Inverness, IL Weather & Climate Normals
Inverness's real weather, in one number
Inverness, IL scores 43/100 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.
Inverness's hottest and coldest months
Inverness's hottest month is Jul, averaging 72°F; its coldest is Jan, averaging 21°F, a 50.9°F swing across the year, one of the widest gaps in this dataset.
Inverness's weather across the year
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 29°F | 13°F | 2.07in | 12.6in |
| Feb | 33°F | 16°F | 1.9in | 8.5in |
| Mar | 45°F | 27°F | 2.35in | 4.6in |
| Apr | 58°F | 37°F | 3.95in | 1.1in |
| May | 69°F | 48°F | 5.15in | 0in |
| Jun | 78°F | 58°F | 4.6in | 0in |
| Jul | 81°F | 63°F | 4.02in | 0in |
| Aug | 79°F | 61°F | 4.58in | 0in |
| Sep | 72°F | 54°F | 3.65in | 0in |
| Oct | 60°F | 42°F | 3.39in | 0.1in |
| Nov | 46°F | 30°F | 2.58in | 2in |
| Dec | 34°F | 20°F | 2.19in | 9.6in |
May, Jun, Jul, Aug, and Sep are the best time to see Inverness at its mildest; the rest of the year, plan around Jan's cold.
Rain and snow in Inverness
Inverness averages 40.43in of precipitation a year across roughly 131 days with measurable rain or snow, and 38.5in of snow a year.
Where Inverness ranks
Inverness ranks 4101 of 4876 US cities in this dataset for comfort score, and 276 of 330 within IL. About 7,428 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Barrington 3sw, IL US, 3.2 miles from Inverness, not a prediction for any specific day.
More on how this is worked out
How the comfort score is calculated · Why some cities show no snow or rain figure