When to paint a house exterior in Onalaska, WI
When to paint in Onalaska, WI
A normal season: plan the job, do not leave it late. The painting window is June to September, with 4 good months a year. The best month is August, at about 17 painting days. Book a painter by April.
If you want the house done in June to September, call for quotes in April 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
- under 1Mar
- 2Apr
- 7May
- 12Jun
- 16Jul
- 17Aug
- 16Sep
- 6Oct
- 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 | 14° / 29°F |
| February | under 1 | under 1 | 1 | 14° / 34°F |
| March | under 1 | under 1 | 4 | 28° / 48°F |
| April | 2 | 2 | 10 | 38° / 60°F |
| May | 7 | 6 | 15 | 51° / 74°F |
| June | 12 | 7 | 13 | 62° / 84°F |
| July | 16 | 10 | 16 | 65° / 86°F |
| August | 17 | 13 | 17 | 63° / 84°F |
| September | 16 | 14 | 19 | 58° / 78°F |
| October | 6 | 6 | 17 | 44° / 63°F |
| November | 1 | 1 | 8 | 32° / 48°F |
| December | under 1 | under 1 | 1 | 22° / 35°F |
Deck stain does best in September. Low-temperature paint adds about 44 days a year here.
Towns near Onalaska compared
2 of the 6 nearest places get more painting days, the most in Rochester (87 a year, 64 miles west); 2 get fewer, down to 64 a year. 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. La Crosse, Holmen are read from the same station as Onalaska, so their numbers match; the real difference is the distance from that station.
| Place | From Onalaska | Painting days a year | Window | Station |
|---|---|---|---|---|
| La Crosse, WI | 5 mi south | 77 | June to September | same station |
| Holmen, WI | 6 mi northwest | 77 | June to September | same station |
| Winona, MN | 26 mi northwest | 86 | June to September | Wioa Municipal-Max Conrad Fd Airport |
| Rochester, MN | 64 mi west | 87 | June to September | St Mary Hospital Heliport |
| Reedsburg, WI | 65 mi east | 65 | July to August | Baraboo Wisconsin Dells Airport |
| Eau Claire, WI | 66 mi north | 64 | July to August | Chippewa Valley Rgnl Airport |
How Onalaska ranks in WI
Of 98 WI places with 10,000 people or more, Onalaska (population 19,898, 43rd largest) ranks 18th for painting days, 8 days above the state median of 69. The longest season in the state is Appleton, 111 days, 142 miles east. The shortest is Superior at 29. 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 La Crosse Municipal Airport (2.5 miles away), 2015 to 2024, NOAA Global Summary of the Day. A month is good at 12+ painting days and possible at 6+.