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 Chillicothe, Iowa, is another subzero cold winter month, with an average temperature ranging between min 16.2°F (-8.8°C) and max 29.3°F (-1.5°C). With an average high-temperature of 29.3°F (-1.5°C) and an average low-temperature of 16.2°F (-8.8°C), January is the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Chillicothe, is a wintry month, with an average temperature fluctuating between 19.4°F (-7°C) and 33.3°F (0.7°C). In February, the average high-temperature is practically the same as in January - a cold 33.3°F (0.7°C). Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Chillicothe, Iowa, with an average temperature varying between 48.2°F (9°C) and 33.1°F (0.6°C). In March, the average high-temperature increases considerably from a wintry 33.3°F (0.7°C) in February to a frosty 48.2°F (9°C). Weather in March »
Weather in April
April in Chillicothe, Iowa, is a moderate spring month, with an average temperature ranging between max 60.1°F (15.6°C) and min 42.6°F (5.9°C). In Chillicothe, the average high-temperature in April increases from a frosty 48.2°F (9°C) in March to a moderate 60.1°F (15.6°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Chillicothe, Iowa, with an average temperature varying between 70°F (21.1°C) and 53.2°F (11.8°C). In Chillicothe, the average high-temperature in May increases from a mild 60.1°F (15.6°C) in April to a pleasant 70°F (21.1°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Chillicothe, Iowa, with an average temperature fluctuating between 79.9°F (26.6°C) and 63.1°F (17.3°C). In June, the average high-temperature increases from an agreeable 70°F (21.1°C) in May to a moderately hot 79.9°F (26.6°C). Weather in June »
Weather in July
July, like June, in Chillicothe, Iowa, is another warm summer month, with an average temperature ranging between max 82.6°F (28.1°C) and min 65.3°F (18.5°C). The warmest month is July, with an average high-temperature of 82.6°F (28.1°C) and an average low-temperature of 65.3°F (18.5°C). The average heat index in July is estimated at a hot 91.4°F (33°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Chillicothe, Iowa, with an average temperature fluctuating between 63.1°F (17.3°C) and 81.7°F (27.6°C). In Chillicothe, the average high-temperature in August is practically the same as in July - a still moderately hot 81.7°F (27.6°C). Weather in August »
Weather in September
September, the first month of the autumn in Chillicothe, is still a warm month, with an average temperature fluctuating between 75.7°F (24.3°C) and 56.5°F (13.6°C). In Chillicothe, Iowa, the average high-temperature in September slightly decreases from a moderately hot 81.7°F (27.6°C) in August to a still warm 75.7°F (24.3°C). Weather in September »
Weather in October
October, like September, in Chillicothe, Iowa, is another enjoyable autumn month, with an average temperature ranging between max 61.7°F (16.5°C) and min 44.8°F (7.1°C). In October, the average high-temperature drops from a warm 75.7°F (24.3°C) in September to a comfortable 61.7°F (16.5°C). Weather in October »
Weather in November
November, the last month of the autumn in Chillicothe, is also a frosty month, with temperature in the range of an average low of 33.6°F (0.9°C) and an average high of 47.8°F (8.8°C). In November, the average high-temperature decreases from a comfortable 61.7°F (16.5°C) in October to a chilly 47.8°F (8.8°C). Weather in November »
Weather in December
The first month of the winter, December, is also a wintry month in Chillicothe, Iowa, with temperature in the range of an average high of 35.1°F (1.7°C) and an average low of 23.9°F (-4.5°C). In December, the average high-temperature decreases from a frosty 47.8°F (8.8°C) in November to a cold 35.1°F (1.7°C). Weather in December »
[Resources]FAQ
What is the coldest month in Chillicothe?
With an average high-temperature of 29.3°F (-1.5°C) and an average low-temperature of 16.2°F (-8.8°C), January is the coldest month in Chillicothe, Iowa.
What is the driest month in Chillicothe?
The month with the least rainfall is January, when the rain falls for 5.2 days and typically collects 1.06" (27mm) of precipitation.
How much does it rain in Chillicothe?
Throughout the year, there are 134.5 rainfall days, and 27.17" (690mm) of precipitation is accumulated.
When does it snow in Chillicothe?
January through May, October through December are months with snowfall in Chillicothe, Iowa.
How many days does it snow in Chillicothe?
Throughout the year, there are 33.5 snowfall days, and 14.17" (360mm) of snow is accumulated.
What is the month with the least sunshine in Chillicothe?
With an average of 4.2h of sunshine, January has the least sunshine of the year in Chillicothe.
What is the month with the lowest UV index in Chillicothe?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
When does it snow the most in Chillicothe?
The month with the most snowfall is February, when snow falls for 8.3 days and typically aggregates up to 4.17" (106mm) of snow.
When is Daylight Saving Time (DST) in Chillicothe?
On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from CDT to CST.
What is the rainiest month in Chillicothe?
May is the month with the most rainfall in Chillicothe, Iowa. Rain falls for 17.3 days and accumulates 4.02" (102mm) of precipitation.
