Big Arm, Montana, United States Climate

Weather: 8.95°C/48.11°F, Wind SW at 1.22 km/h, 71% Humidity, 0% Chance of rain

United States
(Photo by Adi Ulici on Unsplash)
Contents

Big Arm Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Big Arm has a Humid continental, no dry season, warm summer climate (Classification: Dfb). The district’s yearly temperature is 6.96ºC (44.53ºF) and it is -5.68% lower than United States’s averages. Big Arm typically receives about 23.11 millimeters (0.91 inches) of precipitation and has 44.9 rainy days (12.3% of the time) annually.

CountryUnited States
CityMontana
Longitude-114.2948454
Latitude47.7979969
Attitude/ElevationNonem (0ft)
Local timeFriday 07:43
Annual high temperature11.26ºC (52.27ºF)
Annual low temperature0.08ºC (32.14ºF)
Average annual precip.23.11mm (0.91in)
Warmest monthAugust (26.65ºC / 79.97ºF)
Coldest MonthFebruary (-10.29ºC / 13.48ºF)
Wettest MonthFebruary (37.06mm / 1.46in)
Driest MonthAugust (6.61mm / 0.26in)
Number of days with rainfall (≥ 1.0 mm)44.9 days (12.3%)
Days with no rain320.1 days (87.7%)
Humidity70.19%

Climate Big Arm: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)5.0(41.0)8.0(46.4)13.0(55.4)24.0(75.2)27.0(80.6)27.0(80.6)33.0(91.4)37.0(98.6)32.0(89.6)24.0(75.2)13.0(55.4)7.0(44.6)37.0(98.6)
Average high °C (°F)0.72(33.3)-2.11(28.2)4.23(39.61)9.26(48.67)17.03(62.65)19.53(67.15)25.61(78.1)26.65(79.97)19.83(67.69)9.53(49.15)3.98(39.16)0.92(33.66)11.26(52.27)
Daily mean °C (°F)-2.67(27.19)-5.32(22.42)0.41(32.74)5.54(41.97)12.56(54.61)15.07(59.13)20.09(68.16)20.72(69.3)14.71(58.48)4.86(40.75)-0.02(31.96)-2.4(27.68)6.96(44.53)
Average low °C (°F)-6.91(19.56)-10.29(13.48)-5.72(21.7)-1.51(29.28)3.77(38.79)6.42(43.56)9.96(49.93)10.61(51.1)6.68(44.02)-1.33(29.61)-4.53(23.85)-6.2(20.84)0.08(32.14)
Record low °C (°F)-21.0(-5.8)-26.0(-14.8)-26.0(-14.8)-11.0(12.2)-4.0(24.8)-1.0(30.2)0.0(0)4.0(39.2)-6.0(21.2)-18.0(-0.4)-13.0(8.6)-15.0(5.0)-26.0(-14.8)
Average precipitation mm (inches)25.65(1.01)37.06(1.46)19.74(0.78)35.51(1.4)31.13(1.23)35.49(1.4)9.4(0.37)6.61(0.26)14.08(0.55)26.17(1.03)20.99(0.83)15.54(0.61)23.11(0.91)
Average precipitation days (≥ 1.0 mm)4.365.04.915.274.04.452.181.092.643.823.363.823.74
Average relative humidity (%)84.6184.0578.9973.869.1767.7652.9647.1756.9268.9577.480.5170.19
Mean monthly sunshine hours5.868.049.859.9413.7115.3815.1212.1811.29.657.44.6710.25

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Big Arm in recent years.

