Temperatures in January
It's cool to moderate in January in Dayton with an average temperature of 18°C. Temperatures this month range from a low of 15°C to a high of 21°C. At night, you can expect temperatures between 3°C and 10°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Dayton in January. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of January
The month of January starts in Dayton with mild temperatures, averaging around 18°C during the day and nights close to 8°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.
Mid-January
By mid-January, the average daytime temperature rises to around 19°C, with nights close to 8°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
End of January
By the end of January, the average daytime temperature in Dayton will be around 18°C, with nights close to 7°C. A shower might show up, but overall the weather will be dry and sunny.
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Precipitation in January
In January, there is an average of 123 mm of precipitation, spread over 8 days. The wind speed is around 3 Bft, mostly coming from the South.
The average precipitation chance is 26% per day this month. Though it seems pretty low, the weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in January for Dayton. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Dayton in January |
London | ||
|---|---|---|---|
 Average Temperature |
18°C | 8°C | |
 High Temp |
21°C | 9°C | |
| Low Temp |
15°C | 6°C | |
 Total Precipitation |
123 mm | 58 mm | |
| Rainy Days |
8 days | 9 days | |
December
UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is January a good time to visit Dayton?
After some sun? Then January isn’t the best time to be in Dayton. The temperature is pleasant, but there’s too much chance of rain this month.
Check out the climate of Dayton for all months and discover the best travel time
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Daily Temperature in January in Dayton
This chart shows the average daily temperatures, both day and night, for each day in January in Dayton, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in January in Dayton
The chart below shows the average daily precipitation in January for Dayton, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for January, you can expect around 8 days of rain in Dayton.
Daily UV Index in January in Dayton
This chart shows the average daily UV index in January in Dayton, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in January in Dayton Over the Years
This chart shows the average temperature in January in Dayton, measured in degrees Celsius, over the past years.
Total Precipitation in January in Dayton Over the Years
This chart shows the average precipitation in January in Dayton, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in January for Dayton
Click on a specific day in January for detailed info on the typical weather on that day in Dayton. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in January in Dayton
Have you been to Dayton in January?
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Average Weather in Dayton by Month
Click on a month below to see detailed weather info for Dayton. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
