Weather in Corpus Christi: September
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Average day temperature: | 86.5°F |
| Average night temperature: | 81.1°F | |
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Sea water temperature: | 85.3°F |
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Number of sunny days: | 13 days |
| Day length: | 11.9 - 12.7 hours | |
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Number of rainy days: | 2 days |
| Precipitation totals: | 0.9 in. | |
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forecast
| Corpus Christi |
temperature
| Corpus Christi |
Air temperature in September, °F
The highest day temperature during September of 2025 was 95°F. At the same time the lowest night temperature was 76°F. Daily and nightly averages during September were 89.1°F and 81.6°F.
Sea water temperature in Corpus Christi in September, °F
The average sea water temperature in September of 2025 was 85.8°F. The highest and lowest sea temperatures during the month were 88.7°F and 84.6°F.
Mostly all days in September are sunny but cloudy days are also possible.
Precipitation total in September, in.
Precipitation total value in Corpus Christi in September is 0.9 in. Other months of the year show relatively similar values.
The average wind speed value in September is 10.6 mph It makes September lest windy month of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 8.0.
Best time for vacation in Corpus Christi
Corpus Christi on a weather map
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