Big Arm

Big Arm Temperature by Month

August
20.72°C | 69.3°F
July
20.09°C | 68.16°F
June
15.07°C | 59.13°F
September
14.71°C | 58.48°F
May
12.56°C | 54.61°F
April
5.54°C | 41.97°F
October
4.86°C | 40.75°F
March
0.41°C | 32.74°F
November
-0.02°C | 31.96°F
December
-2.4°C | 27.68°F
January
-2.67°C | 27.19°F
February
-5.32°C | 22.42°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature32.0°C (89.6°F)22.23°C (72.01°F)12.0°C (53.6°F)
Avg Temperature25.0°C (77.0°F)16.43°C (61.57°F)9.0°C (48.2°F)
Min Temperature15.0°C (59.0°F)8.33°C (46.99°F)1.0°C (33.8°F)
Dew PointMaxAverageMin
Dew Point8.0°C (46.4°F)3.03°C (37.45°F)-3.0°C (26.6°F)
PrecipitationMaxAverageMinSum
Precipitation10.6mm | 0.42in1.01mm | 0.04in0.0mm | 0in30.3mm | 1.19in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind20.0kmh | 12.43mph7.07kmh | 4.39mph2.0kmh | 1.24mph
Gust Wind28.0kmh | 17.4mph11.2kmh | 6.96mph4.0kmh | 2.49mph
Sea Level PressureMaxAverageMin
Sea Level Pressure10.6mb1.01mb0.0mb
Big Arm

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
September° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2020-09-0116 | 60.86 | 42.8609 | 5.5929.97 | 10150.0 | 0.0
2020-09-0221 | 69.87 | 44.64814 | 8.729.85 | 10110.0 | 0.0
2020-09-0320 | 68.06 | 42.8514 | 2.4930.0 | 10160.0 | 0.0
2020-09-0421 | 69.85 | 41.0423 | 1.8630.0 | 10160.0 | 0.0
2020-09-0525 | 77.02 | 35.62910 | 6.2129.97 | 10150.0 | 0.0
2020-09-0621 | 69.80 | 32.0285 | 3.1130.12 | 10200.0 | 0.0
2020-09-0710 | 50.03 | 37.46020 | 12.4330.27 | 10251.0 | 0.04
2020-09-0810 | 50.0-3 | 26.6486 | 3.7330.47 | 10320.0 | 0.0
2020-09-0914 | 57.2-2 | 28.4373 | 1.8630.21 | 10230.0 | 0.0
2020-09-1018 | 64.44 | 39.2472 | 1.2430.06 | 10180.0 | 0.0
2020-09-1119 | 66.23 | 37.4423 | 1.8629.91 | 10130.0 | 0.0
2020-09-1220 | 68.02 | 35.6383 | 1.8629.91 | 10130.0 | 0.0
2020-09-1319 | 66.22 | 35.6393 | 1.8629.91 | 10130.0 | 0.0
2020-09-1421 | 69.8-0 | 32.0288 | 4.9729.88 | 10120.0 | 0.0
2020-09-1521 | 69.82 | 35.6357 | 4.3530.03 | 10170.0 | 0.0
2020-09-1618 | 64.45 | 41.0505 | 3.1130.09 | 10190.0 | 0.0
2020-09-1719 | 66.21 | 33.8354 | 2.4929.97 | 10150.0 | 0.0
2020-09-1820 | 68.03 | 37.4403 | 1.8629.85 | 10110.0 | 0.0
2020-09-1915 | 59.08 | 46.4636 | 3.7329.83 | 101010.6 | 0.42
2020-09-2014 | 57.27 | 44.66410 | 6.2129.94 | 10141.3 | 0.05
2020-09-2116 | 60.84 | 39.2554 | 2.4929.91 | 10130.0 | 0.0
2020-09-2216 | 60.84 | 39.2484 | 2.4929.88 | 10120.1 | 0.0
2020-09-2316 | 60.84 | 39.2536 | 3.7329.91 | 10130.0 | 0.0
2020-09-2413 | 55.43 | 37.45718 | 11.1829.8 | 10092.8 | 0.11
2020-09-2512 | 53.62 | 35.66417 | 10.5629.83 | 10101.5 | 0.06
2020-09-269 | 48.22 | 35.67017 | 10.5629.88 | 10129.2 | 0.36
2020-09-279 | 48.23 | 37.4707 | 4.3530.27 | 10253.8 | 0.15
2020-09-2812 | 53.61 | 33.8563 | 1.8630.36 | 10280.0 | 0.0
2020-09-2914 | 57.23 | 37.4583 | 1.8630.15 | 10210.0 | 0.0
2020-09-3014 | 57.24 | 39.2605 | 3.1130.27 | 10250.0 | 0.0

Big Arm 3 Year Historical Weather Data

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