Harlingen, TX Climate in October

Temperature for October

In Harlingen, TX during October the average high temperature is 86.1°F. The hottest day on record was October 18, 2012 when the temperature hit 100.9°F.

Harlingen, TX daily average and extreme temperature range for October

Low Temperature

During October the overnight temperature drops to an average of 66.6°F, with the lowest temperature of 30.9°F being recorded on October 31, 1993. Overnight temperatures drop below freezing 1 times in October.

Precipitation for October

In October the average monthly rainfall in Harlingen, TX is 0.74 inches with rain usually falling on between 5 and 6 days. 1943 was the driest October with only 0.00 inches of rain falling, and 1997 was the wettest October with 10.28 inches of rain. The wettest single day in October was 14 October 1997 when 3.49 inches of rain fell.

Tornados are reported on 0 and 1 days in October. There are thunderstorms on between 1 and 2 days in October.