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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 another subzero cold winter month in Colwell, Iowa, with an average temperature ranging between max 22.6°F (-5.2°C) and min 10.6°F (-11.9°C). With average temperatures fluctuating between a high of 22.6°F (-5.2°C) and a low of 10.6°F (-11.9°C), January stands out as the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is another freezing cold month in Colwell, Iowa, with an average temperature fluctuating between 13.5°F (-10.3°C) and 26.4°F (-3.1°C). The average high-temperature during February registers at a still subzero cold 26.4°F (-3.1°C), maintaining a close resemblance to the previous month. Weather in February »
Weather in March
The first month of the spring, March, is an icy month in Colwell, Iowa, with temperature in the range of an average high of 41.5°F (5.3°C) and an average low of 27.7°F (-2.4°C). The shift from February to March brings a noticeable increase in the average high-temperature, escalating from a freezing cold 26.4°F (-3.1°C) to an icy 41.5°F (5.3°C). Weather in March »
Weather in April
April in Colwell, Iowa, is a cool spring month, with an average temperature ranging between max 54.9°F (12.7°C) and min 38.8°F (3.8°C). April shows a rise in the average high-temperature, moving from March's wintry 41.5°F (5.3°C) to a fresh 54.9°F (12.7°C). Weather in April »
Weather in May
The last month of the spring, May, is an enjoyable month in Colwell, Iowa, with an average temperature fluctuating between 50.5°F (10.3°C) and 66.7°F (19.3°C). May brings a rise in the average high-temperature, transitioning from April's fresh 54.9°F (12.7°C) to an enjoyable 66.7°F (19.3°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Colwell, Iowa, with temperature in the range of an average high of 76.6°F (24.8°C) and an average low of 60.3°F (15.7°C). June's arrival brings a temperature shift, moving from a refreshing 66.7°F (19.3°C) in May to a warm 76.6°F (24.8°C). Weather in June »
Weather in July
July, like June, in Colwell, Iowa, is a moderately hot summer month, with temperature in the range of an average high of 79.2°F (26.2°C) and an average low of 62.6°F (17°C). With an average high-temperature of 79.2°F (26.2°C) and an average low-temperature of 62.6°F (17°C), July is the warmest month. Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Colwell, Iowa, with an average temperature fluctuating between 77.5°F (25.3°C) and 59.9°F (15.5°C). The weather during August records an average high-temperature of a still warm 77.5°F (25.3°C), closely mirroring the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Colwell, is also an agreeable month, with an average temperature varying between 53.4°F (11.9°C) and 72.1°F (22.3°C). The arrival of September corresponds with a light shift in temperature, down from a moderately hot 77.5°F (25.3°C) in August to a pleasant 72.1°F (22.3°C). Weather in September »
Weather in October
October, the same as September, in Colwell, Iowa, is a moderate autumn month, with an average temperature fluctuating between 57.4°F (14.1°C) and 42.3°F (5.7°C). October's arrival signals a significant decrease in average high-temperatures, falling from September's agreeable 72.1°F (22.3°C) to a moderate 57.4°F (14.1°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Colwell, Iowa, with temperature in the range of an average high of 42.8°F (6°C) and an average low of 30.2°F (-1°C). In Colwell, the average high-temperature in November drops, from a refreshing 57.4°F (14.1°C) in October, to a chilly 42.8°F (6°C). Weather in November »
Weather in December
The first month of the winter, December, is still a freezing cold month in Colwell, Iowa, with an average temperature fluctuating between 28.4°F (-2°C) and 18.3°F (-7.6°C). December marks a distinct drop in the average high-temperature, descending from November's chilly 42.8°F (6°C) to a subzero cold 28.4°F (-2°C). Weather in December »
Updated: Aug 7, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
Colwell's January weather reaches an average high of 22.6°F (-5.2°C) and an average low of 10.6°F (-11.9°C), making it the coldest month.
What is the most humid month?
With an average relative humidity of 88%, January is the most humid month.
What is the driest month?
January is the month with the least rainfall. Rain falls for 4.8 days and accumulates 1.14" (29mm) of precipitation.
How many days does it rain?
In Colwell, during the entire year, the rain falls for 136.1 days and collects up to 27.32" (694mm) of precipitation.
When does it snow?
January through May, October through December are months with snowfall.
How much does it snow in Colwell?
Throughout the year, there are 59.5 snowfall days, and 25.04" (636mm) of snow is accumulated.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 3.5h of sunshine.
What is the month with the lowest UV index?
