| < September >
|Normal Max/ High Temperature
|Min/ Low Temperature
|Average Daylight per day
|Sun altitude at solar noon on the 21st day.
- The average temperature in Washington, In in September is warm at 20.7 °C (69.26 °F).
- Afternoons can be hot with average high temperatures reaching 26.7 °C (80.1 °F).
- Overnight temperatures are generally mild with an average low of 14.7 °C (58.5 °F).
- In September there is a variation/ range of mean diurnal temperatures of 12 °C (21.6 °F).
- The weather in September is marginally dry. Only 63.2mm (2.5in) of H2O is deposited.
- The shortest day is 11:46 long and the longest day is 13:00 long with an average length of 12:23.
Check the distance to and compare the Washington, In September averages with somewhere beginning with:
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Weather Trend Graph for September in Washington, In, Usa
Navigate to September Weather in Locations Surrounding Washington, In:
- Rockville, In, Usa - 111.2 kms (69.1 miles) N
- Indianapolis, Indiana, Usa - 103.1 kms (64 miles) NE
- Columbus, Ga, Usa - 99.2 kms (61.6 miles) ENE
- Seymour, In, Usa - 86.4 kms (53.7 miles) E
- Columbus, In, Usa - 86.4 kms (53.7 miles) E
- Paoli, In, Usa - 86.4 kms (53.7 miles) E
- Scottsburg, In, Usa - 86.4 kms (53.7 miles) E
- Salem, In, Usa - 86.4 kms (53.7 miles) E