Your favorites:
What is Chain Lake, MT, Weather Like in October?
During the month of October, Chain Lake, MT,
has an average daytime high temperature of 61°F and an average overnight low temperature dropping to 25°F.
Around 0.68 inches of precipitation is received during the month,
with about 8.41 inches falling in a typical year.
0.30 inches of snow is the mean amount received during October.
Annually, Chain Lake receives around 5.80 inches of snow.
October 2025: Actual vs. Average Temperatures
Showing temperatures through today (October 19, 2025)
Actual High
Average High
Actual Low
Average Low
Actual data from: MID_MTM18
Chain Lake, MT Daily Weather Averages for October
Recorded at Glen 4 N
(usc00243570),
16.7 miles
ENE of
Chain Lake, MT
| Day | Avg Temps ( F) | Precip (in) | Snow (in) | Degree Days ( F) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Low | High | Mean | Month | Year | Month | Year | Heat | Cool | |
| 10/1 | 29 F | 69 F | 49 F | 0.03" | 7.76" | 0.00" | 5.50" | 16.1 F | N/A |
| 10/2 | 29 F | 69 F | 49 F | 0.05" | 7.78" | 0.00" | 5.50" | 16.5 F | N/A |
| 10/3 | 28 F | 68 F | 48 F | 0.08" | 7.81" | 0.00" | 5.50" | 16.9 F | N/A |
| 10/4 | 28 F | 67 F | 48 F | 0.10" | 7.83" | 0.00" | 5.50" | 17.3 F | N/A |
| 10/5 | 28 F | 67 F | 47 F | 0.12" | 7.85" | 0.00" | 5.50" | 17.8 F | N/A |
| 10/6 | 27 F | 66 F | 47 F | 0.15" | 7.88" | 0.00" | 5.50" | 18.2 F | N/A |
| 10/7 | 27 F | 66 F | 46 F | 0.17" | 7.90" | 0.00" | 5.50" | 18.6 F | N/A |
| 10/8 | 27 F | 65 F | 46 F | 0.19" | 7.92" | 0.00" | 5.50" | 19 F | N/A |
| 10/9 | 27 F | 65 F | 46 F | 0.21" | 7.94" | 0.00" | 5.50" | 19.5 F | N/A |
| 10/10 | 26 F | 64 F | 45 F | 0.24" | 7.97" | 0.00" | 5.50" | 19.9 F | N/A |
| 10/11 | 26 F | 63 F | 45 F | 0.26" | 7.99" | 0.00" | 5.50" | 20.3 F | N/A |
| 10/12 | 26 F | 63 F | 44 F | 0.28" | 8.01" | 0.00" | 5.50" | 20.8 F | N/A |
| 10/13 | 25 F | 62 F | 44 F | 0.30" | 8.03" | 0.00" | 5.50" | 21.2 F | N/A |
| 10/14 | 25 F | 62 F | 43 F | 0.33" | 8.06" | 0.00" | 5.50" | 21.6 F | N/A |
| 10/15 | 25 F | 61 F | 43 F | 0.35" | 8.08" | 0.00" | 5.50" | 22.1 F | N/A |
| 10/16 | 25 F | 61 F | 43 F | 0.37" | 8.10" | 0.00" | 5.50" | 22.5 F | N/A |
| 10/17 | 24 F | 60 F | 42 F | 0.40" | 8.13" | 0.00" | 5.50" | 22.9 F | N/A |
| 10/18 | 24 F | 59 F | 42 F | 0.42" | 8.15" | 0.00" | 5.50" | 23.4 F | N/A |
| 10/19 | 24 F | 59 F | 41 F | 0.45" | 8.18" | 0.10" | 5.60" | 23.8 F | N/A |
| 10/20 | 23 F | 58 F | 41 F | 0.47" | 8.20" | 0.10" | 5.60" | 24.2 F | N/A |
| 10/21 | 23 F | 58 F | 40 F | 0.49" | 8.22" | 0.10" | 5.60" | 24.6 F | N/A |
| 10/22 | 23 F | 57 F | 40 F | 0.51" | 8.24" | 0.10" | 5.60" | 25 F | N/A |
| 10/23 | 23 F | 57 F | 40 F | 0.53" | 8.26" | 0.10" | 5.60" | 25.5 F | N/A |
| 10/24 | 22 F | 56 F | 39 F | 0.56" | 8.29" | 0.10" | 5.60" | 25.9 F | N/A |
| 10/25 | 22 F | 56 F | 39 F | 0.58" | 8.31" | 0.10" | 5.60" | 26.3 F | N/A |
| 10/26 | 22 F | 55 F | 38 F | 0.60" | 8.33" | 0.20" | 5.70" | 26.7 F | N/A |
| 10/27 | 21 F | 55 F | 38 F | 0.61" | 8.34" | 0.20" | 5.70" | 27.1 F | N/A |
| 10/28 | 21 F | 54 F | 38 F | 0.63" | 8.36" | 0.20" | 5.70" | 27.5 F | N/A |
| 10/29 | 21 F | 54 F | 37 F | 0.65" | 8.38" | 0.20" | 5.70" | 27.9 F | N/A |
| 10/30 | 20 F | 53 F | 37 F | 0.66" | 8.39" | 0.30" | 5.80" | 28.3 F | N/A |
| 10/31 | 20 F | 53 F | 36 F | 0.68" | 8.41" | 0.30" | 5.80" | 28.7 F | N/A |
© 2025 WeatherForYou.com | Weather data provided by Xweather (Aeris)
