When to paint a house exterior in West Mifflin, PA
When to paint in West Mifflin, PA
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
- 1Mar
- 3Apr
- 8May
- 13Jun
- 15Jul
- 17Aug
- 16Sep
- 4Oct
- 1Nov
- under 1Dec
Month by month
| Month | Painting days | Staining days | With low-temp paint | Avg low / high |
|---|---|---|---|---|
| January | under 1 | under 1 | 1 | 23° / 40°F |
| February | under 1 | under 1 | 3 | 25° / 46°F |
| March | 1 | under 1 | 4 | 32° / 55°F |
| April | 3 | 2 | 9 | 41° / 66°F |
| May | 8 | 6 | 13 | 52° / 75°F |
| June | 13 | 10 | 15 | 59° / 82°F |
| July | 15 | 9 | 15 | 64° / 86°F |
| August | 17 | 11 | 17 | 63° / 84°F |
| September | 16 | 13 | 18 | 58° / 79°F |
| October | 4 | 4 | 15 | 46° / 68°F |
| November | 1 | 1 | 7 | 34° / 55°F |
| December | under 1 | under 1 | 2 | 29° / 46°F |
Deck stain does best in September. Low-temperature paint adds about 41 days a year here.
Towns near West Mifflin compared
Every one of the 6 closest places lands within three days of West Mifflin's 79 a year, so the season here is the regional season. Munhall, Baldwin, McKeesport, Whitehall, Jefferson Hills, Wilkinsburg are read from the same station as West Mifflin, so their numbers match; the real difference is the distance from that station.
| Place | From West Mifflin | Painting days a year | Window | Station |
|---|---|---|---|---|
| Munhall, PA | 2 mi north | 79 | June to September | same station |
| Baldwin, PA | 3 mi northwest | 79 | June to September | same station |
| McKeesport, PA | 3 mi east | 79 | June to September | same station |
| Whitehall, PA | 4 mi west | 79 | June to September | same station |
| Jefferson Hills, PA | 5 mi southwest | 79 | June to September | same station |
| Wilkinsburg, PA | 6 mi north | 79 | June to September | same station |
How West Mifflin ranks in PA
Of 68 PA places with 10,000 people or more, West Mifflin (population 18,902, 32nd largest) ranks 11th for painting days, 14 days above the state median of 65. The longest season in the state is Indiana, 109 days, 43 miles northeast. The shortest is St. Marys at 39. Switching to low-temperature paint here is worth 41 extra days, more than most of the summer months on their own.
Where these numbers come from
Daily records from Allegheny County Airport (0.9 miles away), 2015 to 2024, NOAA Global Summary of the Day. A month is good at 12+ painting days and possible at 6+.