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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 Willey, Iowa, with an average temperature ranging between max 26.2°F (-3.2°C) and min 13.6°F (-10.2°C). January, recording an average high temperature of 26.2°F (-3.2°C) and a low temperature of 13.6°F (-10.2°C), is Willey's coldest month. Weather in January »
Weather in February
The last month of the winter, February, is another freezing cold month in Willey, Iowa, with an average temperature fluctuating between 30.2°F (-1°C) and 16.9°F (-8.4°C). Willey records an average high-temperature of a still freezing cold 30.2°F (-1°C) in February, closely mirroring the climate of the previous month. Weather in February »
Weather in March
March, the first month of the spring in Willey, is a chilly month, with an average temperature ranging between max 45.7°F (7.6°C) and min 31.1°F (-0.5°C). A clear rise in the average high-temperature is observed during March, increasing from a freezing cold 30.2°F (-1°C) in February to a frosty 45.7°F (7.6°C). Weather in March »
Weather in April
April in Willey, Iowa, is a mild spring month, with an average temperature ranging between max 58.5°F (14.7°C) and min 41.9°F (5.5°C). The rise of average high-temperatures is seen in April, with an increase from a chilly 45.7°F (7.6°C) in March to a mild 58.5°F (14.7°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Willey, Iowa, with an average temperature fluctuating between 69.1°F (20.6°C) and 52.9°F (11.6°C). May comes with an increase, with the average high-temperature moving from a mild 58.5°F (14.7°C) in April to an agreeable 69.1°F (20.6°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Willey, Iowa, with an average temperature fluctuating between 62.8°F (17.1°C) and 79.3°F (26.3°C). Entering June, Willey sees a temperature rise, with the average high-temperature advancing from May's agreeable 69.1°F (20.6°C) to a warm 79.3°F (26.3°C). Weather in June »
Weather in July
July, like June, in Willey, Iowa, is a moderately hot summer month, with an average temperature varying between 81.5°F (27.5°C) and 64.4°F (18°C). In Willey, the highest average temperatures are observed in July, with a high of 81.5°F (27.5°C) and a low of 64.4°F (18°C). Throughout July, the heat index is calculated to be a hot 87.8°F (31°C). Weather in July »
Weather in August
August, the last month of the summer in Willey, is also a moderately hot month, with temperature in the range of an average low of 61.5°F (16.4°C) and an average high of 79.5°F (26.4°C). Willey's average high-temperature in August sits at a still moderately hot 79.5°F (26.4°C), showing little difference from the previous month. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Willey, Iowa, with an average temperature varying between 55.8°F (13.2°C) and 74.7°F (23.7°C). Willey's entry into September measures an average high-temperature of a still warm 74.7°F (23.7°C), closely parallel to the preceding month. Weather in September »
Weather in October
October, like September, is another refreshing autumn month in Willey, Iowa, with an average temperature fluctuating between 43.9°F (6.6°C) and 59.5°F (15.3°C). In October, the average high-temperature decreases considerably from a moderately hot 74.7°F (23.7°C) in September to a refreshing 59.5°F (15.3°C). Weather in October »
Weather in November
November, the last month of the autumn in Willey, is another chilly month, with temperature in the range of an average low of 31.8°F (-0.1°C) and an average high of 45.9°F (7.7°C). Willey in November undergoes a mild reduction in the average high-temperature, shifting from October's refreshing 59.5°F (15.3°C) to a chilly 45.9°F (7.7°C). Weather in November »
Weather in December
The first month of the winter, December, is also a subzero cold month in Willey, Iowa, with an average temperature ranging between min 20.8°F (-6.2°C) and max 31.8°F (-0.1°C). As November shifts into December, a slight alteration in temperatures is observed, with average highs reducing from a chilly 45.9°F (7.7°C) to a freezing cold 31.8°F (-0.1°C). Weather in December »
Updated: Jul 13, 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?
In Willey, the average lowest temperatures are observed in January, with a high of 26.2°F (-3.2°C) and a low of 13.6°F (-10.2°C).
What is the most humid month?
With an average relative humidity of 84%, January is the most humid month.
What is the driest month?
The month with the least rainfall is January, when the rain falls for 4.6 days and typically collects 0.94" (24mm) of precipitation.
How many days does it rain?
In Willey, Iowa, during the entire year, the rain falls for 130.1 days and collects up to 27.28" (693mm) of precipitation.
When does it snow in Willey?
January through May, October through December are months with snowfall in Willey.
How many days does it snow?
