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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, the same as December, in Cosgrove, Iowa, is another subzero cold winter month, with an average temperature fluctuating between 15.3°F (-9.3°C) and 27.3°F (-2.6°C). The coldest period is January, when temperatures fluctuate between an average high of 27.3°F (-2.6°C) and a low of 15.3°F (-9.3°C). Weather in January »
Weather in February
February, the last month of the winter in Cosgrove, is a wintry month, with an average temperature varying between 19°F (-7.2°C) and 32°F (0°C). February's onset brings an average high-temperature of an icy 32°F (0°C), showing a minute difference from January's 27.3°F (-2.6°C). Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Cosgrove, Iowa, with an average temperature fluctuating between 31.6°F (-0.2°C) and 46.6°F (8.1°C). The shift into March is marked by a considerable temperature increase, with the average high-temperature soaring from a cold 32°F (0°C) in February to a frosty 46.6°F (8.1°C). Weather in March »
Weather in April
April is a mild spring month in Cosgrove, Iowa, with temperature in the range of an average high of 58.6°F (14.8°C) and an average low of 42.3°F (5.7°C). The shift from March to April is marked by an increase in the average high-temperature, moving from a chilly 46.6°F (8.1°C) to a refreshing 58.6°F (14.8°C). Weather in April »
Weather in May
May, the last month of the spring in Cosgrove, is an agreeable month, with an average temperature varying between 53.2°F (11.8°C) and 69.8°F (21°C). The start of May is characterized by an increase in the average high-temperature, transitioning from a refreshing 58.6°F (14.8°C) in April to a pleasant 69.8°F (21°C). Weather in May »
Weather in June
June, the first month of the summer in Cosgrove, is a moderately hot month, with temperature in the range of an average high of 79.2°F (26.2°C) and an average low of 62.1°F (16.7°C). June brings an increase in the average high-temperature, progressing from a pleasant 69.8°F (21°C) in May to a warm 79.2°F (26.2°C). Weather in June »
Weather in July
July, like June, in Cosgrove, Iowa, is another warm summer month, with an average temperature varying between 64.6°F (18.1°C) and 81.5°F (27.5°C). In Cosgrove, the peak average temperatures are observed in July, with a high of 81.5°F (27.5°C) and a low of 64.6°F (18.1°C). For most parts of July, the heat index is computed to be a hot 87.8°F (31°C). Weather in July »
Weather in August
August, the last month of the summer in Cosgrove, is also a moderately hot month, with an average temperature varying between 80.6°F (27°C) and 62.2°F (16.8°C). The arrival of August denotes a barely perceptible change in the average high-temperatures to a still warm 80.6°F (27°C) from July's 81.5°F (27.5°C). Weather in August »
Weather in September
September, the first month of the autumn in Cosgrove, is also a moderately hot month, with an average temperature fluctuating between 55.8°F (13.2°C) and 75.2°F (24°C). As August transitions into September, Cosgrove sees a gentle drop in the average high-temperature, transitioning from a moderately hot 80.6°F (27°C) to a still warm 75.2°F (24°C). Weather in September »
Weather in October
October, the same as September, in Cosgrove, Iowa, is another mild autumn month, with an average temperature ranging between max 60.4°F (15.8°C) and min 45°F (7.2°C). The transition from September to October brings a clear temperature drop, with average high-temperatures decreasing from a warm 75.2°F (24°C) to a mild 60.4°F (15.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Cosgrove, Iowa, with temperature in the range of an average low of 32.5°F (0.3°C) and an average high of 46.4°F (8°C). A change in temperatures is noted as October gives way to November, with average highs reducing from a moderate 60.4°F (15.8°C) to a chilly 46.4°F (8°C). Weather in November »
Weather in December
December, the first month of the winter in Cosgrove, is also an icy month, with an average temperature fluctuating between 22.8°F (-5.1°C) and 34°F (1.1°C). The arrival of December corresponds with a temperature reduction, down from November's chilly 46.4°F (8°C) to a wintry 34°F (1.1°C). Weather in December »
Updated: Jun 19, 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 is the coldest month?
January, with its average high-temperature of 27.3°F (-2.6°C) and an average low-temperature of 15.3°F (-9.3°C), holds the record as the coldest month.
What are the most humid months?
January and July, with an average relative humidity of 83%, are most humid months.
What is the driest month?
January and February are months with the least rain when the rain falls for 5.7 days and typically aggregates up to 1.34" (34mm) of rain.
