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  4. March

Great Falls, MT Climate in March

Temperature for March

In Great Falls, MT during March the average high temperature is 48.1°F. The hottest day on record was March 30, 1978 when the temperature recorded was 78.1°F.

Great Falls, MT daily average and extreme temperature range for March

Low Temperature

Overnight in March the average temperature drops below freezing at 23.5°F, with the lowest temperature of -22.0°F being recorded on March 9, 2002. On average there are 4 days in March when the temperature stays below freezing all day. In the worst March there were 14 days when the temperature did not make it above freezing. Overnight temperatures drop below freezing between 13 and 31 times in March.

Precipitation for March

In March the average monthly rainfall in Great Falls, MT is 1.43 inches with rain usually falling on between 3 and 4 days. 1986 was the driest March with only 0.13 inches of rain falling, and 1973 was the wettest March with 19.35 inches of rain. The wettest single day in March was 21 March 1973 when 5.12 inches of rain fell.

In March it usually snows on between 9 and 10 days. In March there have been some years when thunderstorms have occurred, although there are other years when there hasn't been a thunderstorm in March.

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