Climate and monthly weather forecastFairmont, OK
Climate and monthly weather forecast
Weather in January
January, the same as December, in Fairmont, Oklahoma, is another chilly winter month, with temperature in the range of an average high of 47.1°F (8.4°C) and an average low of 29.5°F (-1.4°C). Fairmont's January weather reaches an average high of 47.1°F (8.4°C) and an average low of 29.5°F (-1.4°C), making it the coldest month. Weather in January »Weather in February
The last month of the winter, February, is a cool month in Fairmont, Oklahoma, with an average temperature ranging between max 50°F (10°C) and min 32.5°F (0.3°C). Fairmont's February reports an average high-temperature of a fresh 50°F (10°C), exhibiting a minor difference from January. Weather in February »Weather in March
The first month of the spring, March, is a refreshing month in Fairmont, Oklahoma, with an average temperature varying between 61.3°F (16.3°C) and 42.4°F (5.8°C). March's arrival brings a temperature shift, moving from a cool 50°F (10°C) in February to an enjoyable 61.3°F (16.3°C). Weather in March »Weather in April
April in Fairmont, Oklahoma, is an agreeable spring month, with an average temperature ranging between max 69.3°F (20.7°C) and min 48.9°F (9.4°C). Fairmont observes a slight ascent in average high-temperatures during April, adjusting from a refreshing 61.3°F (16.3°C) in March to an agreeable 69.3°F (20.7°C). Weather in April »Weather in May
The last month of the spring, May, is a warm month in Fairmont, Oklahoma, with an average temperature ranging between max 78.3°F (25.7°C) and min 59.2°F (15.1°C). The onset of May brings a temperature shift, with the average high-temperature moving from an agreeable 69.3°F (20.7°C) in April to a warm 78.3°F (25.7°C). Weather in May »Weather in June
June, the first month of the summer in Fairmont, is a hot month, with an average temperature ranging between max 91°F (32.8°C) and min 71.2°F (21.8°C). June brings an increase in the average high-temperature, progressing from a moderately hot 78.3°F (25.7°C) in May to a tropical 91°F (32.8°C). Weather in June »Weather in July
July in Fairmont, Oklahoma, is a torrid summer month, with an average temperature fluctuating between 95°F (35°C) and 74.8°F (23.8°C). Fairmont registers the highest average temperatures during the month of July, with peaks of 95°F (35°C) and lows of 74.8°F (23.8°C). July's mean heat index is calculated to be a blistering 109.4°F (43°C). Weather in July »Weather in August
August, the last month of the summer in Fairmont, is another tropical month, with an average temperature ranging between min 72.9°F (22.7°C) and max 93.4°F (34.1°C). August welcomes an average high-temperature of a tropical 93.4°F (34.1°C), not much different from the preceding month. Weather in August »Weather in September
The first month of the autumn, September, is still a warm month in Fairmont, Oklahoma, with an average temperature ranging between min 66.2°F (19°C) and max 84.9°F (29.4°C). With the onset of September, Fairmont's average high-temperature slightly adjusts, moderately receding from August's hot 93.4°F (34.1°C) to a warm 84.9°F (29.4°C). Weather in September »Weather in October
October, the same as September, in Fairmont, Oklahoma, is an agreeable autumn month, with an average temperature fluctuating between 52.5°F (11.4°C) and 70.2°F (21.2°C). The onset of October witnesses a clear shift in the average high-temperature, dropping from a warm 84.9°F (29.4°C) in September to a pleasant 70.2°F (21.2°C). Weather in October »Weather in November
November, the last month of the autumn in Fairmont, is also a moderate month, with temperature in the range of an average high of 58.6°F (14.8°C) and an average low of 40.3°F (4.6°C). The start of November signals a decrease in the average high-temperature, transitioning from an agreeable 70.2°F (21.2°C) in October to a moderate 58.6°F (14.8°C). Weather in November »Weather in December
The first month of the winter, December, is also a frosty month in Fairmont, Oklahoma, with temperature in the range of an average low of 30.9°F (-0.6°C) and an average high of 47.7°F (8.7°C). Fairmont experiences a temperature shift at the start of December, with average high-temperatures adjusting from a moderate 58.6°F (14.8°C) in November to a chilly 47.7°F (8.7°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Fairmont, OK
The warmest month (with the highest average high temperature) is July (95°F).
