Schertz Weather Forecast

Today 31 Aug
- 77
- 98
Hot
Tue 1 Sep
- 77
- 98
Hot
Wed 2 Sep
- 77
- 99
Hot
Thu 3 Sep
- 77
- 99
Hot
Fri 4 Sep
- 77
- 99
Hot
Sat 5 Sep
- 77
- 98
Hot

Today 31 Aug
1. 12 am
2. 1 am
3. 2 am
4. 3 am
5. 4 am
6. 5 am
7. 6 am
8. 7 am
9. 8 am
10. 9 am
11. 10 am
12. 11 am
13. 12 pm
14. 1 pm
15. 2 pm
16. 3 pm
17. 4 pm
18. 5 pm
19. 6 pm
20. 7 pm
21. 8 pm
22. 9 pm
23. 10 pm
24. 11 pm
Tue 1 Sep
1. 12 am
2. 1 am
3. 2 am
4. 3 am
5. 4 am
6. 5 am
7. 6 am
8. 7 am
9. 8 am
10. 9 am
11. 10 am
12. 11 am
13. 12 pm
14. 1 pm
15. 2 pm
16. 3 pm
17. 4 pm
18. 5 pm
19. 6 pm
20. 7 pm
21. 8 pm
22. 9 pm
23. 10 pm
24. 11 pm
Wed 2 Sep
1. 12 am
2. 1 am
3. 4 am
4. 7 am
5. 10 am
6. 1 pm
7. 4 pm
8. 7 pm
Thu 3 Sep
1. 1 am
2. 7 am
3. 1 pm
4. 7 pm
Fri 4 Sep
1. 1 am
2. 7 am
3. 1 pm
4. 7 pm
Sat 5 Sep
1. 1 am
2. 7 am
3. 1 pm
4. 7 pm
Sun 6 Sep
1. 1 am
2. 7 am
3. 1 pm
4. 7 pm

Today 31 Aug Guadalupe

Mostly sunny. Highs in the upper 90s. Southeast Winds 5 to 10 Mph. Highest heat index Readings up to 106.

Tonight 31 Aug Guadalupe

Mostly clear. Lows in the mid 70s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming south after midnight.

Schertz Temperature Statistics

August Temperature

Randolph Air Force Base (1.2 miles)

Lowest 26 January, 2026
21.2 °F
Average 2026
74.2 °F
Highest 27 August, 2026
103.6 °F
Lowest 15 July, 2026
69.7 °F
Average July
84.6 °F
Highest 22 July, 2026
99.7 °F
Lowest 23 August, 2026
71.8 °F
Average August
87 °F
Highest 27 August, 2026
103.6 °F

Climate (2021–2026)

Randolph Air Force Base (1.2 miles)

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Average Low 2021–2026
61.4 °F
Average 2021–2026
71.8 °F
Average High 2021–2026
83.2 °F

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Schertz Weather Forecast

Today 31 Aug Guadalupe

Tonight 31 Aug Guadalupe

Tue 1 Sep Guadalupe

Tue 1 Sep Guadalupe

Wed 2 Sep Guadalupe

Wed 2 Sep Guadalupe

Thu 3 Sep Guadalupe

Thu 3 Sep Guadalupe

Fri 4 Sep Guadalupe

Fri 4 Sep Guadalupe

Sat 5 Sep Guadalupe

Sat 5 Sep Guadalupe

Sun 6 Sep Guadalupe

Sun 6 Sep Guadalupe

Temperature Forecast NOAA

Temperature Real-Time

San Antonio Radar

National Satellite

National Synoptic

Schertz Temperature Statistics

August Temperature

Randolph Air Force Base (1.2 miles)

Lowest 26 January, 2026

Average 2026

Highest 27 August, 2026

Lowest 15 July, 2026

Average July

Highest 22 July, 2026

Lowest 23 August, 2026

Average August

Highest 27 August, 2026

Climate (2021–2026)

Randolph Air Force Base (1.2 miles)

Average Low 2021–2026

Average 2021–2026

Average High 2021–2026