Contents
- Weather in March
- Frequently asked questions
- Average temperature in March
- Average pressure in March
- Average wind speed in March
- Average humidity in March
- Average rainfall in March
- Average rainfall days in March
- Average snowfall in March
- Average snowfall days in March
- Average daylight in March
- Average sunshine in March
- Average sunshine days in March
- Average UV index in March
- Average cloud cover in March
- Average visibility in March
Weather in March
Temperature
In March, the meteorological conditions change with the average high-temperature moving from a subzero cold 31.6°F (-0.2°C) in February to a frosty 45°F (7.2°C). Decker observes an average low-temperature of 28.2°F (-2.1°C) during March nights.Humidity
The average relative humidity in March in Decker is 70%.Rainfall
In Decker, Montana, in March, during 11.8 rainfall days, 1.14" (29mm) of precipitation is typically accumulated. Throughout the year, there are 127.6 rainfall days, and 14.25" (362mm) of precipitation is accumulated.Snowfall
Months with snowfall in Decker are January through May, September through December. In Decker, Montana, in March, snow falls for 9.5 days, with typically accumulated 4.29" (109mm) of snow. In Decker, during the entire year, snow falls for 65.3 days and aggregates up to 28.82" (732mm) of snow.Daylight
In March, the average length of the day is 11h and 58min.On the first day of March, sunrise is at 6:43 am and sunset at 5:55 pm MST. On the last day of the month, sunrise is at 6:48 am and sunset at 7:34 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 in Decker is 8.1h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Decker. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: The daily high UV index of 2 during March translates into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Frequently asked questions
What is the average March temperature in Decker?
What is the average humidity in March in Decker?
How much does it rain in Decker in March?
How many days does it snow in March in Decker?
What is the average length of the day in March in Decker?
When are sunrise and sunset in March in Decker?
When does Daylight Saving Time (DST) start in March in Decker?
How long on average sun shines in March in Decker?
What is the month with the lowest UV index in Decker?
How high is the UV index in March in Decker?
Average temperature in March
Decker, MT
- Average high temperature in March: 45°F
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is December (31.1°F).
- Average low temperature in March: 28.2°F
The month with the highest average low temperature is July (61.5°F).
The coldest months (with the lowest average low temperature) are January and February (16.2°F).
Average pressure in March
Decker, MT
- Average pressure in March: 29.99"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
Decker, MT
- Average wind speed in March: 7.6mph
The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest months (with the lowest average wind speed) are July and December (6.8mph).
Average humidity in March
Decker, MT
- Average humidity in March: 70%
The months with the highest relative humidity are January and February (79%).
The month with the lowest relative humidity is August (40%).
Average rainfall in March
Decker, MT
- Average rainfall in March: 1.14"
The wettest month (with the highest rainfall) is May (2.64").
The driest month (with the least rainfall) is December (0.67").
Average rainfall days in March
Decker, MT
- Average rainfall days in March: 11.8 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in March
Decker, MT
- Average snowfall in March: 4.29"
The month with the highest snowfall is February (5.2").
The months with the least snowfall are June, July and August (0").
Average snowfall days in March
Decker, MT
- Average snowfall days in March: 9.5 days
The month with the highest number of snowfall days is February (14.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in March /
Average sunshine in March
Decker, 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: 8h and 1min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 42min).
Average sunshine days in March
Decker, MT
- Average sunshine days in March: 12 days
The month with the most sunshine days is September (18.2 days).
The month with the least sunshine days is May (9.6 days).
Average UV index in March
Decker, MT
- Average UV index in March: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in March
Decker, MT
- Average cloud cover in March: 36
The month with the most cloud cover is February (Cloud cover 41).
The months with the least cloud cover are July and August (Cloud cover 14).
Average visibility in March
Decker, 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).
Decker, Montana, USA
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