When to paint a house exterior in Rock Island, IL
When to paint in Rock Island, IL
A normal season: plan the job, do not leave it late. The painting window is July to September, with 3 good months a year. The best month is August, at about 18 painting days. Book a painter by May.
If you want the house done in July to September, call for quotes in May or earlier; a job pushed past September is likely to wait until next year. For a deck, the months with enough staining days to spare are May, Jun, Jul, Aug, Sep, Oct.
- under 1Jan
- under 1Feb
- 1Mar
- 2Apr
- 7May
- 9Jun
- 15Jul
- 18Aug
- 13Sep
- 5Oct
- 1Nov
- under 1Dec
Month by month
| Month | Painting days | Staining days | With low-temp paint | Avg low / high |
|---|---|---|---|---|
| January | under 1 | under 1 | under 1 | 16° / 35°F |
| February | under 1 | under 1 | 1 | 17° / 41°F |
| March | 1 | under 1 | 4 | 30° / 55°F |
| April | 2 | 2 | 10 | 39° / 66°F |
| May | 7 | 6 | 15 | 51° / 77°F |
| June | 9 | 6 | 10 | 61° / 87°F |
| July | 15 | 10 | 15 | 64° / 88°F |
| August | 18 | 14 | 18 | 61° / 86°F |
| September | 13 | 11 | 18 | 56° / 83°F |
| October | 5 | 4 | 15 | 43° / 69°F |
| November | 1 | 1 | 6 | 31° / 54°F |
| December | under 1 | under 1 | 1 | 24° / 43°F |
Deck stain does best in August. Low-temperature paint adds about 44 days a year here.
Towns near Rock Island compared
3 of the 6 nearest places get more painting days, the most in Davenport (86 a year, 6 miles north). A gap like that between towns is usually elevation, a coast or a lake, which is why a painter from a few towns over can be on a different schedule. Moline, East Moline are read from the same station as Rock Island, so their numbers match; the real difference is the distance from that station.
| Place | From Rock Island | Painting days a year | Window | Station |
|---|---|---|---|---|
| Moline, IL | 5 mi east | 70 | July to September | same station |
| Davenport, IA | 6 mi north | 86 | June to September | Davenport Municipal Airpt |
| Bettendorf, IA | 9 mi northeast | 86 | June to September | Davenport Municipal Airpt |
| East Moline, IL | 11 mi east | 70 | July to September | same station |
| Muscatine, IA | 25 mi west | 86 | June to September | Davenport Municipal Airpt |
| Clinton, IA | 31 mi northeast | 71 | June to August | Clinton Municipal Airport |
How Rock Island ranks in IL
Of 225 IL places with 10,000 people or more, Rock Island (population 36,434, 51st largest) ranks 201st for painting days, 7 days below the state median of 77. The longest season in the state is Chicago, 131 days, 152 miles east. The shortest is Woodstock at 65. Switching to low-temperature paint here is worth 44 extra days, more than most of the summer months on their own.
Where these numbers come from
Daily records from Quad City International Airport (3.2 miles away), 2015 to 2024, NOAA Global Summary of the Day. A month is good at 12+ painting days and possible at 6+.