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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, like December, is another chilly winter month in Dewar, Oklahoma, with an average temperature fluctuating between 32.2°F (0.1°C) and 48°F (8.9°C). Dewar's January weather, marked by an average high temperature of 48°F (8.9°C) and an average low temperature of 32.2°F (0.1°C), is the coldest in the year. Weather in January »
Weather in February
February, the last month of the winter in Dewar, is a cool month, with an average temperature fluctuating between 35.6°F (2°C) and 51.4°F (10.8°C). Dewar ushers in February with an average high-temperature of a cool 51.4°F (10.8°C), showing a close resemblance to the previous month. Weather in February »
Weather in March
The first month of the spring, March, is a refreshing month in Dewar, Oklahoma, with an average temperature ranging between min 45.1°F (7.3°C) and max 62.2°F (16.8°C). March's arrival is marked by an increase in the average high-temperature, moving from a fresh 51.4°F (10.8°C) in February to a comfortable 62.2°F (16.8°C). Weather in March »
Weather in April
April in Dewar, Oklahoma, is a pleasant spring month, with an average temperature varying between 69.8°F (21°C) and 51.4°F (10.8°C). A slight uplift in the average high-temperature marks April, adjusting from March's comfortable 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 warm month in Dewar, Oklahoma, with an average temperature ranging between max 76.6°F (24.8°C) and min 59.9°F (15.5°C). May's arrival signals a modest temperature shift, moving from an agreeable 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 varying between 86.9°F (30.5°C) and 69.4°F (20.8°C). As Dewar transitions into June, a rise in the average high-temperature is observed, moving from a warm 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 a hot summer month, with an average temperature fluctuating between 72.3°F (22.4°C) and 91.8°F (33.2°C). The initiation of July sees an average high-temperature of a still tropical 91.8°F (33.2°C), showing minor variations from the previous month. Weather in July »
Weather in August
August, the last month of the summer in Dewar, is another tropical month, with an average temperature ranging between max 91.9°F (33.3°C) and min 71.1°F (21.7°C). Dewar's August weather reaches an average high of 91.9°F (33.3°C) and an average low of 71.1°F (21.7°C), making it the warmest month. In August, the average heat index is appraised at a blisteringly hot 109.4°F (43°C). Weather in August »
Weather in September
September, the first month of the autumn in Dewar, is still a warm month, with an average temperature ranging between max 84.6°F (29.2°C) and min 64.6°F (18.1°C). The average high-temperature slightly decreases in September, shifting from a hot 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). Dewar's progression into October involves a drop in the average high-temperature, receding from a warm 84.6°F (29.2°C) in September to a pleasant 71.4°F (21.9°C). Weather in October »
Weather in November
November, the last month of the autumn in Dewar, is also a moderate month, with an average temperature ranging between min 43.2°F (6.2°C) and max 59.9°F (15.5°C). Dewar's November weather shows a moderate shift in high-temperatures, falling from October's agreeable 71.4°F (21.9°C) to a moderate 59.9°F (15.5°C). Weather in November »
Weather in December
December, the first month of the winter in Dewar, is still a chilly month, with an average temperature fluctuating between 35.2°F (1.8°C) and 49.5°F (9.7°C). In Dewar, entering December brings a temperature decrement, reducing from November's refreshing 59.9°F (15.5°C) to a frosty 49.5°F (9.7°C). Weather in December »
Updated: Aug 1, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
In Dewar, January is the month with the lowest recorded average temperatures, measuring a high of 48°F (8.9°C) and a low of 32.2°F (0.1°C).
How much does it rain?
Throughout the year, there are 132.2 rainfall days, and 29.49" (749mm) of precipitation is accumulated.
When does it snow?
January through April, November and December are months with snowfall.
How much does it snow?
In Dewar, during the entire year, snow falls for 5.8 days and aggregates up to 2.91" (74mm) of snow.
What is the driest month?
February is the month with the least rainfall. Rain falls for 8.8 days and accumulates 1.42" (36mm) of precipitation.
What is the snowiest month?
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)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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?
The most humid month is May, with an average relative humidity of 80%.
What is the wettest month in Dewar?
The month with the most rainfall is May, when the rain falls for 14.7 days and typically aggregates up to 4.84" (123mm) of precipitation.
