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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 a freezing cold winter month in Columbia, Iowa, with an average temperature fluctuating between 15.1°F (-9.4°C) and 28.6°F (-1.9°C). The lowest temperatures are recorded in January, with averages reaching a high of 28.6°F (-1.9°C) and a low of 15.1°F (-9.4°C). Weather in January »
Weather in February
The last month of the winter, February, is an icy month in Columbia, Iowa, with an average temperature varying between 32.5°F (0.3°C) and 18.5°F (-7.5°C). Columbia's shift into February sets the average high-temperature at a wintry 32.5°F (0.3°C), a figure that deviates only slightly from January's 28.6°F (-1.9°C). Weather in February »
Weather in March
March, the first month of the spring in Columbia, is a frosty month, with an average temperature ranging between min 32.5°F (0.3°C) and max 47.8°F (8.8°C). March's onset brings a clear escalation in the average high-temperature, soaring from a wintry 32.5°F (0.3°C) in February to a chilly 47.8°F (8.8°C). Weather in March »
Weather in April
April in Columbia, Iowa, is a mild spring month, with an average temperature varying between 42.4°F (5.8°C) and 59.9°F (15.5°C). In Columbia, the average high-temperature in April increases from a chilly 47.8°F (8.8°C) in March to a moderate 59.9°F (15.5°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Columbia, Iowa, with temperature in the range of an average low of 52.9°F (11.6°C) and an average high of 69.4°F (20.8°C). As Columbia, Iowa, transitions into May, the average high-temperature is observed to rise from a moderate 59.9°F (15.5°C) in April to an agreeable 69.4°F (20.8°C). Weather in May »
Weather in June
June, the first month of the summer in Columbia, is a moderately hot month, with an average temperature fluctuating between 79.3°F (26.3°C) and 63.1°F (17.3°C). As Columbia enters June, the average high-temperature increases from the an agreeable 69.4°F (20.8°C) of May to a moderately hot 79.3°F (26.3°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Columbia, Iowa, with an average temperature ranging between min 65.5°F (18.6°C) and max 82.8°F (28.2°C). With its high average temperature of 82.8°F (28.2°C) and a low of 65.5°F (18.6°C), July is regarded as the warmest month. In July, the heat index is calculated to be a tropical 91.4°F (33°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Columbia, Iowa, with an average temperature varying between 81.5°F (27.5°C) and 62.6°F (17°C). The initiation of August records an average high-temperature of a still moderately hot 81.5°F (27.5°C), displaying a near consistency with the previous month. Weather in August »
Weather in September
September, the first month of the autumn in Columbia, is also a moderately hot month, with an average temperature fluctuating between 56.1°F (13.4°C) and 75.7°F (24.3°C). The beginning of September brings a slight decrease in the average high-temperature, transitioning from a warm 81.5°F (27.5°C) in August to a still moderately hot 75.7°F (24.3°C). Weather in September »
Weather in October
October, like September, in Columbia, Iowa, is another enjoyable autumn month, with an average temperature fluctuating between 44.8°F (7.1°C) and 61.2°F (16.2°C). A decrease in the average high-temperature marks October, falling from September's moderately hot 75.7°F (24.3°C) to a comfortable 61.2°F (16.2°C). Weather in October »
Weather in November
November, the last month of the autumn in Columbia, is also a frosty month, with temperature in the range of an average high of 47.1°F (8.4°C) and an average low of 32.9°F (0.5°C). The commencement of November involves a temperature shift, with the average high-temperature dropping from a refreshing 61.2°F (16.2°C) in October to a chilly 47.1°F (8.4°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in Columbia, Iowa, with an average temperature varying between 34.7°F (1.5°C) and 23°F (-5°C). The onset of December coincides with a reduction in the average high-temperature, falling from a chilly 47.1°F (8.4°C) in November to an icy 34.7°F (1.5°C). Weather in December »
Updated: Jul 18, 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 time of the year is the coldest?
The coldest period tends to be January, when average temperatures fluctuate between a high of 28.6°F (-1.9°C) and a low of 15.1°F (-9.4°C).
What is the most humid month?
January is the most humid month, with an average relative humidity of 83%.
How much does it rain?
Throughout the year, there are 115.3 rainfall days, and 13.31" (338mm) of precipitation is accumulated.
When does it snow in Columbia?
January through May, October through December are months with snowfall.
When does it snow the most in Columbia?
The month with the most snowfall is January, when snow falls for 8.7 days and typically aggregates up to 2.24" (57mm) of snow.
How many days does it snow in Columbia?