In Willey, during the entire year, snow falls for 44.8 days and aggregates up to 19.8" (503mm) of snow.
What is the month with the least sunshine?
With an average of 4.2h of sunshine, January has the least sunshine of the year.
What is the snowiest month?
February is the month with the most snowfall. Snow falls for 9.4 days and accumulates 5.12" (130mm) of snow.
What is the month with the lowest UV index?
With an average maximum UV index of 1, February is the month with the lowest UV index.
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 least humid month?
The months with the lowest humidity in Willey are April and October, with an average relative humidity of 69%.
What is the wettest month?
The month with the most rainfall is May, when the rain falls for 17.3 days and typically aggregates up to 4.29" (109mm) of precipitation.
When it does not snow?
June 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.
What is the month with 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 warmest month?
Willey's temperatures tend to reach their peak averages in July, with a high of 81.5°F (27.5°C) and a low of 64.4°F (18°C).
What month has the most sunshine?
With an average of 10.4h of sunshine, July has the most sunshine of the year in Willey.
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
Willey, 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 (26.2°F).
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).
Average pressure
Willey, IA
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.15"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.93"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.88"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:
30"Hg - Average pressure in November:
30.08"Hg - Average pressure in December:
30.12"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
Willey, IA
- Average wind speed in January:
11.1mph - Average wind speed in February:
10.9mph - Average wind speed in March:
10.7mph - Average wind speed in April:
10.9mph - Average wind speed in May:
9.3mph - Average wind speed in June:
8.5mph
- Average wind speed in July:
7.2mph - Average wind speed in August:
7.4mph - Average wind speed in September:
8.5mph - Average wind speed in October:
9.9mph - Average wind speed in November:
10.7mph - Average wind speed in December:
10.6mph
The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).
Average humidity
Willey, IA
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are April and October (69%).
Average rainfall
Willey, IA
- Average rainfall in January:
0.94" - Average rainfall in February:
1.26" - Average rainfall in March:
1.73" - Average rainfall in April:
2.95" - Average rainfall in May:
4.29" - Average rainfall in June:
3.98"
- Average rainfall in July:
2.17" - Average rainfall in August:
2.32" - Average rainfall in September:
2.72" - Average rainfall in October:
2.13" - Average rainfall in November:
1.14" - Average rainfall in December:
1.65"
The wettest month (with the highest rainfall) is May (4.29").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days
Willey, IA
- Average rainfall days in January:
4.6 days - Average rainfall days in February:
4.3 days - Average rainfall days in March:
11.6 days - Average rainfall days in April:
15.4 days - Average rainfall days in May:
17.3 days - Average rainfall days in June:
17.9 days
- Average rainfall days in July:
14 days - Average rainfall days in August:
12 days - Average rainfall days in September:
10.9 days - Average rainfall days in October:
9.9 days - Average rainfall days in November:
7.2 days - Average rainfall days in December:
5 days
The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (4.3 days).
Average snowfall
Willey, IA
- Average snowfall in January:
4.02" - Average snowfall in February:
5.12" - Average snowfall in March:
3.35" - Average snowfall in April:
1.26" - Average snowfall in May:
0.24" - Average snowfall in June:
0"
The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Willey, IA
- Average snowfall days in January:
11.8 days - Average snowfall days in February:
9.4 days - Average snowfall days in March:
7 days - Average snowfall days in April:
1.7 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:
0.9 days - Average snowfall days in November:
3.8 days - Average snowfall days in December:
9.9 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Willey, IA
- Average daylight in January:
9h and 3min - 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 5min - Average sunshine in March:
6h and 1min - 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 2min - Average sunshine in August:
9h and 4min - Average sunshine in September:
9h and 1min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days
Willey, IA
- Average sunshine days in January:
16.1 days - Average sunshine days in February:
14.5 days - Average sunshine days in March:
14 days - Average sunshine days in April:
11.5 days - Average sunshine days in May:
11.7 days - Average sunshine days in June:
10 days
- Average sunshine days in July:
14.1 days - Average sunshine days in August:
15.9 days - Average sunshine days in September:
17.2 days - Average sunshine days in October:
18.8 days - Average sunshine days in November:
18.9 days - Average sunshine days in December:
17.4 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is June (10 days).
Average UV index
Willey, IA
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover
Willey, IA
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility
Willey, IA
The months with the highest visibility are February, March, April, May, June, July, September, October, November and December (6mi).
The months with the lowest visibility are January and August (5mi).
Willey, Iowa, USA
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