Dayton, TN Weather & Climate Normals
What a normal year in Dayton actually looks like
On the 30-year record NOAA keeps for Dayton, TN, the comfort score comes out to 50/100, strongly seasonal: Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. Only 5 months a year land in the 55–75°F range this site treats as mild.
How much Dayton's weather actually swings
Average temperatures in Dayton run from 38°F in Jan up to 77°F in Jul, a 39.4°F seasonal swing, a middling gap by national standards.
Dayton, month by month
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 47°F | 28°F | 5.21in | 0.3in |
| Feb | 52°F | 31°F | 5.09in | 0.6in |
| Mar | 61°F | 38°F | 5.33in | 0.4in |
| Apr | 71°F | 46°F | 5.38in | 0in |
| May | 78°F | 55°F | 4.79in | 0in |
| Jun | 85°F | 63°F | 4.5in | 0in |
| Jul | 88°F | 67°F | 5.29in | 0in |
| Aug | 87°F | 66°F | 3.88in | 0in |
| Sep | 82°F | 60°F | 4.82in | 0in |
| Oct | 71°F | 48°F | 3.62in | 0in |
| Nov | 59°F | 37°F | 4.79in | 0in |
| Dec | 50°F | 31°F | 6.04in | 0.3in |
If you're timing a visit, Apr, May, Jun, Sep, and Oct are Dayton's mildest stretch; if you're moving there, you should plan around Jul's heat and Jan's cold instead.
How wet Dayton actually gets
Over a typical year, Dayton sees about 58.74in of precipitation a year across roughly 128 days with measurable rain or snow, with 1.6in of snow a year.
Dayton against the rest of the country
Out of 4876 cities scored here, Dayton comes in at 1890; within TN alone it ranks 42 of 104. Population is about 7,796.
Checking the actual forecast
These figures come from Dayton 2se, TN US, the NOAA station 1.8 miles from Dayton, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why this uses the nearest NOAA station · How the comfort score is calculated