Climate and monthly weather forecastMill Creek, OK
Climate and monthly weather forecast
Weather in January
January, the same as December, is a cool winter month in Mill Creek, Oklahoma, with temperature in the range of an average high of 50.2°F (10.1°C) and an average low of 33.4°F (0.8°C). With average high temperatures of 50.2°F (10.1°C) and lows of 33.4°F (0.8°C), January is the coldest month. Weather in January »Weather in February
The last month of the winter, February, is another cool month in Mill Creek, Oklahoma, with an average temperature ranging between max 53.2°F (11.8°C) and min 37°F (2.8°C). The average high-temperature during February registers at a still fresh 53.2°F (11.8°C), maintaining a close resemblance to the previous month. Weather in February »Weather in March
The first month of the spring, March, is a comfortable month in Mill Creek, Oklahoma, with an average temperature ranging between max 63.3°F (17.4°C) and min 46°F (7.8°C). Mill Creek's March weather brings a rise in high-temperatures, moving from a fresh 53.2°F (11.8°C) in February to a refreshing 63.3°F (17.4°C). Weather in March »Weather in April
April in Mill Creek, Oklahoma, is an agreeable spring month, with an average temperature varying between 52.5°F (11.4°C) and 71.1°F (21.7°C). As April arrives, Mill Creek's weather shows a minor increase in high-temperatures, edging from March's comfortable 63.3°F (17.4°C) to a pleasant 71.1°F (21.7°C). Weather in April »Weather in May
May, the last month of the spring in Mill Creek, is a moderately hot month, with an average temperature fluctuating between 77.5°F (25.3°C) and 60.3°F (15.7°C). Mill Creek's transition into May is marked by a minor temperature shift, moving from an agreeable 71.1°F (21.7°C) in April to a moderately hot 77.5°F (25.3°C). Weather in May »Weather in June
The first month of the summer, June, is a tropical month in Mill Creek, Oklahoma, with an average temperature varying between 87.1°F (30.6°C) and 69.8°F (21°C). Mill Creek sees an increase in average high-temperatures during June, moving from a moderately hot 77.5°F (25.3°C) in May to a tropical 87.1°F (30.6°C). Weather in June »Weather in July
July, like June, is another tropical summer month in Mill Creek, Oklahoma, with an average temperature fluctuating between 72.7°F (22.6°C) and 92.1°F (33.4°C). Mill Creek's average high-temperature marks a still tropical 92.1°F (33.4°C) with the advent of July, closely mirroring that of the preceding month. Weather in July »Weather in August
August, the last month of the summer in Mill Creek, is another hot month, with an average temperature fluctuating between 93.4°F (34.1°C) and 72.1°F (22.3°C). With an average high-temperature of 93.4°F (34.1°C) and an average low-temperature of 72.1°F (22.3°C), August is the warmest month. The heat index in August is calculated to be a blisteringly hot 109.4°F (43°C). Weather in August »Weather in September
September, the first month of the autumn in Mill Creek, is still a warm month, with an average temperature fluctuating between 84.6°F (29.2°C) and 66°F (18.9°C). The onset of September results in a small decrease in the average high-temperature, moderately receding from a hot 93.4°F (34.1°C) in August to a moderately hot 84.6°F (29.2°C). Weather in September »Weather in October
October, like September, is an agreeable autumn month in Mill Creek, Oklahoma, with an average temperature fluctuating between 54.1°F (12.3°C) and 72.3°F (22.4°C). The arrival of October signals a shift in temperature, down from a moderately hot 84.6°F (29.2°C) in September to an agreeable 72.3°F (22.4°C). Weather in October »Weather in November
November, the last month of the autumn in Mill Creek, is also a moderate month, with temperature in the range of an average low of 43.7°F (6.5°C) and an average high of 60.6°F (15.9°C). The beginning of November involves a decrease in the average high-temperature, transitioning from an agreeable 72.3°F (22.4°C) in October to a mild 60.6°F (15.9°C). Weather in November »Weather in December
The first month of the winter, December, is still a cool month in Mill Creek, Oklahoma, with an average temperature varying between 50.5°F (10.3°C) and 36.3°F (2.4°C). Mill Creek's weather changes with the onset of December, slightly falling from a moderate 60.6°F (15.9°C) in November to a fresh 50.5°F (10.3°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Mill Creek, OK
The warmest month (with the highest average high temperature) is August (93.4°F).
