°C). Weather in December »
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FAQ

What is the coldest month in Wynona?

With an average high-temperature of 45.5°F (7.5°C) and an average low-temperature of 30°F (-1.1°C), January is the coldest month in Wynona, Oklahoma.

What are the least humid months in Wynona?

The months with the lowest humidity are January and October, with an average relative humidity of 66%.

What is the driest month in Wynona?

January, November and December are months with the least rain in Wynona when the rain falls for 5.7 days and typically aggregates up to 1.1" (28mm) of rain.

How much does it rain in Wynona?

Throughout the year, there are 131.7 rainfall days, and 29.06" (738mm) of precipitation is accumulated.

When does it snow in Wynona?

Months with snowfall in Wynona are January through March, November and December.

How many days does it snow in Wynona?

Throughout the year, in Wynona, there are 7.3 snowfall days, and 3.03" (77mm) of snow is accumulated.

What is the month with the lowest UV index in Wynona?

The months with the lowest UV index in Wynona, Oklahoma, are January and December, with an average maximum UV index of 2.

When does it snow the most in Wynona?

The month with the most snowfall in Wynona, Oklahoma, is February, when snow falls for 2.5 days and typically aggregates up to 1.38" (35mm) of snow.

When is Daylight Saving Time (DST) in Wynona?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Wynona, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from CDT to CST.

When it does not snow in Wynona?

April through October are months without snowfall in Wynona, Oklahoma.

What is the most humid month in Wynona?

May is the most humid month in Wynona, Oklahoma, with an average relative humidity of 79%.

What is the rainiest month in Wynona?

The month with the most rainfall in Wynona is May, when the rain falls for 15 days and typically aggregates up to 5.2" (132mm) of precipitation.

When are the longest days in Wynona?

With an average of 14h and 37min of daylight, June has the longest days of the year.

What are the months with the highest UV index in Wynona?

June through August, with an average maximum UV index of 7, are months with the highest UV index in Wynona.

What is the warmest month in Wynona?

With an average high-temperature of 91.2°F (32.9°C) and an average low-temperature of 72°F (22.2°C), July is the warmest month.

What is the month with the most sunshine in Wynona?

The months with the most sunshine in Wynona, Oklahoma, are July and August, with an average of 10.9h of sunshine.

What is the month with the shortest days in Wynona?

The month with the shortest days in Wynona, Oklahoma, is December, with an average of 9h and 43min of daylight.

What is the month with the least sunshine in Wynona?

With an average of 5.8h of sunshine, December has the least sunshine of the year in Wynona.

Average pressure
Wynona, OK

Average pressure - Wynona, OK

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed
Wynona, OK

Average wind speed - Wynona, OK

The windiest months (with the highest average wind speed) are March and April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).

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Average humidity
Wynona, OK

Average humidity - Wynona, OK

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and October (66%).

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Average rainfall
Wynona, OK

Average rainfall - Wynona, OK

The wettest month (with the highest rainfall) is May (5.2").
The driest months (with the least rainfall) are January, November and December (1.1").

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Average rainfall days
Wynona, OK

Average rainfall days - Wynona, OK

The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is January (5.7 days).

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Average snowfall
Wynona, OK

Average snowfall - Wynona, OK

The month with the highest snowfall is February (1.38").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days
Wynona, OK

Average snowfall days - Wynona, OK

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

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Average daylight / Average sunshine
Wynona, OK

Average daylight / Average sunshine - Wynona, OK

The month with the longest days is June (Average daylight: 14h and 37min).
The month with the shortest days is December (Average daylight: 9h and 43min).

The months with the most sunshine are July and August (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

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Average sunshine days
Wynona, OK

Average sunshine days - Wynona, OK

The month with the most sunshine days is January (23 days).
The month with the least sunshine days is April (13.4 days).

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Average visibility
Wynona, OK

Average visibility - Wynona, OK

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).

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