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December Weather

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San Antonio

Texas, USA

☁️
19°C (66°F)
Feels like 17°C (63°F)

December Weather Details

🌡️ Temperature

Daytime Highs
19°C
(66°F)
Nighttime Lows
9°C
(48°F)

Mild and cloudy with a feels-like temperature of 17°C (63°F) .

🌧️ Rainfall

Moderate

December rainfall patterns vary by location. Check local forecasts for specific precipitation amounts.

💧 Humidity

69% Average

Humidity levels affect how the temperature feels. Higher humidity makes warm temperatures feel hotter.

☀️ Sunshine

6-7 hours daily

December days are shorter in the northern hemisphere. Plan activities accordingly.

Temperature, humidity and rainfall are December averages for 2015–2024 from Open-Meteo (ERA5 reanalysis), licensed CC BY 4.0.

🎯 Popular Activities

Activities

  • River Walk holiday lights
  • Mission tours
  • Tex-Mex dining
  • Museum visits
  • Shopping

Attractions

  • San Antonio River Walk
  • The Alamo
  • San Antonio Missions
  • Pearl District
  • Natural Bridge Caverns

💰 Cost of Living

$2,100
estimated per month
SOLO TRAVELERS

📶 Internet Speed

80
Mbps
Estimated average speed

📊 Quick Facts

Weather Mild and cloudy
Humidity 69%

✅ December Summary

December in San Antonio offers mild and cloudy weather with temperatures ranging from 9°C (48°F) to 19°C (66°F). The humidity is around 69% and you can expect 6-7 hours daily. Popular activities include River Walk holiday lights, Mission tours, Tex-Mex dining and more. For digital nomads, the cost of living is approximately $2,100 per month and internet speeds average 80 Mbps.

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