How many days does it rain?
Throughout the year, there are 140.4 rainfall days, and 29.57" (751mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through April, October through December.
What is the snowiest month in Cosgrove?
The month with the most snowfall is January, when snow falls for 10.9 days and typically aggregates up to 5.28" (134mm) of snow.
How many days does it snow?
Throughout the year, there are 37.7 snowfall days, and 16.42" (417mm) of snow is accumulated.
What is the month with the least sunshine in Cosgrove?
The month with the least sunshine is January, with an average of 4.2h of sunshine.
What is the month with the lowest UV index?
January is the month with the lowest UV index, with an average maximum UV index of 1.
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 18.4 days and typically aggregates up to 4.69" (119mm) of precipitation.
When it does not snow?
In Cosgrove, snow does not fall in May through September.
When are the longest days?
The month with the longest days is June, with an average of 15h and 6min of daylight.
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 is the hottest time of year?
In Cosgrove, July is identified by the average highest temperatures, reaching a peak of 81.5°F (27.5°C) and a low of 64.6°F (18.1°C).
What month has the most sunshine?
With an average of 10h of sunshine, July has the most sunshine of the year.
What is the least humid month?
The least humid month is October, with an average relative humidity of 72%.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 12min of daylight.
Average temperature
Cosgrove, IA
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (27.3°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 (15.3°F).
Average pressure
Cosgrove, IA
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.12"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:
30.01"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
Cosgrove, IA
- Average wind speed in January:
10.4mph - Average wind speed in February:
10.4mph - Average wind speed in March:
10.4mph - Average wind speed in April:
10.7mph - Average wind speed in May:
9mph - Average wind speed in June:
7.9mph
- Average wind speed in July:
6.9mph - Average wind speed in August:
6.9mph - Average wind speed in September:
8mph - Average wind speed in October:
9.6mph - Average wind speed in November:
10.3mph - Average wind speed in December:
9.9mph
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 (6.9mph).
Average humidity
Cosgrove, IA
The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Cosgrove, IA
- Average rainfall in January:
1.34" - Average rainfall in February:
1.34" - Average rainfall in March:
2.09" - Average rainfall in April:
3.19" - Average rainfall in May:
4.69" - Average rainfall in June:
3.9"
- Average rainfall in July:
3.03" - Average rainfall in August:
1.93" - Average rainfall in September:
2.44" - Average rainfall in October:
2.48" - Average rainfall in November:
1.69" - Average rainfall in December:
1.46"
The wettest month (with the highest rainfall) is May (4.69").
The driest months (with the least rainfall) are January and February (1.34").
Average rainfall days
Cosgrove, IA
- Average rainfall days in January:
5.7 days - Average rainfall days in February:
5 days - Average rainfall days in March:
11.5 days - Average rainfall days in April:
15.3 days - Average rainfall days in May:
18.4 days - Average rainfall days in June:
17.7 days
- Average rainfall days in July:
15.2 days - Average rainfall days in August:
12.8 days - Average rainfall days in September:
12 days - Average rainfall days in October:
11.5 days - Average rainfall days in November:
8.3 days - Average rainfall days in December:
7 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (5 days).
Average snowfall
Cosgrove, IA
The month with the highest snowfall is January (5.28").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Cosgrove, IA
- Average snowfall days in January:
10.9 days - Average snowfall days in February:
9.4 days - Average snowfall days in March:
4.9 days - Average snowfall days in April:
1.3 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:
0.5 days - Average snowfall days in November:
2.3 days - Average snowfall days in December:
8.4 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Cosgrove, 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 6min).
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 2min - Average sunshine in March:
6h and 3min - Average sunshine in April:
7h and 5min - 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 12min).
Average sunshine days
Cosgrove, IA
- Average sunshine days in January:
16.3 days - Average sunshine days in February:
15 days - Average sunshine days in March:
14.6 days - Average sunshine days in April:
12.8 days - Average sunshine days in May:
10 days - Average sunshine days in June:
10.1 days
- Average sunshine days in July:
12.2 days - Average sunshine days in August:
15.8 days - Average sunshine days in September:
17.1 days - Average sunshine days in October:
17.9 days - Average sunshine days in November:
18.5 days - Average sunshine days in December:
17 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10 days).
Average UV index
Cosgrove, IA
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover
Cosgrove, IA
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility
Cosgrove, 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).
Cosgrove, Iowa, USA
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