Climateby Month

San Angelo, TX climate by month

NOAA 1991-2020 normals · 1,843 ft elevation

San Angelo has hot summers and cool winters. Highs peak at 97°F in July and fall to 61°F in January. Wet days are spread through the year, from about 4 to 7 a month. Normal snowfall is about 1.8 in a year. By our comfort score the best months are March and November.

Warmest month
97°F
July normal high
Coldest month
34°F
January normal low
Wet days a year
60
20.9 in of precipitation
Snow a year
1.8 in
normal snowfall

How warm is San Angelo?

Normal highs range from 61°F in January to 97°F in July.

20°40°60°80°100° January: normal high 61°F (16°C), low 34°F (1°C) 61° 34° February: normal high 65°F (18°C), low 38°F (3°C) March: normal high 73°F (23°C), low 46°F (8°C) April: normal high 82°F (28°C), low 53°F (12°C) May: normal high 89°F (32°C), low 62°F (17°C) June: normal high 94°F (34°C), low 70°F (21°C) July: normal high 97°F (36°C), low 72°F (22°C) 97° 72° August: normal high 97°F (36°C), low 72°F (22°C) September: normal high 89°F (32°C), low 65°F (18°C) October: normal high 81°F (27°C), low 54°F (12°C) November: normal high 69°F (21°C), low 43°F (6°C) December: normal high 62°F (17°C), low 35°F (2°C) JFMAMJJASOND

Bars run from the normal low to the normal high for each month.

How rainy is San Angelo?

May has the most wet days (about 7); the year brings about 21 in of precipitation.

January: 4 wet days February: 5 wet days March: 5 wet days April: 4 wet days May: 7 wet days 7 June: 6 wet days July: 4 wet days August: 6 wet days September: 5 wet days October: 6 wet days November: 4 wet days 4 December: 4 wet days JFMAMJJASOND

Wet day: at least 0.01 in of rain or melted snow, counted from daily records 1991-2020.

How much does it snow?

Normal snowfall is 1.8 in a year, most of it in January.

January: 0.8 in of snow 0.8 February: 0.1 in of snow March: 0.0 in of snow 0.0 April: 0.2 in of snow May: 0.0 in of snow June: 0.0 in of snow July: 0.0 in of snow August: 0.0 in of snow September: 0.0 in of snow October: 0.0 in of snow November: 0.5 in of snow December: 0.2 in of snow JFMAMJJASOND

How humid is San Angelo?

Muggy days peak in June, at about 11 days.

January: 0 muggy days 0 February: 0 muggy days March: 0 muggy days April: 0 muggy days May: 3 muggy days June: 11 muggy days 11 July: 9 muggy days August: 10 muggy days September: 7 muggy days October: 2 muggy days November: 0 muggy days December: 0 muggy days JFMAMJJASOND

Muggy day: daily mean dew point of 65°F or higher, from hourly observations 1991-2020 at San Angelo Regional/Maths Field Airport, 8.4 mi SSW of the city center.

How much daylight?

Daylight ranges from about 10.1 hours in December to 14.2 hours in June.

January: 10.4 hours of daylight February: 11.1 hours of daylight March: 12.0 hours of daylight April: 13.0 hours of daylight May: 13.8 hours of daylight June: 14.2 hours of daylight 14.2 July: 14.0 hours of daylight August: 13.3 hours of daylight September: 12.3 hours of daylight October: 11.4 hours of daylight November: 10.6 hours of daylight December: 10.1 hours of daylight 10.1 JFMAMJJASOND
See all numbers
Monthly climate normals and day counts for San Angelo, 1991-2020
MonthHighLowPrecip.Wet daysSnowMuggy daysDaylight
January 61°F34°F 0.9 in4 0.8 in 0 10.4 h
February 65°F38°F 1.2 in5 0.1 in 0 11.1 h
March 73°F46°F 1.5 in5 0.0 in 0 12.0 h
April 82°F53°F 1.5 in4 0.2 in 0 13.0 h
May 89°F62°F 3.0 in7 0.0 in 3 13.8 h
June 94°F70°F 2.3 in6 0.0 in 11 14.2 h
July 97°F72°F 1.1 in4 0.0 in 9 14.0 h
August 97°F72°F 2.4 in6 0.0 in 10 13.3 h
September 89°F65°F 2.5 in5 0.0 in 7 12.3 h
October 81°F54°F 2.4 in6 0.0 in 2 11.4 h
November 69°F43°F 1.2 in4 0.5 in 0 10.6 h
December 62°F35°F 0.9 in4 0.2 in 0 10.1 h

High and low: NOAA 1991-2020 normal daily high and low. Wet days: at least 0.01 in of rain or melted snow. Muggy days: daily mean dew point 65°F or higher.

Best months to visit San Angelo

By our comfort score, the best months are March and November.

Comfort score by month (0-100) and its parts, in days per month
MonthScoreComfortableNotable rainHot or cold
Jan 611222
Feb 651322
Mar 701631
Apr 631126
May 494514
Jun 390423
Jul 370228
Aug 360427
Sep 432315
Oct 58944
Nov 691721
Dec 611322

Score = 40 × share of comfortable days + 25 × share of days without notable rain + 20 × share of days neither hot (90°F+) nor cold (high 40°F or below) + 15 × daylight. How the score works.

Frost dates in San Angelo

The last spring frost typically comes around Mar 20, and the first fall frost around Nov 10, leaving 232 frost-free days in a typical year.

Frost and freeze dates for San Angelo
Typical date1 year in 10
Last spring frost (32°F)Mar 20after Apr 12
First fall frost (32°F)Nov 10before Oct 28
Last hard freeze (28°F)Mar 6after Mar 30
First hard freeze (28°F)Nov 22before Nov 5
Frost-free season232 daysunder 205 days

"Typical" is the date with a 50% chance of a later spring frost (or earlier fall frost). Planting after the "1 year in 10" spring date gives a 90% chance of no further frost. The Old Farmer's Almanac publishes 30% dates, which fall between our typical and 1-in-10 dates.

Station: San Angelo (USW00023034), NOAA 1991-2020 freeze probabilities. Frost dates for every city in Texas.

Hottest and coldest readings, 1991-2020

The highest reading was 110°F (May 28, 2011); the lowest was 7°F (February 4, 1996).

From the temperature station's daily records with NOAA quality flags removed. Not an all-time record.

Near San Angelo

Similar climates elsewhere

Where the numbers come from

  • Temperature, rain, frost dates, humidity and wind by hour and cloud cover: San Angelo (USW00023034), 7.2 mi SSW of the city center, 1,890 ft . NOAA normals and daily records, 1991-2020.
  • Snowfall and snow depth: Water Valley (USC00419499), 22 mi NW of the city center, 2,115 ft (272 ft higher than the city). NOAA normals and daily records, 1991-2020.
  • Daily humidity and wind: San Angelo Regional/Maths Field Airport (722630-23034), 8.4 mi SSW of the city center, 1,911 ft (68 ft higher than the city). Hourly observations, 1991-2020.

Distances from the city center (USGS). Methodology · Report an error