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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
Weather in January
January, like December, is a frosty winter month in Sumpter, Oklahoma, with an average temperature ranging between min 28.8°F (-1.8°C) and max 45.5°F (7.5°C). January is the coldest month, with the temperature often reaching an average high of 45.5°F (7.5°C) and an average low of 28.8°F (-1.8°C). Weather in January »
Weather in February
February, the last month of the winter in Sumpter, is another chilly month, with an average temperature fluctuating between 31.5°F (-0.3°C) and 48.7°F (9.3°C). February's weather displays an average high-temperature of a still chilly 48.7°F (9.3°C), slightly varied from January's 45.5°F (7.5°C). Weather in February »
Weather in March
The first month of the spring, March, is a moderate month in Sumpter, Oklahoma, with an average temperature fluctuating between 60.1°F (15.6°C) and 41.5°F (5.3°C). Sumpter in March experiences an increase in the average high-temperature, moving from February's chilly 48.7°F (9.3°C) to a mild 60.1°F (15.6°C). Weather in March »
Weather in April
April in Sumpter, Oklahoma, is an enjoyable spring month, with an average temperature fluctuating between 67.8°F (19.9°C) and 48.9°F (9.4°C). The transition from March to April brings a subtle temperature rise, with average high-temperatures increasing from a moderate 60.1°F (15.6°C) to a comfortable 67.8°F (19.9°C). Weather in April »
Weather in May
May, the last month of the spring in Sumpter, is a moderately hot month, with temperature in the range of an average high of 76.8°F (24.9°C) and an average low of 58.6°F (14.8°C). May's onset witnesses a shift in the average high-temperature, moving from an enjoyable 67.8°F (19.9°C) in April to a moderately hot 76.8°F (24.9°C). Weather in May »
Weather in June
June, the first month of the summer in Sumpter, is a hot month, with an average temperature ranging between max 89.2°F (31.8°C) and min 70°F (21.1°C). In Sumpter, the average high-temperature in June rises, from a warm 76.8°F (24.9°C) in May, to a tropical 89.2°F (31.8°C). Weather in June »
Weather in July
July, the same as June, in Sumpter, Oklahoma, is a hot summer month, with an average temperature ranging between max 93.7°F (34.3°C) and min 73°F (22.8°C). In Sumpter, July is the month with the highest recorded average temperatures, measuring a high of 93.7°F (34.3°C) and a low of 73°F (22.8°C). For July, the heat index is estimated at a blistering 109.4°F (43°C). Weather in July »
Weather in August
The last month of the summer, August, is another tropical month in Sumpter, Oklahoma, with an average temperature fluctuating between 91.6°F (33.1°C) and 71.1°F (21.7°C). Sumpter's transition from July to August introduces an average high-temperature of a still hot 91.6°F (33.1°C), marking an insignificant variation from the 93.7°F (34.3°C). Weather in August »
Weather in September
September, the first month of the autumn in Sumpter, is still a warm month, with an average temperature ranging between max 83.5°F (28.6°C) and min 64.4°F (18°C). September's arrival subtly correlates with a reduction in the average high-temperature, down from a hot 91.6°F (33.1°C) in August to a moderately hot 83.5°F (28.6°C). Weather in September »
Weather in October
October, like September, is another pleasant autumn month in Sumpter, Oklahoma, with an average temperature varying between 69.8°F (21°C) and 51.8°F (11°C). As Sumpter enters October, the average high-temperature decreases from the a warm 83.5°F (28.6°C) of September to an agreeable 69.8°F (21°C). Weather in October »
Weather in November
The last month of the autumn, November, is another mild month in Sumpter, Oklahoma, with an average temperature fluctuating between 57.7°F (14.3°C) and 40.3°F (4.6°C). November's onset brings a reduction in the average high-temperature, from a pleasant 69.8°F (21°C) in October to a moderate 57.7°F (14.3°C). Weather in November »
Weather in December
The first month of the winter, December, is still a chilly month in Sumpter, Oklahoma, with temperature in the range of an average high of 46.6°F (8.1°C) and an average low of 30.7°F (-0.7°C). A shift in Sumpter's weather is observed as November turns into December, with the average high temperature reducing from a refreshing 57.7°F (14.3°C) to a chilly 46.6°F (8.1°C). Weather in December »
[Resources]Frequently asked questions
What part of the year is the coldest in Sumpter?
With average high and low temperatures of 45.5°F (7.5°C) and 28.8°F (-1.8°C) respectively, January is Sumpter's coldest month.
How many days does it rain in Sumpter?
In Sumpter, during the entire year, the rain falls for 116.1 days and collects up to 21.57" (548mm) of precipitation.
When does it snow in Sumpter?
Months with snowfall in Sumpter are January through March, October through December.
How much does it snow in Sumpter?
Throughout the year, in Sumpter, Oklahoma, there are 7.6 snowfall days, and 2.6" (66mm) of snow is accumulated.
What are the months with the least sunshine in Sumpter?
January and December, with an average of 6.2h of sunshine, are months with the least sunshine in Sumpter, Oklahoma.
What is the month with the lowest UV index in Sumpter?
The months with the lowest UV index in Sumpter, Oklahoma, are January and December, with an average maximum UV index of 2.
When does it snow the most in Sumpter?
February is the month with the most snowfall. Snow falls for 2.4 days and accumulates 0.91" (23mm) of snow.