When it does not snow?
May through October are months without snowfall.
When are the longest days?
June has the longest days of the year, with an average of 14h and 30min of daylight.
What are the months with the highest UV index?
June through August, with an average maximum UV index of 7, are months with the highest UV index.
What month is the hottest?
The warmest period in Dewar is August, when temperatures fluctuate between an average high of 91.9°F (33.3°C) and a low of 71.1°F (21.7°C).
What is the least humid month?
The least humid month is August, with an average relative humidity of 66%.
What month has the most sunshine?
The month with the most sunshine is August, with an average of 11h of sunshine.
What is the month with the shortest days?
With an average of 9h and 48min of daylight, December has the shortest days of the year.
What is the month with the least sunshine?
December has the least sunshine of the year, with an average of 5.6h of sunshine.
What is the month with the lowest UV index?
December is the month with the lowest UV index, with an average maximum UV index of 2.
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).
Average pressure
Dewar, OK
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
30.03"Hg - Average pressure in April:
29.92"Hg - Average pressure in May:
29.92"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.94"Hg - Average pressure in August:
29.93"Hg - Average pressure in September:
29.98"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed
Dewar, OK
- Average wind speed in January:
9.8mph - Average wind speed in February:
10.3mph - Average wind speed in March:
10.6mph - Average wind speed in April:
10.4mph - Average wind speed in May:
8.9mph - Average wind speed in June:
8mph
- Average wind speed in July:
7mph - Average wind speed in August:
7mph - Average wind speed in September:
7.1mph - Average wind speed in October:
8.9mph - Average wind speed in November:
9.8mph - Average wind speed in December:
9.2mph
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).
Average humidity
Dewar, OK
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is August (66%).
Average rainfall
Dewar, OK
- Average rainfall in January:
1.69" - Average rainfall in February:
1.42" - Average rainfall in March:
2.64" - Average rainfall in April:
2.6" - Average rainfall in May:
4.84" - Average rainfall in June:
2.09"
The wettest month (with the highest rainfall) is May (4.84").
The driest month (with the least rainfall) is February (1.42").
Average rainfall days
Dewar, OK
- Average rainfall days in January:
6.9 days - Average rainfall days in February:
8.8 days - Average rainfall days in March:
11.9 days - Average rainfall days in April:
13.9 days - Average rainfall days in May:
14.7 days - Average rainfall days in June:
11 days
- Average rainfall days in July:
13.7 days - Average rainfall days in August:
12.1 days - Average rainfall days in September:
12.3 days - Average rainfall days in October:
11.5 days - Average rainfall days in November:
7.7 days - Average rainfall days in December:
7.7 days
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).
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").
Average snowfall days
Dewar, OK
- Average snowfall days in January:
1.4 days - Average snowfall days in February:
2 days - Average snowfall days in March:
0.3 days - Average snowfall days in April:
0.1 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.1 days - Average snowfall days in November:
0.5 days - Average snowfall days in December:
1.4 days
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).
Average daylight / Average sunshine
Dewar, OK
- Average daylight in January:
10h and 1min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 0min - Average daylight in June:
14h and 3min
- Average daylight in July:
14h and 2min - Average daylight in August:
13h and 3min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 2min - Average daylight in December:
9h and 5min
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 January:
5h and 4min - Average sunshine in February:
6h and 3min - Average sunshine in March:
6h and 5min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 3min - Average sunshine in June:
10h and 3min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
11h and 0min - Average sunshine in September:
8h and 4min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 5min - Average sunshine in December:
5h and 4min
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).
Average sunshine days
Dewar, OK
- Average sunshine days in January:
21.8 days - Average sunshine days in February:
16.8 days - Average sunshine days in March:
16.8 days - Average sunshine days in April:
14.4 days - Average sunshine days in May:
14.4 days - Average sunshine days in June:
16.4 days
- Average sunshine days in July:
15.3 days - Average sunshine days in August:
16.8 days - Average sunshine days in September:
16 days - Average sunshine days in October:
17.9 days - Average sunshine days in November:
20.5 days - Average sunshine days in December:
20.6 days
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).
Average UV index
Dewar, OK
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
Dewar, OK
The months with the most cloud cover are February and March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 21).
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).