Climate and monthly weather forecast
Dewar, OK

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Weather in January

January, like December, is another chilly winter month in Dewar, Oklahoma, with an average temperature ranging between max 48°F (8.9°C) and min 32.2°F (0.1°C). January, with average temperatures reaching a high of 48°F (8.9°C) and a low of 32.2°F (0.1°C), is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is a fresh month in Dewar, Oklahoma, with an average temperature varying between 51.4°F (10.8°C) and 35.6°F (2°C). The advent of February reveals an average high-temperature of a fresh 51.4°F (10.8°C), showing minimal difference from the prior month. Weather in February »

Weather in March

March, the first month of the spring in Dewar, is an enjoyable month, with an average temperature fluctuating between 45.1°F (7.3°C) and 62.2°F (16.8°C). March's arrival brings a change in high-temperatures, moving from a fresh 51.4°F (10.8°C) in February to a refreshing 62.2°F (16.8°C). Weather in March »

Weather in April

April in Dewar, Oklahoma, is an agreeable spring month, with an average temperature varying between 51.4°F (10.8°C) and 69.8°F (21°C). The shift into April is characterized by a subtle rise in the average high-temperature, transitioning from March's enjoyable 62.2°F (16.8°C) to a pleasant 69.8°F (21°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderately hot month in Dewar, Oklahoma, with an average temperature fluctuating between 59.9°F (15.5°C) and 76.6°F (24.8°C). The beginning of May signals a minor rise in the average high-temperature, moving from a pleasant 69.8°F (21°C) in April to a moderately hot 76.6°F (24.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a tropical month in Dewar, Oklahoma, with an average temperature fluctuating between 69.4°F (20.8°C) and 86.9°F (30.5°C). Dewar in June shows a temperature shift, moving from an average high of a moderately hot 76.6°F (24.8°C) in May to a hot 86.9°F (30.5°C). Weather in June »

Weather in July

July, the same as June, in Dewar, Oklahoma, is another tropical summer month, with an average temperature fluctuating between 91.8°F (33.2°C) and 72.3°F (22.4°C). The transition into July marks the average high-temperature at a still hot 91.8°F (33.2°C), differing minimally from June's 86.9°F (30.5°C). Weather in July »

Weather in August

August, the last month of the summer in Dewar, is another tropical month, with an average temperature varying between 91.9°F (33.3°C) and 71.1°F (21.7°C). In Dewar, the highest average temperatures are observed in August, with a high of 91.9°F (33.3°C) and a low of 71.1°F (21.7°C). In August, the average heat index is calculated to be a blistering 109.4°F (43°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Dewar, Oklahoma, with an average temperature ranging between max 84.6°F (29.2°C) and min 64.6°F (18.1°C). The onset of September aligns with a soft reduction in the average high-temperature, gently falling from a tropical 91.9°F (33.3°C) in August to a warm 84.6°F (29.2°C). Weather in September »

Weather in October

October, like September, is an agreeable autumn month in Dewar, Oklahoma, with an average temperature ranging between max 71.4°F (21.9°C) and min 53.2°F (11.8°C). With the onset of October, Dewar's average high-temperature adjusts, receding from September's moderately hot 84.6°F (29.2°C) to a pleasant 71.4°F (21.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a moderate month in Dewar, Oklahoma, with an average temperature fluctuating between 43.2°F (6.2°C) and 59.9°F (15.5°C). Dewar's November weather shows a moderate shift in high-temperatures, falling from October's pleasant 71.4°F (21.9°C) to a mild 59.9°F (15.5°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Dewar, Oklahoma, with temperature in the range of an average low of 35.2°F (1.8°C) and an average high of 49.5°F (9.7°C). December brings a decrease in the average high-temperature, falling from November's refreshing 59.9°F (15.5°C) to a chilly 49.5°F (9.7°C). Weather in December »
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Frequently asked questions

What time of the year is the coldest in Dewar?

January, marked by an average high-temperature of 48°F (8.9°C) and a low-temperature of 32.2°F (0.1°C), is the coldest month.

How many days does it rain in Dewar?

Throughout the year, in Dewar, there are 132.2 rainfall days, and 29.49" (749mm) of precipitation is accumulated.

When does it snow in Dewar?

January through April, November and December are months with snowfall in Dewar, Oklahoma.

How many days does it snow in Dewar?

Throughout the year, there are 5.8 snowfall days, and 2.91" (74mm) of snow is accumulated.

What is the driest month in Dewar?

The month with the least rainfall in Dewar is February, when the rain falls for 8.8 days and typically collects 1.42" (36mm) of precipitation.

When does it snow the most in Dewar?

The month with the most snowfall is February, when snow falls for 2 days and typically aggregates up to 1.14" (29mm) of snow.

When is Daylight Saving Time (DST) in Dewar?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Dewar, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.

What is the most humid month in Dewar?

With an average relative humidity of 80%, May is the most humid month in Dewar.

What is the wettest month in Dewar?

May is the month with the most rainfall in Dewar. Rain falls for 14.7 days and accumulates 4.84" (123mm) of precipitation.

When it does not snow in Dewar?

May through October are months without snowfall in Dewar.

When are the longest days in Dewar?

June has the longest days of the year, with an average of 14h and 30min of daylight.

What is the month with the highest UV index in Dewar?

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

What is the hottest time of year in Dewar?

August, having an average high-temperature of 91.9°F (33.3°C) and an average low-temperature of 71.1°F (21.7°C), is the warmest month.

What is the least humid month in Dewar?

August is the least humid month in Dewar, Oklahoma, with an average relative humidity of 66%.

What month has the most sunshine in Dewar?

With an average of 11h of sunshine, August has the most sunshine of the year.

What is the month with the shortest days in Dewar?

December has the shortest days of the year in Dewar, with an average of 9h and 48min of daylight.

What is the month with the least sunshine in Dewar?

The month with the least sunshine is December, with an average of 5.6h of sunshine.

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

The month with the lowest UV index in Dewar is December, with an average maximum UV index of 2.

Average temperature
Dewar, OK

Average temperature - Dewar, OK

The warmest month (with the highest average high temperature) is August (91.9°F).
The month with the lowest average high temperature is January (48°F).

The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).

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Average pressure
Dewar, OK

Average pressure - Dewar, OK

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed
Dewar, OK

Average wind speed - Dewar, OK

The windiest month (with the highest average wind speed) is March (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

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Average rainfall
Dewar, OK

Average rainfall - Dewar, OK

The wettest month (with the highest rainfall) is May (4.84").
The driest month (with the least rainfall) is February (1.42").

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Average rainfall days
Dewar, OK

Average rainfall days - Dewar, OK

The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is January (6.9 days).

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Average snowfall
Dewar, OK

Average snowfall - Dewar, OK

The month with the highest snowfall is February (1.14").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Dewar, OK

Average snowfall days - Dewar, OK

The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight / Average sunshine
Dewar, OK

Average daylight / Average sunshine - Dewar, OK

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).

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

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Average sunshine days
Dewar, OK

Average sunshine days - Dewar, OK

The month with the most sunshine days is January (21.8 days).
The months with the least sunshine days are April and May (14.4 days).

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Average visibility
Dewar, OK

Average visibility - Dewar, 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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Dewar, Oklahoma, USA

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