Climate and monthly weather forecast
Luther, IA

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Weather in January

January, like December, is a freezing cold winter month in Luther, Iowa, with temperature in the range of an average low of 13.8°F (-10.1°C) and an average high of 26.8°F (-2.9°C). Luther's coldest temperatures are experienced in January, with average high temperatures of 26.8°F (-2.9°C) and lows of 13.8°F (-10.1°C). Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in Luther, Iowa, with temperature in the range of an average low of 17.6°F (-8°C) and an average high of 30.9°F (-0.6°C). As Luther transitions into February, the average high-temperature stands at a still subzero cold 30.9°F (-0.6°C), offering little variation from the preceding month. Weather in February »

Weather in March

March, the first month of the spring in Luther, is a chilly month, with an average temperature varying between 31.3°F (-0.4°C) and 46°F (7.8°C). A clear rise in the average high-temperature is observed during March, increasing from a subzero cold 30.9°F (-0.6°C) in February to a frosty 46°F (7.8°C). Weather in March »

Weather in April

April in Luther, Iowa, is a refreshing spring month, with temperature in the range of an average high of 58.6°F (14.8°C) and an average low of 42.1°F (5.6°C). As Luther enters April, the average high-temperature increases from the a chilly 46°F (7.8°C) of March to a refreshing 58.6°F (14.8°C). Weather in April »

Weather in May

May, the last month of the spring in Luther, is an agreeable month, 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). May's onset witnesses a shift in the average high-temperature, moving from a mild 58.6°F (14.8°C) in April to a pleasant 69.4°F (20.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Luther, Iowa, with an average temperature varying between 79.2°F (26.2°C) and 62.4°F (16.9°C). June's arrival brings a temperature shift, moving from an agreeable 69.4°F (20.8°C) in May to a moderately hot 79.2°F (26.2°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Luther, Iowa, with an average temperature fluctuating between 64.9°F (18.3°C) and 81.9°F (27.7°C). In Luther, temperatures reach their average annual highs in July, measuring 81.9°F (27.7°C) and a minimum average of 64.9°F (18.3°C). July's average heat index is estimated at a tropical 89.6°F (32°C). Weather in July »

Weather in August

August, the last month of the summer in Luther, is another warm month, with an average temperature ranging between max 80.8°F (27.1°C) and min 62.2°F (16.8°C). The advent of August sees the average high-temperature at a still moderately hot 80.8°F (27.1°C), subtly shifted from July's 81.9°F (27.7°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Luther, Iowa, with an average temperature varying between 55.9°F (13.3°C) and 75°F (23.9°C). In Luther, the beginning of September is marked by a marginally lowered average high-temperature, shifting from August's warm 80.8°F (27.1°C) to a still moderately hot 75°F (23.9°C). Weather in September »

Weather in October

October, like September, is a moderate autumn month in Luther, Iowa, with an average temperature fluctuating between 44.4°F (6.9°C) and 60.1°F (15.6°C). The onset of October brings a distinct decrease in the average high-temperature, receding from a warm 75°F (23.9°C) in September to a moderate 60.1°F (15.6°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Luther, Iowa, with an average temperature fluctuating between 46.4°F (8°C) and 32.2°F (0.1°C). A change in temperatures is noted as October gives way to November, with average highs reducing from a moderate 60.1°F (15.6°C) to a chilly 46.4°F (8°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Luther, Iowa, with an average temperature ranging between min 21.4°F (-5.9°C) and max 32.5°F (0.3°C). Luther's progression into December involves a drop in the average high-temperature, receding from a chilly 46.4°F (8°C) in November to a wintry 32.5°F (0.3°C). Weather in December »
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Frequently asked questions

What month is the coldest in Luther?

January, characterized by an average high temperature of 26.8°F (-2.9°C) and a low temperature of 13.8°F (-10.1°C), is generally the coldest month.

What is the most humid month in Luther?

January is the most humid month in Luther, with an average relative humidity of 84%.

What is the driest month in Luther?

The months with the least rainfall are January and February Rain falls for 4.3 days and accumulates 0.87" (22mm) of rain.

How many days does it rain in Luther?

In Luther, during the entire year, the rain falls for 130.8 days and collects up to 26.57" (675mm) of precipitation.

When does it snow in Luther?

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

What is the snowiest month in Luther?

The month with the most snowfall is January, when snow falls for 10.7 days and typically aggregates up to 4.13" (105mm) of snow.

How many days does it snow in Luther?

Throughout the year, in Luther, there are 36.3 snowfall days, and 13.27" (337mm) of snow is accumulated.

What is the month with the least sunshine in Luther?

With an average of 4.1h of sunshine, January has the least sunshine of the year in Luther, Iowa.

What is the month with the lowest UV index in Luther?

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

When is Daylight Saving Time (DST) in Luther?

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 rainiest month in Luther?

May is the month with the most rainfall. Rain falls for 17.5 days and accumulates 4.13" (105mm) of precipitation.

When it does not snow in Luther?

In Luther, snow does not fall in June through September.

When are the longest days in Luther?

June has the longest days of the year, with an average of 15h and 12min of daylight.

When is the highest UV index in Luther?

The months with the highest UV index in Luther, Iowa, are June and July, with an average maximum UV index of 6.

What part of the year is the hottest in Luther?

In Luther, July is identified by the average highest temperatures, reaching a peak of 81.9°F (27.7°C) and a low of 64.9°F (18.3°C).

What month has the most sunshine in Luther?

July has the most sunshine of the year, with an average of 10.2h of sunshine.

What is the least humid month in Luther?

With an average relative humidity of 70%, October is the least humid month in Luther.

What is the month with the shortest days in Luther?

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

Average temperature
Luther, IA

Average temperature - Luther, IA

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (26.8°F).

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (13.8°F).

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Average pressure
Luther, IA

Average pressure - Luther, IA

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed
Luther, IA

Average wind speed - Luther, IA

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is July (7mph).

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Average rainfall
Luther, IA

Average rainfall - Luther, IA

The wettest month (with the highest rainfall) is May (4.13").
The driest months (with the least rainfall) are January and February (0.87").

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Average rainfall days
Luther, IA

Average rainfall days - Luther, IA

The months with the highest number of rainy days are May and June (17.5 days).
The month with the least rainy days is February (3.6 days).

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Average snowfall
Luther, IA

Average snowfall - Luther, IA

The month with the highest snowfall is January (4.13").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Luther, IA

Average snowfall days - Luther, IA

The month with the highest number of snowfall days is January (10.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Luther, IA

Average daylight / Average sunshine - Luther, 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: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days
Luther, IA

Average sunshine days - Luther, IA

The month with the most sunshine days is December (19 days).
The month with the least sunshine days is June (10.8 days).

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Average UV index
Luther, IA

Average UV index - Luther, IA

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

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Average visibility
Luther, IA

Average visibility - Luther, IA

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

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Luther, Iowa, USA

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