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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 Cou Falls, Iowa, with temperature in the range of an average low of 14.2°F (-9.9°C) and an average high of 26.2°F (-3.2°C). Cou Falls reaches its lowest average temperatures in January, measuring 26.2°F (-3.2°C) at the peak and 14.2°F (-9.9°C) at the lowest. Weather in January »
Weather in February
February, the last month of the winter in Cou Falls, is also a subzero cold month, with an average temperature ranging between max 30.6°F (-0.8°C) and min 17.6°F (-8°C). Upon the beginning of February, Cou Falls's high-temperatures register at a still subzero cold 30.6°F (-0.8°C), closely mirroring the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Cou Falls, Iowa, with an average temperature varying between 45.7°F (7.6°C) and 30.6°F (-0.8°C). March's arrival witnesses a distinct rise in the average high-temperature, advancing from February's subzero cold 30.6°F (-0.8°C) to a frosty 45.7°F (7.6°C). Weather in March »
Weather in April
April is a mild spring month in Cou Falls, Iowa, with an average temperature fluctuating between 41.4°F (5.2°C) and 57.9°F (14.4°C). The shift from March to April is marked by an increase in the average high-temperature, moving from a chilly 45.7°F (7.6°C) to a refreshing 57.9°F (14.4°C). Weather in April »
Weather in May
May, the last month of the spring in Cou Falls, is an agreeable month, with an average temperature ranging between min 52.3°F (11.3°C) and max 68.9°F (20.5°C). Observing a rise in May, the average high-temperature goes from April's mild 57.9°F (14.4°C) to an agreeable 68.9°F (20.5°C). Weather in May »
Weather in June
June, the first month of the summer in Cou Falls, is a warm month, with an average temperature varying between 61.5°F (16.4°C) and 78.1°F (25.6°C). June's arrival signals an increase in average high-temperatures, moving from May's agreeable 68.9°F (20.5°C) to a moderately hot 78.1°F (25.6°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Cou Falls, Iowa, with temperature in the range of an average high of 80.8°F (27.1°C) and an average low of 64.6°F (18.1°C). During the warmest month, July, temperatures average a high of 80.8°F (27.1°C) and a low of 64.6°F (18.1°C). The heat index in July is evaluated at a hot 86°F (30°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Cou Falls, Iowa, with an average temperature fluctuating between 79.5°F (26.4°C) and 62.1°F (16.7°C). With the arrival of August, Cou Falls's average high-temperature registers at a still moderately hot 79.5°F (26.4°C), indicating a subtle variation from the previous month. Weather in August »
Weather in September
September, the first month of the autumn in Cou Falls, is still a warm month, with an average temperature ranging between max 74.3°F (23.5°C) and min 55.2°F (12.9°C). September's weather displays an average high-temperature of a still moderately hot 74.3°F (23.5°C), slightly varied from August's 79.5°F (26.4°C). Weather in September »
Weather in October
October, like September, is another refreshing autumn month in Cou Falls, Iowa, with an average temperature ranging between max 59.9°F (15.5°C) and min 44.1°F (6.7°C). October's arrival signals a distinct temperature shift, dropping from a moderately hot 74.3°F (23.5°C) in September to a mild 59.9°F (15.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Cou Falls, Iowa, with an average temperature fluctuating between 45.5°F (7.5°C) and 32.2°F (0.1°C). November's arrival brings a noticeable temperature shift, dropping from a mild 59.9°F (15.5°C) in October to a frosty 45.5°F (7.5°C). Weather in November »
Weather in December
December, the first month of the winter in Cou Falls, is also a wintry month, with an average temperature varying between 33.1°F (0.6°C) and 22.5°F (-5.3°C). The commencement of December indicates a shift in the average high-temperature, receding from November's frosty 45.5°F (7.5°C) to a wintry 33.1°F (0.6°C). Weather in December »
Updated: Jun 8, 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 month is the coldest?
The month of January sees the average lowest temperatures, reaching 26.2°F (-3.2°C) at the peak and 14.2°F (-9.9°C) at the low.
What is the most humid month?
With an average relative humidity of 85%, January is the most humid month.
What is the driest month?
January and February are months with the least rain when the rain falls for 4.2 days and typically aggregates up to 0.63" (16mm) of rain.
How many days does it rain?
In Cou Falls, during the entire year, the rain falls for 120.7 days and collects up to 18.31" (465mm) of precipitation.
When does it snow?
Months with snowfall are January through April, October through December.
When does it snow the most?
January is the month with the most snowfall. Snow falls for 10.3 days and accumulates 2.64" (67mm) of snow.
