March weather forecast
Polson, MT

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Weather in March

The seasonal shift to spring in March brings a considerable change in the weather pattern in Polson, Montana. The snowfall takes a significant downturn, reduced to 6.14" (156mm) from February's 10.28" (261mm), signaling the end of the severe winter spell. Days start getting longer, making way for more hours of daylight. As the city bids farewell to winter, the weather slowly begins transitioning into milder temperatures and conditions. Although the cold has not entirely exited, March paves the way for the forthcoming spring season.

Temperature

The shift from February to March is marked by a slight increase in the average high-temperature, moving from a subzero cold 30.6°F (-0.8°C) to an icy 38.8°F (3.8°C). Polson encounters an average low-temperature of 24.3°F (-4.3°C) during March nights.

Humidity

In Polson, the average relative humidity in March is 85%.

Rainfall

In March, the rain falls for 18.8 days. Throughout March, 1.89" (48mm) of precipitation is accumulated. In Polson, Montana, during the entire year, the rain falls for 160.2 days and collects up to 18.11" (460mm) of precipitation.

Snowfall

Months with snowfall in Polson, Montana, are January through May, September through December. In March, in Polson, it is snowing for 14.5 days. Throughout March, 6.14" (156mm) of snow is accumulated. In Polson, during the entire year, snow falls for 99 days and aggregates up to 47.28" (1201mm) of snow.

Daylight

In Polson, the average length of the day in March is 11h and 57min.
On the first day of March in Polson, sunrise is at 7:15 am and sunset at 6:22 pm MST. On the last day of the month, sunrise is at 7:15 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 in Polson is 7h.

UV index

In Polson, the average daily maximum UV index in March is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: In March, the average maximum UV index of 2 translates into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is March cold in Polson?

An average high-temperature, in March, in Polson, is 38.8°F (3.8°C) and the average low-temperature is 24.3°F (-4.3°C).

What is the average humidity in March in Polson?

In Polson, the average relative humidity in March is 85%.

How much does it rain in Polson in March?

In Polson, Montana, in March, during 18.8 rainfall days, 1.89" (48mm) of precipitation is typically accumulated.

How many days does it snow in March in Polson?

In Polson, during March, snow falls for 14.5 days and regularly aggregates up to 6.14" (156mm) of snow.

How many hours of daylight does Polson have in March?

In Polson, Montana, the average day length in March is 11h and 57min.

When are sunrise and sunset in March in Polson?

On the first day of March in Polson, sunrise is at 7:15 am and sunset at 6:22 pm MST. On the last day of the month, sunrise is at 7:15 am and sunset at 8:05 pm MDT.

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

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

How long on average sun shines in March in Polson?

The average sunshine duration in March is 7h.

How high is the UV index in March in Polson?

In Polson, Montana, the average daily maximum UV index in March is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe 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
Polson, MT

Average temperature in March - Polson, MT
  • Average high temperature in March: 38.8°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is December (27.9°F).

  • Average low temperature in March: 24.3°F

The months with the highest average low temperature are July and August (48.9°F).
The coldest month (with the lowest average low temperature) is December (16.7°F).

Average pressure in March
Polson, MT

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in March
Polson, MT

Average wind speed in March - Polson, MT
  • Average wind speed in March: 4.5mph

The windiest month (with the highest average wind speed) is April (4.8mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

Average humidity in March
Polson, MT

Average humidity in March - Polson, MT
  • Average humidity in March: 85%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (51%).

Average rainfall in March
Polson, MT

Average rainfall in March - Polson, MT
  • Average rainfall in March: 1.89"

The wettest month (with the highest rainfall) is June (2.2").
The driest months (with the least rainfall) are July and August (0.55").

Average rainfall days in March
Polson, MT

Average rainfall days in March - Polson, MT
  • Average rainfall days in March: 18.8 days

The months with the highest number of rainy days are March and April (18.8 days).
The month with the least rainy days is August (7 days).

Average snowfall in March
Polson, MT

Average snowfall in March - Polson, MT
  • Average snowfall in March: 6.14"

The month with the highest snowfall is February (10.28").
The months with the least snowfall are June, July and August (0").

Average snowfall days in March
Polson, MT

Average snowfall days in March - Polson, MT
  • Average snowfall days in March: 14.5 days

The month with the highest number of snowfall days is December (19.8 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in March /
Average sunshine in March
Polson, MT

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

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in March: 7h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in March
Polson, MT

Average sunshine days in March - Polson, MT
  • Average sunshine days in March: 6.4 days

The month with the most sunshine days is July (21.3 days).
The month with the least sunshine days is March (6.4 days).

Average UV index in March
Polson, MT

Average UV index in March - Polson, MT
  • 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, February, November and December (UV index 1).

Average cloud cover in March
Polson, MT

Average cloud cover in March - Polson, MT
  • Average cloud cover in March: 49

The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July and August (Cloud cover 14).

Average visibility in March
Polson, MT

Average visibility in March - Polson, MT
  • Average visibility in March: 5mi

The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).

Polson, Montana, USA

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