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What is Lemay, MO, Weather Like in October?
During the month of October, Lemay, MO,
has an average daytime high temperature of 70°F and an average overnight low temperature dropping to 46°F.
Around 3.04 inches of precipitation is received during the month,
with about 36.71 inches falling in a typical year.
As you might expect, snow is not common in the month of October.
Annually, Lemay receives around 10.10 inches of snow.
October 2025: Actual vs. Average Temperatures
Showing temperatures through today (October 22, 2025)
Actual High
Average High
Actual Low
Average Low
Month Summary
Average High: 79.8 F
(+8.3 vs avg)
Average Low: 53.1 F
(+5.2 vs avg)
This month was significantly warmer than average.
Actual data from: KCPS
Lemay, MO Daily Weather Averages for October
Recorded at Cahokia
(usc00111160),
5.1 miles
ENE of
Lemay, MO
| Day | Avg Temps (°F) | Precip (in) | Snow (in) | Degree Days (°F) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Low | High | Mean | Month | Year | Month | Year | Heat | Cool | |
| 10/1 | 52 F | 75 F | 64 F | 0.09" | 33.76" | 0.00" | 10.10" | 3.9 F | 2.5 F |
| 10/2 | 52 F | 75 F | 63 F | 0.17" | 33.84" | 0.00" | 10.10" | 4.1 F | 2.3 F |
| 10/3 | 51 F | 74 F | 63 F | 0.27" | 33.94" | 0.00" | 10.10" | 4.4 F | 2.1 F |
| 10/4 | 51 F | 74 F | 62 F | 0.36" | 34.03" | 0.00" | 10.10" | 4.6 F | 2 F |
| 10/5 | 50 F | 74 F | 62 F | 0.45" | 34.12" | 0.00" | 10.10" | 4.9 F | 1.9 F |
| 10/6 | 50 F | 73 F | 62 F | 0.54" | 34.21" | 0.00" | 10.10" | 5.2 F | 1.8 F |
| 10/7 | 49 F | 73 F | 61 F | 0.63" | 34.30" | 0.00" | 10.10" | 5.5 F | 1.8 F |
| 10/8 | 49 F | 73 F | 61 F | 0.71" | 34.38" | 0.00" | 10.10" | 5.8 F | 1.7 F |
| 10/9 | 49 F | 72 F | 60 F | 0.79" | 34.46" | 0.00" | 10.10" | 6.1 F | 1.6 F |
| 10/10 | 48 F | 72 F | 60 F | 0.88" | 34.55" | 0.00" | 10.10" | 6.4 F | 1.5 F |
| 10/11 | 48 F | 72 F | 60 F | 0.96" | 34.63" | 0.00" | 10.10" | 6.7 F | 1.4 F |
| 10/12 | 47 F | 71 F | 59 F | 1.04" | 34.71" | 0.00" | 10.10" | 7 F | 1.3 F |
| 10/13 | 47 F | 71 F | 59 F | 1.13" | 34.80" | 0.00" | 10.10" | 7.2 F | 1.1 F |
| 10/14 | 47 F | 70 F | 59 F | 1.22" | 34.89" | 0.00" | 10.10" | 7.5 F | 1 F |
| 10/15 | 46 F | 70 F | 58 F | 1.30" | 34.97" | 0.00" | 10.10" | 7.7 F | 0.9 F |
| 10/16 | 46 F | 70 F | 58 F | 1.40" | 35.07" | 0.00" | 10.10" | 8 F | 0.8 F |
| 10/17 | 46 F | 69 F | 57 F | 1.50" | 35.17" | 0.00" | 10.10" | 8.3 F | 0.7 F |
| 10/18 | 45 F | 69 F | 57 F | 1.60" | 35.27" | 0.00" | 10.10" | 8.7 F | 0.7 F |
| 10/19 | 45 F | 69 F | 57 F | 1.71" | 35.38" | 0.00" | 10.10" | 9 F | 0.6 F |
| 10/20 | 44 F | 68 F | 56 F | 1.81" | 35.48" | 0.00" | 10.10" | 9.4 F | 0.6 F |
| 10/21 | 44 F | 68 F | 56 F | 1.92" | 35.59" | 0.00" | 10.10" | 9.7 F | 0.5 F |
| 10/22 | 44 F | 67 F | 56 F | 2.03" | 35.70" | 0.00" | 10.10" | 10 F | 0.5 F |
| 10/23 | 43 F | 67 F | 55 F | 2.14" | 35.81" | 0.00" | 10.10" | 10.4 F | 0.4 F |
| 10/24 | 43 F | 66 F | 55 F | 2.24" | 35.91" | 0.00" | 10.10" | 10.7 F | 0.4 F |
| 10/25 | 43 F | 66 F | 54 F | 2.35" | 36.02" | 0.00" | 10.10" | 11.1 F | 0.4 F |
| 10/26 | 42 F | 66 F | 54 F | 2.46" | 36.13" | 0.00" | 10.10" | 11.5 F | 0.3 F |
| 10/27 | 42 F | 65 F | 54 F | 2.57" | 36.24" | 0.00" | 10.10" | 11.8 F | 0.3 F |
| 10/28 | 42 F | 65 F | 53 F | 2.68" | 36.35" | 0.00" | 10.10" | 12.2 F | 0.3 F |
| 10/29 | 41 F | 64 F | 53 F | 2.80" | 36.47" | 0.00" | 10.10" | 12.6 F | 0.3 F |
| 10/30 | 41 F | 64 F | 52 F | 2.92" | 36.59" | 0.00" | 10.10" | 13 F | 0.3 F |
| 10/31 | 41 F | 63 F | 52 F | 3.04" | 36.71" | 0.00" | 10.10" | 13.4 F | 0.3 F |
