March weather forecast
Lake McDonald, MT

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Weather in March

March, the first month of the spring in Lake McDonald, is a cold month, with an average temperature varying between 21.6°F (-5.8°C) and 36.1°F (2.3°C).

Temperature

March's arrival coincides with a subtle temperature rise, moving from February's subzero cold 28.2°F (-2.1°C) to a cold 36.1°F (2.3°C). Lake McDonald observes an average low-temperature of 21.6°F (-5.8°C) during March nights.

Humidity

The average relative humidity in March is 88%.

Rainfall

In March, the rain falls for 13.5 days. Throughout March, 1.14" (29mm) of precipitation is accumulated. In Lake McDonald, during the entire year, the rain falls for 126.4 days and collects up to 11.22" (285mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. In March, it is snowing for 15.7 days. Throughout March, 5.08" (129mm) of snow is accumulated. In Lake McDonald, during the entire year, snow falls for 97 days and aggregates up to 33.86" (860mm) of snow.

Daylight

The average length of the day in March in Lake McDonald is 11h and 56min.
On the first day of March, sunrise is at 7:15 am and sunset at 6:20 pm MST. On the last day of the month, sunrise is at 7:13 am and sunset at 8:05 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

In March, the average sunshine is 6.1h.

UV index

In March, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index, 2 during March, leads to the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in March?

In March, the average high-temperature and low-temperature are 36.1°F (2.3°C) and 21.6°F (-5.8°C) respectively.

What is the average humidity in March?

In March, the average relative humidity is 88%.

How much does it rain in March?

In Lake McDonald, in March, during 13.5 rainfall days, 1.14" (29mm) of precipitation is typically accumulated.

How many days does it snow in March?

In Lake McDonald, Montana, in March, snow falls for 15.7 days, with typically accumulated 5.08" (129mm) of snow.

What is the average length of the day in March?

In Lake McDonald, the average day length in March is 11h and 56min.

When are sunrise and sunset in March?

On the first day of March in Lake McDonald, sunrise is at 7:15 am and sunset at 6:20 pm MST. On the last day of the month, sunrise is at 7:13 am and sunset at 8:05 pm MDT.

When does Daylight Saving Time (DST) start in March in Lake McDonald?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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 Lake McDonald have in March?

The average sunshine duration in March is 6.1h.

What is the UV index reading in March?

In Lake McDonald, the average daily maximum UV index in March is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's 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
Lake McDonald, MT

Average temperature in March - Lake McDonald, MT
  • Average high temperature in March: 36.1°F

The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is December (25.7°F).

  • Average low temperature in March: 21.6°F

The month with the highest average low temperature is August (45.5°F).
The coldest month (with the lowest average low temperature) is February (13.5°F).

Average pressure in March
Lake McDonald, MT

Average pressure in March - Lake McDonald, MT
  • Average pressure in March: 30.03"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in March
Lake McDonald, MT

Average wind speed in March - Lake McDonald, MT
  • Average wind speed in March: 4.3mph

The windiest month (with the highest average wind speed) is April (4.6mph).
The calmest months (with the lowest average wind speed) are August and December (3.7mph).

Average humidity in March
Lake McDonald, MT

Average humidity in March - Lake McDonald, MT
  • Average humidity in March: 88%

The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (55%).

Average rainfall in March
Lake McDonald, MT

Average rainfall in March - Lake McDonald, MT
  • Average rainfall in March: 1.14"

The wettest month (with the highest rainfall) is June (1.42").
The driest month (with the least rainfall) is August (0.43").

Average rainfall days in March
Lake McDonald, MT

Average rainfall days in March - Lake McDonald, MT
  • Average rainfall days in March: 13.5 days

The month with the highest number of rainy days is April (15.8 days).
The month with the least rainy days is August (6.3 days).

Average snowfall in March
Lake McDonald, MT

Average snowfall in March - Lake McDonald, MT
  • Average snowfall in March: 5.08"

The month with the highest snowfall is January (7.72").
The months with the least snowfall are June, July and August (0").

Average snowfall days in March
Lake McDonald, MT

Average snowfall days in March - Lake McDonald, MT
  • Average snowfall days in March: 15.7 days

The month with the highest number of snowfall days is December (19.1 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in March /
Average sunshine in March
Lake McDonald, MT

Average daylight in March / Average sunshine in March - Lake McDonald, MT
  • Average daylight in March: 11h and 5min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in March: 6h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in March
Lake McDonald, MT

Average sunshine days in March - Lake McDonald, MT
  • Average sunshine days in March: 7.7 days

The month with the most sunshine days is July (21.5 days).
The month with the least sunshine days is March (7.7 days).

Average UV index in March
Lake McDonald, MT

Average UV index in March - Lake McDonald, MT
  • Average UV index in March: 2

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 cloud cover in March
Lake McDonald, MT

Average cloud cover in March - Lake McDonald, MT
  • Average cloud cover in March: 55

The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 15).

Average visibility in March
Lake McDonald, MT

Average visibility in March - Lake McDonald, MT
  • Average visibility in March: 4mi

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

Lake McDonald, Montana, USA

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