The months with the lowest UV index are January, February and December, with an average maximum UV index of 1.
When does it snow the most?
The month with the most snowfall is February, when snow falls for 12.5 days and typically aggregates up to 6.5" (165mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Colwell, 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.
What is the wettest month?
June is the month with the most rainfall. Rain falls for 18.6 days and accumulates 4.17" (106mm) of precipitation.
When it does not snow?
In Colwell, snow does not fall in June through September.
When are the longest days?
June has the longest days of the year, with an average of 15h and 18min of daylight.
When is the highest UV index?
With an average maximum UV index of 6, June is the month with the highest UV index.
What are the warmest months?
Colwell's July weather, with an average high temperature of 79.2°F (26.2°C) and an average low temperature of 62.6°F (17°C), tends to be the warmest of the year.
What is the month with the most sunshine?
The months with the most sunshine are July and August, with an average of 9.7h of sunshine.
What is the least humid month?
With an average relative humidity of 72%, October is the least humid month.
What is the month with the shortest days?
With an average of 9h and 6min of daylight, December has the shortest days of the year.
Average temperature
Colwell, IA
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (22.6°F).
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).
Average pressure
Colwell, IA
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.13"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.93"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.89"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
30.01"Hg - Average pressure in October:
29.99"Hg - Average pressure in November:
30.08"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed
Colwell, IA
- Average wind speed in January:
10.6mph - Average wind speed in February:
10.5mph - Average wind speed in March:
10.3mph - Average wind speed in April:
10.7mph - Average wind speed in May:
9.3mph - Average wind speed in June:
8.2mph
- Average wind speed in July:
7.1mph - Average wind speed in August:
7.1mph - Average wind speed in September:
8.3mph - Average wind speed in October:
9.9mph - Average wind speed in November:
10.4mph - Average wind speed in December:
10.1mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity
Colwell, IA
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Colwell, IA
- Average rainfall in January:
1.14" - Average rainfall in February:
1.34" - Average rainfall in March:
1.77" - Average rainfall in April:
2.95" - Average rainfall in May:
3.82" - Average rainfall in June:
4.17"
The wettest month (with the highest rainfall) is June (4.17").
The driest month (with the least rainfall) is January (1.14").
Average rainfall days
Colwell, IA
- Average rainfall days in January:
4.8 days - Average rainfall days in February:
4.3 days - Average rainfall days in March:
10 days - Average rainfall days in April:
15 days - Average rainfall days in May:
19.2 days - Average rainfall days in June:
18.6 days
- Average rainfall days in July:
15.3 days - Average rainfall days in August:
13.2 days - Average rainfall days in September:
11.2 days - Average rainfall days in October:
10.5 days - Average rainfall days in November:
8.5 days - Average rainfall days in December:
5.5 days
The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is February (4.3 days).
Average snowfall
Colwell, IA
- Average snowfall in January:
5.55" - Average snowfall in February:
6.5" - Average snowfall in March:
3.07" - Average snowfall in April:
2.24" - Average snowfall in May:
0.47" - Average snowfall in June:
0"
The month with the highest snowfall is February (6.5").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Colwell, IA
- Average snowfall days in January:
14.3 days - Average snowfall days in February:
12.5 days - Average snowfall days in March:
8.7 days - Average snowfall days in April:
2.8 days - Average snowfall days in May:
0.3 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:
1.9 days - Average snowfall days in November:
5.2 days - Average snowfall days in December:
13.8 days
The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Colwell, IA
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 2min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 4min - Average daylight in December:
9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January:
3h and 3min - Average sunshine in February:
3h and 5min - Average sunshine in March:
5h and 5min - Average sunshine in April:
7h and 2min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 2min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 1min
The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days
Colwell, IA
- Average sunshine days in January:
13.8 days - Average sunshine days in February:
12.7 days - Average sunshine days in March:
13.5 days - Average sunshine days in April:
10.7 days - Average sunshine days in May:
9.6 days - Average sunshine days in June:
9.3 days
- Average sunshine days in July:
12.6 days - Average sunshine days in August:
15.2 days - Average sunshine days in September:
16.8 days - Average sunshine days in October:
17.5 days - Average sunshine days in November:
17.3 days - Average sunshine days in December:
14.3 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is June (9.3 days).
Average UV index
Colwell, IA
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover
Colwell, IA
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility
Colwell, IA
The months with the highest visibility are March, April, May, June, September, October and November (6mi).
The months with the lowest visibility are January, February, July, August and December (5mi).
Colwell, Iowa, USA
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