Lafayette, IN Weather & Climate Normals
Lafayette's real weather, in one number
Lafayette, IN 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.
Lafayette's hottest and coldest months
Lafayette's hottest month is Jul, averaging 74°F; its coldest is Jan, averaging 26°F, a 47.8°F swing across the year, one of the widest gaps in this dataset.
Lafayette's weather across the year
| Month | Avg high | Avg low | Precip |
|---|---|---|---|
| Jan | 33°F | 18°F | 2.19in |
| Feb | 38°F | 21°F | 1.78in |
| Mar | 50°F | 30°F | 2.73in |
| Apr | 62°F | 40°F | 3.84in |
| May | 73°F | 51°F | 4.04in |
| Jun | 81°F | 60°F | 4.56in |
| Jul | 84°F | 63°F | 4.08in |
| Aug | 83°F | 62°F | 3.12in |
| Sep | 77°F | 54°F | 2.59in |
| Oct | 65°F | 43°F | 2.91in |
| Nov | 50°F | 33°F | 2.87in |
| Dec | 38°F | 24°F | 2.29in |
May, Jun, Jul, Aug, and Sep are the best time to see Lafayette at its mildest; the rest of the year, plan around Jan's cold.
Rain and snow in Lafayette
Over a typical year, Lafayette sees about 37in of precipitation a year across roughly 126 days with measurable rain or snow. That station has no snowfall reading, so none is shown rather than assumed.
Where Lafayette ranks
Lafayette ranks 2039 of 4876 US cities in this dataset for comfort score, and 18 of 126 within IN. About 71,757 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Lafayette Purdue Univ Ap, IN US, 4.0 miles from Lafayette, 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