San Antonio, TX 14-Day Forecast
Texas, United States 🇺🇸
86°
Sunny right now
Today: high 95°, low 76°
Updated 14 min ago
San Antonio weather for the next 14 days
Saturday, July 18
Sunny High 94° Low 75°Precipitation
17%
· 0.0 in
Max wind
16 mph
Humidity
68%
UV index
10 - Very High
Sunrise / sunset
06:46 AM / 08:34 PM
Sunday, July 19
Sunny High 98° Low 75°Precipitation
6%
· 0.0 in
Max wind
17 mph
Humidity
62%
UV index
10 - Very High
Sunrise / sunset
06:46 AM / 08:33 PM
Monday, July 20
Sunny High 99° Low 72°Precipitation
2%
· 0.0 in
Max wind
13 mph
Humidity
55%
UV index
11 - Extreme
Sunrise / sunset
06:47 AM / 08:33 PM
Tuesday, July 21
Sunny High 98° Low 73°Precipitation
2%
· 0.0 in
Max wind
12 mph
Humidity
55%
UV index
9 - Very High
Sunrise / sunset
06:47 AM / 08:33 PM
Wednesday, July 22
Sunny High 98° Low 76°Precipitation
3%
· 0.0 in
Max wind
14 mph
Humidity
56%
UV index
9 - Very High
Sunrise / sunset
06:48 AM / 08:32 PM
Thursday, July 23
Sunny High 98° Low 76°Precipitation
2%
· 0.0 in
Max wind
14 mph
Humidity
56%
UV index
9 - Very High
Sunrise / sunset
06:48 AM / 08:32 PM
Friday, July 24
Sunny High 99° Low 75°Precipitation
2%
· 0.0 in
Max wind
16 mph
Humidity
54%
UV index
9 - Very High
Sunrise / sunset
06:49 AM / 08:31 PM
Saturday, July 25
Sunny High 99° Low 76°Precipitation
4%
· 0.0 in
Max wind
15 mph
Humidity
58%
UV index
9 - Very High
Sunrise / sunset
06:50 AM / 08:30 PM
Sunday, July 26
Sunny High 99° Low 75°Precipitation
2%
· 0.0 in
Max wind
15 mph
Humidity
54%
UV index
9 - Very High
Sunrise / sunset
06:50 AM / 08:30 PM
Monday, July 27
Sunny High 101° Low 75°Precipitation
2%
· 0.0 in
Max wind
16 mph
Humidity
55%
UV index
9 - Very High
Sunrise / sunset
06:51 AM / 08:29 PM
Tuesday, July 28
Sunny High 101° Low 75°Precipitation
2%
· 0.0 in
Max wind
17 mph
Humidity
54%
UV index
9 - Very High
Sunrise / sunset
06:51 AM / 08:29 PM
Wednesday, July 29
Sunny High 102° Low 74°Precipitation
2%
· 0.0 in
Max wind
17 mph
Humidity
56%
UV index
9 - Very High
Sunrise / sunset
06:52 AM / 08:28 PM
Thursday, July 30
Sunny High 102° Low 75°Precipitation
3%
· 0.0 in
Max wind
17 mph
Humidity
57%
UV index
9 - Very High
Sunrise / sunset
06:52 AM / 08:27 PM
San Antonio 14-day outlook: the story
The warmest day of San Antonio's 14-day outlook is Thursday, July 30 with a high near 102°F (39°C); the coolest night comes Monday, July 20, dipping to 72°F (22°C). The trend points warmer: week two runs about 3°F above week one. Highs over the next two weeks average 97°F (36°C), right in line with the typical July high of 96°F (35°C).
No day in the outlook currently carries a strong precipitation signal. For the weekend, expect Saturday 94°F (34°C) and sunny / Sunday 98°F (36°C) and sunny.
For typical conditions month by month, see the San Antonio climate & average temperatures guide.
San Antonio forecast questions
Will it rain in San Antonio this week?
No day in the current 14-day outlook shows a strong rain signal for San Antonio.
What will be the warmest day in San Antonio over the next 14 days?
Thursday, July 30, with a forecast high near 102°F (39°C).
How accurate is a 14-day forecast for San Antonio?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.
Average temperatures in San Antonio by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 63° | 44° | 8 | 2.2 in | 7.4 h/day | 65% |
| February | 67° | 47° | 8 | 2.1 in | 7.0 h/day | 67% |
| March | 76° | 56° | 10 | 2.5 in | 7.8 h/day | 66% |
| April | 81° | 61° | 12 | 4.1 in | 8.8 h/day | 67% |
| May | 86° | 69° | 16 | 6.8 in | 9.6 h/day | 74% |
| June | 93° | 74° | 11 | 2.9 in | 11.6 h/day | 69% |
| July | 96° | 76° | 7 | 2.6 in | 12.0 h/day | 64% |
| August | 96° | 77° | 7 | 3.1 in | 11.6 h/day | 62% |
| September | 91° | 73° | 10 | 4.0 in | 10.3 h/day | 66% |
| October | 83° | 64° | 8 | 3.8 in | 9.2 h/day | 63% |
| November | 71° | 54° | 9 | 2.8 in | 7.0 h/day | 70% |
| December | 66° | 48° | 8 | 2.3 in | 6.7 h/day | 69% |
14-day forecasts nearby