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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 Copan, Oklahoma, with temperature in the range of an average low of 28.8°F (-1.8°C) and an average high of 44.4°F (6.9°C). The coldest time of the year is January, with temperatures averaging a high of 44.4°F (6.9°C) and a low of 28.8°F (-1.8°C). Weather in January »
Weather in February
The last month of the winter, February, is another chilly month in Copan, Oklahoma, with an average temperature ranging between min 31.8°F (-0.1°C) and max 47.7°F (8.7°C). Copan's average high-temperature in February is a still frosty 47.7°F (8.7°C), indicating a subtle variation from January. Weather in February »
Weather in March
March, the first month of the spring in Copan, is a mild month, with an average temperature varying between 59.5°F (15.3°C) and 41.9°F (5.5°C). March brings a temperature change, with average high-temperatures moving from February's chilly 47.7°F (8.7°C) to a mild 59.5°F (15.3°C). Weather in March »
Weather in April
April is a refreshing spring month in Copan, Oklahoma, with an average temperature ranging between max 67.8°F (19.9°C) and min 49.3°F (9.6°C). A slight uplift in the average high-temperature marks April, adjusting from March's mild 59.5°F (15.3°C) to a comfortable 67.8°F (19.9°C). Weather in April »
Weather in May
The last month of the spring, May, is a warm month in Copan, Oklahoma, with an average temperature varying between 57.7°F (14.3°C) and 75.2°F (24°C). May's arrival coincides with a subtle temperature rise, moving from April's refreshing 67.8°F (19.9°C) to a moderately hot 75.2°F (24°C). Weather in May »
Weather in June
June, the first month of the summer in Copan, is also a moderately hot month, with an average temperature varying between 85.6°F (29.8°C) and 68.2°F (20.1°C). With the onset of June, Copan experiences a temperature shift, with the average high-temperature moving from 75.2°F (24°C) in May to a still warm 85.6°F (29.8°C). Weather in June »
Weather in July
July in Copan, Oklahoma, is a hot summer month, with an average temperature ranging between max 90.1°F (32.3°C) and min 71.1°F (21.7°C). The warmest month is July, with an average high-temperature of 90.1°F (32.3°C) and an average low-temperature of 71.1°F (21.7°C). In July, the average heat index is calculated to be a blisteringly hot 107.6°F (42°C). Weather in July »
Weather in August
The last month of the summer, August, is also a hot month in Copan, Oklahoma, with an average temperature ranging between min 68.4°F (20.2°C) and max 88.7°F (31.5°C). August's onset records an average high-temperature of a still hot 88.7°F (31.5°C), a near match to July's 90.1°F (32.3°C). Weather in August »
Weather in September
September, the first month of the autumn in Copan, is still a warm month, with an average temperature fluctuating between 81.9°F (27.7°C) and 62.6°F (17°C). The onset of September entails a subtle temperature shift, as the average high-temperature eases from a tropical 88.7°F (31.5°C) in August to a warm 81.9°F (27.7°C). Weather in September »
Weather in October
October, the same as September, in Copan, Oklahoma, is an agreeable autumn month, with an average temperature fluctuating between 51.3°F (10.7°C) and 69.1°F (20.6°C). Arrival of October comes with a reduction in the average high-temperature, falling from a warm 81.9°F (27.7°C) in September to an agreeable 69.1°F (20.6°C). Weather in October »
Weather in November
The last month of the autumn, November, is another refreshing month in Copan, Oklahoma, with an average temperature fluctuating between 40.8°F (4.9°C) and 57.4°F (14.1°C). Onset of November comes with a temperature decline, the average high falling from an agreeable 69.1°F (20.6°C) in October to a mild 57.4°F (14.1°C). Weather in November »
Weather in December
December, the first month of the winter in Copan, is still a chilly month, with an average temperature ranging between min 32.2°F (0.1°C) and max 46.4°F (8°C). The start of December comes with a reduction in the average high-temperature, receding from a refreshing 57.4°F (14.1°C) in November to a frosty 46.4°F (8°C). Weather in December »
[Resources]Frequently asked questions
What are the coldest months in Copan?
In Copan, January is the coldest month, with temperatures averaging a high of 44.4°F (6.9°C) and a low of 28.8°F (-1.8°C).
What are the least humid months in Copan?
The months with the lowest humidity in Copan, Oklahoma, are January, October and November, with an average relative humidity of 68%.
How much does it rain in Copan?
In Copan, during the entire year, the rain falls for 109.1 days and collects up to 17.4" (442mm) of precipitation.
When does it snow in Copan?
Months with snowfall in Copan, Oklahoma, are January through March, November and December.
How many days does it snow in Copan?
In Copan, Oklahoma, during the entire year, snow falls for 5.6 days and aggregates up to 0.87" (22mm) of snow.
What is the month with the least sunshine in Copan?
The months with the least sunshine in Copan, Oklahoma, are January and December, with an average of 5.8h of sunshine.
What is the month with the lowest UV index in Copan?
