Great Falls, Montana, United States Climate

Weather: -1.41°C/29.46°F, Wind SW at 0 km/h, 62% Humidity, 0% Chance of rain

United States
(Photo by Jordan Christian on Unsplash)
Contents

Great Falls Climate Summary

Located at an elevation of 1015.65 meters (3332.19 feet) above sea level, Great Falls has a Mid-latitude steppe climate (Classification: BSk). The district’s yearly temperature is 8.13ºC (46.63ºF) and it is -4.51% lower than United States’s averages. Great Falls typically receives about 8.55 millimeters (0.34 inches) of precipitation and has 23.09 rainy days (6.33% of the time) annually.

CountryUnited States
CityMontana
Longitude-111.3007715
Latitude47.5052849
Attitude/Elevation1015.65m (3332.19ft)
Local timeFriday 19:37
Annual high temperature12.25ºC (54.05ºF)
Annual low temperature2.21ºC (35.98ºF)
Average annual precip.8.55mm (0.34in)
Warmest monthAugust (28.86ºC / 83.95ºF)
Coldest MonthFebruary (-13.18ºC / 8.28ºF)
Wettest MonthJune (21.95mm / 0.86in)
Driest MonthDecember (2.41mm / 0.09in)
Number of days with rainfall (≥ 1.0 mm)23.09 days (6.33%)
Days with no rain341.91 days (93.67%)
Humidity59.71%

Climate Great Falls: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)9.0(48.2)14.0(57.2)16.0(60.8)27.0(80.6)27.0(80.6)33.0(91.4)37.0(98.6)39.0(102.2)36.0(96.8)28.0(82.4)20.0(68.0)13.0(55.4)39.0(102.2)
Average high °C (°F)0.83(33.49)-4.45(23.99)3.54(38.37)10.34(50.61)17.94(64.29)22.38(72.28)28.47(83.25)28.86(83.95)21.37(70.47)10.05(50.09)4.94(40.89)2.74(36.93)12.25(54.05)
Daily mean °C (°F)-2.13(28.17)-7.95(17.69)-0.23(31.59)6.52(43.74)13.84(56.91)17.88(64.18)22.72(72.9)23.18(73.72)16.54(61.77)5.81(42.46)1.62(34.92)-0.23(31.59)8.13(46.63)
Average low °C (°F)-5.85(21.47)-13.18(8.28)-5.38(22.32)0.74(33.33)6.91(44.44)10.21(50.38)13.58(56.44)14.9(58.82)10.22(50.4)0.33(32.59)-2.4(27.68)-3.56(25.59)2.21(35.98)
Record low °C (°F)-25.0(-13.0)-30.0(-22.0)-33.0(-27.4)-17.0(1.4)-4.0(24.8)4.0(39.2)7.0(44.6)5.0(41.0)-8.0(17.6)-21.0(-5.8)-17.0(1.4)-17.0(1.4)-33.0(-27.4)
Average precipitation mm (inches)3.49(0.14)7.54(0.3)6.65(0.26)10.02(0.39)13.13(0.52)21.95(0.86)5.48(0.22)6.2(0.24)8.36(0.33)9.06(0.36)8.3(0.33)2.41(0.09)8.55(0.34)
Average precipitation days (≥ 1.0 mm)1.272.551.552.452.643.451.451.641.361.912.00.821.92
Average relative humidity (%)67.8875.3472.962.5459.9756.5843.2738.4947.8361.8866.9862.8459.71
Mean monthly sunshine hours6.348.059.679.9913.5815.6315.5811.2910.899.527.345.6710.3

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Great Falls in recent years.

