Jeffersontown, KY Weather & Climate Normals
Jeffersontown's real weather, in one number
Jeffersontown, KY scores 45/100 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. 4 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Jeffersontown's hottest and coldest months
Jeffersontown's hottest month is Jul, averaging 79°F; its coldest is Jan, averaging 35°F, a 43.6°F swing across the year, a middling gap by national standards.
Jeffersontown's weather across the year
| Month | Avg high | Avg low | Precip |
|---|---|---|---|
| Jan | 43°F | 27°F | 3.28in |
| Feb | 48°F | 30°F | 3.27in |
| Mar | 57°F | 38°F | 4.37in |
| Apr | 69°F | 48°F | 4.69in |
| May | 77°F | 57°F | 5.16in |
| Jun | 85°F | 66°F | 4.68in |
| Jul | 88°F | 69°F | 4.56in |
| Aug | 87°F | 68°F | 3.53in |
| Sep | 81°F | 60°F | 3.61in |
| Oct | 69°F | 48°F | 3.65in |
| Nov | 57°F | 38°F | 3.44in |
| Dec | 46°F | 31°F | 3.88in |
Apr, May, Sep, and Oct are the best time to see Jeffersontown at its mildest; the rest of the year, plan around Jul's heat and Jan's cold.
Rain and snow in Jeffersontown
Over a typical year, Jeffersontown sees about 48.12in of precipitation a year across roughly 131 days with measurable rain or snow. That station has no snowfall reading, so none is shown rather than assumed.
Where Jeffersontown ranks
Jeffersontown ranks 3288 of 4876 US cities in this dataset for comfort score, and 69 of 79 within KY. About 29,388 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Louisville Bowman Fld, KY US, 5.3 miles from Jeffersontown, not a prediction for any specific day.
More on how this is worked out
Why some cities show no snow or rain figure · What a 30-year climate normal actually is