March weather forecast
Mill Iron, MT

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Weather in March

The first month of the spring, March, is a cold month in Mill Iron, Montana, with an average temperature varying between 26.4°F (-3.1°C) and 41.7°F (5.4°C).

Temperature

Mill Iron's transition into March marks a considerable rise in the average high-temperature, moving up from a freezing cold 26.8°F (-2.9°C) in February to an icy 41.7°F (5.4°C). During March, Mill Iron observes a consistent average nighttime temperature of 26.4°F (-3.1°C).

Humidity

The average relative humidity in March is 74%.

Rainfall

In Mill Iron, during March, the rain falls for 7.8 days and regularly aggregates up to 0.79" (20mm) of precipitation. Throughout the year, there are 109 rainfall days, and 15.12" (384mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. In Mill Iron, during March, snow falls for 8.8 days and regularly aggregates up to 2.95" (75mm) of snow. Throughout the year, there are 62.4 snowfall days, and 21.97" (558mm) of snow is accumulated.

Daylight

In March, the average length of the day is 11h and 57min.
On the first day of March, sunrise is at 6:33 am and sunset at 5:44 pm MST. On the last day of the month, sunrise is at 6:36 am and sunset at 7:24 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 6.7h.

UV index

In March, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index, 3 during March, leads to the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Jul 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold does it get in March?

The high-temperature during March is 41.7°F (5.4°C) and the low-temperature is 26.4°F (-3.1°C).

What is the average humidity in March?

The average relative humidity in March in Mill Iron is 74%.

How many days does it rain in March?

In Mill Iron, in March, it is raining for 7.8 days, with typically 0.79" (20mm) of accumulated precipitation.

How much does it snow in Mill Iron in March?

In Mill Iron, during March, snow falls for 8.8 days and regularly aggregates up to 2.95" (75mm) of snow.

How many hours of daylight does Mill Iron have in March?

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

When are sunrise and sunset in March?

On the first day of March, sunrise is at 6:33 am and sunset at 5:44 pm MST. On the last day of the month, sunrise is at 6:36 am and sunset at 7:24 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 long on average sun shines in March?

In Mill Iron, the average sunshine duration in March is 6.7h.

How high is the UV index in March?

In March, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to 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
Mill Iron, MT

Average temperature in March - Mill Iron, MT
  • Average high temperature in March: 41.7°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in March: 26.4°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).

Average pressure in March
Mill Iron, MT

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

The months with the highest atmospheric pressure are January and February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in March
Mill Iron, MT

Average wind speed in March - Mill Iron, MT
  • Average wind speed in March: 11.1mph

The windiest months (with the highest average wind speed) are April and October (11.9mph).
The calmest months (with the lowest average wind speed) are July and August (10.1mph).

Average humidity in March
Mill Iron, MT

Average humidity in March - Mill Iron, MT
  • Average humidity in March: 74%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (46%).

Average rainfall in March
Mill Iron, MT

Average rainfall in March - Mill Iron, MT
  • Average rainfall in March: 0.79"

The wettest month (with the highest rainfall) is May (2.6").
The driest months (with the least rainfall) are January and December (0.55").

Average rainfall days in March
Mill Iron, MT

Average rainfall days in March - Mill Iron, MT
  • Average rainfall days in March: 7.8 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (3.1 days).

Average snowfall in March
Mill Iron, MT

Average snowfall in March - Mill Iron, MT
  • Average snowfall in March: 2.95"

The month with the highest snowfall is February (3.86").
The months with the least snowfall are June, July and August (0").

Average snowfall days in March
Mill Iron, MT

Average snowfall days in March - Mill Iron, MT
  • Average snowfall days in March: 8.8 days

The month with the highest number of snowfall days is February (12 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in March /
Average sunshine in March
Mill Iron, MT

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

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: 6h and 4min

The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

Average sunshine days in March
Mill Iron, MT

Average sunshine days in March - Mill Iron, MT
  • Average sunshine days in March: 16.1 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.9 days).

Average UV index in March
Mill Iron, MT

Average UV index in March - Mill Iron, MT
  • Average UV index in March: 3

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in March
Mill Iron, MT

Average cloud cover in March - Mill Iron, MT
  • Average cloud cover in March: 46

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are July and August (Cloud cover 18).

Average visibility in March
Mill Iron, MT

Average visibility in March - Mill Iron, 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).

Mill Iron, Montana, USA

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