Climate and monthly weather forecast
Belle Plaine, IA

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Weather in January

January, like December, is a freezing cold winter month in Belle Plaine, Iowa, with an average temperature varying between 25.9°F (-3.4°C) and 13.5°F (-10.3°C). Temperature records mark January as the coldest month, with highs averaging 25.9°F (-3.4°C) and lows at 13.5°F (-10.3°C). Weather in January »

Weather in February

February, the last month of the winter in Belle Plaine, is another freezing cold month, with an average temperature varying between 17.1°F (-8.3°C) and 30.2°F (-1°C). Belle Plaine marks the onset of February with an average high-temperature of a still freezing cold 30.2°F (-1°C), subtly divergent from January's 25.9°F (-3.4°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Belle Plaine, Iowa, with an average temperature fluctuating between 30.6°F (-0.8°C) and 45.1°F (7.3°C). March signals a clear temperature escalation, with average high-temperatures advancing from February's freezing cold 30.2°F (-1°C) to a frosty 45.1°F (7.3°C). Weather in March »

Weather in April

April in Belle Plaine, Iowa, is a mild spring month, with an average temperature fluctuating between 57.7°F (14.3°C) and 41.4°F (5.2°C). The rise of average high-temperatures is seen in April, with an increase from a chilly 45.1°F (7.3°C) in March to a mild 57.7°F (14.3°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Belle Plaine, Iowa, with an average temperature ranging between min 52.2°F (11.2°C) and max 68.7°F (20.4°C). In Belle Plaine, the onset of May comes with an increased average high-temperature, moving from April's mild 57.7°F (14.3°C) to a pleasant 68.7°F (20.4°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Belle Plaine, Iowa, with an average temperature ranging between min 61.7°F (16.5°C) and max 78.1°F (25.6°C). The shift into June is marked by a rise in the average high-temperature, moving from May's pleasant 68.7°F (20.4°C) to a moderately hot 78.1°F (25.6°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Belle Plaine, Iowa, with temperature in the range of an average low of 64.4°F (18°C) and an average high of 80.8°F (27.1°C). July is the warmest month, with the temperature often reaching an average high of 80.8°F (27.1°C) and an average low of 64.4°F (18°C). The heat index in July is estimated at a tropical 86°F (30°C). Weather in July »

Weather in August

August, the last month of the summer in Belle Plaine, is also a moderately hot month, with temperature in the range of an average high of 79.5°F (26.4°C) and an average low of 61.9°F (16.6°C). The transition into August marks the average high-temperature at a still warm 79.5°F (26.4°C), differing minimally from July's 80.8°F (27.1°C). Weather in August »

Weather in September

September, the first month of the autumn in Belle Plaine, is also a moderately hot month, with an average temperature fluctuating between 55°F (12.8°C) and 74.3°F (23.5°C). The advent of September brings an average high-temperature of a still moderately hot 74.3°F (23.5°C), exhibiting minor difference from the previous month. Weather in September »

Weather in October

October, the same as September, in Belle Plaine, Iowa, is a moderate autumn month, with an average temperature ranging between max 59.9°F (15.5°C) and min 44.1°F (6.7°C). October's arrival witnesses a distinct drop in the average high-temperature, receding from September's warm 74.3°F (23.5°C) to a moderate 59.9°F (15.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Belle Plaine, is another chilly month, with an average temperature varying between 32.2°F (0.1°C) and 45.1°F (7.3°C). Belle Plaine sees a considerable decrease in average high-temperatures during November, falling from a mild 59.9°F (15.5°C) in October to a frosty 45.1°F (7.3°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Belle Plaine, Iowa, with an average temperature ranging between min 21.7°F (-5.7°C) and max 32.7°F (0.4°C). As Belle Plaine enters December, the average high-temperature decreases from the a chilly 45.1°F (7.3°C) of November to an icy 32.7°F (0.4°C). Weather in December »
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year in Belle Plaine?

