San Antonio (TX)
Tomorrow
Tomorrow weather in San Antonio
Sunday, September 20th, 2026
36°
Overcast
Low 24°
The weather tomorrow in San Antonio will be a bit hotter than today, with max temperatures of 35°.
36° / 24°
Temp
7%
Rain
20 km/h
Wind
54%
Humidity
San Antonio Weather Pages
San Antonio hourly forecast for tomorrow
Scroll right to see more weather forecasts for San Antonio tomorrow
| 12:00 AM | 01:00 AM | 02:00 AM | 03:00 AM | 04:00 AM | 05:00 AM | 06:00 AM | 07:00 AM | 07:21 AM | 08:00 AM | 09:00 AM | 10:00 AM | 11:00 AM | 12:00 PM | 01:00 PM | 02:00 PM | 03:00 PM | 04:00 PM | 05:00 PM | 06:00 PM | 07:00 PM | 07:33 PM | 08:00 PM | 09:00 PM | 10:00 PM | 11:00 PM | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  | | | | | |  |  |  |  | | |  |  | | | | | | | |  | | | | | Next |
| temperatures | 26.5° | 25.7° | 25.1° | 24.6° | 24.3° | 24.1° | 23.8° | 23.5° | Sunrise | 23.9° | 25.5° | 27.5° | 29.6° | 31.5° | 33.1° | 34.4° | 35° | 35.5° | 35.2° | 34.6° | 33.3° | Sunset | 32.2° | 29.3° | 28.6° | 27.6° | |
| Feels like | 27.5° | 26.7° | 26.5° | 26.1° | 26.1° | 26.1° | 25.9° | 25.7° | 26.5° | 27.7° | 29° | 30.6° | 31.8° | 33.4° | 34.4° | 34.8° | 35° | 34.4° | 33.2° | 31.7° | 31.3° | 30.5° | 30.2° | 29° | |||
| wind speed | 16 km/h | 12 km/h | 9 km/h | 9 km/h | 8 km/h | 7 km/h | 8 km/h | 8 km/h | 6 km/h | 8 km/h | 8 km/h | 9 km/h | 9 km/h | 9 km/h | 9 km/h | 10 km/h | 10 km/h | 10 km/h | 12 km/h | 13 km/h | 13 km/h | 21 km/h | 19 km/h | 18 km/h | |||
| wind degree | 148° | 137° | 142° | 159° | 161° | 160° | 175° | 164° | 165° | 181° | 183° | 173° | 171° | 168° | 165° | 164° | 169° | 166° | 164° | 166° | 173° | 160° | 156° | 152° | |||
| wind direction | SSE | SE | SE | SSE | SSE | SSE | S | SSE | SSE | S | S | S | S | S | SSE | SSE | S | SSE | SSE | SSE | S | SSE | SSE | SSE | |||
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | |||
| chance for rain | 14% | 16% | 17% | 18% | 20% | 19% | 14% | 17% | 9% | 7% | 4% | 5% | 6% | 1% | 1% | 2% | 8% | 9% | 9% | 4% | 4% | 12% | 10% | 9% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 65% | 67% | 69% | 71% | 73% | 75% | 78% | 80% | 80% | 74% | 63% | 50% | 42% | 36% | 32% | 30% | 28% | 27% | 27% | 30% | 35% | 53% | 59% | 61% | |||
| dew point | 19.4° | 19° | 18.9° | 19° | 19.2° | 19.4° | 19.7° | 19.9° | 20.3° | 20.6° | 19.8° | 18.2° | 16.9° | 16° | 15.5° | 15° | 14.4° | 13.6° | 13.1° | 13.3° | 14.9° | 18.8° | 19.7° | 19.4° | |||
| visibility | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | |||
| cloud cover | 94% | 96% | 100% | 100% | 100% | 94% | 60% | 70% | 5% | 5% | 6% | 48% | 70% | 13% | 10% | 25% | 92% | 98% | 100% | 58% | 55% | 99% | 74% | 68% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.1 | 0.9 | 2.4 | 5.2 | 7.7 | 9.5 | 9.6 | 8.1 | 5.2 | 2.3 | 0.8 | 0.2 | 0 | 0 | 0 | 0 |
Weather in San Antonio tomorrow
The temperature tomorrow in San Antonio is expected to be typical for this time of year, with a forecast of 36 °F, closely aligning with the historical average for September 20th.
temperatures
36 °F
rain
0 mm
wind
20 km/h
UV
Very High
🌫️ Air quality, UV & pollen - San Antonio Live AQI, UV index and pollen levels. Air Quality →
San Antonio daylight overview ☀️
Tomorrow in San Antonio, The sun rises at 07:21 and sets at 19:33, giving a total daylight duration of 12 hours and 12 minutes.
Quick links
More San Antonio weather pages
What to wear tomorrow in San Antonio? clothing recommendations
Stay comfortably stylish - your tailored guide for tomorrow's San Antonio forecast.
Short-sleeve shirt
Shorts
Lightweight pants
Breathable footwear
Sunglasses
Wide brimmed hat
Sunscreen
Flip flop
The weather tomorrow in San Antonio - FAQ
What is the maximum temperature for tomorrow in San Antonio?
The maximum temperature for tomorrow in San Antonio is expected to be 36° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain tomorrow in San Antonio? 🌧️
Yes, there is a 7% chance of rain in San Antonio tomorrow. We recommend carrying an umbrella or rain gear to stay dry.
What will be the wind speed tomorrow in San Antonio? 🌀
The wind in San Antonio is expected to blow at 20 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in San Antonio tomorrow?
Given the forecast of 36 °F with a 7% chance of rain, we advise checking our "What to wear tomorrow" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in San Antonio tomorrow.
What is the sunrise and sunset time for San Antonio tomorrow?
The sun is expected to rise at 07:21 and set at 19:33 in San Antonio.
How accurate is the weather forecast San Antonio tomorrow? ✅
San Antonio weather forecast for tomorrow is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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