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What is Flathead, MT, Weather Like in October?
During the month of October, Flathead, MT,
has an average daytime high temperature of 53°F and an average overnight low temperature dropping to 35°F.
Around 3.52 inches of precipitation is received during the month,
with about 27.08 inches falling in a typical year.
Snow is not common in Flathead, MT.
October 2025: Actual vs. Average Temperatures
Showing temperatures through today (October 26, 2025)
Actual High
Average High
Actual Low
Average Low
Month Summary
Average High: 53.8 F
(-0.2 vs avg)
Average Low: 37.6 F
(+1.9 vs avg)
Actual data from: MID_HGHM8
Flathead, MT Daily Weather Averages for October
Recorded at Hungry Horse Dam
(usc00244328),
3.5 miles
NNE of
Flathead, 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 | 61 F | 50 F | 0.09" | 23.65" | N/A | N/A | 14.8 F | N/A |
| 10/2 | 39 F | 61 F | 50 F | 0.19" | 23.75" | N/A | N/A | 15.2 F | N/A |
| 10/3 | 39 F | 60 F | 49 F | 0.28" | 23.84" | N/A | N/A | 15.7 F | N/A |
| 10/4 | 38 F | 59 F | 49 F | 0.37" | 23.93" | N/A | N/A | 16.1 F | N/A |
| 10/5 | 38 F | 59 F | 48 F | 0.47" | 24.03" | N/A | N/A | 16.6 F | N/A |
| 10/6 | 38 F | 58 F | 48 F | 0.56" | 24.12" | N/A | N/A | 17 F | N/A |
| 10/7 | 37 F | 58 F | 48 F | 0.66" | 24.22" | N/A | N/A | 17.5 F | N/A |
| 10/8 | 37 F | 57 F | 47 F | 0.76" | 24.32" | N/A | N/A | 18 F | N/A |
| 10/9 | 37 F | 56 F | 47 F | 0.86" | 24.42" | N/A | N/A | 18.4 F | N/A |
| 10/10 | 37 F | 56 F | 46 F | 0.96" | 24.52" | N/A | N/A | 18.9 F | N/A |
| 10/11 | 36 F | 55 F | 46 F | 1.06" | 24.62" | N/A | N/A | 19.4 F | N/A |
| 10/12 | 36 F | 55 F | 45 F | 1.17" | 24.73" | N/A | N/A | 19.8 F | N/A |
| 10/13 | 36 F | 54 F | 45 F | 1.27" | 24.83" | N/A | N/A | 20.3 F | N/A |
| 10/14 | 35 F | 53 F | 44 F | 1.39" | 24.95" | N/A | N/A | 20.8 F | N/A |
| 10/15 | 35 F | 53 F | 44 F | 1.50" | 25.06" | N/A | N/A | 21.2 F | N/A |
| 10/16 | 35 F | 52 F | 43 F | 1.62" | 25.18" | N/A | N/A | 21.7 F | N/A |
| 10/17 | 34 F | 51 F | 43 F | 1.73" | 25.29" | N/A | N/A | 22.1 F | N/A |
| 10/18 | 34 F | 51 F | 42 F | 1.85" | 25.41" | N/A | N/A | 22.6 F | N/A |
| 10/19 | 34 F | 50 F | 42 F | 1.97" | 25.53" | N/A | N/A | 23 F | N/A |
| 10/20 | 34 F | 50 F | 42 F | 2.09" | 25.65" | N/A | N/A | 23.4 F | N/A |
| 10/21 | 33 F | 49 F | 41 F | 2.22" | 25.78" | N/A | N/A | 23.8 F | N/A |
| 10/22 | 33 F | 49 F | 41 F | 2.35" | 25.91" | N/A | N/A | 24.3 F | N/A |
| 10/23 | 33 F | 48 F | 40 F | 2.47" | 26.03" | N/A | N/A | 24.7 F | N/A |
| 10/24 | 33 F | 47 F | 40 F | 2.61" | 26.17" | N/A | N/A | 25.1 F | N/A |
| 10/25 | 32 F | 47 F | 40 F | 2.74" | 26.30" | N/A | N/A | 25.5 F | N/A |
| 10/26 | 32 F | 46 F | 39 F | 2.87" | 26.43" | N/A | N/A | 25.9 F | N/A |
| 10/27 | 32 F | 46 F | 39 F | 3.00" | 26.56" | N/A | N/A | 26.2 F | N/A |
| 10/28 | 32 F | 45 F | 38 F | 3.13" | 26.69" | N/A | N/A | 26.6 F | N/A |
| 10/29 | 31 F | 45 F | 38 F | 3.26" | 26.82" | N/A | N/A | 27 F | N/A |
| 10/30 | 31 F | 44 F | 38 F | 3.39" | 26.95" | N/A | N/A | 27.4 F | N/A |
| 10/31 | 31 F | 44 F | 37 F | 3.52" | 27.08" | N/A | N/A | 27.7 F | N/A |
