Climateby Month

Austin, TX climate by month

NOAA 1991-2020 normals · 487 ft elevation · also covers Round Rock

Summers in Austin are very hot and oppressively humid; winters are cool. Highs peak at 98°F in August and fall to 63°F in January. Wet days are spread through the year, from about 5 to 9 a month. Snow is rare. The most comfortable time to visit is February, March and November.

Warmest month
98°F
August normal high
Coldest month
42°F
January normal low
Wet days a year
86
36.3 in of precipitation
Muggy days a year
137
dew point 65°F or higher

How warm is Austin?

Normal highs range from 63°F in January to 98°F in August.

40°60°80°100° January: normal high 63°F (17°C), low 42°F (6°C) 63° 42° February: normal high 67°F (19°C), low 46°F (8°C) March: normal high 73°F (23°C), low 52°F (11°C) April: normal high 80°F (27°C), low 59°F (15°C) May: normal high 87°F (31°C), low 67°F (19°C) June: normal high 93°F (34°C), low 73°F (23°C) July: normal high 97°F (36°C), low 75°F (24°C) August: normal high 98°F (37°C), low 75°F (24°C) 98° 75° September: normal high 91°F (33°C), low 70°F (21°C) October: normal high 83°F (28°C), low 61°F (16°C) November: normal high 72°F (22°C), low 51°F (11°C) December: normal high 64°F (18°C), low 43°F (6°C) JFMAMJJASOND

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

How rainy is Austin?

March has the most wet days (about 9); the year brings about 36 in of precipitation.

January: 8 wet days February: 8 wet days March: 9 wet days 9 April: 7 wet days May: 9 wet days June: 7 wet days July: 5 wet days August: 5 wet days 5 September: 7 wet days October: 7 wet days November: 7 wet days December: 8 wet days JFMAMJJASOND

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

How humid is Austin?

Muggy days peak in July, at about 29 days.

January: 0 muggy days 0 February: 0 muggy days March: 2 muggy days April: 7 muggy days May: 17 muggy days June: 25 muggy days July: 29 muggy days 29 August: 27 muggy days September: 18 muggy days October: 9 muggy days November: 3 muggy days December: 1 muggy days JFMAMJJASOND

Muggy day: daily mean dew point of 65°F or higher, from hourly observations 1991-2020 at Austin-Camp Mabry, 3.9 mi NNW of the city center.

How much daylight?

Daylight ranges from about 10.2 hours in December to 14.1 hours in June.

January: 10.4 hours of daylight February: 11.1 hours of daylight March: 12.0 hours of daylight April: 12.9 hours of daylight May: 13.7 hours of daylight June: 14.1 hours of daylight 14.1 July: 13.9 hours of daylight August: 13.2 hours of daylight September: 12.3 hours of daylight October: 11.4 hours of daylight November: 10.6 hours of daylight December: 10.2 hours of daylight 10.2 JFMAMJJASOND
See all numbers
Monthly climate normals and day counts for Austin, 1991-2020
MonthHighLowPrecip.Wet daysSnowMuggy daysDaylight
January 63°F42°F 2.6 in8 0.0 in 0 10.4 h
February 67°F46°F 1.9 in8 0.2 in 0 11.1 h
March 73°F52°F 2.9 in9 0.0 in 2 12.0 h
April 80°F59°F 2.4 in7 0.0 in 7 12.9 h
May 87°F67°F 5.0 in9 0.0 in 17 13.7 h
June 93°F73°F 3.7 in7 0.0 in 25 14.1 h
July 97°F75°F 2.0 in5 0.0 in 29 13.9 h
August 98°F75°F 2.7 in5 0.0 in 27 13.2 h
September 91°F70°F 3.5 in7 0.0 in 18 12.3 h
October 83°F61°F 3.9 in7 0.0 in 9 11.4 h
November 72°F51°F 2.9 in7 0.0 in 3 10.6 h
December 64°F43°F 2.7 in8 0.0 in 1 10.2 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 Austin

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

Comfort score by month (0-100) and its parts, in days per month
MonthScoreComfortableNotable rainHot or cold
Jan 611341
Feb 651341
Mar 671451
Apr 61943
May 472611
Jun 370524
Jul 360329
Aug 340329
Sep 371420
Oct 52656
Nov 651440
Dec 611341

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 Austin

The last spring frost typically comes around Feb 20, and the first fall frost around Dec 3, leaving 291 frost-free days in a typical year.

Frost and freeze dates for Austin
Typical date1 year in 10
Last spring frost (32°F)Feb 20after Mar 14
First fall frost (32°F)Dec 3before Nov 15
Last hard freeze (28°F)Feb 1after Mar 3
First hard freeze (28°F)Dec 27before Nov 27
Frost-free season291 daysunder 258 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: Austin-Camp Mabry (USW00013958), NOAA 1991-2020 freeze probabilities. Frost dates for every city in Texas.

Hottest and coldest readings, 1991-2020

The highest reading was 112°F (August 28, 2011); the lowest was 17°F (January 9, 2010).

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

Near Austin

Similar climates elsewhere

Also covers

Round Rock uses the same temperature and rain stations as Austin, so its monthly numbers are the ones on this page.

Where the numbers come from

  • Temperature, rain, snowfall, snow depth and frost dates: Austin-Camp Mabry (USW00013958), 3.9 mi NNW of the city center, 670 ft (183 ft higher than the city). NOAA normals and daily records, 1991-2020.
  • Humidity and wind by hour and cloud cover: Robert Gray AAF (USW00003902), 56 mi N of the city center, 1,015 ft (528 ft higher than the city). NOAA normals and daily records, 1991-2020.
  • Daily humidity and wind: Austin-Camp Mabry (722544-13958), 3.9 mi NNW of the city center, 670 ft (183 ft higher than the city). Hourly observations, 1991-2020.

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