March weather forecast
Chalk River, Canada

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Weather in March

March, the first month of the spring in Chalk River, is a cold month, with an average temperature ranging between max 0.2°C (32.4°F) and min -8.2°C (17.2°F).

Temperature

With the onset of March, Chalk River sees a temperature rise, with the average high-temperature moving from February's subzero cold -5.3°C (22.5°F) to a cold 0.2°C (32.4°F). An average minimum temperature of -8.2°C (17.2°F) marks the month of March in Chalk River.

Humidity

The average relative humidity in March is 89%.

Rainfall

In Chalk River, in March, it is raining for 8.5 days, with typically 40mm (1.57") of accumulated precipitation. Throughout the year, in Chalk River, there are 126 rainfall days, and 575mm (22.64") of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Chalk River, Canada, in March, snow falls for 12.8 days, with typically accumulated 146mm (5.75") of snow. In Chalk River, during the entire year, snow falls for 81.7 days and aggregates up to 1025mm (40.35") of snow.

Daylight

In March, the average length of the day is 11h and 57min.
On the first day of March in Chalk River, sunrise is at 6:47 am and sunset at 5:56 pm EST. On the last day of the month, sunrise is at 6:49 am and sunset at 7:37 pm EDT.
Note: On Sunday, 10. March 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time lasts until Sunday, 03. November 2024, at 2:00 am; consequently, the time zone reverts from EDT to EST.

Sunshine

In March, the average sunshine in Chalk River is 3.8h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for average individuals.
Note: The daily maximum UV index of 1 in March interprets into the following advice:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
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Frequently asked questions

How cold is it in Chalk River in March?

In March, in Chalk River, the average high-temperature is 0.2°C (32.4°F), and the average low-temperature is -8.2°C (17.2°F).

What is the average humidity in March in Chalk River?

The average relative humidity in March in Chalk River, Canada, is 89%.

How much does it rain in Chalk River in March?

In March, the rain falls for 8.5 days. Throughout March, 40mm (1.57") of precipitation is accumulated.

How much does it snow in Chalk River in March?

In Chalk River, Canada, in March, during 12.8 snowfall days, 146mm (5.75") of snow is typically accumulated.

What is the average length of the day in March in Chalk River?

In March, the average day length in Chalk River, Canada, is 11h and 57min.

When is the sunrise / sunset in March in Chalk River?

On the first day of March in Chalk River, sunrise is at 6:47 am and sunset at 5:56 pm EST. On the last day of the month, sunrise is at 6:49 am and sunset at 7:37 pm EDT.

When does Daylight Saving Time (DST) start in March in Chalk River?

On Sunday, 10. March 2024, at 2:00 am, Daylight Saving Time starts in Chalk River, Canada, and the time zone changes from EST to EDT. DST ends on Sunday, 03. November 2024, at 2:00 am.

How many hours of sunshine does Chalk River have in March?

In March, the average sunshine duration is 3.8h.

What is the month with the lowest UV index in Chalk River?

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

How high is the UV index in March in Chalk River?

In March, the average daily maximum UV index is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
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
Chalk River, Canada

Average temperature in March - Chalk River, Canada
  • Average high temperature in March: 0.2°C

The warmest month (with the highest average high temperature) is July (25.8°C).
The month with the lowest average high temperature is January (-6.8°C).

  • Average low temperature in March: -8.2°C

The month with the highest average low temperature is July (13.3°C).
The coldest month (with the lowest average low temperature) is January (-15.1°C).

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Average pressure in March
Chalk River, Canada

Average pressure in March - Chalk River, Canada
  • Average pressure in March: 1018.3mbar

The month with the highest atmospheric pressure is March (1018.3mbar).
The month with the lowest atmospheric pressure is June (1012.5mbar).

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Average wind speed in March
Chalk River, Canada

Average wind speed in March - Chalk River, Canada
  • Average wind speed in March: 11.1km/h

The windiest month (with the highest average wind speed) is April (12km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).

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Average humidity in March
Chalk River, Canada

Average humidity in March - Chalk River, Canada
  • Average humidity in March: 89%

The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (69%).

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Average rainfall in March
Chalk River, Canada

Average rainfall in March - Chalk River, Canada
  • Average rainfall in March: 40mm

The wettest month (with the highest rainfall) is April (68mm).
The driest month (with the least rainfall) is November (37mm).

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Average rainfall days in March
Chalk River, Canada

Average rainfall days in March - Chalk River, Canada
  • Average rainfall days in March: 8.5 days

The month with the highest number of rainy days is August (14.8 days).
The month with the least rainy days is February (3.9 days).

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Average snowfall in March
Chalk River, Canada

Average snowfall in March - Chalk River, Canada
  • Average snowfall in March: 146mm

The month with the highest snowfall is January (239mm).
The months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in March
Chalk River, Canada

Average snowfall days in March - Chalk River, Canada
  • Average snowfall days in March: 12.8 days

The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in March /
Average sunshine in March
Chalk River, Canada

Average daylight in March / Average sunshine in March - Chalk River, Canada
  • Average daylight in March: 11h and 5min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in March: 3h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 1h and 54min).

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Average sunshine days in March
Chalk River, Canada

Average sunshine days in March - Chalk River, Canada
  • Average sunshine days in March: 13.7 days

The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is February (11.3 days).

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Average UV index in March
Chalk River, Canada

Average UV index in March - Chalk River, Canada
  • Average UV index in March: 1

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

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Average cloud cover in March
Chalk River, Canada

Average cloud cover in March - Chalk River, Canada
  • Average cloud cover in March: 69

The months with the most cloud cover are January and February (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in March
Chalk River, Canada

Average visibility in March - Chalk River, Canada
  • Average visibility in March: 7km

The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January and February (6km).

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Chalk River, Canada

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