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What is San Isidro, TX, Weather Like in October?

During the month of October, San Isidro, TX, has an average daytime high temperature of 87°F and an average overnight low temperature dropping to 64°F. Around 2.69 inches of precipitation is received during the month, with about 17.49 inches falling in a typical year. Snow is not common in San Isidro, TX.

October 2025: Actual vs. Average Temperatures

Showing temperatures through today (October 21, 2025)
Actual High Average High Actual Low Average Low

Month Summary
Average High: 94.7 F (+6.8 vs avg)
Average Low: 66.4 F (+1.2 vs avg)

Daytime temperatures were significantly above average.

Actual data from: MID_LSRT2

San Isidro, TX Daily Weather Averages for October

Recorded at Mccook (usc00415721), 22.9 miles ESE of San Isidro, TX
Day Avg Temps (°F) Precip (in) Snow (in) Degree Days (°F)
Low High Mean Month Year Month Year Heat Cool
10/1 67 F 89 F 78 F 0.14" 14.94" N/A N/A N/A 13.4 F
10/2 67 F 89 F 78 F 0.27" 15.07" N/A N/A N/A 13.2 F
10/3 67 F 89 F 78 F 0.40" 15.20" N/A N/A N/A 13 F
10/4 67 F 89 F 78 F 0.51" 15.31" N/A N/A N/A 12.9 F
10/5 66 F 89 F 78 F 0.62" 15.42" N/A N/A N/A 12.7 F
10/6 66 F 89 F 77 F 0.73" 15.53" N/A N/A 0.1 F 12.5 F
10/7 66 F 89 F 77 F 0.83" 15.63" N/A N/A 0.1 F 12.3 F
10/8 66 F 88 F 77 F 0.92" 15.72" N/A N/A 0.1 F 12.1 F
10/9 66 F 88 F 77 F 1.01" 15.81" N/A N/A 0.1 F 11.9 F
10/10 65 F 88 F 77 F 1.09" 15.89" N/A N/A 0.1 F 11.8 F
10/11 65 F 88 F 76 F 1.17" 15.97" N/A N/A 0.1 F 11.6 F
10/12 65 F 88 F 76 F 1.25" 16.05" N/A N/A 0.2 F 11.4 F
10/13 65 F 88 F 76 F 1.33" 16.13" N/A N/A 0.2 F 11.2 F
10/14 64 F 87 F 76 F 1.41" 16.21" N/A N/A 0.2 F 11 F
10/15 64 F 87 F 76 F 1.48" 16.28" N/A N/A 0.2 F 10.8 F
10/16 64 F 87 F 75 F 1.57" 16.37" N/A N/A 0.2 F 10.5 F
10/17 64 F 87 F 75 F 1.65" 16.45" N/A N/A 0.3 F 10.3 F
10/18 63 F 86 F 75 F 1.73" 16.53" N/A N/A 0.3 F 10.1 F
10/19 63 F 86 F 75 F 1.81" 16.61" N/A N/A 0.3 F 9.8 F
10/20 63 F 86 F 74 F 1.90" 16.70" N/A N/A 0.3 F 9.6 F
10/21 63 F 86 F 74 F 1.98" 16.78" N/A N/A 0.4 F 9.4 F
10/22 62 F 85 F 74 F 2.07" 16.87" N/A N/A 0.5 F 9.2 F
10/23 62 F 85 F 73 F 2.15" 16.95" N/A N/A 0.6 F 9 F
10/24 62 F 85 F 73 F 2.24" 17.04" N/A N/A 0.6 F 8.7 F
10/25 61 F 84 F 73 F 2.32" 17.12" N/A N/A 0.7 F 8.5 F
10/26 61 F 84 F 73 F 2.41" 17.21" N/A N/A 0.8 F 8.3 F
10/27 61 F 84 F 72 F 2.46" 17.26" N/A N/A 0.9 F 8.1 F
10/28 61 F 83 F 72 F 2.52" 17.32" N/A N/A 1 F 7.9 F
10/29 60 F 83 F 72 F 2.57" 17.37" N/A N/A 1.2 F 7.8 F
10/30 60 F 82 F 71 F 2.63" 17.43" N/A N/A 1.3 F 7.6 F
10/31 60 F 82 F 71 F 2.69" 17.49" N/A N/A 1.5 F 7.4 F