How much does it snow?
Throughout the year, there are 36.1 snowfall days, and 8.43" (214mm) of snow is accumulated.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 4.1h of sunshine.
What is the month with the lowest UV index?
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Cou Falls.
When is Daylight Saving Time (DST)?
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.
What is the wettest month?
The month with the most rainfall is May, when the rain falls for 16 days and typically aggregates up to 3.07" (78mm) of precipitation.
When it does not snow?
May through September are months without snowfall.
When are the longest days?
With an average of 15h and 12min of daylight, June has the longest days of the year.
When is the highest UV index?
June and July, with an average maximum UV index of 6, are months with the highest UV index.
What month is the hottest?
In Cou Falls, July is known for its average highest temperatures, reaching a high of 80.8°F (27.1°C) and a low of 64.6°F (18.1°C).
What month has the most sunshine in Cou Falls?
With an average of 10h of sunshine, July has the most sunshine of the year.
What is the least humid month?
With an average relative humidity of 73%, October is the least humid month.
What is the month with the shortest days?
With an average of 9h and 12min of daylight, December has the shortest days of the year.
Average temperature
Cou Falls, IA
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (26.2°F).
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (14.2°F).
Average pressure
Cou Falls, 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:
29.94"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.09"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 (29.9"Hg).
Average wind speed
Cou Falls, IA
- Average wind speed in January:
10.7mph - Average wind speed in February:
10.6mph - Average wind speed in March:
10.5mph - Average wind speed in April:
10.7mph - Average wind speed in May:
9.1mph - Average wind speed in June:
7.9mph
- Average wind speed in July:
7mph - Average wind speed in August:
7mph - Average wind speed in September:
8mph - Average wind speed in October:
9.7mph - Average wind speed in November:
10.5mph - Average wind speed in December:
10.1mph
The windiest months (with the highest average wind speed) are January and April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity
Cou Falls, IA
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (73%).
Average rainfall
Cou Falls, IA
- Average rainfall in January:
0.63" - Average rainfall in February:
0.63" - Average rainfall in March:
1.02" - Average rainfall in April:
2.09" - Average rainfall in May:
3.07" - Average rainfall in June:
2.6"
- Average rainfall in July:
2.24" - Average rainfall in August:
1.22" - Average rainfall in September:
1.73" - Average rainfall in October:
1.46" - Average rainfall in November:
0.83" - Average rainfall in December:
0.79"
The wettest month (with the highest rainfall) is May (3.07").
The driest months (with the least rainfall) are January and February (0.63").
Average rainfall days
Cou Falls, IA
- Average rainfall days in January:
4.2 days - Average rainfall days in February:
3 days - Average rainfall days in March:
9.4 days - Average rainfall days in April:
13.2 days - Average rainfall days in May:
16 days - Average rainfall days in June:
15.3 days
- Average rainfall days in July:
14.8 days - Average rainfall days in August:
11.9 days - Average rainfall days in September:
10.9 days - Average rainfall days in October:
9.6 days - Average rainfall days in November:
6.5 days - Average rainfall days in December:
5.9 days
The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is February (3 days).
Average snowfall
Cou Falls, IA
The month with the highest snowfall is January (2.64").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Cou Falls, IA
- Average snowfall days in January:
10.3 days - Average snowfall days in February:
8.8 days - Average snowfall days in March:
4.5 days - Average snowfall days in April:
1.1 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:
0.7 days - Average snowfall days in November:
2.5 days - Average snowfall days in December:
8.2 days
The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Cou Falls, IA
- Average daylight in January:
9h and 4min - 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 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
4h and 1min - Average sunshine in February:
4h and 1min - Average sunshine in March:
6h and 2min - Average sunshine in April:
7h and 4min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
10h and 0min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 2min - Average sunshine in October:
5h and 3min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days
Cou Falls, IA
- Average sunshine days in January:
19.5 days - Average sunshine days in February:
16.8 days - Average sunshine days in March:
17.1 days - Average sunshine days in April:
14.4 days - Average sunshine days in May:
12.3 days - Average sunshine days in June:
11.8 days
- Average sunshine days in July:
12.8 days - Average sunshine days in August:
17 days - Average sunshine days in September:
18.2 days - Average sunshine days in October:
19.9 days - Average sunshine days in November:
19.3 days - Average sunshine days in December:
18.6 days
The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is June (11.8 days).
Average UV index
Cou Falls, IA
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Cou Falls, IA
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are August and September (Cloud cover 30).
Average visibility
Cou Falls, IA
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Cou Falls, Iowa, USA
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