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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 18 days
October 16 days
August 14 days
Warmest months:
July 81.6 °F
August 80.0 °F
June 77.5 °F
Coldest months:
January 33.1 °F
February 37.2 °F
December 39.8 °F
Rainiest months:
May 3 days
April 3 days
June 2 days
Windiest months:
March 10.5 mph
April 9.8 mph
January 9.5 mph

Dayton on a weather map

Dayton
+41°F
N 6 mph
Feels like: +37°F
Precip.: 0%
Places in USA:
Name
°F
+36°F
+75°F
+75°F
+91°F
+84°F
+66°F
+72°F
+72°F
+32°F
+66°F
+63°F
+61°F
+59°F
+61°F
+36°F
24 Hours Forecast
Dayton
Local time: 21:26
March 19, thursday
0000
36°F
N
6 mph
0300
34°F
N
6 mph
0600
34°F
NE
4 mph
0900
36°F
NE
4 mph
1200
43°F
NE
6 mph
1500
54°F
NE
7 mph
1800
57°F
NE
7 mph
2100
46°F
N
5 mph
Units of measurement: °C / °F