Weather Averages Armstrong, MO

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Weather Averages for
Armstrong, MO


Latitude: 39°25'N, Longitude: 92°49'W, Elevation: 730.0 ft, Distance: 12.23 mi

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 30 years
°F 52 24 29 42 53 63 72 77 74 66 55 42 30
Average high temperature
over 30 years
°F 63 35 40 53 64 74 83 88 86 78 67 53 39
Average low temperature
over 30 years
°F 41 14 19 31 42 52 61 66 62 55 43 32 20
Highest recorded temperature
over 49 years
°F 114 75 80 86 93 95 104 114 107 102 95 82 71
Lowest recorded temperature
over 49 years
°F -27 -20 -20 -11 16 28 39 46 36 24 19 -7 -27
Average number of days above 90°F
over 30 years
days 40 - - - 0.2 0.8 7.1 15 12 4.5 0.3 - -
Average precipitation
over 30 years
in 41.3 1.5 1.5 3.1 3.6 4.9 4.8 4.3 4.0 4.9 3.7 2.7 2.2
Average number of days below 32°F
over 30 years
days 116 28 23 17 4.4 0.2 - - - 0.2 3.5 15 25
Average number of days below 0°F
over 30 years
days 6.9 3.5 1.8 0.1 - - - - - - - 0.1 1.5
Average snowfall
over 30 years
in 21.3 6.0 5.6 3.1 0.6 - - - - - - 1.4 5.2
Most rain reported in a day
over 49 years
in 6.1 2.4 3.2 3.5 4.0 3.3 5.1 5.3 4.9 6.1 3.8 3.1 3.8
Most rain reported in a month
over 49 years
in 61.1 5.4 4.3 8.5 9.2 10.5 12.5 13.8 12.1 15.4 10.0 8.3 7.1
Least rain reported in a month
over 49 years
in 21.8 - 0.3 0.3 0.7 0.8 0.4 0.3 - - - - 0.2
Heating degree days
over 30 years
days 5364 1207 960 690 333 111 12 1 4 68 296 641 1041
Cooling degree days
over 30 years
days 1217 - - 3 24 85 242 386 310 141 25 1 -
Most snow reported in a month
over 49 years
in 53.1 20.3 17.5 26.2 5.2 - - - - - - 8.3 14.0