Monticello, IN Weather & Climate Normals
What a normal year in Monticello actually looks like
On the 30-year record NOAA keeps for Monticello, IN, the comfort score comes out to 47/100, 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 Monticello's weather actually swings
Average temperatures in Monticello run from 27°F in Jan up to 74°F in Jul, a 47.1°F seasonal swing, one of the widest gaps in this dataset.
Monticello, month by month
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 34°F | 19°F | 2.65in | 5.8in |
| Feb | 39°F | 22°F | 1.79in | 3.5in |
| Mar | 51°F | 31°F | 2.84in | 2.5in |
| Apr | 64°F | 41°F | 3.8in | 0.2in |
| May | 74°F | 52°F | 4.09in | 0in |
| Jun | 82°F | 60°F | 4.64in | 0in |
| Jul | 85°F | 63°F | 4.61in | 0in |
| Aug | 83°F | 61°F | 3.46in | 0in |
| Sep | 78°F | 54°F | 2.93in | 0in |
| Oct | 66°F | 44°F | 3in | 0in |
| Nov | 51°F | 34°F | 2.94in | 0.5in |
| Dec | 39°F | 25°F | 2.29in | 4.7in |
If you're timing a visit, May, Jun, Jul, Aug, and Sep are Monticello's mildest stretch; if you're moving there, you should plan around Jan's cold instead.
How wet Monticello actually gets
Over a typical year, Monticello sees about 39.04in of precipitation a year across roughly 98 days with measurable rain or snow, with 17.2in of snow a year.
Monticello against the rest of the country
Out of 4876 cities scored here, Monticello comes in at 2869; within IN alone it ranks 63 of 126. Population is about 5,519.
Checking the actual forecast
These figures come from Delphi 2 N, IN US, the NOAA station 10.4 miles from Monticello, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why some cities show no snow or rain figure · What a 30-year climate normal actually is