January is the coldest month in Belle Plaine, Iowa, with the temperature often reaching an average high of 25.9°F (-3.4°C) and an average low of 13.5°F (-10.3°C).

What is the most humid month in Belle Plaine?

January is the most humid month, with an average relative humidity of 85%.

What is the driest month in Belle Plaine?

January is the month with the least rainfall in Belle Plaine. Rain falls for 4.5 days and accumulates 1.18" (30mm) of precipitation.

How many days does it rain in Belle Plaine?

In Belle Plaine, Iowa, during the entire year, the rain falls for 139 days and collects up to 29.49" (749mm) of precipitation.

When does it snow in Belle Plaine?

Months with snowfall in Belle Plaine are January through May, October through December.

What is the snowiest month in Belle Plaine?

The month with the most snowfall in Belle Plaine is January, when snow falls for 9.6 days and typically aggregates up to 5.24" (133mm) of snow.

How much does it snow in Belle Plaine?

In Belle Plaine, during the entire year, snow falls for 39 days and aggregates up to 16.69" (424mm) of snow.

What is the month with the least sunshine in Belle Plaine?

January has the least sunshine of the year, with an average of 4h of sunshine.

What is the month with the lowest UV index in Belle Plaine?

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

When is Daylight Saving Time (DST) in Belle Plaine?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Belle Plaine, Iowa, 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 Belle Plaine?

The month with the most rainfall in Belle Plaine, Iowa, is May, when the rain falls for 18.1 days and typically aggregates up to 4.61" (117mm) of precipitation.

When it does not snow in Belle Plaine?

June through September are months without snowfall.

When are the longest days in Belle Plaine?

With an average of 15h and 12min of daylight, June has the longest days of the year in Belle Plaine.

When is the highest UV index in Belle Plaine?

June is the month with the highest UV index in Belle Plaine, Iowa, with an average maximum UV index of 6.

What is the warmest month in Belle Plaine?

Belle Plaine's warmest temperatures are experienced in July, with average high temperatures of 80.8°F (27.1°C) and lows of 64.4°F (18°C).

What month has the most sunshine in Belle Plaine?

With an average of 9.9h of sunshine, July has the most sunshine of the year in Belle Plaine.

What is the least humid month in Belle Plaine?

October is the least humid month, with an average relative humidity of 72%.

What is the month with the shortest days in Belle Plaine?

December has the shortest days of the year in Belle Plaine, Iowa, with an average of 9h and 12min of daylight.

Average temperature
Belle Plaine, IA

Average temperature - Belle Plaine, IA

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (25.9°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 (13.5°F).

Average pressure
Belle Plaine, IA

Average pressure - Belle Plaine, IA

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed
Belle Plaine, IA

Average wind speed - Belle Plaine, IA

The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is August (7mph).

Average humidity
Belle Plaine, IA

Average humidity - Belle Plaine, IA

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (72%).

Average rainfall
Belle Plaine, IA

Average rainfall - Belle Plaine, IA

The wettest month (with the highest rainfall) is May (4.61").
The driest month (with the least rainfall) is January (1.18").

Average rainfall days
Belle Plaine, IA

Average rainfall days - Belle Plaine, IA

The month with the highest number of rainy days is June (19.3 days).
The month with the least rainy days is January (4.5 days).

Average snowfall
Belle Plaine, IA

Average snowfall - Belle Plaine, IA

The month with the highest snowfall is January (5.24").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Belle Plaine, IA

Average snowfall days - Belle Plaine, IA

The month with the highest number of snowfall days is February (10.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Belle Plaine, IA

Average daylight / Average sunshine - Belle Plaine, IA

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).

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days
Belle Plaine, IA

Average sunshine days - Belle Plaine, IA

The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is June (8.4 days).

Average UV index
Belle Plaine, IA

Average UV index - Belle Plaine, IA

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average visibility
Belle Plaine, IA

Average visibility - Belle Plaine, IA

The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).

Belle Plaine, Iowa, USA

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