Climate and monthly weather forecast
Saint Olaf, IA

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Weather in January

January, like December, is a freezing cold winter month in Saint Olaf, Iowa, with an average temperature varying between 10.9°F (-11.7°C) and 23.5°F (-4.7°C). In Saint Olaf, Iowa, the month of January registers the lowest temperatures, averaging 23.5°F (-4.7°C) at the peak and 10.9°F (-11.7°C) at the lowest. Weather in January »

Weather in February

February, the last month of the winter in Saint Olaf, is also a subzero cold month, with an average temperature varying between 27.1°F (-2.7°C) and 13.8°F (-10.1°C). February's onset sees an average high-temperature of a still freezing cold 27.1°F (-2.7°C), exhibiting a slight fluctuation from the previous month. Weather in February »

Weather in March

March, the first month of the spring in Saint Olaf, is a wintry month, with an average temperature fluctuating between 27.9°F (-2.3°C) and 42.3°F (5.7°C). As Saint Olaf welcomes March, the average high-temperature witnesses a distinct rise, moving from a freezing cold 27.1°F (-2.7°C) in February to a cold 42.3°F (5.7°C). Weather in March »

Weather in April

April is a cool spring month in Saint Olaf, Iowa, with an average temperature fluctuating between 38.1°F (3.4°C) and 54.5°F (12.5°C). April marks a rise in the average high-temperature, moving from March's cold 42.3°F (5.7°C) to a cool 54.5°F (12.5°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Saint Olaf, Iowa, with an average temperature ranging between min 49.3°F (9.6°C) and max 66.7°F (19.3°C). With the onset of May, Saint Olaf experiences a temperature shift, with the average high-temperature moving from a fresh 54.5°F (12.5°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 Saint Olaf, is a moderately hot month, with temperature in the range of an average low of 59.2°F (15.1°C) and an average high of 75.6°F (24.2°C). A subtle rise in the average high-temperature is observed during June, adjusting from a refreshing 66.7°F (19.3°C) in May to a warm 75.6°F (24.2°C). Weather in June »

Weather in July

July, like June, in Saint Olaf, Iowa, is a moderately hot summer month, with an average temperature ranging between min 62.4°F (16.9°C) and max 79.3°F (26.3°C). With an average high-temperature of 79.3°F (26.3°C) and an average low-temperature of 62.4°F (16.9°C), July is the warmest month. Weather in July »

Weather in August

August, the last month of the summer in Saint Olaf, is also a moderately hot month, with an average temperature ranging between max 77.7°F (25.4°C) and min 59.9°F (15.5°C). As August takes its course, Saint Olaf's average high-temperature registers at a still moderately hot 77.7°F (25.4°C), closely aligning with the preceding month. Weather in August »

Weather in September

September, the first month of the autumn in Saint Olaf, is still a pleasant month, with an average temperature ranging between max 71.8°F (22.1°C) and min 52.7°F (11.5°C). The onset of September brings a small shift in high-temperatures, falling from a warm 77.7°F (25.4°C) in August to an agreeable 71.8°F (22.1°C). Weather in September »

Weather in October

October, the same as September, in Saint Olaf, Iowa, is another refreshing autumn month, with an average temperature fluctuating between 57.7°F (14.3°C) and 41.7°F (5.4°C). A shift in Saint Olaf's weather is observed as September turns into October, with the average high temperature reducing from a pleasant 71.8°F (22.1°C) to a mild 57.7°F (14.3°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Saint Olaf, Iowa, with an average temperature varying between 43.2°F (6.2°C) and 29.8°F (-1.2°C). Saint Olaf's transition into November is marked by a clear drop in the average high-temperature, receding from a refreshing 57.7°F (14.3°C) in October to a chilly 43.2°F (6.2°C). Weather in November »

Weather in December

The first month of the winter, December, is also a subzero cold month in Saint Olaf, Iowa, with an average temperature ranging between min 19.9°F (-6.7°C) and max 30°F (-1.1°C). A shift in Saint Olaf's weather is observed as November turns into December, with the average high temperature reducing from a chilly 43.2°F (6.2°C) to a subzero cold 30°F (-1.1°C). Weather in December »
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Frequently asked questions

What are the coldest months in Saint Olaf?

