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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 West Chester, Iowa, with an average temperature ranging between min 16.5°F (-8.6°C) and max 28.8°F (-1.8°C). With an average high-temperature of 28.8°F (-1.8°C) and an average low-temperature of 16.5°F (-8.6°C), January is the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is an icy month in West Chester, Iowa, with temperature in the range of an average low of 19.9°F (-6.7°C) and an average high of 33.3°F (0.7°C). The average high-temperature during February is a wintry 33.3°F (0.7°C), almost matching the conditions of the preceding month. Weather in February »
Weather in March
March, the first month of the spring in West Chester, is a chilly month, with temperature in the range of an average high of 47.5°F (8.6°C) and an average low of 32.5°F (0.3°C). West Chester in March sees a temperature change, with average high-temperatures moving from a wintry 33.3°F (0.7°C) in February to a chilly 47.5°F (8.6°C). Weather in March »
Weather in April
April is a mild spring month in West Chester, Iowa, with an average temperature fluctuating between 43°F (6.1°C) and 59.5°F (15.3°C). With the transition into April, West Chester experiences an increase in average high-temperatures, moving up from a chilly 47.5°F (8.6°C) in March to a refreshing 59.5°F (15.3°C). Weather in April »
Weather in May
May, the last month of the spring in West Chester, is an agreeable month, with an average temperature fluctuating between 53.8°F (12.1°C) and 70.2°F (21.2°C). May's arrival signals a temperature shift, moving from a moderate 59.5°F (15.3°C) in April to an agreeable 70.2°F (21.2°C). Weather in May »
Weather in June
June, the first month of the summer in West Chester, is a moderately hot month, with an average temperature ranging between max 79.5°F (26.4°C) and min 63.1°F (17.3°C). June's arrival brings a change in high-temperatures, moving from an agreeable 70.2°F (21.2°C) in May to a warm 79.5°F (26.4°C). Weather in June »
Weather in July
July, like June, in West Chester, Iowa, is a moderately hot summer month, with an average temperature fluctuating between 82°F (27.8°C) and 65.1°F (18.4°C). July, with its high-temperature average of 82°F (27.8°C) and a low-temperature average of 65.1°F (18.4°C), is the warmest month. For most parts of July, the heat index is appraised at a hot 89.6°F (32°C). Weather in July »
Weather in August
August, the last month of the summer in West Chester, is also a moderately hot month, with an average temperature ranging between min 63°F (17.2°C) and max 81.1°F (27.3°C). As West Chester welcomes August, the average high-temperature is noted at a still moderately hot 81.1°F (27.3°C), closely aligning with the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in West Chester, is also a moderately hot month, with temperature in the range of an average low of 56.3°F (13.5°C) and an average high of 75.6°F (24.2°C). The arrival of September suggests a slight decrease in the average high-temperature, moving from 81.1°F (27.3°C) in August to a still moderately hot 75.6°F (24.2°C). Weather in September »
Weather in October
October, like September, in West Chester, Iowa, is another refreshing autumn month, with an average temperature fluctuating between 45.3°F (7.4°C) and 61.5°F (16.4°C). The shift from September to October corresponds with a decrease in the average high-temperature, down to a comfortable 61.5°F (16.4°C) from a moderately hot 75.6°F (24.2°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in West Chester, Iowa, with an average temperature fluctuating between 33.6°F (0.9°C) and 47.3°F (8.5°C). The arrival of November indicates a decrease in the average high-temperature, moving from a refreshing 61.5°F (16.4°C) in October to a frosty 47.3°F (8.5°C). Weather in November »
Weather in December
The first month of the winter, December, is also an icy month in West Chester, Iowa, with an average temperature varying between 34.9°F (1.6°C) and 24.1°F (-4.4°C). Setting in of December comes with a decrease in the average high-temperature, moving from a frosty 47.3°F (8.5°C) in November to a cold 34.9°F (1.6°C). Weather in December »
[Resources]Frequently asked questions
What are the coldest months in West Chester?
January is West Chester's coldest month, registering average high temperatures of 28.8°F (-1.8°C) and lows of 16.5°F (-8.6°C).
What is the most humid month in West Chester?
January and July, with an average relative humidity of 83%, are most humid months in West Chester, Iowa.
How much does it rain in West Chester?
Throughout the year, in West Chester, there are 123.7 rainfall days, and 18.94" (481mm) of precipitation is accumulated.
When does it snow in West Chester?
Months with snowfall are January through April, October through December.
When does it snow the most in West Chester?
January is the month with the most snowfall in West Chester. Snow falls for 8.9 days and accumulates 2.52" (64mm) of snow.
