World Resorts USA Jefferson City Weather

Jefferson City weather in September

Weather in Jefferson City: September

Average day temperature: 83.1°F
Average night temperature: 63.5°F
Number of sunny days: 17 days
Day length: 11.8 - 13.0 hours
Number of rainy days: 1 day
Precipitation totals: 4.2 in.

Air temperature in September, °F

Show year:
2026
2025
2024

The highest day temperature during September of 2026 was 102°F. At the same time the lowest night temperature was 55°F. Daily and nightly averages during September were 87.1°F and 69.6°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are sunny but cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in Jefferson City in September is 4.2 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 6.7 mph It makes September one of the least windy months of the year.

Average sunny hours

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: 8.7.

Best time for vacation in Jefferson City

Sunniest months:
October 19 days
September 17 days
August 16 days
Warmest months:
July 87.9 °F
August 87.1 °F
June 83.7 °F
Coldest months:
January 37.0 °F
February 43.3 °F
December 45.3 °F
Rainiest months:
May 4 days
March 3 days
April 3 days
Windiest months:
March 9.8 mph
April 9.4 mph
December 8.5 mph

Jefferson City on a weather map

Jefferson City
+77°F
E 8 mph
Feels like: +79°F
Precip.: 3%
Places in USA:
Name
°F
+63°F
+66°F
+77°F
+66°F
+68°F
+84°F
+70°F
+64°F
+68°F
+59°F
+68°F
+82°F
+82°F
+81°F
+66°F
24 Hours Forecast
Jefferson City
Local time: 11:33
October 29, thursday
1200
77°F
E
8 mph
1500
81°F
E
6 mph
1800
72°F
S
4 mph
2100
63°F
SW
6 mph
October 30, friday
0000
61°F
W
6 mph
0300
59°F
W
7 mph
0600
61°F
W
7 mph
0900
63°F
W
7 mph
Units of measurement: °C / °F