January, marked by an average high-temperature of 23.5°F (-4.7°C) and a low-temperature of 10.9°F (-11.7°C), is the coldest month in Saint Olaf.

What is the most humid month in Saint Olaf?

The months with the highest humidity are January and February, with an average relative humidity of 88%.

What is the driest month in Saint Olaf?

The month with the least rainfall in Saint Olaf is January, when the rain falls for 4.2 days and typically collects 1.1" (28mm) of precipitation.

How much does it rain in Saint Olaf?

In Saint Olaf, during the entire year, the rain falls for 138 days and collects up to 29.21" (742mm) of precipitation.

When does it snow in Saint Olaf?

January through May, October through December are months with snowfall in Saint Olaf.

When does it snow the most in Saint Olaf?

January is the month with the most snowfall in Saint Olaf. Snow falls for 11.4 days and accumulates 5.04" (128mm) of snow.

How much does it snow in Saint Olaf?

In Saint Olaf, Iowa, during the entire year, snow falls for 48.5 days and aggregates up to 19.76" (502mm) of snow.

What is the month with the least sunshine in Saint Olaf?

January has the least sunshine of the year in Saint Olaf, with an average of 3.6h of sunshine.

What are the months with the lowest UV index in Saint Olaf?

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

When is Daylight Saving Time (DST) in Saint Olaf?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Saint Olaf, 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 month with the highest UV index in Saint Olaf?

The months with the highest UV index in Saint Olaf are May through August, with an average maximum UV index of 5.

What is the rainiest month in Saint Olaf?

June is the month with the most rainfall. Rain falls for 18.4 days and accumulates 4.25" (108mm) of precipitation.

When it does not snow in Saint Olaf?

In Saint Olaf, snow does not fall in June through September.

When are the longest days in Saint Olaf?

With an average of 15h and 18min of daylight, June has the longest days of the year in Saint Olaf, Iowa.

What is the warmest month in Saint Olaf?

July stands out as Saint Olaf's warmest month, with temperatures ranging between an average high of 79.3°F (26.3°C) and a low of 62.4°F (16.9°C).

What month has the most sunshine in Saint Olaf?

The month with the most sunshine in Saint Olaf, Iowa, is August, with an average of 9.9h of sunshine.

What is the least humid month in Saint Olaf?

With an average relative humidity of 75%, October is the least humid month in Saint Olaf, Iowa.

What is the month with the shortest days in Saint Olaf?

December has the shortest days of the year in Saint Olaf, Iowa, with an average of 9h and 6min of daylight.

Average temperature
Saint Olaf, IA

Average temperature - Saint Olaf, IA

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (23.5°F).

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (10.9°F).

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Average pressure
Saint Olaf, IA

Average pressure - Saint Olaf, IA

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed
Saint Olaf, IA

Average wind speed - Saint Olaf, IA

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

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Average humidity
Saint Olaf, IA

Average humidity - Saint Olaf, IA

The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is October (75%).

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Average rainfall
Saint Olaf, IA

Average rainfall - Saint Olaf, IA

The wettest month (with the highest rainfall) is June (4.25").
The driest month (with the least rainfall) is January (1.1").

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Average rainfall days
Saint Olaf, IA

Average rainfall days - Saint Olaf, IA

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is February (3.6 days).

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Average snowfall
Saint Olaf, IA

Average snowfall - Saint Olaf, IA

The month with the highest snowfall is January (5.04").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Saint Olaf, IA

Average snowfall days - Saint Olaf, IA

The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Saint Olaf, IA

Average daylight / Average sunshine - Saint Olaf, 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 August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days
Saint Olaf, IA

Average sunshine days - Saint Olaf, IA

The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is June (8.9 days).

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Average UV index
Saint Olaf, IA

Average UV index - Saint Olaf, 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
Saint Olaf, IA

Average visibility - Saint Olaf, IA

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

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Saint Olaf, Iowa, USA

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