Expand
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 another chilly winter month in Collinsville, Oklahoma, with temperature in the range of an average low of 30.4°F (-0.9°C) and an average high of 45.9°F (7.7°C). January tends to be the coldest month, with temperatures averaging a daily high of 45.9°F (7.7°C) and a low of 30.4°F (-0.9°C). Weather in January »
Weather in February
February, the last month of the winter in Collinsville, is another chilly month, with an average temperature ranging between min 34°F (1.1°C) and max 49.3°F (9.6°C). Collinsville's February reports an average high-temperature of a still chilly 49.3°F (9.6°C), exhibiting a minor difference from January. Weather in February »
Weather in March
The first month of the spring, March, is a mild month in Collinsville, Oklahoma, with an average temperature ranging between min 43.3°F (6.3°C) and max 60.4°F (15.8°C). March indicates a change in the average high-temperature, moving up from a chilly 49.3°F (9.6°C) in February to a refreshing 60.4°F (15.8°C). Weather in March »
Weather in April
April in Collinsville, Oklahoma, is a pleasant spring month, with temperature in the range of an average low of 50.5°F (10.3°C) and an average high of 68.4°F (20.2°C). April sees a marginal temperature increase, moving from a mild 60.4°F (15.8°C) in March to a pleasant 68.4°F (20.2°C). Weather in April »
Weather in May
May, the last month of the spring in Collinsville, is a warm month, with an average temperature ranging between max 75.7°F (24.3°C) and min 59°F (15°C). Observing a minor shift, the average high-temperature during May adjusts from April's agreeable 68.4°F (20.2°C) to a moderately hot 75.7°F (24.3°C). Weather in May »
Weather in June
June, the first month of the summer in Collinsville, is a tropical month, with an average temperature varying between 86°F (30°C) and 68.9°F (20.5°C). The rise of average high-temperatures is seen in June, with an increase from a moderately hot 75.7°F (24.3°C) in May to a hot 86°F (30°C). Weather in June »
Weather in July
July, the same as June, in Collinsville, Oklahoma, is a hot summer month, with an average temperature fluctuating between 91°F (32.8°C) and 72.1°F (22.3°C). With average high temperatures of 91°F (32.8°C) and lows of 72.1°F (22.3°C), July is the warmest month. July's heat index is appraised at an extremely hot 109.4°F (43°C). Weather in July »
Weather in August
August, the last month of the summer in Collinsville, is another hot month, with an average temperature varying between 70°F (21.1°C) and 90.1°F (32.3°C). Collinsville signifies an average high-temperature of a still hot 90.1°F (32.3°C) in August, closely mirroring the 91°F (32.8°C) of July. Weather in August »
Weather in September
September, the first month of the autumn in Collinsville, is also a moderately hot month, with temperature in the range of an average low of 63.5°F (17.5°C) and an average high of 83.1°F (28.4°C). In Collinsville, the beginning of September is marked by a marginally lowered average high-temperature, shifting from August's tropical 90.1°F (32.3°C) to a warm 83.1°F (28.4°C). Weather in September »
Weather in October
October, like September, is an agreeable autumn month in Collinsville, Oklahoma, with an average temperature ranging between max 70.2°F (21.2°C) and min 52.7°F (11.5°C). The transition into October indicates a reduction in the average high-temperature, down to a pleasant 70.2°F (21.2°C) from September's moderately hot 83.1°F (28.4°C). Weather in October »
Weather in November
The last month of the autumn, November, is another mild month in Collinsville, Oklahoma, with an average temperature ranging between max 58.1°F (14.5°C) and min 41.9°F (5.5°C). A decrease in the average high-temperature is observed during November, shifting from a pleasant 70.2°F (21.2°C) in October to a refreshing 58.1°F (14.5°C). Weather in November »
Weather in December
The first month of the winter, December, is still a chilly month in Collinsville, Oklahoma, with an average temperature fluctuating between 47.7°F (8.7°C) and 33.6°F (0.9°C). As December begins, there is a decrease in the average high-temperature, falling from a moderate 58.1°F (14.5°C) in November to a chilly 47.7°F (8.7°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest time of year in Collinsville?
The coldest period in Collinsville tends to be January, when average temperatures fluctuate between a high of 45.9°F (7.7°C) and a low of 30.4°F (-0.9°C).
What is the least humid month in Collinsville?
January, August and October, with an average relative humidity of 68%, are the least humid months in Collinsville, Oklahoma.
What is the driest month in Collinsville?
The month with the least rainfall in Collinsville, Oklahoma, is January, when the rain falls for 6.1 days and typically collects 1.22" (31mm) of precipitation.
How many days does it rain in Collinsville?
In Collinsville, Oklahoma, during the entire year, the rain falls for 132.6 days and collects up to 29.69" (754mm) of precipitation.
When does it snow in Collinsville?
Months with snowfall in Collinsville are January through March, November and December.
How many days does it snow in Collinsville?
Throughout the year, in Collinsville, Oklahoma, there are 6.4 snowfall days, and 3.15" (80mm) of snow is accumulated.
