New Braunfels Municipal Airport Weather Forecast

Today 11 Sep
- 76
- 99
Hot
Sat 12 Sep
- 76
- 100
Hot
Sun 13 Sep
- 76
- 99
Hot
Mon 14 Sep
- 76
- 99
Hot
Tue 15 Sep
- 75
- 99
Hot
Wed 16 Sep
- 75
- 97
Hot

Today 11 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
Sat 12 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. 4 pm
16. 7 pm
17. 10 pm
Sun 13 Sep
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
Mon 14 Sep
1. 1 am
2. 7 am
3. 1 pm
4. 7 pm
Tue 15 Sep
1. 1 am
2. 7 am
3. 1 pm
4. 7 pm
Wed 16 Sep
1. 1 am
2. 7 am
3. 1 pm
4. 7 pm
Thu 17 Sep
1. 1 am
2. 7 am
3. 1 pm
4. 7 pm

Today 11 Sep Guadalupe

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

Tonight 11 Sep Guadalupe

Mostly clear. Lows in the upper 70s. South Winds 10 to 15 Mph.

New Braunfels Municipal Airport Temperature Statistics

September Temperature

New Braunfels Regional Airport (0 miles)

Lowest 27 January, 2026
16.6 °F
Average 2026
74.4 °F
Highest 23 August, 2026
104.6 °F
Lowest 25 August, 2026
69.7 °F
Average August
87.9 °F
Highest 23 August, 2026
104.6 °F
Lowest 1 September, 2026
74.6 °F
Average September
87.8 °F
Highest 2 September, 2026
102.7 °F

Climate (2021–2026)

New Braunfels Regional Airport (0 miles)

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Average Low 2021–2026
60.8 °F
Average 2021–2026
72.2 °F
Average High 2021–2026
84.2 °F

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New Braunfels Municipal Airport Weather Forecast

Today 11 Sep Guadalupe

Tonight 11 Sep Guadalupe

Sat 12 Sep Guadalupe

Sat 12 Sep Guadalupe

Sun 13 Sep Guadalupe

Sun 13 Sep Guadalupe

Mon 14 Sep Guadalupe

Mon 14 Sep Guadalupe

Tue 15 Sep Guadalupe

Tue 15 Sep Guadalupe

Wed 16 Sep Guadalupe

Wed 16 Sep Guadalupe

Thu 17 Sep Guadalupe

Thu 17 Sep Guadalupe

Temperature Forecast NOAA

Temperature Real-Time

San Antonio Radar

National Satellite

National Synoptic

New Braunfels Municipal Airport Temperature Statistics

September Temperature

New Braunfels Regional Airport (0 miles)

Lowest 27 January, 2026

Average 2026

Highest 23 August, 2026

Lowest 25 August, 2026

Average August

Highest 23 August, 2026

Lowest 1 September, 2026

Average September

Highest 2 September, 2026

Climate (2021–2026)

New Braunfels Regional Airport (0 miles)

Average Low 2021–2026

Average 2021–2026

Average High 2021–2026