March weather forecast
Big Sky, MT

englishespañol中文
Share
Vast fields and planted forests near the scenic mountainous region in Big Sky, Montana
Vast fields and planted forests near the scenic mountainous region in Big Sky, Montana

Weather in March

March inaugurates the shift towards spring in Big Sky, marked by increments in temperature and daylight hours. It struggles to shake off winter completely, with average highs reaching only to 32.9°F (0.5°C) and snow still appearing familiarly. Nonetheless, March's weather paints the perfect backdrop for late-winter sports or early spring hiking. The diversity in weather conditions offers a unique blend of experiences, from soaking in the winter chills to enjoying the optimistic glimpses of spring.

Temperature

The arrival of March introduces a minor uplift in high-temperatures, adjusting from a subzero cold 25.2°F (-3.8°C) in February to a wintry 32.9°F (0.5°C). During March, Big Sky experiences an average low-temperature of 17.6°F (-8°C) at night.

Humidity

In March, the average relative humidity in Big Sky, Montana, is 88%.

Rainfall

In March, in Big Sky, the rain falls for 8 days. Throughout March, 1.97" (50mm) of precipitation is accumulated. Throughout the year, in Big Sky, Montana, there are 116.1 rainfall days, and 23.5" (597mm) of precipitation is accumulated.

Snowfall

January through December are months with snowfall. In Big Sky, during March, snow falls for 21 days and regularly aggregates up to 15.63" (397mm) of snow. Throughout the year, in Big Sky, there are 151.6 snowfall days, and 124.06" (3151mm) of snow is accumulated.

Daylight

In Big Sky, the average length of the day in March is 11h and 58min.
On the first day of the month, sunrise is at 7:01 am and sunset at 6:13 pm MST. On the last day of March, in Big Sky, sunrise is at 7:05 am and sunset at 7:52 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 Big Sky, the average sunshine in March is 6.6h.

UV index

The average daily maximum UV index in March in Big Sky is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 2 during March translates into these guidelines:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Minimize direct exposure to the Sun during midday when its radiation is at its peak. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
[Resources]

Frequently asked questions

How cold is it in Big Sky in March?

In Big Sky, 32.9°F (0.5°C) is the average high-temperature and 17.6°F (-8°C) is the average low-temperature during March.

What is the average humidity in March in Big Sky?

In March, the average relative humidity is 88%.

How much does it rain in Big Sky in March?

In Big Sky, in March, it is raining for 8 days, with typically 1.97" (50mm) of accumulated precipitation.

How many days does it snow in March in Big Sky?

In Big Sky, during March, snow falls for 21 days and regularly aggregates up to 15.63" (397mm) of snow.

How many hours of daylight does Big Sky have in March?

The average day length in March is 11h and 58min.

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

On the first day of March in Big Sky, Montana, sunrise is at 7:01 am and sunset at 6:13 pm MST. On the last day of the month, sunrise is at 7:05 am and sunset at 7:52 pm MDT.

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

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 long on average sun shines in March in Big Sky?

In Big Sky, Montana, the average sunshine duration in March is 6.6h.

How high is the UV index in March in Big Sky?

In March, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes 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
Big Sky, MT

Average temperature in March - Big Sky, MT
  • Average high temperature in March: 32.9°F

The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is December (22.5°F).

  • Average low temperature in March: 17.6°F

The month with the highest average low temperature is August (45.1°F).
The coldest month (with the lowest average low temperature) is December (7.9°F).

[Resources]

Average pressure in March
Big Sky, MT

Average pressure in March - Big Sky, MT
  • Average pressure in March: 30.04"Hg

The month with the highest atmospheric pressure is January (30.22"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

[Resources]

Average wind speed in March
Big Sky, MT

Average wind speed in March - Big Sky, MT
  • Average wind speed in March: 6.3mph

The windiest month (with the highest average wind speed) is January (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

[Resources]

Average humidity in March
Big Sky, MT

Average humidity in March - Big Sky, MT
  • Average humidity in March: 88%

The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is August (51%).

[Resources]

Average rainfall in March
Big Sky, MT

Average rainfall in March - Big Sky, MT
  • Average rainfall in March: 1.97"

The wettest months (with the highest rainfall) are April and May (2.91").
The driest month (with the least rainfall) is July (1.18").

[Resources]

Average rainfall days in March
Big Sky, MT

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

The month with the highest number of rainy days is June (16.6 days).
The month with the least rainy days is February (4.3 days).

[Resources]

Average snowfall in March
Big Sky, MT

Average snowfall in March - Big Sky, MT
  • Average snowfall in March: 15.63"

The month with the highest snowfall is April (19.88").
The month with the least snowfall is August (0.08").

[Resources]

Average snowfall days in March
Big Sky, MT

Average snowfall days in March - Big Sky, MT
  • Average snowfall days in March: 21 days

The month with the highest number of snowfall days is March (21 days).
The month with the least snowfall days is August (0.3 days).

[Resources]

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

Average daylight in March / Average sunshine in March - Big Sky, MT
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in March: 6h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

[Resources]

Average sunshine days in March
Big Sky, MT

Average sunshine days in March - Big Sky, MT
  • Average sunshine days in March: 8.4 days

The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is May (5.7 days).

[Resources]

Average UV index in March
Big Sky, MT

Average UV index in March - Big Sky, MT
  • Average UV index in March: 2

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).

[Resources]

Average cloud cover in March
Big Sky, MT

Average cloud cover in March - Big Sky, MT
  • Average cloud cover in March: 55

The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 17).

[Resources]

Average visibility in March
Big Sky, MT

Average visibility in March - Big Sky, MT
  • Average visibility in March: 4mi

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

[Resources]

Big Sky, Montana, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location