When to paint a house exterior in Upland, CA
When to paint in Upland, CA
A long painting season, with room to reschedule. The painting window is March to January, with 11 good months a year. The best month is May, at about 28 painting days. Book a painter by January.
If you want the house done in March to January, call for quotes in January or earlier; a job pushed past January is likely to wait until next year. For a deck, the months with enough staining days to spare are Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec.
- 13Jan
- 11Feb
- 15Mar
- 24Apr
- 28May
- 23Jun
- 14Jul
- 12Aug
- 18Sep
- 24Oct
- 24Nov
- 15Dec
Month by month
| Month | Painting days | Staining days | With low-temp paint | Avg low / high |
|---|---|---|---|---|
| January | 13 | 13 | 30 | 49° / 67°F |
| February | 11 | 11 | 28 | 49° / 68°F |
| March | 15 | 15 | 30 | 50° / 69°F |
| April | 24 | 24 | 28 | 54° / 75°F |
| May | 28 | 27 | 28 | 56° / 75°F |
| June | 23 | 22 | 23 | 61° / 83°F |
| July | 14 | 14 | 14 | 67° / 91°F |
| August | 12 | 11 | 12 | 69° / 92°F |
| September | 18 | 17 | 18 | 66° / 88°F |
| October | 24 | 22 | 24 | 61° / 82°F |
| November | 24 | 23 | 30 | 54° / 74°F |
| December | 15 | 15 | 29 | 50° / 68°F |
Deck stain does best in May. Low-temperature paint adds about 74 days a year here.
Towns near Upland compared
4 get fewer, down to 114 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. Claremont, Montclair are read from the same station as Upland, so their numbers match; the real difference is the distance from that station.
| Place | From Upland | Painting days a year | Window | Station |
|---|---|---|---|---|
| Claremont, CA | 3 mi west | 220 | March to January | same station |
| Montclair, CA | 4 mi southwest | 220 | March to January | same station |
| Rancho Cucamonga, CA | 5 mi east | 114 | April to June | Ontario International Airport |
| Ontario, CA | 6 mi southeast | 114 | April to June | Ontario International Airport |
| La Verne, CA | 6 mi west | 205 | March to November | Brackett Field Airport |
| Pomona, CA | 7 mi southwest | 205 | March to November | Brackett Field Airport |
How Upland ranks in CA
Of 376 CA places with 10,000 people or more, Upland (population 79,684, 109th largest) ranks 75th for painting days, 92 days above the state median of 128. The longest season in the state is Santa Clarita, 269 days, 52 miles northwest. The shortest is Susanville at 4. Switching to low-temperature paint here is worth 74 extra days, more than most of the summer months on their own.
Where these numbers come from
Daily records from Cable (1.6 miles away), 2015 to 2024, NOAA Global Summary of the Day. A month is good at 12+ painting days and possible at 6+.