Harriman, TN Weather & Climate Normals
Harriman's real weather, in one number
Harriman, TN scores 49/100 on this site's reading of NOAA's own 30-year normals: strongly seasonal. Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. 5 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Harriman's hottest and coldest months
Harriman's hottest month is Jul, averaging 78°F; its coldest is Jan, averaging 37°F, a 40.8°F swing across the year, a middling gap by national standards.
Harriman's weather across the year
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 46°F | 28°F | 5.46in | 1.1in |
| Feb | 51°F | 30°F | 5.95in | 0.6in |
| Mar | 61°F | 37°F | 5.37in | 0in |
| Apr | 70°F | 46°F | 5.46in | 0in |
| May | 78°F | 56°F | 4.66in | 0in |
| Jun | 85°F | 64°F | 4.72in | 0in |
| Jul | 88°F | 68°F | 5.21in | 0in |
| Aug | 87°F | 67°F | 3.9in | 0in |
| Sep | 82°F | 61°F | 4.27in | 0in |
| Oct | 72°F | 48°F | 3.22in | 0in |
| Nov | 59°F | 37°F | 4.54in | 0in |
| Dec | 49°F | 32°F | 6.05in | 0.1in |
Apr, May, Jun, Sep, and Oct are the best time to see Harriman at its mildest; the rest of the year, plan around Jul's heat and Jan's cold.
Rain and snow in Harriman
Harriman averages 58.81in of precipitation a year across roughly 115 days with measurable rain or snow, and 1.8in of snow a year.
Where Harriman ranks
Harriman ranks 2257 of 4876 US cities in this dataset for comfort score, and 56 of 104 within TN. About 6,216 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Kingston, TN US, 5.4 miles from Harriman, not a prediction for any specific day.
More on how this is worked out
What a 30-year climate normal actually is · Why this uses the nearest NOAA station