What is the most humid month in Chillicothe?
June is the most humid month in Chillicothe, Iowa, with an average relative humidity of 83%.
When it does not snow in Chillicothe?
June through September are months without snowfall in Chillicothe, Iowa.
When are the longest days in Chillicothe?
With an average of 15h and 5min of daylight, June has the longest days of the year in Chillicothe.
When is the highest UV index in Chillicothe?
The months with the highest UV index in Chillicothe, Iowa, are June through August, with an average maximum UV index of 6.
What is the warmest month in Chillicothe?
The warmest month is July, with an average high-temperature of 82.6°F (28.1°C) and an average low-temperature of 65.3°F (18.5°C).
What month has the most sunshine in Chillicothe?
The month with the most sunshine in Chillicothe is July, with an average of 10.2h of sunshine.
What is the least humid month in Chillicothe?
With an average relative humidity of 72%, October is the least humid month in Chillicothe, Iowa.
What is the month with the shortest days in Chillicothe?
December has the shortest days of the year, with an average of 9h and 17min of daylight.
Average temperature
Chillicothe, IA
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (29.3°F).
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure
Chillicothe, IA
- Average pressure in January:
30.15"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:
29.93"Hg - Average pressure in June:
29.89"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:
30.12"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed
Chillicothe, IA
- Average wind speed in January:
10.8mph - Average wind speed in February:
10.6mph - Average wind speed in March:
10.5mph - Average wind speed in April:
10.5mph - Average wind speed in May:
8.8mph - Average wind speed in June:
7.9mph
- Average wind speed in July:
7mph - Average wind speed in August:
6.9mph - 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:
10.2mph
The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).
Average humidity
Chillicothe, IA
The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Chillicothe, IA
- Average rainfall in January:
1.06" - Average rainfall in February:
1.18" - Average rainfall in March:
2.13" - Average rainfall in April:
2.83" - Average rainfall in May:
4.02" - Average rainfall in June:
3.86"
The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days
Chillicothe, IA
- Average rainfall days in January:
5.2 days - Average rainfall days in February:
5.5 days - Average rainfall days in March:
11.8 days - Average rainfall days in April:
14 days - Average rainfall days in May:
17.3 days - Average rainfall days in June:
16.2 days
- Average rainfall days in July:
15.1 days - Average rainfall days in August:
11.8 days - Average rainfall days in September:
11.7 days - Average rainfall days in October:
10.9 days - Average rainfall days in November:
8.2 days - Average rainfall days in December:
6.8 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (5.2 days).
Average snowfall
Chillicothe, IA
- Average snowfall in January:
3.86" - Average snowfall in February:
4.17" - Average snowfall in March:
1.73" - Average snowfall in April:
1.26" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is February (4.17").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Chillicothe, IA
- Average snowfall days in January:
10.2 days - Average snowfall days in February:
8.3 days - Average snowfall days in March:
4.6 days - Average snowfall days in April:
1 days - Average snowfall days in May:
0.1 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:
6.5 days
The month with the highest number of snowfall days is January (10.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Chillicothe, IA
- Average daylight in January:
9h and 37min - Average daylight in February:
10h and 40min - Average daylight in March:
11h and 58min - Average daylight in April:
13h and 20min - Average daylight in May:
14h and 30min - Average daylight in June:
15h and 5min
- Average daylight in July:
14h and 47min - Average daylight in August:
13h and 46min - Average daylight in September:
12h and 27min - Average daylight in October:
11h and 5min - Average daylight in November:
9h and 54min - Average daylight in December:
9h and 17min
The month with the longest days is June (Average daylight: 15h and 5min).
The month with the shortest days is December (Average daylight: 9h and 17min).
- Average sunshine in January:
4h and 12min - Average sunshine in February:
4h and 30min - Average sunshine in March:
6h and 24min - Average sunshine in April:
8h and 0min - Average sunshine in May:
8h and 30min - Average sunshine in June:
9h and 48min
- Average sunshine in July:
10h and 12min - Average sunshine in August:
9h and 54min - Average sunshine in September:
9h and 24min - Average sunshine in October:
5h and 36min - Average sunshine in November:
5h and 30min - Average sunshine in December:
4h and 42min
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
Chillicothe, IA
- Average sunshine days in January:
16.5 days - Average sunshine days in February:
15.6 days - Average sunshine days in March:
14.9 days - Average sunshine days in April:
13.2 days - Average sunshine days in May:
11.6 days - Average sunshine days in June:
11.9 days
- Average sunshine days in July:
13.4 days - Average sunshine days in August:
16.7 days - Average sunshine days in September:
16.5 days - Average sunshine days in October:
18.2 days - Average sunshine days in November:
18.8 days - Average sunshine days in December:
18.9 days
The month with the most sunshine days is December (18.9 days).
The month with the least sunshine days is May (11.6 days).
Average UV index
Chillicothe, IA
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Chillicothe, IA
The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are August and September (Cloud cover 29).
Average visibility
Chillicothe, IA
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
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