Climate and monthly weather forecast
Cumberland, IA

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Weather in January

January, like December, is another subzero cold winter month in Cumberland, Iowa, with temperature in the range of an average high of 28.4°F (-2°C) and an average low of 15.1°F (-9.4°C). January, with its average high-temperature of 28.4°F (-2°C) and an average low-temperature of 15.1°F (-9.4°C), holds the record as the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Cumberland, is a wintry month, with an average temperature varying between 18.1°F (-7.7°C) and 32°F (0°C). Cumberland sees the arrival of February with an average high-temperature of an icy 32°F (0°C), indicating a subtle variation from January. Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Cumberland, Iowa, with an average temperature ranging between min 32.5°F (0.3°C) and max 47.8°F (8.8°C). With the beginning of March, Cumberland's average high-temperature experiences a significant increase, moving from a wintry 32°F (0°C) in February to a chilly 47.8°F (8.8°C). Weather in March »

Weather in April

April is a refreshing spring month in Cumberland, Iowa, with an average temperature fluctuating between 42.4°F (5.8°C) and 59.5°F (15.3°C). April brings a rise in Cumberland's average high-temperature, moving from a chilly 47.8°F (8.8°C) in March to a moderate 59.5°F (15.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Cumberland, Iowa, with an average temperature fluctuating between 52.9°F (11.6°C) and 69.6°F (20.9°C). A shift in the average high-temperature is noticeable in May, changing from a mild 59.5°F (15.3°C) in April to a pleasant 69.6°F (20.9°C). Weather in May »

Weather in June

June, the first month of the summer in Cumberland, is a moderately hot month, with an average temperature fluctuating between 63.1°F (17.3°C) and 79.9°F (26.6°C). In June, the average high-temperature increases from an agreeable 69.6°F (20.9°C) in May to a moderately hot 79.9°F (26.6°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Cumberland, Iowa, with an average temperature varying between 65.1°F (18.4°C) and 82.6°F (28.1°C). Cumberland's warmest month, July, registers temperatures that range from a high of 82.6°F (28.1°C) to a low of 65.1°F (18.4°C). The heat index value during July is computed to be a tropical 89.6°F (32°C). Weather in July »

Weather in August

August, the last month of the summer in Cumberland, is also a moderately hot month, with temperature in the range of an average high of 81.1°F (27.3°C) and an average low of 62.2°F (16.8°C). The start of August marks an average high-temperature of a still moderately hot 81.1°F (27.3°C), hardly distinguishable from the conditions in July. Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Cumberland, Iowa, with an average temperature ranging between min 55.9°F (13.3°C) and max 75°F (23.9°C). Cumberland's transition into September involves a gentle shift in temperature, receding from 81.1°F (27.3°C) in August to a still warm 75°F (23.9°C). Weather in September »

Weather in October

October, the same as September, in Cumberland, Iowa, is another refreshing autumn month, with an average temperature ranging between max 60.4°F (15.8°C) and min 43.7°F (6.5°C). The shift into October brings a noticeable decrease in the average high-temperature, falling from a moderately hot 75°F (23.9°C) in September to a moderate 60.4°F (15.8°C). Weather in October »

Weather in November

November, the last month of the autumn in Cumberland, 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 32.4°F (0.2°C). November brings a minor decrease, with the average high-temperature reducing from a refreshing 60.4°F (15.8°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 also a wintry month in Cumberland, Iowa, with an average temperature fluctuating between 33.4°F (0.8°C) and 21°F (-6.1°C). December indicates a shift in the average high-temperature, from November's chilly 47.1°F (8.4°C) to an icy 33.4°F (0.8°C). Weather in December »
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

January, with its average high-temperature of 28.4°F (-2°C) and an average low-temperature of 15.1°F (-9.4°C), holds the record as the coldest month.

What is the most humid month?

The most humid month in Cumberland is January, with an average relative humidity of 82%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 3.8 days and accumulates 0.59" (15mm) of precipitation.

How much does it rain?

In Cumberland, during the entire year, the rain falls for 118.7 days and collects up to 20.79" (528mm) of precipitation.

When does it snow?

Months with snowfall are January through May, October through December.

How many days does it snow?

In Cumberland, during the entire year, snow falls for 32.3 days and aggregates up to 9.41" (239mm) of snow.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 4.5h of sunshine.

What are the months with the lowest UV index?

The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2.

What is the snowiest month?

February is the month with the most snowfall in Cumberland. Snow falls for 7.7 days and accumulates 2.36" (60mm) of snow.

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 June, when the rain falls for 16.4 days and typically aggregates up to 3.7" (94mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

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?

The months with the highest UV index in Cumberland are June through August, with an average maximum UV index of 6.

What are the warmest months?

The warmest period tends to be July, when average temperatures fluctuate between a high of 82.6°F (28.1°C) and a low of 65.1°F (18.4°C).

What month has the most sunshine?

July has the most sunshine of the year, with an average of 10.4h of sunshine.

What is the least humid month?

October is the least humid month, with an average relative humidity of 69%.

What is the month with the shortest days?

With an average of 9h and 18min of daylight, December has the shortest days of the year.

Average temperature
Cumberland, IA

Average temperature - Cumberland, 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 (28.4°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 (15.1°F).

Average pressure
Cumberland, IA

Average pressure - Cumberland, IA

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed
Cumberland, IA

Average wind speed - Cumberland, IA

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

Average humidity
Cumberland, IA

Average humidity - Cumberland, IA

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (69%).

Average rainfall
Cumberland, IA

Average rainfall - Cumberland, IA

The wettest month (with the highest rainfall) is June (3.7").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days
Cumberland, IA

Average rainfall days - Cumberland, IA

The month with the highest number of rainy days is June (16.4 days).
The month with the least rainy days is February (3.1 days).

Average snowfall
Cumberland, IA

Average snowfall - Cumberland, IA

The month with the highest snowfall is February (2.36").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Cumberland, IA

Average snowfall days - Cumberland, IA

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
Cumberland, IA

Average daylight / Average sunshine - Cumberland, IA

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).

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 30min).

Average sunshine days
Cumberland, IA

Average sunshine days - Cumberland, IA

The month with the most sunshine days is December (21.2 days).
The month with the least sunshine days is June (10.8 days).

Average UV index
Cumberland, IA

Average UV index - Cumberland, 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, October, November and December (UV index 2).

Average visibility
Cumberland, IA

Average visibility - Cumberland, 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).

Cumberland, Iowa, USA

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