Great Falls

Great Falls Temperature by Month

August
23.18°C | 73.72°F
July
22.72°C | 72.9°F
June
17.88°C | 64.18°F
September
16.54°C | 61.77°F
May
13.84°C | 56.91°F
April
6.52°C | 43.74°F
October
5.81°C | 42.46°F
November
1.62°C | 34.92°F
March
-0.23°C | 31.59°F
December
-0.23°C | 31.59°F
January
-2.13°C | 28.17°F
February
-7.95°C | 17.69°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature10.0°C (50.0°F)2.13°C (35.83°F)-14.0°C (6.8°F)
Avg Temperature6.0°C (42.8°F)-0.84°C (30.49°F)-15.0°C (5.0°F)
Min Temperature3.0°C (37.4°F)-4.26°C (24.33°F)-17.0°C (1.4°F)
Dew PointMaxAverageMin
Dew Point-2.0°C (28.4°F)-8.0°C (17.6°F)-15.0°C (5.0°F)
PrecipitationMaxAverageMinSum
Precipitation9.0mm | 0.35in0.38mm | 0.01in0.0mm | 0in11.8mm | 0.46in
Snowdepth3.8mm | 0.15in0.18mm | 0.01in0.0mm | 0in5.7mm | 0.22in
WindMaxAverageMin
Wind37.0kmh | 22.99mph18.94kmh | 11.77mph4.0kmh | 2.49mph
Gust Wind61.0kmh | 37.9mph32.94kmh | 20.47mph7.0kmh | 4.35mph
Sea Level PressureMaxAverageMin
Sea Level Pressure9.0mb0.38mb0.0mb
Great Falls

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
December° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-12-010 | 32.0-3 | 26.6859 | 5.5929.85 | 10111.2 | 0.05
2018-12-02-3 | 26.6-5 | 23.0874 | 2.4930.12 | 10200.0 | 0.0
2018-12-03-4 | 24.8-9 | 15.8709 | 5.5930.33 | 10270.0 | 0.0
2018-12-04-4 | 24.8-10 | 14.06720 | 12.4330.3 | 10260.0 | 0.0
2018-12-05-6 | 21.2-10 | 14.07712 | 7.4630.42 | 10300.5 | 0.02
2018-12-06-8 | 17.6-14 | 6.86910 | 6.2130.42 | 10300.0 | 0.0
2018-12-07-5 | 23.0-13 | 8.65715 | 9.3230.3 | 10260.0 | 0.0
2018-12-08-3 | 26.6-10 | 14.06516 | 9.9430.36 | 10280.0 | 0.0
2018-12-09-1 | 30.2-8 | 17.66719 | 11.8130.39 | 10290.0 | 0.0
2018-12-101 | 33.8-6 | 21.26021 | 13.0530.12 | 10200.0 | 0.0
2018-12-111 | 33.8-6 | 21.25929 | 18.0229.97 | 10150.2 | 0.01
2018-12-123 | 37.4-7 | 19.44832 | 19.8829.8 | 10090.0 | 0.0
2018-12-133 | 37.4-9 | 15.84137 | 22.9930.12 | 10200.0 | 0.0
2018-12-145 | 41.0-9 | 15.83629 | 18.0230.03 | 10170.0 | 0.0
2018-12-154 | 39.2-8 | 17.64629 | 18.0229.94 | 10140.0 | 0.0
2018-12-164 | 39.2-5 | 23.05414 | 8.730.09 | 10190.0 | 0.0
2018-12-176 | 42.8-3 | 26.65520 | 12.4329.91 | 10130.0 | 0.0
2018-12-186 | 42.8-2 | 28.45826 | 16.1629.77 | 10080.0 | 0.0
2018-12-194 | 39.2-7 | 19.44631 | 19.2630.0 | 10160.0 | 0.0
2018-12-204 | 39.2-7 | 19.44921 | 13.0530.03 | 10170.0 | 0.0
2018-12-212 | 35.6-8 | 17.64728 | 17.429.8 | 10090.0 | 0.0
2018-12-22-2 | 28.4-12 | 10.44617 | 10.5630.21 | 10230.0 | 0.0
2018-12-231 | 33.8-10 | 14.04427 | 16.7830.06 | 10180.0 | 0.0
2018-12-240 | 32.0-5 | 23.06711 | 6.8430.06 | 10180.0 | 0.0
2018-12-25-3 | 26.6-8 | 17.6726 | 3.7330.18 | 10220.0 | 0.0
2018-12-26-4 | 24.8-8 | 17.6756 | 3.7330.21 | 10230.1 | 0.0
2018-12-27-7 | 19.4-10 | 14.0825 | 3.1130.27 | 10250.0 | 0.0
2018-12-28-6 | 21.2-11 | 12.27314 | 8.730.3 | 10260.0 | 0.0
2018-12-293 | 37.4-5 | 23.06137 | 22.9929.88 | 10120.3 | 0.01
2018-12-30-2 | 28.4-5 | 23.07923 | 14.2929.83 | 10109.0 | 0.35
2018-12-31-15 | 5.0-15 | 5.08710 | 6.2130.62 | 10370.5 | 0.02

Great Falls 3 Year Historical Weather Data

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