In Columbia, during the entire year, snow falls for 30.4 days and aggregates up to 6.5" (165mm) of snow.
What is the month with the least sunshine?
With an average of 4.3h of sunshine, January has the least sunshine of the year.
When is the lowest UV index?
January is the month with the lowest UV index, with an average maximum UV index of 1.
What is the driest month?
The months with the least rainfall in Columbia are February and December Rain falls for 3.9 days and accumulates 0.47" (12mm) of rain.
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 15.3 days and typically aggregates up to 2.24" (57mm) of precipitation.
When it does not snow?
In Columbia, snow does not fall in June through September.
When are the longest days?
With an average of 15h and 6min of daylight, June has the longest days of the year.
What are the months with the highest UV index?
June through August, with an average maximum UV index of 6, are months with the highest UV index.
What is the hottest time of year?
Columbia's warmest month, July, registers temperatures that range from a high of 82.8°F (28.2°C) to a low of 65.5°F (18.6°C).
What month has the most sunshine?
July has the most sunshine of the year, with an average of 10.5h of sunshine.
What is the least humid month?
October is the least humid month, with an average relative humidity of 71%.
What is the month with the shortest days in Columbia?
December has the shortest days of the year, with an average of 9h and 18min of daylight.
Average temperature
Columbia, IA
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (28.6°F).
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).
Average pressure
Columbia, IA
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.14"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 (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed
Columbia, IA
- Average wind speed in January:
10.5mph - Average wind speed in February:
10.4mph - Average wind speed in March:
10.4mph - Average wind speed in April:
10.4mph - 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:
6.8mph - Average wind speed in September:
8mph - Average wind speed in October:
9.5mph - Average wind speed in November:
10.3mph - Average wind speed in December:
10mph
The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).
Average humidity
Columbia, IA
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Columbia, IA
- Average rainfall in January:
0.51" - Average rainfall in February:
0.47" - Average rainfall in March:
0.94" - Average rainfall in April:
1.14" - Average rainfall in May:
2.24" - Average rainfall in June:
1.81"
- Average rainfall in July:
1.34" - Average rainfall in August:
1.22" - Average rainfall in September:
1.5" - Average rainfall in October:
0.94" - Average rainfall in November:
0.71" - Average rainfall in December:
0.47"
The wettest month (with the highest rainfall) is May (2.24").
The driest months (with the least rainfall) are February and December (0.47").
Average rainfall days
Columbia, IA
- Average rainfall days in January:
4.1 days - Average rainfall days in February:
3.9 days - Average rainfall days in March:
10.2 days - Average rainfall days in April:
11.8 days - Average rainfall days in May:
15.3 days - Average rainfall days in June:
14.4 days
- Average rainfall days in July:
13.3 days - Average rainfall days in August:
11.5 days - Average rainfall days in September:
9.8 days - Average rainfall days in October:
8.9 days - Average rainfall days in November:
6.6 days - Average rainfall days in December:
5.5 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is February (3.9 days).
Average snowfall
Columbia, IA
- Average snowfall in January:
2.24" - Average snowfall in February:
1.38" - Average snowfall in March:
0.75" - Average snowfall in April:
0.59" - Average snowfall in May:
0.2" - Average snowfall in June:
0"
The month with the highest snowfall is January (2.24").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Columbia, IA
- Average snowfall days in January:
8.7 days - Average snowfall days in February:
7.9 days - Average snowfall days in March:
3.8 days - Average snowfall days in April:
1.1 days - Average snowfall days in May:
0.2 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:
1.8 days - Average snowfall days in December:
6.4 days
The month with the highest number of snowfall days is January (8.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Columbia, 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 2min
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 18min).
- Average sunshine in January:
4h and 2min - Average sunshine in February:
4h and 4min - Average sunshine in March:
6h and 1min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 2min - 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 30min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days
Columbia, IA
- Average sunshine days in January:
20.1 days - Average sunshine days in February:
17.5 days - Average sunshine days in March:
17.7 days - Average sunshine days in April:
14.9 days - Average sunshine days in May:
12 days - Average sunshine days in June:
11.6 days
- Average sunshine days in July:
13.1 days - Average sunshine days in August:
16.3 days - Average sunshine days in September:
18.4 days - Average sunshine days in October:
19.6 days - Average sunshine days in November:
20.5 days - Average sunshine days in December:
20.5 days
The months with the most sunshine days are November and December (20.5 days).
The month with the least sunshine days is June (11.6 days).
Average UV index
Columbia, IA
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover
Columbia, IA
The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are July, August and September (Cloud cover 29).
Average visibility
Columbia, 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).
Columbia, Iowa, USA
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