Climate and monthly weather forecastClayton, OK
Climate and monthly weather forecast
Weather in January
January, the same as December, in Clayton, Oklahoma, is another chilly winter month, with temperature in the range of an average high of 49.1°F (9.5°C) and an average low of 32.5°F (0.3°C). Clayton's coldest weather arrives in January, when temperatures average a high of 49.1°F (9.5°C) and a low of 32.5°F (0.3°C). Weather in January »Weather in February
February, the last month of the winter in Clayton, is a cool month, with an average temperature ranging between max 52.5°F (11.4°C) and min 36.1°F (2.3°C). Clayton's February showcases an average high-temperature of a fresh 52.5°F (11.4°C), hardly distinct from January's 49.1°F (9.5°C). Weather in February »Weather in March
March, the first month of the spring in Clayton, is an enjoyable month, with an average temperature ranging between min 44.6°F (7°C) and max 62.2°F (16.8°C). With the onset of March, Clayton's weather sees a temperature rise, transitioning from a fresh 52.5°F (11.4°C) in February to a refreshing 62.2°F (16.8°C). Weather in March »Weather in April
April is an agreeable spring month in Clayton, Oklahoma, with an average temperature ranging between max 71.1°F (21.7°C) and min 51.4°F (10.8°C). The start of April is characterized by a subtle increase in the average high-temperature, transitioning from a comfortable 62.2°F (16.8°C) in March to a pleasant 71.1°F (21.7°C). Weather in April »Weather in May
The last month of the spring, May, is a warm month in Clayton, Oklahoma, with an average temperature varying between 78.4°F (25.8°C) and 59.5°F (15.3°C). May's arrival is noted with a slight increase in the average high-temperature, moving from an agreeable 71.1°F (21.7°C) in April to a warm 78.4°F (25.8°C). Weather in May »Weather in June
June, the first month of the summer in Clayton, is a hot month, with temperature in the range of an average low of 68.5°F (20.3°C) and an average high of 88.5°F (31.4°C). The shift into June is characterized by a rise in the average high-temperature, transitioning from May's moderately hot 78.4°F (25.8°C) to a tropical 88.5°F (31.4°C). Weather in June »Weather in July
July, the same as June, in Clayton, Oklahoma, is a hot summer month, with an average temperature varying between 92.1°F (33.4°C) and 71.2°F (21.8°C). July and August represent the warmest period, with an average high-temperature of 92.1°F (33.4°C). The average heat index in July is evaluated at a blazing hot 113°F (45°C). Weather in July »Weather in August
The last month of the summer, August, is another tropical month in Clayton, Oklahoma, with an average temperature varying between 92.1°F (33.4°C) and 69.6°F (20.9°C). The warmest period falls in July and August, when the average high-temperature reaches 92.1°F (33.4°C). August's average heat index is evaluated at a blistering 111.2°F (44°C). Weather in August »Weather in September
September, the first month of the autumn in Clayton, is also a moderately hot month, with an average temperature fluctuating between 63.9°F (17.7°C) and 85.1°F (29.5°C). September's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's hot 92.1°F (33.4°C) to a moderately hot 85.1°F (29.5°C). Weather in September »Weather in October
October, like September, is an agreeable autumn month in Clayton, Oklahoma, with temperature in the range of an average low of 52.7°F (11.5°C) and an average high of 72.3°F (22.4°C). October brings a minor decrease, with the average high-temperature reducing from a warm 85.1°F (29.5°C) in September to a pleasant 72.3°F (22.4°C). Weather in October »Weather in November
November, the last month of the autumn in Clayton, is also a moderate month, with an average temperature varying between 60.3°F (15.7°C) and 43.2°F (6.2°C). Arrival of November comes with a reduction in the average high-temperature, falling from an agreeable 72.3°F (22.4°C) in October to a moderate 60.3°F (15.7°C). Weather in November »Weather in December
The first month of the winter, December, is still a cool month in Clayton, Oklahoma, with temperature in the range of an average high of 50.9°F (10.5°C) and an average low of 35.6°F (2°C). Welcoming December, Clayton observes a shift in the average high-temperature, falling from November's refreshing 60.3°F (15.7°C) to a fresh 50.9°F (10.5°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Clayton, OK
The warmest months (with the highest average high temperature) are July and August (92.1°F).
