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What is Big Sandy, MT, Weather Like in October?

During the month of October, Big Sandy, MT, has an average daytime high temperature of 59°F and an average overnight low temperature dropping to 33°F. Around 0.93 inches of precipitation is received during the month, with about 12.25 inches falling in a typical year. Snow is not common in Big Sandy, MT.

October 2025: Actual vs. Average Temperatures

Showing temperatures through today (October 25, 2025)
Actual High Average High Actual Low Average Low

Month Summary
Average High: 61.2 F (+0.4 vs avg)
Average Low: 33 F (-1.1 vs avg)

Actual data from: MID_G6518

Big Sandy, MT Daily Weather Averages for October

Recorded at Big Sandy (usc00240770), 3.9 miles SE of Big Sandy, MT
Day Avg Temps (°F) Precip (in) Snow (in) Degree Days (°F)
Low High Mean Month Year Month Year Heat Cool
10/1 39 F 67 F 53 F 0.04" 11.36" N/A N/A 12.2 F 0.3 F
10/2 39 F 67 F 53 F 0.07" 11.39" N/A N/A 12.6 F 0.2 F
10/3 38 F 66 F 52 F 0.11" 11.43" N/A N/A 13.1 F 0.2 F
10/4 38 F 66 F 52 F 0.15" 11.47" N/A N/A 13.5 F 0.2 F
10/5 37 F 65 F 51 F 0.18" 11.50" N/A N/A 14 F 0.1 F
10/6 37 F 65 F 51 F 0.22" 11.54" N/A N/A 14.4 F 0.1 F
10/7 37 F 64 F 50 F 0.25" 11.57" N/A N/A 14.9 F 0.1 F
10/8 36 F 63 F 50 F 0.28" 11.60" N/A N/A 15.4 F 0.1 F
10/9 36 F 63 F 49 F 0.31" 11.63" N/A N/A 15.9 F 0.1 F
10/10 35 F 62 F 49 F 0.35" 11.67" N/A N/A 16.4 F 0.1 F
10/11 35 F 62 F 48 F 0.38" 11.70" N/A N/A 16.9 F 0.1 F
10/12 34 F 61 F 48 F 0.41" 11.73" N/A N/A 17.4 F N/A
10/13 34 F 61 F 47 F 0.44" 11.76" N/A N/A 17.9 F N/A
10/14 33 F 60 F 47 F 0.48" 11.80" N/A N/A 18.4 F N/A
10/15 33 F 59 F 46 F 0.51" 11.83" N/A N/A 18.9 F N/A
10/16 33 F 59 F 46 F 0.54" 11.86" N/A N/A 19.4 F N/A
10/17 32 F 58 F 45 F 0.57" 11.89" N/A N/A 20 F N/A
10/18 32 F 58 F 45 F 0.60" 11.92" N/A N/A 20.5 F N/A
10/19 31 F 57 F 44 F 0.63" 11.95" N/A N/A 21 F N/A
10/20 31 F 56 F 44 F 0.65" 11.97" N/A N/A 21.5 F N/A
10/21 30 F 56 F 43 F 0.68" 12.00" N/A N/A 22 F N/A
10/22 30 F 55 F 43 F 0.70" 12.02" N/A N/A 22.5 F N/A
10/23 29 F 55 F 42 F 0.73" 12.05" N/A N/A 23 F N/A
10/24 29 F 54 F 42 F 0.76" 12.08" N/A N/A 23.5 F N/A
10/25 29 F 54 F 41 F 0.78" 12.10" N/A N/A 24 F N/A
10/26 28 F 53 F 41 F 0.81" 12.13" N/A N/A 24.5 F N/A
10/27 28 F 52 F 40 F 0.83" 12.15" N/A N/A 25 F N/A
10/28 27 F 52 F 40 F 0.86" 12.18" N/A N/A 25.4 F N/A
10/29 27 F 51 F 39 F 0.88" 12.20" N/A N/A 25.9 F N/A
10/30 27 F 51 F 39 F 0.91" 12.23" N/A N/A 26.3 F N/A
10/31 26 F 50 F 38 F 0.93" 12.25" N/A N/A 26.8 F N/A
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