San Antonio 7-day weather forecast

Written by:
June 8, 2026
ESOlex // Shutterstock

San Antonio 7-day weather forecast

Stacker created the forecast for San Antonio, Texas using data from OpenWeather. This week's high is 97 °F on Thursday, while the low is 73 °F on Monday. There is expected to be 1 sunny day and rain on 5 days this week.

NWS Austin/San Antonio TX has issued a flood watch until Wednesday at 07:00 PM.

Monday, June 15

- High of 80 °F, low of 73 °F (85% humidity)
- Overcast with a 100% chance of rain (30 mm of rain)
- High risk of harm from sun exposure (5 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:33 AM, sunset at 8:35 PM
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1 / 6
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Tuesday, June 16

- High of 81 °F, low of 73 °F (76% humidity)
- Overcast with a 100% chance of rain (4 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:34 AM, sunset at 8:35 PM
2 / 6
South12th Photography // Shutterstock

Wednesday, June 17

- High of 90 °F, low of 73 °F (72% humidity)
- Overcast with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 6:34 AM, sunset at 8:35 PM
3 / 6
afoto6267 // Shutterstock

Thursday, June 18

- High of 97 °F, low of 75 °F (56% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (12 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:34 AM, sunset at 8:35 PM
4 / 6
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Friday, June 19

- High of 85 °F, low of 80 °F (80% humidity)
- Overcast with a 60% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (12 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:34 AM, sunset at 8:36 PM
5 / 6
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Saturday, June 20

- High of 88 °F, low of 76 °F (64% humidity)
- Overcast with a 100% chance of rain (33 mm of rain)
- Very high risk of harm from sun exposure (12 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 6:34 AM, sunset at 8:36 PM
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6 / 6
Deborah Kolb // Shutterstock

Sunday, June 21

- High of 87 °F, low of 76 °F (64% humidity)
- Mostly cloudy with a 100% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (12 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 6:34 AM, sunset at 8:36 PM
- First quarter moon

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