The month with the lowest average high temperature is January (49.1°F).
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).
Average pressure
Clayton, OK
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
30.04"Hg - Average pressure in April:
29.93"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.94"Hg - Average pressure in September:
29.99"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.12"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 (29.91"Hg).
Average wind speed
Clayton, OK
- Average wind speed in January:
7.9mph - Average wind speed in February:
8.2mph - Average wind speed in March:
8.8mph - Average wind speed in April:
9.1mph - Average wind speed in May:
8.1mph - Average wind speed in June:
7mph
- Average wind speed in July:
5.8mph - Average wind speed in August:
5.6mph - Average wind speed in September:
6.1mph - Average wind speed in October:
7.3mph - Average wind speed in November:
8.1mph - Average wind speed in December:
7.4mph
The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity
Clayton, OK
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (68%).
Average rainfall
Clayton, OK
- Average rainfall in January:
1.93" - Average rainfall in February:
2.01" - Average rainfall in March:
2.72" - Average rainfall in April:
3.43" - Average rainfall in May:
4.49" - Average rainfall in June:
2.32"
The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is January (1.93").
Average rainfall days
Clayton, OK
- Average rainfall days in January:
9.3 days - Average rainfall days in February:
10.3 days - Average rainfall days in March:
14.6 days - Average rainfall days in April:
13.8 days - Average rainfall days in May:
14.8 days - Average rainfall days in June:
12.4 days
- Average rainfall days in July:
14.9 days - Average rainfall days in August:
14.8 days - Average rainfall days in September:
13.5 days - Average rainfall days in October:
11.9 days - Average rainfall days in November:
9.4 days - Average rainfall days in December:
9.7 days
The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is January (9.3 days).
Average snowfall
Clayton, OK
The month with the highest snowfall is February (0.87").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Clayton, OK
- Average snowfall days in January:
1.5 days - Average snowfall days in February:
1.8 days - Average snowfall days in March:
0.3 days - Average snowfall days in April:
0 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 days - Average snowfall days in November:
0.5 days - Average snowfall days in December:
0.7 days
The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Clayton, OK
- Average daylight in January:
10h and 12min - Average daylight in February:
11h and 0min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 6min - Average daylight in May:
14h and 0min - Average daylight in June:
14h and 24min
- Average daylight in July:
14h and 12min - Average daylight in August:
13h and 24min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 18min - Average daylight in November:
10h and 24min - Average daylight in December:
9h and 54min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in January:
5h and 30min - Average sunshine in February:
5h and 54min - Average sunshine in March:
6h and 42min - Average sunshine in April:
8h and 12min - Average sunshine in May:
8h and 36min - Average sunshine in June:
10h and 18min
- Average sunshine in July:
10h and 30min - Average sunshine in August:
10h and 42min - Average sunshine in September:
9h and 0min - Average sunshine in October:
6h and 12min - Average sunshine in November:
5h and 48min - Average sunshine in December:
5h and 24min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days
Clayton, OK
- Average sunshine days in January:
19 days - Average sunshine days in February:
14.9 days - Average sunshine days in March:
14.8 days - Average sunshine days in April:
14.2 days - Average sunshine days in May:
14.3 days - Average sunshine days in June:
15.5 days
- Average sunshine days in July:
13.7 days - Average sunshine days in August:
13.3 days - Average sunshine days in September:
15 days - Average sunshine days in October:
17.2 days - Average sunshine days in November:
18.9 days - Average sunshine days in December:
19.2 days
The month with the most sunshine days is December (19.2 days).
The month with the least sunshine days is August (13.3 days).
Average UV index
Clayton, OK
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover
Clayton, OK
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility
Clayton, 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).





