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What is Union, PA, Weather Like in October?

During the month of October, Union, PA, has an average daytime high temperature of 65°F and an average overnight low temperature dropping to 43°F. Snow is not common in Union, PA.

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_GDHP1

Union, PA Daily Weather Averages for October

Recorded at Laurelton Ctr (usc00364853), 9 miles WSW of Union, PA
Day Avg Temps (°F) Precip (in) Snow (in) Degree Days (°F)
Low High Mean Month Year Month Year Heat Cool
10/1 48 F 70 F 59 F N/A N/A N/A N/A 6.8 F 0.8 F
10/2 48 F 70 F 59 F N/A N/A N/A N/A 7.2 F 0.7 F
10/3 47 F 69 F 58 F N/A N/A N/A N/A 7.5 F 0.7 F
10/4 47 F 69 F 58 F N/A N/A N/A N/A 7.8 F 0.6 F
10/5 46 F 68 F 57 F N/A N/A N/A N/A 8.2 F 0.6 F
10/6 46 F 68 F 57 F N/A N/A N/A N/A 8.5 F 0.5 F
10/7 46 F 68 F 57 F N/A N/A N/A N/A 8.9 F 0.5 F
10/8 45 F 67 F 56 F N/A N/A N/A N/A 9.2 F 0.5 F
10/9 45 F 67 F 56 F N/A N/A N/A N/A 9.5 F 0.5 F
10/10 44 F 67 F 56 F N/A N/A N/A N/A 9.9 F 0.4 F
10/11 44 F 66 F 55 F N/A N/A N/A N/A 10.2 F 0.4 F
10/12 44 F 66 F 55 F N/A N/A N/A N/A 10.5 F 0.3 F
10/13 43 F 66 F 55 F N/A N/A N/A N/A 10.8 F 0.2 F
10/14 43 F 65 F 54 F N/A N/A N/A N/A 11.1 F 0.2 F
10/15 43 F 65 F 54 F N/A N/A N/A N/A 11.4 F 0.1 F
10/16 42 F 65 F 53 F N/A N/A N/A N/A 11.7 F 0.1 F
10/17 42 F 64 F 53 F N/A N/A N/A N/A 12 F 0.1 F
10/18 41 F 64 F 53 F N/A N/A N/A N/A 12.3 F N/A
10/19 41 F 64 F 52 F N/A N/A N/A N/A 12.7 F N/A
10/20 41 F 63 F 52 F N/A N/A N/A N/A 13 F N/A
10/21 40 F 63 F 52 F N/A N/A N/A N/A 13.4 F N/A
10/22 40 F 63 F 51 F N/A N/A N/A N/A 13.7 F N/A
10/23 40 F 62 F 51 F N/A N/A N/A N/A 14.1 F N/A
10/24 39 F 62 F 51 F N/A N/A N/A N/A 14.4 F N/A
10/25 39 F 62 F 50 F N/A N/A N/A N/A 14.8 F N/A
10/26 39 F 61 F 50 F N/A N/A N/A N/A 15.1 F N/A
10/27 38 F 61 F 50 F N/A N/A N/A N/A 15.5 F N/A
10/28 38 F 60 F 49 F N/A N/A N/A N/A 15.8 F N/A
10/29 38 F 60 F 49 F N/A N/A N/A N/A 16.2 F N/A
10/30 37 F 60 F 49 F N/A N/A N/A N/A 16.5 F N/A
10/31 37 F 59 F 48 F N/A N/A N/A N/A 16.9 F N/A

Weather data provided by Xweather