Climate and monthly weather forecast
Saint Charles, MN

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Weather in January

January, like December, is a freezing cold winter month in Saint Charles, Minnesota, with temperature in the range of an average low of 7.5°F (-13.6°C) and an average high of 20.7°F (-6.3°C). January, with its high-temperature average of 20.7°F (-6.3°C) and a low-temperature average of 7.5°F (-13.6°C), is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Saint Charles, Minnesota, with an average temperature ranging between max 24.4°F (-4.2°C) and min 11.3°F (-11.5°C). At the onset of February, Saint Charles records an average high-temperature of a still freezing cold 24.4°F (-4.2°C), showing little deviation from the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Saint Charles, Minnesota, with temperature in the range of an average high of 39.2°F (4°C) and an average low of 25.2°F (-3.8°C). The start of March brings a distinct shift in the average high-temperature, escalating from February's freezing cold 24.4°F (-4.2°C) to an icy 39.2°F (4°C). Weather in March »

Weather in April

April in Saint Charles, Minnesota, is a cool spring month, with an average temperature ranging between max 52.5°F (11.4°C) and min 36.5°F (2.5°C). April's arrival is marked by an increase in the average high-temperature, moving from a cold 39.2°F (4°C) in March to a cool 52.5°F (11.4°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Saint Charles, Minnesota, with temperature in the range of an average high of 64.8°F (18.2°C) and an average low of 48°F (8.9°C). Saint Charles's May weather brings a rise in high-temperatures, moving from a cool 52.5°F (11.4°C) in April to an enjoyable 64.8°F (18.2°C). Weather in May »

Weather in June

June, the first month of the summer in Saint Charles, is a warm month, with an average temperature varying between 57.6°F (14.2°C) and 74.1°F (23.4°C). Saint Charles's transition into June is marked by a temperature shift, moving from a comfortable 64.8°F (18.2°C) in May to a warm 74.1°F (23.4°C). Weather in June »

Weather in July

July, like June, in Saint Charles, Minnesota, is another warm summer month, with an average temperature fluctuating between 78.3°F (25.7°C) and 61.3°F (16.3°C). In Saint Charles, July is the warmest month, with temperatures averaging a high of 78.3°F (25.7°C) and a low of 61.3°F (16.3°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Saint Charles, Minnesota, with temperature in the range of an average low of 58.6°F (14.8°C) and an average high of 76.6°F (24.8°C). Saint Charles's average high-temperature marks a still moderately hot 76.6°F (24.8°C) with the advent of August, closely mirroring that of the preceding month. Weather in August »

Weather in September

September, the first month of the autumn in Saint Charles, is also an agreeable month, with temperature in the range of an average high of 70.5°F (21.4°C) and an average low of 51.8°F (11°C). A modest decline in the average high-temperature is seen during September, decreasing from a warm 76.6°F (24.8°C) in August to a pleasant 70.5°F (21.4°C). Weather in September »

Weather in October

October, the same as September, in Saint Charles, Minnesota, is another mild autumn month, with an average temperature ranging between min 40.1°F (4.5°C) and max 55.4°F (13°C). A noticeable downshift in temperatures is seen as September gives way to October, with average highs moving from an agreeable 70.5°F (21.4°C) to a mild 55.4°F (13°C). Weather in October »

Weather in November

November, the last month of the autumn in Saint Charles, is also an icy month, with an average temperature ranging between min 28.4°F (-2°C) and max 41°F (5°C). November's arrival witnesses a distinct temperature drop, receding from October's moderate 55.4°F (13°C) to an icy 41°F (5°C). Weather in November »

Weather in December

December, the first month of the winter in Saint Charles, is also a subzero cold month, with an average temperature ranging between max 26.1°F (-3.3°C) and min 15.8°F (-9°C). A shift in Saint Charles's weather is noticeable as November turns into December, with the average high temperature decreasing from an icy 41°F (5°C) to a freezing cold 26.1°F (-3.3°C). Weather in December »
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

January, marked by an average high-temperature of 20.7°F (-6.3°C) and a low-temperature of 7.5°F (-13.6°C), is the coldest month in Saint Charles, Minnesota.

What is the most humid month in Saint Charles?

The most humid month is January, with an average relative humidity of 91%.

What is the driest month?

The month with the least rainfall is January, when the rain falls for 2.4 days and typically collects 0.75" (19mm) of precipitation.

How many days does it rain?

In Saint Charles, Minnesota, during the entire year, the rain falls for 122.7 days and collects up to 24.06" (611mm) of precipitation.

When does it snow?

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

How many days does it snow?

In Saint Charles, during the entire year, snow falls for 59.2 days and aggregates up to 21.65" (550mm) of snow.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 3.2h of sunshine.

What is the month with the lowest UV index?

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

When does it snow the most?

February is the month with the most snowfall. Snow falls for 12 days and accumulates 5.94" (151mm) of snow.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Saint Charles, 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 Saint Charles?

The month with the most rainfall is June, when the rain falls for 18.2 days and typically aggregates up to 4.33" (110mm) of precipitation.

When it does not snow?

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

When are the longest days?

June has the longest days of the year, with an average of 15h and 24min of daylight.

What is the warmest month?

July is the warmest month, with an average high-temperature of 78.3°F (25.7°C) and an average low-temperature of 61.3°F (16.3°C).

What month has the most sunshine in Saint Charles?

The month with the most sunshine is July, with an average of 9.6h of sunshine.

When is the highest UV index?

July is the month with the highest UV index, with an average maximum UV index of 6.

What is the least humid month?

October is the least humid month, with an average relative humidity of 75%.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 0min of daylight.

Average temperature
Saint Charles, MN

Average temperature - Saint Charles, MN

The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (20.7°F).

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (7.5°F).

Average pressure
Saint Charles, MN

Average pressure - Saint Charles, MN

The months with the highest atmospheric pressure are January and February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed
Saint Charles, MN

Average wind speed - Saint Charles, MN

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (7mph).

Average humidity
Saint Charles, MN

Average humidity - Saint Charles, MN

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is October (75%).

Average rainfall
Saint Charles, MN

Average rainfall - Saint Charles, MN

The wettest month (with the highest rainfall) is June (4.33").
The driest month (with the least rainfall) is January (0.75").

Average rainfall days
Saint Charles, MN

Average rainfall days - Saint Charles, MN

The month with the highest number of rainy days is June (18.2 days).
The month with the least rainy days is February (1.9 days).

Average snowfall
Saint Charles, MN

Average snowfall - Saint Charles, MN

The month with the highest snowfall is February (5.94").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Saint Charles, MN

Average snowfall days - Saint Charles, MN

The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Saint Charles, MN

Average daylight / Average sunshine - Saint Charles, MN

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

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 12min).

Average sunshine days
Saint Charles, MN

Average sunshine days - Saint Charles, MN

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (9.3 days).

Average UV index
Saint Charles, MN

Average UV index - Saint Charles, MN

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average visibility
Saint Charles, MN

Average visibility - Saint Charles, MN

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

Saint Charles, Minnesota, USA

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