Climate and monthly weather forecast
New Vienna, IA

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Weather in January

January, like December, is a freezing cold winter month in New Vienna, Iowa, with temperature in the range of an average high of 24.3°F (-4.3°C) and an average low of 12.2°F (-11°C). January stands out as New Vienna's coldest month, with temperatures ranging between an average high of 24.3°F (-4.3°C) and a low of 12.2°F (-11°C). Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in New Vienna, 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). New Vienna, Iowa, observes an average high-temperature of a still freezing cold 28.4°F (-2°C) in February, barely different from 24.3°F (-4.3°C) in January. Weather in February »

Weather in March

March, the first month of the spring in New Vienna, is a chilly month, with temperature in the range of an average low of 28.8°F (-1.8°C) and an average high of 42.8°F (6°C). In New Vienna, the average high-temperature in March soars, from a freezing cold 28.4°F (-2°C) in February, to a frosty 42.8°F (6°C). Weather in March »

Weather in April

April in New Vienna, Iowa, is a mild spring month, with an average temperature varying between 39°F (3.9°C) and 55.9°F (13.3°C). The shift into April is marked by a rise in the average high-temperature, moving from March's chilly 42.8°F (6°C) to a moderate 55.9°F (13.3°C). Weather in April »

Weather in May

May, the last month of the spring in New Vienna, is a refreshing month, with an average temperature varying between 50.5°F (10.3°C) and 66.7°F (19.3°C). May sees a rise in the average high-temperature, climbing from a refreshing 55.9°F (13.3°C) in April to an enjoyable 66.7°F (19.3°C). Weather in May »

Weather in June

June, the first month of the summer in New Vienna, is a moderately hot month, with an average temperature varying between 59.5°F (15.3°C) and 76.3°F (24.6°C). New Vienna in June shows a temperature shift, moving from an average high of a comfortable 66.7°F (19.3°C) in May to a moderately hot 76.3°F (24.6°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in New Vienna, Iowa, with temperature in the range of an average high of 79.5°F (26.4°C) and an average low of 63°F (17.2°C). New Vienna's warmest month, July, registers temperatures that range from a high of 79.5°F (26.4°C) to a low of 63°F (17.2°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in New Vienna, Iowa, with an average temperature varying between 60.4°F (15.8°C) and 77.9°F (25.5°C). The shift to August signals an average high-temperature of a still warm 77.9°F (25.5°C), subtly varied from July's 79.5°F (26.4°C). Weather in August »

Weather in September

September, the first month of the autumn in New Vienna, is still a pleasant month, with temperature in the range of an average low of 53.2°F (11.8°C) and an average high of 72.5°F (22.5°C). New Vienna in September undergoes a slight reduction in the average high-temperature, shifting from August's moderately hot 77.9°F (25.5°C) to an agreeable 72.5°F (22.5°C). Weather in September »

Weather in October

October, the same as September, in New Vienna, Iowa, is another mild autumn month, with temperature in the range of an average high of 58.1°F (14.5°C) and an average low of 42.1°F (5.6°C). New Vienna's weather in October is marked by a clear decrease in the average high-temperature, moving down from September's agreeable 72.5°F (22.5°C) to a moderate 58.1°F (14.5°C). Weather in October »

Weather in November

November, the last month of the autumn in New Vienna, is also a frosty month, with an average temperature fluctuating between 30.6°F (-0.8°C) and 43.7°F (6.5°C). November is marked by a significant decrease, with the average high-temperature retreating from a mild 58.1°F (14.5°C) in October to a frosty 43.7°F (6.5°C). Weather in November »

Weather in December

December, the first month of the winter in New Vienna, is still a freezing cold month, with temperature in the range of an average low of 20.7°F (-6.3°C) and an average high of 31.3°F (-0.4°C). Stepping into December, New Vienna observes a temperature decline, with the average high falling from November's chilly 43.7°F (6.5°C) to a freezing cold 31.3°F (-0.4°C). Weather in December »
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Frequently asked questions

What month is the coldest in New Vienna?

