San Antonio, TX Hourly Forecast

Texas, United States 🇺🇸
86°
Sunny Feels like 99°
Updated 14 min ago

San Antonio temperature trend - Next 24 hours

89° 12 PM 12 PM - 89°F (32°C), Sunny, 7% precip 1 PM - 91°F (33°C), Sunny, 5% precip 2 PM - 93°F (34°C), Sunny 94° 3 PM 3 PM - 94°F (34°C), Sunny 4 PM - 95°F (35°C), Sunny 5 PM - 95°F (35°C), Sunny 92° 6 PM 6 PM - 92°F (34°C), Sunny 7 PM - 87°F (31°C), Sunny 8 PM - 81°F (27°C), Sunny, 5% precip 78° 9 PM 9 PM - 78°F (26°C), Clear, 7% precip 10 PM - 77°F (25°C), Clear, 10% precip 11 PM - 77°F (25°C), Clear, 11% precip 76° 12 AM 12 AM - 76°F (24°C), Clear, 12% precip 1 AM - 77°F (25°C), Partly Cloudy, 15% precip 2 AM - 76°F (25°C), Cloudy, 23% precip 76° 3 AM 3 AM - 76°F (25°C), Overcast, 30% precip 4 AM - 76°F (24°C), Overcast, 31% precip 5 AM - 76°F (25°C), Patchy rain nearby, 33% precip 76° 6 AM 6 AM - 76°F (24°C), Patchy rain nearby, 32% precip 7 AM - 75°F (24°C), Mist, 34% precip 8 AM - 76°F (24°C), Patchy rain nearby, 25% precip 78° 9 AM 9 AM - 78°F (26°C), Cloudy, 19% precip 10 AM - 81°F (27°C), Partly Cloudy, 12% precip 11 AM - 84°F (29°C), Partly Cloudy, 6% precip

The next 24 hours at a glance

  • Warmest hour: 5 PM - around 95°
  • Coolest hour: 7 AM - around 75°
  • Highest rain chance: 7 AM (34%) - pack accordingly
  • UV peak: 3 PM at index 9 - sun protection recommended
  • Windiest: 8 PM at 17 mph

San Antonio hourly weather - Friday, July 17

In San Antonio, expect a high near 95°F (35°C) around 5 PM and a low of 77°F (25°C) near 11 PM, with no meaningful precipitation risk.

TimeConditionsTemp FeelsRainWind HumidityUV
12 PM Sunny 89° 106° 7% 12 mph SSE 74% 7
1 PM Sunny 91° 106° 5% 11 mph S 68% 9
2 PM Sunny 93° 109° 4% 12 mph SSE 62% 8
3 PM Sunny 94° 108° 3% 13 mph S 58% 9
4 PM Sunny 95° 108° 2% 13 mph S 55% 7
5 PM Sunny 95° 108° 2% 13 mph SSE 54% 4
6 PM Sunny 92° 102° 2% 15 mph SE 55% 2
7 PM Sunny 87° 94° 4% 17 mph SE 62% 1
8 PM Sunny 81° 85° 5% 17 mph SE 69% 0
9 PM Clear 78° 67° 7% 16 mph SE 74% 0
10 PM Clear 77° 63° 10% 15 mph SE 82% 0
11 PM Clear 77° 62° 11% 14 mph SE 85% 0

