San Angelo, TX Climate

Summary Graph

The summary climate graph for San Angelo, TX shows a selection of temperature, rainfall and snow minimum, mean and maximum measures over the course of a year. Click on each of the measures in the key to toggle them on and off.

Graph of average and extreme temperature ranges by day for San Angelo, TX.


The warmest month in San Angelo Regional Mathis Field, San Angelo, Texas is July with an average high temperature of 93.8°F. The hottest day on record was June 29 1994 when the temperature hit 109.9°F. During January the overnight temperature drops to an average of 33.5°F with the lowest temperature of -5.1°F being recorded on December 25 1983.

Warmest Days

Warmest Months

Coldest Days

Coldest Months

The warmest days on record are:

29 Jun 1994109.9°F
29 May 2011109.9°F
21 Aug 1986109°F
3 Jul 1989109°F
25 May 2000109°F

The warmest months on average were:

August 2011104.3°F
June 2011103.7°F
July 2011103.4°F
August 2010102.3°F
August 2012101.1°F

The coldest days on record are:

25 Dec 1983-5.1°F
23 Dec 1989-4°F
2 Feb 1985-0.9°F
2 Feb 19511.9°F
11 Jan 19825°F

The coldest months on average were:

December 198321.1°F
January 197924.1°F
December 198924.2°F
January 198525.4°F
January 197826.3°F


The wettest month in San Angelo, TX is May with an average of 1.9 inches of rain falling on 7 to 8 days. The driest month by average rainfall in San Angelo, TX is December with an average of 0.6 inches of rain falling on 5 to 6 days. Although in July it typically rains on less days with 0.9 inches falling in 4 to 5 days

Wettest Days

The wettest days on record are:

23 January 19734 inches
9 January 19841.9 inches
19 January 19901.6 inches
29 January 20101.5 inches
10 January 20121.1 inches

Wettest Months

The wettest months on record are:

February 197319.6 inches
January 197315.3 inches
October 198114.4 inches
May 198712.5 inches
September 198011.8 inches

Driest Months

The driest months on record are:

July 19510 inches
July 19570 inches
July 19690 inches
July 19640 inches
July 19660 inches