The month with the lowest average high temperature is January (47.1°F).
The month with the highest average low temperature is July (74.8°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).
Average pressure
Fairmont, OK
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.01"Hg - Average pressure in April:
29.89"Hg - Average pressure in May:
29.89"Hg - Average pressure in June:
29.86"Hg
- Average pressure in July:
29.92"Hg - Average pressure in August:
29.92"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 (29.86"Hg).
Average wind speed
Fairmont, OK
- Average wind speed in January:
10.3mph - Average wind speed in February:
10.6mph - Average wind speed in March:
11.4mph - Average wind speed in April:
11.7mph - Average wind speed in May:
10.3mph - Average wind speed in June:
10.6mph
- Average wind speed in July:
9mph - Average wind speed in August:
8.5mph - Average wind speed in September:
9.1mph - Average wind speed in October:
10.1mph - Average wind speed in November:
10.7mph - Average wind speed in December:
9.9mph
The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity
Fairmont, OK
The month with the highest relative humidity is May (69%).
The months with the lowest relative humidity are July and August (56%).
Average rainfall
Fairmont, OK
- Average rainfall in January:
0.91" - Average rainfall in February:
0.87" - Average rainfall in March:
1.34" - Average rainfall in April:
2.36" - Average rainfall in May:
4.09" - Average rainfall in June:
1.89"
The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is December (0.71").
Average rainfall days
Fairmont, OK
- Average rainfall days in January:
4.3 days - Average rainfall days in February:
5.8 days - Average rainfall days in March:
9.8 days - Average rainfall days in April:
12.4 days - Average rainfall days in May:
14.8 days - Average rainfall days in June:
10.3 days
- Average rainfall days in July:
12.3 days - Average rainfall days in August:
12.6 days - Average rainfall days in September:
13.1 days - Average rainfall days in October:
8.5 days - Average rainfall days in November:
5.6 days - Average rainfall days in December:
5.5 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (4.3 days).
Average snowfall
Fairmont, OK
The month with the highest snowfall is February (1.5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Fairmont, OK
- Average snowfall days in January:
2.4 days - Average snowfall days in February:
3.3 days - Average snowfall days in March:
1.3 days - Average snowfall days in April:
0.3 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:
0.3 days - Average snowfall days in November:
1.1 days - Average snowfall days in December:
1.8 days
The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Fairmont, OK
- Average daylight in January:
10h and 0min - Average daylight in February:
10h and 54min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 6min - Average daylight in May:
14h and 6min - Average daylight in June:
14h and 36min
- Average daylight in July:
14h and 24min - Average daylight in August:
13h and 30min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 12min - Average daylight in November:
10h and 12min - Average daylight in December:
9h and 42min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in January:
6h and 24min - Average sunshine in February:
7h and 30min - Average sunshine in March:
7h and 30min - Average sunshine in April:
8h and 36min - Average sunshine in May:
9h and 36min - Average sunshine in June:
11h and 12min
- Average sunshine in July:
11h and 12min - Average sunshine in August:
11h and 0min - Average sunshine in September:
8h and 54min - Average sunshine in October:
7h and 6min - Average sunshine in November:
6h and 18min - Average sunshine in December:
6h and 18min
The months with the most sunshine are June and July (Average sunshine: 11h and 12min).
The months with the least sunshine are November and December (Average sunshine: 6h and 18min).
Average sunshine days
Fairmont, OK
- Average sunshine days in January:
23.8 days - Average sunshine days in February:
19 days - Average sunshine days in March:
18 days - Average sunshine days in April:
15.8 days - Average sunshine days in May:
14.3 days - Average sunshine days in June:
17.4 days
- Average sunshine days in July:
15.5 days - Average sunshine days in August:
14.6 days - Average sunshine days in September:
14.6 days - Average sunshine days in October:
20.5 days - Average sunshine days in November:
23.2 days - Average sunshine days in December:
23.9 days
The month with the most sunshine days is December (23.9 days).
The month with the least sunshine days is May (14.3 days).
Average UV index
Fairmont, 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
Fairmont, OK
The months with the most cloud cover are March and April (Cloud cover 35).
The months with the least cloud cover are June and August (Cloud cover 19).
Average visibility
Fairmont, 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).





