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What is Ontario, NY, Weather Like in October?
During the month of October, Ontario, NY,
has an average daytime high temperature of 62°F and an average overnight low temperature dropping to 43°F.
Around 3.96 inches of precipitation is received during the month,
with about 32.76 inches falling in a typical year.
0.10 inches of snow is the mean amount received during October.
Annually, Ontario receives around 60.20 inches of snow.
October 2025: Actual vs. Average Temperatures
Showing temperatures through today (October 24, 2025)
Actual High
Average High
Actual Low
Average Low
Month Summary
Average High: 65.6 F
(+2.7 vs avg)
Average Low: 47.7 F
(+4.0 vs avg)
Nighttime temperatures were significantly above average.
Actual data from: MID_G5899
Ontario, NY Daily Weather Averages for October
Recorded at Webster 2 Ne
(usc00309049),
5.5 miles
WNW of
Ontario, NY
| Day | Avg Temps (°F) | Precip (in) | Snow (in) | Degree Days (°F) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Low | High | Mean | Month | Year | Month | Year | Heat | Cool | |
| 10/1 | 48 F | 68 F | 58 F | 0.11" | 28.91" | 0.00" | 60.10" | 7.8 F | 0.4 F |
| 10/2 | 47 F | 67 F | 57 F | 0.22" | 29.02" | 0.00" | 60.10" | 8.1 F | 0.4 F |
| 10/3 | 47 F | 67 F | 57 F | 0.33" | 29.13" | 0.00" | 60.10" | 8.5 F | 0.3 F |
| 10/4 | 47 F | 66 F | 56 F | 0.44" | 29.24" | 0.00" | 60.10" | 8.8 F | 0.3 F |
| 10/5 | 46 F | 66 F | 56 F | 0.55" | 29.35" | 0.00" | 60.10" | 9.2 F | 0.2 F |
| 10/6 | 46 F | 65 F | 56 F | 0.66" | 29.46" | 0.00" | 60.10" | 9.6 F | 0.2 F |
| 10/7 | 46 F | 65 F | 55 F | 0.78" | 29.58" | 0.00" | 60.10" | 10 F | 0.2 F |
| 10/8 | 45 F | 65 F | 55 F | 0.91" | 29.71" | 0.00" | 60.10" | 10.3 F | 0.2 F |
| 10/9 | 45 F | 64 F | 54 F | 1.03" | 29.83" | 0.00" | 60.10" | 10.7 F | 0.1 F |
| 10/10 | 44 F | 64 F | 54 F | 1.16" | 29.96" | 0.00" | 60.10" | 11.1 F | 0.1 F |
| 10/11 | 44 F | 63 F | 54 F | 1.29" | 30.09" | 0.00" | 60.10" | 11.5 F | 0.1 F |
| 10/12 | 44 F | 63 F | 53 F | 1.42" | 30.22" | 0.00" | 60.10" | 11.9 F | 0.1 F |
| 10/13 | 43 F | 62 F | 53 F | 1.55" | 30.35" | 0.00" | 60.10" | 12.3 F | 0.1 F |
| 10/14 | 43 F | 62 F | 52 F | 1.68" | 30.48" | 0.00" | 60.10" | 12.7 F | 0.1 F |
| 10/15 | 43 F | 62 F | 52 F | 1.82" | 30.62" | 0.00" | 60.10" | 13.1 F | 0.1 F |
| 10/16 | 42 F | 61 F | 52 F | 1.96" | 30.76" | 0.00" | 60.10" | 13.5 F | 0.1 F |
| 10/17 | 42 F | 61 F | 51 F | 2.09" | 30.89" | 0.00" | 60.10" | 13.8 F | 0.1 F |
| 10/18 | 42 F | 60 F | 51 F | 2.23" | 31.03" | 0.00" | 60.10" | 14.2 F | 0.1 F |
| 10/19 | 41 F | 60 F | 51 F | 2.37" | 31.17" | 0.00" | 60.10" | 14.6 F | 0.1 F |
| 10/20 | 41 F | 60 F | 50 F | 2.52" | 31.32" | 0.00" | 60.10" | 14.9 F | 0.1 F |
| 10/21 | 40 F | 59 F | 50 F | 2.66" | 31.46" | 0.00" | 60.10" | 15.3 F | 0.1 F |
| 10/22 | 40 F | 59 F | 49 F | 2.79" | 31.59" | 0.00" | 60.10" | 15.7 F | 0.1 F |
| 10/23 | 40 F | 58 F | 49 F | 2.93" | 31.73" | 0.00" | 60.10" | 16.1 F | 0.1 F |
| 10/24 | 39 F | 58 F | 49 F | 3.06" | 31.86" | 0.00" | 60.10" | 16.4 F | 0.1 F |
| 10/25 | 39 F | 58 F | 48 F | 3.19" | 31.99" | 0.00" | 60.10" | 16.8 F | 0.1 F |
| 10/26 | 39 F | 57 F | 48 F | 3.32" | 32.12" | 0.00" | 60.10" | 17.1 F | N/A |
| 10/27 | 38 F | 57 F | 48 F | 3.45" | 32.25" | 0.00" | 60.10" | 17.5 F | N/A |
| 10/28 | 38 F | 56 F | 47 F | 3.58" | 32.38" | 0.00" | 60.10" | 17.8 F | N/A |
| 10/29 | 38 F | 56 F | 47 F | 3.71" | 32.51" | 0.10" | 60.20" | 18.2 F | N/A |
| 10/30 | 38 F | 56 F | 47 F | 3.83" | 32.63" | 0.10" | 60.20" | 18.5 F | N/A |
| 10/31 | 37 F | 55 F | 46 F | 3.96" | 32.76" | 0.10" | 60.20" | 18.9 F | N/A |
