March weather forecast
Big Sandy, MT

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Weather in March

March, the first month of the spring in Big Sandy, is a frosty month, with temperature in the range of an average high of 43.2°F (6.2°C) and an average low of 27.3°F (-2.6°C).

Temperature

The onset of March marks an increase in the average high-temperature, moving from a freezing cold 30.9°F (-0.6°C) in February to a chilly 43.2°F (6.2°C). In Big Sandy, the nighttime temperature averages to a freezing cold 27.3°F (-2.6°C) during March.

Humidity

In Big Sandy, the average relative humidity in March is 70%.

Rainfall

In March, in Big Sandy, the rain falls for 8 days. Throughout March, 0.35" (9mm) of precipitation is accumulated. In Big Sandy, during the entire year, the rain falls for 91 days and collects up to 6.42" (163mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall. In Big Sandy, during March, snow falls for 6.2 days and regularly aggregates up to 1.22" (31mm) of snow. In Big Sandy, during the entire year, snow falls for 44.2 days and aggregates up to 11.18" (284mm) of snow.

Daylight

In March, the average length of the day is 11h and 57min.
On the first day of the month, sunrise is at 6:59 am and sunset at 6:05 pm MST. On the last day of March, sunrise is at 6:58 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 is 7.5h.

UV index

In March, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 3 in March translates into these instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is March cold in Big Sandy?

During March, Big Sandy experiences an average high-temperature of 43.2°F (6.2°C) and a low-temperature of 27.3°F (-2.6°C).

What is the average humidity in March?

The average relative humidity in March is 70%.

How many days does it rain in March?

In Big Sandy, in March, it is raining for 8 days, with typically 0.35" (9mm) of accumulated precipitation.

How many days does it snow in March?

In Big Sandy, during March, snow falls for 6.2 days and regularly aggregates up to 1.22" (31mm) of snow.

What is the average length of the day in March?

In March, the average day length in Big Sandy is 11h and 57min.

What time are sunrise and sunset in March in Big Sandy?

On the first day of March, sunrise is at 6:59 am and sunset at 6:05 pm MST. On the last day of the month, sunrise is at 6:58 am and sunset at 7:50 pm MDT.

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

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 Big Sandy have in March?

The average sunshine duration in March is 7.5h.

What is the UV index intensity in March in Big Sandy?

The average daily maximum UV index in March is 3. A UV Index value of 3 to 5 symbolizes a medium 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
Big Sandy, MT

Average temperature in March - Big Sandy, MT
  • Average high temperature in March: 43.2°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is December (30.2°F).

  • Average low temperature in March: 27.3°F

The month with the highest average low temperature is August (61.3°F).
The coldest month (with the lowest average low temperature) is February (17.8°F).

Average pressure in March
Big Sandy, MT

Average pressure in March - Big Sandy, MT
  • Average pressure in March: 30.01"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in March
Big Sandy, MT

Average wind speed in March - Big Sandy, MT
  • Average wind speed in March: 9.7mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).

Average humidity in March
Big Sandy, MT

Average humidity in March - Big Sandy, MT
  • Average humidity in March: 70%

The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is August (38%).

Average rainfall in March
Big Sandy, MT

Average rainfall in March - Big Sandy, MT
  • Average rainfall in March: 0.35"

The wettest month (with the highest rainfall) is June (1.22").
The driest month (with the least rainfall) is December (0.28").

Average rainfall days in March
Big Sandy, MT

Average rainfall days in March - Big Sandy, MT
  • Average rainfall days in March: 8 days

The month with the highest number of rainy days is May (12.5 days).
The month with the least rainy days is February (4.2 days).

Average snowfall in March
Big Sandy, MT

Average snowfall in March - Big Sandy, MT
  • Average snowfall in March: 1.22"

The month with the highest snowfall is January (2.4").
The months with the least snowfall are June, July and August (0").

Average snowfall days in March
Big Sandy, MT

Average snowfall days in March - Big Sandy, MT
  • Average snowfall days in March: 6.2 days

The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in March /
Average sunshine in March
Big Sandy, MT

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

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in March: 7h and 3min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).

Average sunshine days in March
Big Sandy, MT

Average sunshine days in March - Big Sandy, MT
  • Average sunshine days in March: 17 days

The month with the most sunshine days is September (21.5 days).
The month with the least sunshine days is June (14.6 days).

Average UV index in March
Big Sandy, MT

Average UV index in March - Big Sandy, MT
  • Average UV index in March: 3

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in March
Big Sandy, MT

Average cloud cover in March - Big Sandy, MT
  • Average cloud cover in March: 41

The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 14).

Average visibility in March
Big Sandy, MT

Average visibility in March - Big Sandy, MT
  • Average visibility in March: 6mi

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

Big Sandy, Montana, USA

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