March weather forecast
Saint Charles, ID

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Weather in March

March, the first month of the spring in Saint Charles, is an icy month, with an average temperature varying between 18.9°F (-7.3°C) and 35.8°F (2.1°C).

Temperature

The arrival of March signals a slight increase in the average high-temperature, moving from a subzero cold 28.2°F (-2.1°C) in February to a cold 35.8°F (2.1°C). An average low-temperature of 18.9°F (-7.3°C) is anticipated throughout the nights during March.

Humidity

In March, the average relative humidity in Saint Charles is 87%.

Rainfall

In March, the rain falls for 7.9 days. Throughout March, 1.77" (45mm) of precipitation is accumulated. Throughout the year, there are 105.7 rainfall days, and 16.69" (424mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through June, September through December. March is the month with the most snowfall. Snow falls for 16 days and accumulates 12.17" (309mm) of snow.

Daylight

In March, the average length of the day in Saint Charles is 11h and 58min.
On the first day of March in Saint Charles, sunrise is at 6:59 am and sunset at 6:16 pm MST. On the last day of the month, sunrise is at 7:08 am and sunset at 7:50 pm MDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from MDT to MST.

Sunshine

The average sunshine in March in Saint Charles is 6.3h.

UV index

The average daily maximum UV index in March is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In March, the maximum UV index of 2 transforms into these recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
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Frequently asked questions

How cold is it in Saint Charles in March?

In Saint Charles, 35.8°F (2.1°C) is the average high-temperature and 18.9°F (-7.3°C) is the average low-temperature during March.

What is the average humidity in March in Saint Charles?

In March, the average relative humidity in Saint Charles is 87%.

How much does it rain in Saint Charles in March?

In Saint Charles, during March, the rain falls for 7.9 days and regularly aggregates up to 1.77" (45mm) of precipitation.

What is the snowiest month in Saint Charles?

The month with the most snowfall in Saint Charles is March, when snow falls for 16 days and typically aggregates up to 12.17" (309mm) of snow.

How many days does it snow in March in Saint Charles?

In March, in Saint Charles, Idaho, it is snowing for 16 days. Throughout March, 12.17" (309mm) of snow is accumulated.

How many hours of daylight does Saint Charles have in March?

In March, the average day length in Saint Charles, Idaho, is 11h and 58min.

When are sunrise and sunset in March in Saint Charles?

On the first day of March, sunrise is at 6:59 am and sunset at 6:16 pm MST. On the last day of the month, sunrise is at 7:08 am and sunset at 7:50 pm MDT.

When does Daylight Saving Time (DST) start in March in Saint Charles?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Saint Charles, and the time zone changes from MST to MDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How many hours of sunshine does Saint Charles have in March?

In Saint Charles, Idaho, the average sunshine duration in March is 6.3h.

How high is the UV index in March in Saint Charles?

The average daily maximum UV index in March in Saint Charles, Idaho, is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Saint Charles, ID

Average temperature in March - Saint Charles, ID
  • Average high temperature in March: 35.8°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is December (25.5°F).

  • Average low temperature in March: 18.9°F

The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is January (8.4°F).

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Average pressure in March
Saint Charles, ID

Average pressure in March - Saint Charles, ID
  • Average pressure in March: 30.06"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in March
Saint Charles, ID

Average wind speed in March - Saint Charles, ID
  • Average wind speed in March: 5mph

The windiest month (with the highest average wind speed) is June (6mph).
The calmest month (with the lowest average wind speed) is January (4.3mph).

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Average humidity in March
Saint Charles, ID

Average humidity in March - Saint Charles, ID
  • Average humidity in March: 87%

The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is August (42%).

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Average rainfall in March
Saint Charles, ID

Average rainfall in March - Saint Charles, ID
  • Average rainfall in March: 1.77"

The wettest month (with the highest rainfall) is May (2.28").
The driest month (with the least rainfall) is July (0.91").

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Average rainfall days in March
Saint Charles, ID

Average rainfall days in March - Saint Charles, ID
  • Average rainfall days in March: 7.9 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (4.3 days).

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Average snowfall in March
Saint Charles, ID

Average snowfall in March - Saint Charles, ID
  • Average snowfall in March: 12.17"

The month with the highest snowfall is March (12.17").
The months with the least snowfall are July and August (0").

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Average snowfall days in March
Saint Charles, ID

Average snowfall days in March - Saint Charles, ID
  • Average snowfall days in March: 16 days

The month with the highest number of snowfall days is February (20 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in March /
Average sunshine in March
Saint Charles, ID

Average daylight in March / Average sunshine in March - Saint Charles, ID
  • Average daylight in March: 12h and 0min

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).

  • Average sunshine in March: 6h and 2min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days in March
Saint Charles, ID

Average sunshine days in March - Saint Charles, ID
  • Average sunshine days in March: 11.4 days

The month with the most sunshine days is July (18.4 days).
The month with the least sunshine days is February (8.6 days).

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Average UV index in March
Saint Charles, ID

Average UV index in March - Saint Charles, ID
  • Average UV index in March: 2

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

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Average cloud cover in March
Saint Charles, ID

Average cloud cover in March - Saint Charles, ID
  • Average cloud cover in March: 50

The month with the most cloud cover is February (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 13).

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Average visibility in March
Saint Charles, ID

Average visibility in March - Saint Charles, ID
  • Average visibility in March: 4mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (3mi).

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Saint Charles, Idaho, USA

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