How much does it snow in West Chester?
Throughout the year, there are 29.8 snowfall days, and 7.99" (203mm) of snow is accumulated.
What is the month with the least sunshine in West Chester?
With an average of 4.2h of sunshine, January has the least sunshine of the year in West Chester, Iowa.
When is the lowest UV index in West Chester?
With an average maximum UV index of 1, January is the month with the lowest UV index in West Chester.
When is Daylight Saving Time (DST) in West Chester?
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 in West Chester?
The month with the most rainfall in West Chester is May, when the rain falls for 17 days and typically aggregates up to 2.91" (74mm) of precipitation.
When it does not snow in West Chester?
May through September are months without snowfall in West Chester, Iowa.
When are the longest days in West Chester?
With an average of 15h and 6min of daylight, June has the longest days of the year in West Chester.
When is the highest UV index in West Chester?
The months with the highest UV index in West Chester, Iowa, are June and July, with an average maximum UV index of 6.
What month is the hottest in West Chester?
July tends to be the warmest month in West Chester, Iowa, with temperatures averaging a daily high of 82°F (27.8°C) and a low of 65.1°F (18.4°C).
What month has the most sunshine in West Chester?
With an average of 10.2h of sunshine, July has the most sunshine of the year.
What is the least humid month in West Chester?
With an average relative humidity of 72%, October is the least humid month in West Chester, Iowa.
What is the driest month in West Chester?
The month with the least rainfall is December, when the rain falls for 5.8 days and typically collects 0.71" (18mm) of precipitation.
What is the month with the shortest days in West Chester?
December has the shortest days of the year, with an average of 9h and 12min of daylight.
Average temperature
West Chester, IA
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (28.8°F).
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).
Average pressure
West Chester, IA
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.13"Hg - Average pressure in March:
30.07"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
West Chester, 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:
10.6mph - Average wind speed in May:
8.9mph - Average wind speed in June:
7.8mph
- Average wind speed in July:
6.9mph - Average wind speed in August:
6.8mph - Average wind speed in September:
7.9mph - Average wind speed in October:
9.6mph - Average wind speed in November:
10.4mph - Average wind speed in December:
10.1mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).
Average humidity
West Chester, 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
West Chester, IA
- Average rainfall in January:
0.79" - Average rainfall in February:
0.75" - Average rainfall in March:
1.22" - Average rainfall in April:
1.97" - Average rainfall in May:
2.91" - Average rainfall in June:
2.87"
- Average rainfall in July:
2.01" - Average rainfall in August:
1.34" - Average rainfall in September:
1.65" - Average rainfall in October:
1.54" - Average rainfall in November:
1.18" - Average rainfall in December:
0.71"
The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is December (0.71").
Average rainfall days
West Chester, IA
- Average rainfall days in January:
4.4 days - Average rainfall days in February:
4.2 days - Average rainfall days in March:
10.9 days - Average rainfall days in April:
12.7 days - Average rainfall days in May:
17 days - Average rainfall days in June:
16.1 days
- Average rainfall days in July:
13.8 days - Average rainfall days in August:
11.8 days - Average rainfall days in September:
9.5 days - Average rainfall days in October:
10.2 days - Average rainfall days in November:
7.3 days - Average rainfall days in December:
5.8 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (4.2 days).
Average snowfall
West Chester, IA
The month with the highest snowfall is January (2.52").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
West Chester, IA
- Average snowfall days in January:
8.9 days - Average snowfall days in February:
7.9 days - Average snowfall days in March:
4.5 days - Average snowfall days in April:
0.9 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:
0.4 days - Average snowfall days in November:
1.5 days - Average snowfall days in December:
5.7 days
The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
West Chester, 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 3min - 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 4min - Average sunshine in April:
8h and 0min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 0min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
10h and 1min - Average sunshine in September:
9h and 3min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days
West Chester, IA
- Average sunshine days in January:
18.1 days - Average sunshine days in February:
17 days - Average sunshine days in March:
16.6 days - Average sunshine days in April:
14 days - Average sunshine days in May:
10.9 days - Average sunshine days in June:
11 days
- Average sunshine days in July:
12.9 days - Average sunshine days in August:
15.5 days - Average sunshine days in September:
18.1 days - Average sunshine days in October:
19 days - Average sunshine days in November:
20.3 days - Average sunshine days in December:
20.5 days
The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is May (10.9 days).
Average UV index
West Chester, 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
West Chester, IA
The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are August and September (Cloud cover 29).
Average visibility
West Chester, 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).
West Chester, Iowa, USA
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