The months with the lowest UV index are January and December, with an average maximum UV index of 2.
What is the snowiest month in Copan?
February is the month with the most snowfall. Snow falls for 2.3 days and accumulates 0.35" (9mm) of snow.
When is Daylight Saving Time (DST) in Copan?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Copan, 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 Copan?
In Copan, Oklahoma, snow does not fall in April through October.
What is the most humid month in Copan?
May is the most humid month, with an average relative humidity of 80%.
What is the wettest month in Copan?
May is the month with the most rainfall. Rain falls for 13.8 days and accumulates 3.15" (80mm) of precipitation.
When are the longest days in Copan?
June has the longest days of the year in Copan, Oklahoma, with an average of 14h and 42min of daylight.
What is the month with the highest UV index in Copan?
June and July, with an average maximum UV index of 7, are months with the highest UV index.
What is the warmest month in Copan?
Copan notes the warmest temperatures in July, with a average high of 90.1°F (32.3°C) and a low of 71.1°F (21.7°C).
What month has the most sunshine in Copan?
July has the most sunshine of the year, with an average of 10.9h of sunshine.
What is the driest month in Copan?
The month with the least rainfall in Copan, Oklahoma, is December, when the rain falls for 4.3 days and typically collects 0.43" (11mm) of precipitation.
What is the month with the shortest days in Copan?
The month with the shortest days is December, with an average of 9h and 42min of daylight.
Average temperature
Copan, OK
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (44.4°F).
The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure
Copan, OK
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.03"Hg - Average pressure in April:
29.91"Hg - Average pressure in May:
29.91"Hg - Average pressure in June:
29.88"Hg
- Average pressure in July:
29.94"Hg - Average pressure in August:
29.94"Hg - Average pressure in September:
29.99"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.1"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 (29.88"Hg).
Average wind speed
Copan, OK
- Average wind speed in January:
10.1mph - Average wind speed in February:
10.4mph - Average wind speed in March:
11mph - Average wind speed in April:
10.9mph - Average wind speed in May:
9.2mph - Average wind speed in June:
8.6mph
- Average wind speed in July:
7.3mph - Average wind speed in August:
7.3mph - Average wind speed in September:
8mph - Average wind speed in October:
9.3mph - Average wind speed in November:
10.1mph - Average wind speed in December:
9.4mph
The windiest month (with the highest average wind speed) is March (11mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).
Average humidity
Copan, OK
The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January, October and November (68%).
Average rainfall
Copan, OK
- Average rainfall in January:
0.47" - Average rainfall in February:
0.55" - Average rainfall in March:
0.98" - Average rainfall in April:
1.89" - Average rainfall in May:
3.15" - Average rainfall in June:
1.38"
- Average rainfall in July:
1.81" - Average rainfall in August:
2.48" - Average rainfall in September:
1.54" - Average rainfall in October:
2.2" - Average rainfall in November:
0.51" - Average rainfall in December:
0.43"
The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is December (0.43").
Average rainfall days
Copan, OK
- Average rainfall days in January:
3.9 days - Average rainfall days in February:
5 days - Average rainfall days in March:
8.9 days - Average rainfall days in April:
12.3 days - Average rainfall days in May:
13.8 days - Average rainfall days in June:
11 days
- Average rainfall days in July:
11.9 days - Average rainfall days in August:
12.2 days - Average rainfall days in September:
11.1 days - Average rainfall days in October:
9.1 days - Average rainfall days in November:
5.6 days - Average rainfall days in December:
4.3 days
The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is January (3.9 days).
Average snowfall
Copan, OK
The month with the highest snowfall is February (0.35").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Copan, OK
- Average snowfall days in January:
1.3 days - Average snowfall days in February:
2.3 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:
0.4 days - Average snowfall days in December:
1.3 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Copan, 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:
5h and 5min - Average sunshine in February:
6h and 3min - Average sunshine in March:
7h and 1min - Average sunshine in April:
8h and 2min - Average sunshine in May:
8h and 4min - Average sunshine in June:
10h and 3min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 4min - Average sunshine in September:
8h and 5min - Average sunshine in October:
6h and 4min - Average sunshine in November:
6h and 0min - Average sunshine in December:
5h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 48min).
Average sunshine days
Copan, OK
- Average sunshine days in January:
25.7 days - Average sunshine days in February:
20.3 days - Average sunshine days in March:
19.8 days - Average sunshine days in April:
15.4 days - Average sunshine days in May:
15 days - Average sunshine days in June:
15.3 days
- Average sunshine days in July:
16.6 days - Average sunshine days in August:
15.8 days - Average sunshine days in September:
16.3 days - Average sunshine days in October:
20.1 days - Average sunshine days in November:
22.9 days - Average sunshine days in December:
25 days
The month with the most sunshine days is January (25.7 days).
The month with the least sunshine days is May (15 days).
Average UV index
Copan, OK
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover
Copan, OK
The month with the most cloud cover is March (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 23).
Average visibility
Copan, 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).
Copan, Oklahoma, USA
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