When to paint a house exterior in Rahway, NJ
When to paint in Rahway, NJ
A normal season: plan the job, do not leave it late. The painting window is May to September, with 5 good months a year. The best month is September, at about 18 painting days. Book a painter by March.
If you want the house done in May to September, call for quotes in March 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
- 4Apr
- 12May
- 15Jun
- 13Jul
- 16Aug
- 18Sep
- 10Oct
- 2Nov
- under 1Dec
Month by month
| Month | Painting days | Staining days | With low-temp paint | Avg low / high |
|---|---|---|---|---|
| January | under 1 | under 1 | 2 | 29° / 42°F |
| February | under 1 | under 1 | 3 | 30° / 46°F |
| March | under 1 | under 1 | 7 | 36° / 53°F |
| April | 4 | 2 | 17 | 45° / 63°F |
| May | 12 | 9 | 17 | 55° / 74°F |
| June | 15 | 12 | 16 | 64° / 81°F |
| July | 13 | 6 | 13 | 71° / 87°F |
| August | 16 | 10 | 16 | 69° / 84°F |
| September | 18 | 14 | 18 | 63° / 78°F |
| October | 10 | 9 | 19 | 52° / 68°F |
| November | 2 | 2 | 12 | 39° / 56°F |
| December | under 1 | under 1 | 4 | 33° / 46°F |
Deck stain does best in September. Low-temperature paint adds about 53 days a year here.
Towns near Rahway compared
Every one of the 6 closest places lands within three days of Rahway's 90 a year, so the season here is the regional season. Linden, Carteret, Roselle, Roselle Park, Westfield, Perth Amboy are read from the same station as Rahway, so their numbers match; the real difference is the distance from that station.
| Place | From Rahway | Painting days a year | Window | Station |
|---|---|---|---|---|
| Linden, NJ | 3 mi northeast | 90 | May to September | same station |
| Carteret, NJ | 3 mi southeast | 90 | May to September | same station |
| Roselle, NJ | 3 mi north | 90 | May to September | same station |
| Roselle Park, NJ | 4 mi north | 90 | May to September | same station |
| Westfield, NJ | 5 mi northwest | 90 | May to September | same station |
| Perth Amboy, NJ | 6 mi south | 90 | May to September | same station |
How Rahway ranks in NJ
Of 116 NJ places with 10,000 people or more, Rahway (population 30,763, 29th largest) ranks 15th for painting days, 18 days above the state median of 71. The longest season in the state is Union City, 92 days, 17 miles northeast. The shortest is Manville at 51. Switching to low-temperature paint here is worth 53 extra days, more than most of the summer months on their own.
Where these numbers come from
Daily records from Linden Airport (1.7 miles away), 2015 to 2024, NOAA Global Summary of the Day. A month is good at 12+ painting days and possible at 6+.