What is the snowiest month in Collinsville?
The month with the most snowfall is February, when snow falls for 2.2 days and typically aggregates up to 1.46" (37mm) of snow.
When is Daylight Saving Time (DST) in Collinsville?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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 Collinsville?
In Collinsville, snow does not fall in April through October.
What is the most humid month in Collinsville?
The most humid month in Collinsville, Oklahoma, is May, with an average relative humidity of 80%.
What is the rainiest month in Collinsville?
May is the month with the most rainfall in Collinsville, Oklahoma. Rain falls for 15.8 days and accumulates 5.28" (134mm) of precipitation.
When are the longest days in Collinsville?
The month with the longest days is June, with an average of 14h and 36min of daylight.
What is the month with the highest UV index in Collinsville?
June and July, with an average maximum UV index of 7, are months with the highest UV index in Collinsville.
What is the warmest month in Collinsville?
In Collinsville, Oklahoma, the average temperatures in July are the highest, with a peak at 91°F (32.8°C) and a low of 72.1°F (22.3°C).
What month has the most sunshine in Collinsville?
With an average of 11h of sunshine, July has the most sunshine of the year in Collinsville, Oklahoma.
What is the month with the shortest days in Collinsville?
The month with the shortest days in Collinsville is December, with an average of 9h and 42min of daylight.
What is the month with the least sunshine in Collinsville?
December has the least sunshine of the year, with an average of 5.6h of sunshine.
What is the month with the lowest UV index in Collinsville?
December is the month with the lowest UV index, with an average maximum UV index of 2.
Average temperature
Collinsville, OK
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (45.9°F).
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (30.4°F).
Average pressure
Collinsville, OK
- Average pressure in January:
30.17"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:
29.92"Hg - Average pressure in June:
29.89"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:
30.11"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed
Collinsville, OK
- Average wind speed in January:
9.8mph - Average wind speed in February:
10.3mph - Average wind speed in March:
10.7mph - Average wind speed in April:
10.6mph - Average wind speed in May:
8.9mph - Average wind speed in June:
8.2mph
- Average wind speed in July:
7mph - Average wind speed in August:
7mph - Average wind speed in September:
7.5mph - Average wind speed in October:
9.1mph - Average wind speed in November:
9.8mph - Average wind speed in December:
9.2mph
The windiest month (with the highest average wind speed) is March (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity
Collinsville, OK
The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January, August and October (68%).
Average rainfall
Collinsville, OK
- Average rainfall in January:
1.22" - Average rainfall in February:
1.3" - Average rainfall in March:
2.44" - Average rainfall in April:
2.8" - Average rainfall in May:
5.28" - Average rainfall in June:
1.93"
- Average rainfall in July:
2.48" - Average rainfall in August:
3.31" - Average rainfall in September:
3.39" - Average rainfall in October:
2.99" - Average rainfall in November:
1.26" - Average rainfall in December:
1.3"
The wettest month (with the highest rainfall) is May (5.28").
The driest month (with the least rainfall) is January (1.22").
Average rainfall days
Collinsville, OK
- Average rainfall days in January:
6.1 days - Average rainfall days in February:
8.6 days - Average rainfall days in March:
11.8 days - Average rainfall days in April:
14.7 days - Average rainfall days in May:
15.8 days - Average rainfall days in June:
12.2 days
- Average rainfall days in July:
12.9 days - Average rainfall days in August:
12.9 days - Average rainfall days in September:
11.5 days - Average rainfall days in October:
11.6 days - Average rainfall days in November:
7.6 days - Average rainfall days in December:
6.9 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (6.1 days).
Average snowfall
Collinsville, OK
The month with the highest snowfall is February (1.46").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Collinsville, OK
- Average snowfall days in January:
2.2 days - Average snowfall days in February:
2.2 days - Average snowfall days in March:
0.5 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:
0.9 days
The months with the highest number of snowfall days are January and February (2.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Collinsville, 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 36min).
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 2min - Average sunshine in March:
6h and 5min - 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:
11h and 0min - Average sunshine in August:
10h and 5min - Average sunshine in September:
8h and 5min - Average sunshine in October:
6h and 2min - Average sunshine in November:
6h and 0min - Average sunshine in December:
5h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days
Collinsville, OK
- Average sunshine days in January:
21.9 days - Average sunshine days in February:
16.8 days - Average sunshine days in March:
16.3 days - Average sunshine days in April:
13.8 days - Average sunshine days in May:
13.5 days - Average sunshine days in June:
15.7 days
- Average sunshine days in July:
14.8 days - Average sunshine days in August:
15.8 days - Average sunshine days in September:
16.1 days - Average sunshine days in October:
17.9 days - Average sunshine days in November:
21.3 days - Average sunshine days in December:
21.9 days
The months with the most sunshine days are January and December (21.9 days).
The month with the least sunshine days is May (13.5 days).
Average UV index
Collinsville, 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
Collinsville, 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
Collinsville, 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).
Collinsville, Oklahoma, USA
Weather forecast for your location
1. Click Locate me button
2. Allow the app to use your location
2. Allow the app to use your location
