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What is Rathbun Lake, IA, Weather Like in October?
During the month of October, Rathbun Lake, IA,
has an average daytime high temperature of 65°F and an average overnight low temperature dropping to 43°F.
Around 2.93 inches of precipitation is received during the month,
with about 35.07 inches falling in a typical year.
Snow is not common in Rathbun Lake, IA.
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_IA096
Rathbun Lake, IA Daily Weather Averages for October
Recorded at Rathbun Dam
(usc00136910),
6.8 miles
ESE of
Rathbun Lake, IA
| Day | Avg Temps (°F) | Precip (in) | Snow (in) | Degree Days (°F) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Low | High | Mean | Month | Year | Month | Year | Heat | Cool | |
| 10/1 | 48 F | 71 F | 60 F | 0.11" | 32.25" | N/A | N/A | 6.8 F | 1.3 F |
| 10/2 | 47 F | 71 F | 59 F | 0.23" | 32.37" | N/A | N/A | 7.1 F | 1.2 F |
| 10/3 | 47 F | 71 F | 59 F | 0.34" | 32.48" | N/A | N/A | 7.4 F | 1.1 F |
| 10/4 | 47 F | 70 F | 58 F | 0.46" | 32.60" | N/A | N/A | 7.7 F | 1 F |
| 10/5 | 46 F | 70 F | 58 F | 0.57" | 32.71" | N/A | N/A | 8 F | 1 F |
| 10/6 | 46 F | 69 F | 58 F | 0.68" | 32.82" | N/A | N/A | 8.4 F | 0.9 F |
| 10/7 | 46 F | 69 F | 57 F | 0.78" | 32.92" | N/A | N/A | 8.7 F | 0.9 F |
| 10/8 | 45 F | 68 F | 57 F | 0.88" | 33.02" | N/A | N/A | 9.1 F | 0.8 F |
| 10/9 | 45 F | 68 F | 56 F | 0.98" | 33.12" | N/A | N/A | 9.4 F | 0.8 F |
| 10/10 | 44 F | 68 F | 56 F | 1.08" | 33.22" | N/A | N/A | 9.8 F | 0.7 F |
| 10/11 | 44 F | 67 F | 56 F | 1.18" | 33.32" | N/A | N/A | 10.1 F | 0.7 F |
| 10/12 | 44 F | 67 F | 55 F | 1.27" | 33.41" | N/A | N/A | 10.5 F | 0.6 F |
| 10/13 | 43 F | 66 F | 55 F | 1.36" | 33.50" | N/A | N/A | 10.8 F | 0.5 F |
| 10/14 | 43 F | 66 F | 54 F | 1.46" | 33.60" | N/A | N/A | 11.2 F | 0.4 F |
| 10/15 | 43 F | 65 F | 54 F | 1.55" | 33.69" | N/A | N/A | 11.5 F | 0.4 F |
| 10/16 | 42 F | 65 F | 53 F | 1.65" | 33.79" | N/A | N/A | 11.9 F | 0.3 F |
| 10/17 | 42 F | 64 F | 53 F | 1.75" | 33.89" | N/A | N/A | 12.3 F | 0.3 F |
| 10/18 | 41 F | 64 F | 53 F | 1.84" | 33.98" | N/A | N/A | 12.8 F | 0.3 F |
| 10/19 | 41 F | 63 F | 52 F | 1.94" | 34.08" | N/A | N/A | 13.2 F | 0.3 F |
| 10/20 | 41 F | 63 F | 52 F | 2.03" | 34.17" | N/A | N/A | 13.6 F | 0.3 F |
| 10/21 | 40 F | 62 F | 51 F | 2.12" | 34.26" | N/A | N/A | 14 F | 0.2 F |
| 10/22 | 40 F | 62 F | 51 F | 2.20" | 34.34" | N/A | N/A | 14.4 F | 0.2 F |
| 10/23 | 39 F | 61 F | 50 F | 2.29" | 34.43" | N/A | N/A | 14.9 F | 0.2 F |
| 10/24 | 39 F | 61 F | 50 F | 2.37" | 34.51" | N/A | N/A | 15.3 F | 0.2 F |
| 10/25 | 38 F | 60 F | 49 F | 2.45" | 34.59" | N/A | N/A | 15.7 F | 0.1 F |
| 10/26 | 38 F | 60 F | 49 F | 2.53" | 34.67" | N/A | N/A | 16.2 F | 0.1 F |
| 10/27 | 38 F | 59 F | 49 F | 2.62" | 34.76" | N/A | N/A | 16.6 F | 0.1 F |
| 10/28 | 37 F | 59 F | 48 F | 2.70" | 34.84" | N/A | N/A | 17.1 F | 0.1 F |
| 10/29 | 37 F | 58 F | 48 F | 2.77" | 34.91" | N/A | N/A | 17.5 F | 0.1 F |
| 10/30 | 36 F | 58 F | 47 F | 2.85" | 34.99" | N/A | N/A | 18 F | 0.1 F |
| 10/31 | 36 F | 57 F | 47 F | 2.93" | 35.07" | N/A | N/A | 18.4 F | 0.1 F |
Weather data provided by Xweather