When is Daylight Saving Time (DST) in Sumpter?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Sumpter, 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.
When it does not snow in Sumpter?
April through September are months without snowfall.
What is the most humid month in Sumpter?
With an average relative humidity of 74%, May is the most humid month.
What is the wettest month in Sumpter?
May is the month with the most rainfall in Sumpter. Rain falls for 15 days and accumulates 4.09" (104mm) of precipitation.
When are the longest days in Sumpter?
June has the longest days of the year in Sumpter, with an average of 14h and 42min of daylight.
What are the months with the highest UV index in Sumpter?
The months with the highest UV index are June through August, with an average maximum UV index of 7.
What is the warmest month in Sumpter?
July, recording an average high temperature of 93.7°F (34.3°C) and a low temperature of 73°F (22.8°C), is Sumpter's warmest month.
What is the least humid month in Sumpter?
The least humid month in Sumpter is July, with an average relative humidity of 61%.
What month has the most sunshine in Sumpter?
August has the most sunshine of the year, with an average of 11.3h of sunshine.
What is the driest month in Sumpter?
December is the month with the least rainfall. Rain falls for 4.7 days and accumulates 0.59" (15mm) of precipitation.
What is the month with the shortest days in Sumpter?
The month with the shortest days is December, with an average of 9h and 42min of daylight.
Average temperature
Sumpter, OK
The warmest month (with the highest average high temperature) is July (93.7°F).
The month with the lowest average high temperature is January (45.5°F).
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure
Sumpter, OK
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.02"Hg - Average pressure in April:
29.9"Hg - Average pressure in May:
29.9"Hg - Average pressure in June:
29.87"Hg
- Average pressure in July:
29.92"Hg - Average pressure in August:
29.93"Hg - Average pressure in September:
29.98"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.09"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 (29.87"Hg).
Average wind speed
Sumpter, OK
- Average wind speed in January:
10.3mph - Average wind speed in February:
10.6mph - Average wind speed in March:
11.2mph - Average wind speed in April:
11.4mph - Average wind speed in May:
9.9mph - Average wind speed in June:
10.1mph
- Average wind speed in July:
8.5mph - Average wind speed in August:
8.3mph - Average wind speed in September:
8.9mph - Average wind speed in October:
9.9mph - Average wind speed in November:
10.5mph - Average wind speed in December:
9.8mph
The windiest month (with the highest average wind speed) is April (11.4mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).
Average humidity
Sumpter, OK
The month with the highest relative humidity is May (74%).
The month with the lowest relative humidity is July (61%).
Average rainfall
Sumpter, OK
- Average rainfall in January:
0.75" - Average rainfall in February:
0.75" - Average rainfall in March:
1.42" - Average rainfall in April:
2.2" - Average rainfall in May:
4.09" - Average rainfall in June:
1.85"
- Average rainfall in July:
2.05" - Average rainfall in August:
2.28" - Average rainfall in September:
2.36" - Average rainfall in October:
2.52" - Average rainfall in November:
0.71" - Average rainfall in December:
0.59"
The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is December (0.59").
Average rainfall days
Sumpter, OK
- Average rainfall days in January:
4.5 days - Average rainfall days in February:
5.8 days - Average rainfall days in March:
10 days - Average rainfall days in April:
12.7 days - Average rainfall days in May:
15 days - Average rainfall days in June:
11.3 days
- Average rainfall days in July:
12 days - Average rainfall days in August:
12.3 days - Average rainfall days in September:
11.8 days - Average rainfall days in October:
10 days - Average rainfall days in November:
6 days - Average rainfall days in December:
4.7 days
The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is January (4.5 days).
Average snowfall
Sumpter, OK
The month with the highest snowfall is February (0.91").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days
Sumpter, OK
- Average snowfall days in January:
2.2 days - Average snowfall days in February:
2.4 days - Average snowfall days in March:
0.9 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 (2.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Sumpter, OK
- Average daylight in January:
10h and 0min - 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 1min - Average daylight in June:
14h and 4min
- 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 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in January:
6h and 1min - Average sunshine in February:
7h and 2min - Average sunshine in March:
7h and 2min - Average sunshine in April:
8h and 4min - Average sunshine in May:
9h and 2min - Average sunshine in June:
11h and 1min
- Average sunshine in July:
11h and 1min - Average sunshine in August:
11h and 2min - Average sunshine in September:
8h and 4min - Average sunshine in October:
6h and 5min - Average sunshine in November:
6h and 2min - Average sunshine in December:
6h and 1min
The month with the most sunshine is August (Average sunshine: 11h and 18min).
The months with the least sunshine are January and December (Average sunshine: 6h and 12min).
Average sunshine days
Sumpter, OK
- Average sunshine days in January:
24 days - Average sunshine days in February:
19.8 days - Average sunshine days in March:
18.3 days - Average sunshine days in April:
16.3 days - Average sunshine days in May:
13.7 days - Average sunshine days in June:
16.1 days
- Average sunshine days in July:
16.3 days - Average sunshine days in August:
15.2 days - Average sunshine days in September:
15.3 days - Average sunshine days in October:
19 days - Average sunshine days in November:
22.3 days - Average sunshine days in December:
23.7 days
The month with the most sunshine days is January (24 days).
The month with the least sunshine days is May (13.7 days).
Average UV index
Sumpter, OK
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover
Sumpter, OK
The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility
Sumpter, 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).
Sumpter, Oklahoma, USA
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