When to paint a house exterior in Sussex, WI
When to paint in Sussex, 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 18 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
- 1Apr
- 5May
- 13Jun
- 17Jul
- 18Aug
- 16Sep
- 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 | 19° / 34°F |
| February | under 1 | under 1 | 1 | 19° / 38°F |
| March | under 1 | under 1 | 3 | 29° / 48°F |
| April | 1 | 1 | 10 | 37° / 58°F |
| May | 5 | 4 | 16 | 47° / 70°F |
| June | 13 | 11 | 15 | 58° / 80°F |
| July | 17 | 11 | 17 | 65° / 84°F |
| August | 18 | 14 | 18 | 64° / 83°F |
| September | 16 | 15 | 18 | 58° / 78°F |
| October | 5 | 5 | 16 | 45° / 65°F |
| November | 1 | 1 | 7 | 33° / 52°F |
| December | under 1 | under 1 | 2 | 25° / 41°F |
Deck stain does best in September. Low-temperature paint adds about 50 days a year here.
Towns near Sussex compared
2 get fewer, down to 55 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. Lisbon, Pewaukee, Menomonee Falls, Brookfield are read from the same station as Sussex, so their numbers match; the real difference is the distance from that station.
| Place | From Sussex | Painting days a year | Window | Station |
|---|---|---|---|---|
| Lisbon, WI | 2 mi northwest | 77 | June to September | same station |
| Pewaukee, WI | 5 mi south | 77 | June to September | same station |
| Menomonee Falls, WI | 6 mi east | 77 | June to September | same station |
| Hartland, WI | 6 mi west | 55 | July to August | Watertown Municipal Airport |
| Richfield, WI | 7 mi north | 55 | July to August | Watertown Municipal Airport |
| Brookfield, WI | 7 mi southeast | 77 | June to September | same station |
How Sussex ranks in WI
Of 98 WI places with 10,000 people or more, Sussex (population 12,607, 78th largest) ranks 42nd for painting days, 8 days above the state median of 69. The longest season in the state is Appleton, 111 days, 79 miles north. The shortest is Superior at 29. Switching to low-temperature paint here is worth 50 extra days, more than most of the summer months on their own.
Where these numbers come from
Daily records from General Mitchell Internationa (20.4 miles away), 2015 to 2024, NOAA Global Summary of the Day. A month is good at 12+ painting days and possible at 6+.