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Dayton weather in January

Weather in Dayton: January

Average day temperature: 33.1°F
Average night temperature: 27.2°F
Number of sunny days: 6 days
Day length: 9.4 - 10.2 hours
Number of rainy days: 2 days
Precipitation totals: 1.1 in.

Air temperature in January, °F

Show year:
2026
2025
2024

The highest day temperature during January of 2026 was 58°F. At the same time the lowest night temperature was -9°F. Daily and nightly averages during January were 29.4°F and 21.1°F.

Sunny, partly cloudy and cloudy days

Mostly all days in January are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in January, in.

Precipitation total value in Dayton in January is 1.1 in. Other months of the year show relatively similar values.

Wind speed in January, mph

The average wind speed value in January is 9.5 mph It makes January one of the most 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 January is: 3.8.

Best time for vacation in Dayton

Sunniest months:
September 17 days
October 15 days
August 14 days
Warmest months:
July 82.4 °F
August 80.2 °F
June 78.0 °F
Coldest months:
January 33.1 °F
February 37.2 °F
December 39.8 °F
Rainiest months:
June 3 days
May 3 days
March 2 days
Windiest months:
March 10.7 mph
April 10.0 mph
January 9.5 mph

Dayton on a weather map

Dayton
+75°F
NE 12 mph
Feels like: +75°F
Precip.: 1%
Places in USA:
Name
°F
+66°F
+72°F
+77°F
+70°F
+68°F
+84°F
+72°F
+68°F
+68°F
+61°F
+68°F
+84°F
+84°F
+81°F
+66°F
24 Hours Forecast
Dayton
Local time: 14:22
October 29, thursday
1500
75°F
NE
12 mph
1800
68°F
E
6 mph
2100
63°F
NE
6 mph
October 30, friday
0000
59°F
SE
7 mph
0300
59°F
S
9 mph
0600
52°F
S
7 mph
0900
50°F
S
7 mph
1200
61°F
SW
7 mph
Units of measurement: °C / °F