The coldest period tends to be January, when average temperatures fluctuate between a high of 24.3°F (-4.3°C) and a low of 12.2°F (-11°C).

What is the most humid month in New Vienna?

The most humid month is January, with an average relative humidity of 88%.

What is the driest month in New Vienna?

January is the month with the least rainfall in New Vienna. Rain falls for 4.9 days and accumulates 1.34" (34mm) of precipitation.

How much does it rain in New Vienna?

Throughout the year, in New Vienna, Iowa, there are 150.8 rainfall days, and 32.4" (823mm) of precipitation is accumulated.

When does it snow in New Vienna?

Months with snowfall in New Vienna are January through April, October through December.

What is the snowiest month in New Vienna?

The month with the most snowfall is January, when snow falls for 14 days and typically aggregates up to 6.22" (158mm) of snow.

How many days does it snow in New Vienna?

In New Vienna, Iowa, during the entire year, snow falls for 53.4 days and aggregates up to 22.4" (569mm) of snow.

What is the month with the least sunshine in New Vienna?

The month with the least sunshine is January, with an average of 3.5h of sunshine.

What are the months with the lowest UV index in New Vienna?

January, November and December, with an average maximum UV index of 1, are months with the lowest UV index.

When is Daylight Saving Time (DST) in New Vienna?

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 are the least humid months in New Vienna?

April and October, with an average relative humidity of 76%, are the least humid months in New Vienna, Iowa.

What is the wettest month in New Vienna?

May is the month with the most rainfall in New Vienna, Iowa. Rain falls for 19.9 days and accumulates 4.72" (120mm) of precipitation.

When it does not snow in New Vienna?

In New Vienna, Iowa, snow does not fall in May through September.

What is the month with the highest UV index in New Vienna?

The months with the highest UV index in New Vienna, Iowa, are May through August, with an average maximum UV index of 5.

When are the longest days in New Vienna?

June has the longest days of the year in New Vienna, with an average of 15h and 18min of daylight.

What is the hottest time of year in New Vienna?

New Vienna's temperatures peak on average in July, reaching 79.5°F (26.4°C) at their highest and 63°F (17.2°C) at their lowest.

What month has the most sunshine in New Vienna?

With an average of 9.6h of sunshine, July has the most sunshine of the year in New Vienna.

What is the month with the shortest days in New Vienna?

With an average of 9h and 6min of daylight, December has the shortest days of the year in New Vienna, Iowa.

Average temperature
New Vienna, IA

Average temperature - New Vienna, IA

The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (24.3°F).

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (12.2°F).

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Average pressure
New Vienna, IA

Average pressure - New Vienna, IA

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed
New Vienna, IA

Average wind speed - New Vienna, IA

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

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Average humidity
New Vienna, IA

Average humidity - New Vienna, IA

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and October (76%).

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Average rainfall
New Vienna, IA

Average rainfall - New Vienna, IA

The wettest month (with the highest rainfall) is May (4.72").
The driest month (with the least rainfall) is January (1.34").

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Average rainfall days
New Vienna, IA

Average rainfall days - New Vienna, IA

The months with the highest number of rainy days are May and June (19.9 days).
The month with the least rainy days is February (4.3 days).

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Average snowfall
New Vienna, IA

Average snowfall - New Vienna, IA

The month with the highest snowfall is January (6.22").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
New Vienna, IA

Average snowfall days - New Vienna, IA

The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight / Average sunshine
New Vienna, IA

Average daylight / Average sunshine - New Vienna, IA

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days
New Vienna, IA

Average sunshine days - New Vienna, IA

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is June (7.8 days).

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Average UV index
New Vienna, IA

Average UV index - New Vienna, IA

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).

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Average visibility
New Vienna, IA

Average visibility - New Vienna, IA

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

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New Vienna, Iowa, USA

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