September 1998 Climatological Report
 

Temperature
Highest Maximum: 96°F - September 1
Lowest Minimum: 66°F - September 12
Average Maximum: 89°F
Average Minimum: 75°F
Mean: 81°F

Relative Humidity
Highest Observed: 97% - September 7
Lowest Observed: 44% - September 1
Average High Humidity: 93%
Average Low Humidity: 64%
Average Relative Humidity: 79%

Winds
Peak Wind Speed/Direction: 46 mph/N - September 3

Visibility/Cloud Ceiling
Lowest Visibility: 3/4 mile - September 7
Lowest Ceiling: Less than 50 feet in smoke - September 1

Precipitation
Greatest 24-hour total: 1.14 inches - September 18
Total for the Month: 7.40 inches

Thunderstorms
Thunderstorm Days Normally Expected: 11
Thunderstorm Days Observed: 15


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