The month with the lowest average high temperature is January (50.2°F).
The month with the highest average low temperature is July (72.7°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).
Average pressure
Mill Creek, OK
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.02"Hg - Average pressure in April:
29.91"Hg - Average pressure in May:
29.91"Hg - Average pressure in June:
29.89"Hg
- Average pressure in July:
29.93"Hg - Average pressure in August:
29.92"Hg - Average pressure in September:
29.97"Hg - Average pressure in October:
30.01"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 (29.89"Hg).
Average wind speed
Mill Creek, OK
- Average wind speed in January:
10.1mph - Average wind speed in February:
10.7mph - Average wind speed in March:
11.1mph - Average wind speed in April:
11.1mph - Average wind speed in May:
9.7mph - Average wind speed in June:
8.6mph
- Average wind speed in July:
7.6mph - Average wind speed in August:
7.8mph - Average wind speed in September:
7.7mph - Average wind speed in October:
8.9mph - Average wind speed in November:
9.8mph - Average wind speed in December:
9.4mph
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 (7.6mph).
Average humidity
Mill Creek, OK
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (61%).
Average rainfall
Mill Creek, OK
- Average rainfall in January:
1.34" - Average rainfall in February:
1.42" - Average rainfall in March:
2.09" - Average rainfall in April:
2.83" - Average rainfall in May:
4.37" - Average rainfall in June:
2.4"
- Average rainfall in July:
2.44" - Average rainfall in August:
2.13" - Average rainfall in September:
2.83" - Average rainfall in October:
3.19" - Average rainfall in November:
1.46" - Average rainfall in December:
1.42"
The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is January (1.34").
Average rainfall days
Mill Creek, OK
- Average rainfall days in January:
6.3 days - Average rainfall days in February:
8.1 days - Average rainfall days in March:
12.3 days - Average rainfall days in April:
12.3 days - Average rainfall days in May:
14.7 days - Average rainfall days in June:
11.5 days
- Average rainfall days in July:
12.8 days - Average rainfall days in August:
11.8 days - Average rainfall days in September:
13.2 days - Average rainfall days in October:
11 days - Average rainfall days in November:
7.6 days - Average rainfall days in December:
7.4 days
The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is January (6.3 days).
Average snowfall
Mill Creek, OK
The month with the highest snowfall is February (1.3").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Mill Creek, OK
- Average snowfall days in January:
1 days - Average snowfall days in February:
2 days - Average snowfall days in March:
0.6 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 days - Average snowfall days in November:
0.5 days - Average snowfall days in December:
1.1 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, September and October (0 days).
Average daylight / Average sunshine
Mill Creek, 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:
6h and 0min - Average sunshine in February:
6h and 48min - Average sunshine in March:
6h and 48min - Average sunshine in April:
8h and 6min - Average sunshine in May:
8h and 30min - Average sunshine in June:
10h and 24min
- Average sunshine in July:
10h and 54min - Average sunshine in August:
10h and 48min - Average sunshine in September:
8h and 12min - Average sunshine in October:
6h and 30min - Average sunshine in November:
6h and 0min - Average sunshine in December:
5h and 30min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days
Mill Creek, OK
- Average sunshine days in January:
22.9 days - Average sunshine days in February:
17.1 days - Average sunshine days in March:
16 days - Average sunshine days in April:
16.2 days - Average sunshine days in May:
14.3 days - Average sunshine days in June:
16.6 days
- Average sunshine days in July:
16.7 days - Average sunshine days in August:
17.2 days - Average sunshine days in September:
15.2 days - Average sunshine days in October:
18.8 days - Average sunshine days in November:
20.4 days - Average sunshine days in December:
21 days
The month with the most sunshine days is January (22.9 days).
The month with the least sunshine days is May (14.3 days).
Average UV index
Mill Creek, 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
Mill Creek, OK
The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility
Mill Creek, 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).





