Moline, IL Weather & Climate Normals
What a normal year in Moline actually looks like
On the 30-year record NOAA keeps for Moline, IL, the comfort score comes out to 38/100, weather-driven: Heat, cold, snow, or rainfall here are heavy enough that they shape daily life for a large part of the year. Only 4 months a year land in the 55–75°F range this site treats as mild.
How much Moline's weather actually swings
Average temperatures in Moline run from 23°F in Jan up to 76°F in Jul, a 52.2°F seasonal swing, one of the widest gaps in this dataset.
Moline, month by month
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 32°F | 15°F | 1.66in | 10.8in |
| Feb | 37°F | 19°F | 1.83in | 8.6in |
| Mar | 50°F | 30°F | 2.62in | 4.4in |
| Apr | 63°F | 40°F | 3.81in | 1.1in |
| May | 74°F | 51°F | 4.67in | 0in |
| Jun | 83°F | 61°F | 5.01in | 0in |
| Jul | 86°F | 65°F | 4.23in | 0in |
| Aug | 84°F | 63°F | 3.97in | 0in |
| Sep | 78°F | 54°F | 3.32in | 0in |
| Oct | 65°F | 43°F | 2.81in | 0.3in |
| Nov | 50°F | 31°F | 2.3in | 2.1in |
| Dec | 37°F | 21°F | 2.04in | 8.8in |
If you're timing a visit, May, Jun, Aug, and Sep are Moline's mildest stretch; if you're moving there, you should plan around Jul's heat and Jan's cold instead.
How wet Moline actually gets
Over a typical year, Moline sees about 38.27in of precipitation a year across roughly 117 days with measurable rain or snow, with 36.1in of snow a year.
Moline against the rest of the country
Out of 4876 cities scored here, Moline comes in at 4689; within IL alone it ranks 298 of 330. Population is about 42,442.
Checking the actual forecast
These figures come from Moline Quad City Intl Ap, IL US, the NOAA station 1.9 miles from Moline, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why this uses the nearest NOAA station · How the comfort score is calculated