San Antonio hourly weather - Saturday, July 18

In San Antonio, expect a high near 94°F (34°C) around 4 PM and a low of 75°F (24°C) near 7 AM; precipitation risk peaks at 34% around 7 AM.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Clear 76° 62° 12% 12 mph SE 87% 0
1 AM Partly Cloudy 77° 65° 15% 10 mph SE 85% 0
2 AM Cloudy 76° 65° 23% 8 mph SE 88% 0
3 AM Overcast 76° 64° 30% 8 mph SSE 90% 0
4 AM Overcast 76° 64° 31% 9 mph SSE 92% 0
5 AM Patchy rain nearby 76° 65° 33% 8 mph SSE 92% 0
6 AM Patchy rain nearby 76° 65° 32% 7 mph SSE 94% 0
7 AM Mist 75° 65° 34% 6 mph SE 96% 0
8 AM Patchy rain nearby 76° 65° 25% 7 mph SE 93% 0
9 AM Cloudy 78° 71° 19% 10 mph SSE 84% 1
10 AM Partly Cloudy 81° 85° 12% 11 mph SSE 75% 2
11 AM Partly Cloudy 84° 89° 6% 11 mph SSE 64% 4
12 PM Sunny 87° 91° 3% 12 mph S 55% 6
1 PM Sunny 90° 93° 2% 12 mph SSE 47% 10
2 PM Sunny 92° 94° 2% 12 mph SSE 41% 10
3 PM Sunny 93° 80° 2% 12 mph SSE 36% 9
4 PM Sunny 94° 80° 1% 11 mph SSE 34% 7
5 PM Sunny 92° 80° 1% 9 mph SSE 39% 4
6 PM Sunny 90° 92° 2% 9 mph SE 43% 2
7 PM Sunny 88° 90° 2% 13 mph SE 48% 0
8 PM Sunny 86° 89° 3% 16 mph SE 56% 0
9 PM Clear 83° 86° 4% 16 mph SE 63% 0
10 PM Clear 81° 84° 5% 15 mph SE 67% 0
11 PM Clear 80° 78° 6% 13 mph SE 70% 0

San Antonio hourly weather - Sunday, July 19

In San Antonio, expect a high near 98°F (36°C) around 5 PM and a low of 75°F (24°C) near 7 AM; precipitation risk peaks at 28% around 8 AM.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Clear 78° 71° 9% 11 mph SE 77% 0
1 AM Clear 78° 68° 10% 10 mph SSE 79% 0
2 AM Partly Cloudy 77° 65° 12% 8 mph SSE 81% 0
3 AM Partly Cloudy 76° 65° 13% 7 mph SSE 84% 0
4 AM Partly Cloudy 76° 66° 16% 6 mph SSE 85% 0
5 AM Partly Cloudy 76° 65° 18% 6 mph SE 87% 0
6 AM Cloudy 75° 66° 23% 5 mph SE 89% 0
7 AM Overcast 75° 65° 27% 6 mph ESE 91% 0
8 AM Overcast 76° 66° 28% 6 mph ESE 90% 0
9 AM Overcast 79° 76° 26% 8 mph SE 84% 2
10 AM Cloudy 82° 88° 15% 9 mph SSE 75% 3
11 AM Partly Cloudy 86° 92° 6% 10 mph SSE 63% 5
12 PM Sunny 89° 94° 2% 11 mph SSE 54% 8
1 PM Sunny 92° 96° 1% 11 mph SSE 45% 10
2 PM Sunny 94° 81° 2% 11 mph SSE 39% 10
3 PM Sunny 96° 83° 1% 10 mph SSE 36% 9
4 PM Sunny 97° 84° 1% 10 mph SSE 33% 7
5 PM Sunny 98° 85° 1% 10 mph SSE 31% 4
6 PM Sunny 97° 84° 1% 11 mph SSE 31% 2
7 PM Sunny 94° 79° 1% 14 mph SE 37% 0
8 PM Sunny 90° 91° 1% 15 mph SE 43% 0
9 PM Clear 86° 88° 2% 17 mph SE 48% 0
10 PM Clear 83° 85° 3% 15 mph SE 54% 0
11 PM Clear 81° 83° 3% 13 mph SSE 60% 0

Quick answers for the hours ahead

What is the warmest hour in San Antonio today?
5 PM is forecast to be the warmest, at about 95°F (35°C) with sunny.
Will it rain in San Antonio tonight?
Unlikely - the evening precipitation chance stays at or below 11%.
When is the UV index highest in San Antonio today?
Around 3 PM, when it reaches 9. From UV 3 upward, sun protection is recommended.

San Antonio hour-by-hour: what to expect

Over the next 24 hours in San Antonio, temperatures range from 75°F (24°C) around 7 AM up to 95°F (35°C) near 5 PM - right in line with the typical July high of 96°F (35°C).

A stray shower can't be ruled out - Rain chances top out at 34% around 7 AM. Wind picks up to 17 mph (28 km/h) from the SE near 8 PM. UV reaches 9 (3 PM) - sun protection recommended through midday.

The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the San Antonio 14-day forecast or the monthly climate averages.

Hourly forecasts nearby