Harlingen October Weather

Averages and records for weather in Harlingen, Texas in the month of October.
Typical Harlingen October Weather
1991–2020
Average daily high 87.2 °F
Average daily low 65.7 °F
Average monthly precipitation 3.1 inches
Daily chance of precipitation 26.6%
Harlingen October Weather Records
1911–2024
Highest temperature 101 °F October 18, 2012
Lowest temperature 33 °F October 31, 1993
Highest daily low 82 °F October 5, 1941
Lowest daily high 52 °F October 31, 1993
Hottest average high temperature 94.4 °F 1931
Coldest average high temperature 76.6 °F 1976
Most daily precipitation 6.1 inches October 1, 2021
Most monthly precipitation 10.7 inches 1958
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
October 1 89.8 69.7 98 50
October 2 89.6 69.3 98 55
October 3 89.5 69.0 97 57
October 4 89.3 68.8 99 49
October 5 89.1 68.5 100 53
October 6 88.9 68.2 100 48
October 7 88.8 68.0 98 54
October 8 88.6 67.7 98 45
October 9 88.4 67.5 98 44
October 10 88.2 67.2 99 43
October 11 88.1 66.9 98 45
October 12 87.9 66.7 98 50
October 13 87.7 66.4 98 49
October 14 87.4 66.1 98 49
October 15 87.2 65.9 97 50
October 16 87.0 65.7 97 49
October 17 86.8 65.4 97 49
October 18 86.6 65.2 101 49
October 19 86.4 64.8 96 46
October 20 86.1 64.4 98 43
October 21 85.8 64.1 97 44
October 22 85.7 63.9 96 44
October 23 85.5 63.7 96 46
October 24 85.2 63.4 97 46
October 25 84.9 63.1 96 46
October 26 84.7 62.9 95 42
October 27 84.4 62.6 94 40
October 28 84.1 62.4 96 45
October 29 83.8 62.1 99 39
October 30 83.4 61.9 95 42
October 31 83.1 61.7 97 33
Weather Station Details
Years Station Coordinates
1999–2024 Harlingen Rio Grande Airport location
1911–1998 Harlingen location