Weather in September
As summer begins to fade in
Guadalupe Mountains National Park,
September brings moderate weather. High temperatures descend to a comfortable average of 79°F (26.1°C). As the park transitions into the fall season, the rainfall starts to decrease, averaging 2.7" (69mm). With these temperate conditions and the impressive 12.3 hours of daylight, September is often regarded as one of the most suitable months to visit the park.
Temperature
With the onset of September in Guadalupe Mountains National Park,
Texas, a modest change to a still moderately hot 79°F (26.1°C) from
August's 84°F (28.9°C) is noted in high-temperature. September witnesses an average nighttime temperature of 57.6°F (14.2°C) in Guadalupe Mountains National Park.
Rainfall
During September, Guadalupe Mountains National Park regularly aggregates up to 2.64" (67mm) of precipitation. Throughout the year, in Guadalupe Mountains National Park, 18.27" (464mm) of rain is accumulated.
Daylight
In Guadalupe Mountains National Park, the average length of the day in September is 12h and 21min.
On the first day of September, sunrise is at 7:35 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 7:45 pm CDT.
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