The best times to visit Dayton for ideal weather are
April 9th to June 17th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Dayton Travel Guide
Other Dayton Travel Info
Weather in Dayton
Average temperatures in Dayton vary drastically. Considering humidity, temperatures feel nice most of the year, excluding some cold weeks in the winter, with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 28th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Dayton, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally late July where highs are regularly around 85.8°F (29.9°C) with temperatures rarely dropping below 65.7°F (18.7°C) at night.
Dayton Temperatures (Fahrenheit)
Dayton Temperatures (Celsius)
The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.
Dayton Perceived Temperature (F)
Dayton Perceived Temperature (C)
Average Dayton Temperatures by Month
Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.
|Month||Avg. High (°F)||Avg. Mean (°F)||Avg. Low (°F)|
|Month||Avg. High (°C)||Avg. Mean (°C)||Avg. Low (°C)|
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Dayton are May, September, and then October. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around late August to early September. For example, on the week of August 27th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early July with an average of 3 days of significant precipitation the week of July 2nd.
When can you find snow in Dayton? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.
Chance of Precipitation
The graph below shows the % chance of rainy and snowy days in Dayton.
Snow on the Ground
The graph below shows the average snow on the ground in Dayton (in).
Average Rain and Snow by Month
|Month||Daily Chance of Rain||Average Snow Depth (in)||Total Precipitation (in)|
|Month||Daily Chance of Rain||Average Snow Depth (cm)||Total Precipitation (cm)|
Humidity and Wind
Dayton has some high humidity months, with other comfortably humid months. The least humid month is April (51% relative humidity), and the most humid month is July (68.9%).
Wind in Dayton is usually calm. The windiest month is February, followed by March and April. February’s average wind speed of around 5.7 knots (6.5 MPH or 10.5 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in mid February where average top sustained speeds reach 13.1 knots, which is considered a moderate breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Dayton.
The graph below shows wind speed (max and average) in knots.
Average Wind Speeds
Show Wind Speeds
All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.
|Month||Avg. Wind||Avg. Wind Feel||Sustained High Wind||High Wind Feel|
|Jan||5.2||Light breeze||11||Significant breeze|
|Feb||5.7||Light breeze||11.8||Significant breeze|
|Mar||5.6||Light breeze||11.4||Significant breeze|
|Apr||5.4||Light breeze||12||Significant breeze|
|May||3.7||Barely noticeable||9.9||Significant breeze|
|Jun||3.2||Barely noticeable||9.7||Gentle breeze|
|Jul||3||Barely noticeable||9.4||Significant breeze|
|Aug||2.6||Barely noticeable||8.3||Gentle breeze|
|Sep||2.7||Barely noticeable||8.1||Significant breeze|
|Oct||3.8||Barely noticeable||9.4||Gentle breeze|
|Nov||4.7||Light breeze||10.2||Significant breeze|
|Dec||5.1||Light breeze||10.5||Gentle breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Dayton?
Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for the United States; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 23, 2019.
The Busiest and Least Crowded Months
The busiest month for tourism in Dayton, TN, US is June, followed by March and July. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Dayton in November. Those willing to visit at these times will likely find it the least expensive month.
Estimated Tourism by Month
Most Popular Months to Visit
Overall Dayton Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel moderate. Highs range from 80.8°F (27.1°C) and 52.4°F (11.3°C) with warmer temperatures in the later months. Rain is somewhat common with 6 to 10 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.
Summer (June through August)
The middle-year months have very comfortable weather with high temperatures that are comfortable. These months see the most precipitation with 7 to 10 days of precipitation per month. June – August is the busiest season for tourism in Dayton, so lodging and other accommodations may cost more than usual.
Fall (September through November)
Fall daily highs range from 80.9°F (27.2°C) and 54.6°F (12.6°C), which will feel comfortable given the humidity and wind. It rains or snows a significant amount: 6 to 7 days per month. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.
Winter (December through February)
Weather is too cold this time of year in Dayton to be enjoyable for warm weather travelers. The average high during this season is between 53.5°F (11.9°C) and 43.5°F (6.4°C). On average, it rains or snows a fair amount: 7 to 10 times per month. These times of year are the slowest with tourists.