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United States weather

Weather in Dayton, Ohio for January 2026

Your guide to Dayton weather in January - trends and predictions

    Official Weather Alert ⚠️

  • Extreme Cold Warning - See hour by hour.

    • Snow Forecast ❄️

  • Dayton typically experiences moderate snowfall in January, with an average of 9 snowy days.
    According to Dayton snow forecast for January 2026, 1 snowy day is expected until the end of the month at Saturday, January 31.

    • Temperatures

  • So far, January 2026 in Dayton is slightly warmer than the historical average by 0.9 °F.

  • The forecast for the coming days of January 2026 predicts a temperature of -3.5 °F , which is warmer than usual.

  • In general, the average temperature in Dayton at the beginning of January is 0.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of -3.9 °F by the end of January.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
14
Dry days
Average rainy days
8
Rainy days
Average snowy days
9
Snow days
Average temperatures
0°/-6°
Temperatures
Average wind speed
23 km/h
Avg max wind
Average humidity
81 %
Avg humidity

Dayton Weather January

Move between months or click on a day
December
February
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
0°
2
Overcast
1°
3
Mist
0°
4
Sunny
-2°
5
Overcast
2°
6
Heavy snow
2°
7
Moderate or heavy snow showers
1°
8
Overcast
1°
9
Heavy snow
8°
10
Light snow
2°
11
Light snow
1°
12
Overcast
5°
13
Overcast
2°
14
Overcast
-3°
15
Overcast
-5°
16
Overcast
-2°
17
Overcast
0°
18
Heavy snow
-1°
19
Overcast
-4°
20
Light snow
-6°
21
Mist
-5°
22
Overcast
-3°
23
Overcast
-1°
24
Moderate rain
-3°
25
Light rain
2°
26
Patchy rain possible
0°
27
Light rain
4°
28
Weather Alert Overcast
-7°
29
Partly cloudy
-7°
30
Partly cloudy
-7°
31
Overcast
-12°

Temperatures trend during January in Dayton

See the weather trend as well as the moving average line

January weather in Dayton day by day

Click on a date for more information
December February
Date Weather Temperatures Rain Snow More
Jan. 1 Overcast
Overcast
 0° /-6° 0 mm 0 cm
Jan. 2 Overcast
Overcast
 1° /-3° 0 mm 0 cm
Jan. 3 Mist
Mist
 0° /-5° 0 mm 0 cm
Jan. 4 Sunny
Sunny
 -2° /-6° 0 mm 0 cm
Jan. 5 Overcast
Overcast
 2° /-4° 0 mm 0 cm
Jan. 6 Heavy snow
Heavy snow
 2° /-2° 32.9 mm 18.7 cm
Jan. 7 Moderate or heavy snow showers
Moderate or heavy snow showers
 1° /-4° 0.5 mm 0.3 cm
Jan. 8 Overcast
Overcast
 1° /-6° 0 mm 0 cm
Jan. 9 Heavy snow
Heavy snow
 8° /-1° 10.3 mm 0.6 cm
Jan. 10 Light snow
Light snow
 2° /-4° 4.5 mm 2.5 cm
Jan. 11 Light snow
Light snow
 1° /-4° 1.4 mm 1 cm
Jan. 12 Overcast
Overcast
 5° /-3° 7 mm 0 cm
Jan. 13 Overcast
Overcast
 2° /-6° 0.2 mm 0 cm
Jan. 14 Overcast
Overcast
 -3° /-10° 0 mm 0 cm
Jan. 15 Overcast
Overcast
 -5° /-11° 0 mm 0 cm
Jan. 16 Overcast
Overcast
 -2° /-9° 0.3 mm 0.2 cm
Jan. 17 Overcast
Overcast
 0° /-7° 0 mm 0 cm
Jan. 18 Heavy snow
Heavy snow
 -1° /-6° 7 mm 2.4 cm
Jan. 19 Overcast
Overcast
 -4° /-12° 1 mm 0.7 cm
Jan. 20 Light snow
Light snow
 -6° /-15° 0.1 mm 0.1 cm
Jan. 21 Mist
Mist
 -5° /-11° 0 mm 0 cm
Jan. 22 Overcast
Overcast
 -3° /-10° 0 mm 0 cm
Jan. 23 Overcast
Overcast
 -1° /-8° 2.1 mm 0 cm
Jan. 24 Moderate rain
Moderate rain
 -3° /-9° 9.4 mm 1.4 cm
Jan. 25 Light rain
Light rain
 2° /-5° 13.2 mm 9.1 cm
Jan. 26 Patchy rain possible
Patchy rain possible
 0° /-6° 0.1 mm 0 cm
Jan. 27 Light rain
Light rain
 4° /-3° 6.9 mm 0 cm
Jan. 28 Overcast
Overcast
 -7° /-26° 0 mm 0 cm
Jan. 29 Partly cloudy
Partly cloudy
 -7° /-19° 0 mm 0 cm
Jan. 30 Partly cloudy
Partly cloudy
 -7° /-11° 0 mm 0 cm
Jan. 31 Overcast
Overcast
 -12° /-20° 0.1 mm 0 cm
Next
Important Notice
Our weather forecast for Dayton in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Dayton forecast closer to your planned date for the most up-to-date weather information.
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Dayton in January - FAQ

What are the expected maximum and minimum temperatures in Dayton during January?

Brace for cold days with temperatures not exceeding 0° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.

How much rainfall should be expected in Dayton during January?

Significant rainfall exceeding 127.7 mm is expected in Dayton during January, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Dayton in January 2026?

Dayton experiences an average snowfall of 38.81 cm during January, occurring over 9 days.

What are the typical wind conditions in Dayton during January?

The average wind speed in Dayton during January is 23 km/h, suggesting breezy to windy conditions, depending on your activities.

Dayton snow forecast January 2026

Track daily snowfall levels and discover Dayton’s snowy potential this January ❄️
On average, Dayton sees 9 snowy days during January, with approximately 38.8 cm of total snowfall.

January rainfall patterns in Dayton

Explore the daily rainfall trends and prepare for Daytons January weather 💧
Typically, Dayton has 8 rainy days in January with a total of 127.7 mm of rainfall.

Quick links

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Location coordinates Where is Dayton?

Get accurate weather forecasts for Dayton, located at latitude 39.759 and longitude -84.192. Stay updated with localized weather information tailored for Dayton.

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