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What is Ontonagon, MI, Weather Like in October?
During the month of October, Ontonagon, MI,
has an average daytime high temperature of 57°F and an average overnight low temperature dropping to 38°F.
Around 3.58 inches of precipitation is received during the month,
with about 27.33 inches falling in a typical year.
2.50 inches of snow is the mean amount received during October.
Annually, Ontonagon receives around 108.20 inches of snow.
October 2025: Actual vs. Average Temperatures
Showing temperatures through today (October 23, 2025)
Actual High
Average High
Actual Low
Average Low
Month Summary
Average High: 64.8 F
(+6.3 vs avg)
Average Low: 48.3 F
(+9.0 vs avg)
This month was significantly warmer than average.
Actual data from: MID_MC066
Ontonagon, MI Daily Weather Averages for October
Recorded at Ontonagon 6 Se
(usc00206220),
5.6 miles
ESE of
Ontonagon, MI
| Day | Avg Temps (°F) | Precip (in) | Snow (in) | Degree Days (°F) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Low | High | Mean | Month | Year | Month | Year | Heat | Cool | |
| 10/1 | 43 F | 64 F | 53 F | 0.12" | 23.87" | 0.00" | 105.70" | 12.1 F | 0.4 F |
| 10/2 | 43 F | 63 F | 53 F | 0.25" | 24.00" | 0.10" | 105.80" | 12.5 F | 0.3 F |
| 10/3 | 42 F | 63 F | 52 F | 0.38" | 24.13" | 0.10" | 105.80" | 12.9 F | 0.3 F |
| 10/4 | 42 F | 62 F | 52 F | 0.50" | 24.25" | 0.10" | 105.80" | 13.3 F | 0.3 F |
| 10/5 | 42 F | 62 F | 52 F | 0.62" | 24.37" | 0.20" | 105.90" | 13.7 F | 0.3 F |
| 10/6 | 41 F | 61 F | 51 F | 0.75" | 24.50" | 0.20" | 105.90" | 14.1 F | 0.3 F |
| 10/7 | 41 F | 61 F | 51 F | 0.87" | 24.62" | 0.30" | 106.00" | 14.5 F | 0.3 F |
| 10/8 | 40 F | 60 F | 50 F | 0.99" | 24.74" | 0.30" | 106.00" | 14.9 F | 0.2 F |
| 10/9 | 40 F | 60 F | 50 F | 1.12" | 24.87" | 0.30" | 106.00" | 15.3 F | 0.2 F |
| 10/10 | 40 F | 59 F | 49 F | 1.25" | 25.00" | 0.40" | 106.10" | 15.7 F | 0.2 F |
| 10/11 | 39 F | 59 F | 49 F | 1.39" | 25.14" | 0.40" | 106.10" | 16.1 F | 0.2 F |
| 10/12 | 39 F | 58 F | 49 F | 1.52" | 25.27" | 0.50" | 106.20" | 16.5 F | 0.1 F |
| 10/13 | 39 F | 58 F | 48 F | 1.65" | 25.40" | 0.50" | 106.20" | 16.9 F | 0.1 F |
| 10/14 | 38 F | 57 F | 48 F | 1.77" | 25.52" | 0.60" | 106.30" | 17.3 F | 0.1 F |
| 10/15 | 38 F | 57 F | 47 F | 1.89" | 25.64" | 0.60" | 106.30" | 17.7 F | 0.1 F |
| 10/16 | 38 F | 56 F | 47 F | 2.01" | 25.76" | 0.70" | 106.40" | 18.1 F | 0.1 F |
| 10/17 | 37 F | 56 F | 47 F | 2.13" | 25.88" | 0.70" | 106.40" | 18.5 F | 0.1 F |
| 10/18 | 37 F | 55 F | 46 F | 2.26" | 26.01" | 0.80" | 106.50" | 18.9 F | 0.1 F |
| 10/19 | 37 F | 55 F | 46 F | 2.38" | 26.13" | 0.90" | 106.60" | 19.3 F | N/A |
| 10/20 | 36 F | 54 F | 45 F | 2.49" | 26.24" | 1.00" | 106.70" | 19.7 F | N/A |
| 10/21 | 36 F | 54 F | 45 F | 2.60" | 26.35" | 1.10" | 106.80" | 20.1 F | N/A |
| 10/22 | 36 F | 54 F | 45 F | 2.70" | 26.45" | 1.20" | 106.90" | 20.5 F | N/A |
| 10/23 | 35 F | 53 F | 44 F | 2.80" | 26.55" | 1.30" | 107.00" | 20.9 F | N/A |
| 10/24 | 35 F | 53 F | 44 F | 2.90" | 26.65" | 1.40" | 107.10" | 21.3 F | N/A |
| 10/25 | 35 F | 52 F | 43 F | 3.00" | 26.75" | 1.60" | 107.30" | 21.7 F | N/A |
| 10/26 | 34 F | 52 F | 43 F | 3.09" | 26.84" | 1.70" | 107.40" | 22.1 F | N/A |
| 10/27 | 34 F | 51 F | 43 F | 3.19" | 26.94" | 1.90" | 107.60" | 22.5 F | N/A |
| 10/28 | 34 F | 51 F | 42 F | 3.29" | 27.04" | 2.00" | 107.70" | 23 F | N/A |
| 10/29 | 33 F | 50 F | 42 F | 3.39" | 27.14" | 2.20" | 107.90" | 23.4 F | N/A |
| 10/30 | 33 F | 50 F | 41 F | 3.48" | 27.23" | 2.30" | 108.00" | 23.8 F | N/A |
| 10/31 | 33 F | 49 F | 41 F | 3.58" | 27.33" | 2.50" | 108.20" | 24.2 F | N/A |
