ClimateAverages

San Antonio Weather in January

JanFebMarAprMayJunJulAugSepOctNovDec
Right now
22°C
Overcast · feels like 19°C
Humidity
30%
Wind
9 kph ESE
UV
0.5
Rain
0%
Updated Oct 18, 06:45 PMWeather data by WeatherAPI.com
January daytime high
16.9°C
January overnight low
4.2°C
January average
10.6°C

In January, San Antonio typically sees daytime highs of 16.9°C and overnight lows around 4.2°C. Compared to the annual average high of 26.8°C, January runs -9.9°C.

vs. annual avg high
-9.9°C
Rank among 12 months
#12 warmest
Hottest year overall
2016

Where January ranks in San Antonio

Jan17°FebMarAprMayJunJulAugSepOctNovDec

FAQ

What is the average temperature in San Antonio in January?

January in San Antonio averages a daytime high of 16.9°C and an overnight low of 4.2°C.

Is January warm or cold in San Antonio?

January runs -9.9°C compared to San Antonio's annual average high of 26.8°C, ranking #12 of 12 months by warmth.

What should I pack for San Antonio in January?

Plan for daytime highs near 16.9°C and cooler evenings around 4.2°C.

Other months for San Antonio

FebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember

January in nearby cities

HoustonDallasAustinFort WorthEl PasoArlingtonCorpus ChristiPlanoLaredoLubbockGarlandIrving