When to paint a house exterior in Hillsborough, CA
When to paint in Hillsborough, CA
A long painting season, with room to reschedule. The painting window is April to October, with 7 good months a year. The best month is July, at about 31 painting days. Book a painter by February.
If you want the house done in April to October, call for quotes in February or earlier; a job pushed past October is likely to wait until next year. For a deck, the months with enough staining days to spare are Apr, May, Jun, Jul, Aug, Sep, Oct, Nov.
- 1Jan
- 3Feb
- 5Mar
- 13Apr
- 25May
- 28Jun
- 31Jul
- 28Aug
- 25Sep
- 22Oct
- 7Nov
- 1Dec
Month by month
| Month | Painting days | Staining days | With low-temp paint | Avg low / high |
|---|---|---|---|---|
| January | 1 | 1 | 15 | 46° / 60°F |
| February | 3 | 1 | 19 | 46° / 64°F |
| March | 5 | 3 | 18 | 48° / 65°F |
| April | 13 | 13 | 25 | 50° / 68°F |
| May | 25 | 25 | 28 | 52° / 70°F |
| June | 28 | 28 | 28 | 55° / 74°F |
| July | 31 | 30 | 31 | 56° / 74°F |
| August | 28 | 26 | 28 | 57° / 75°F |
| September | 25 | 24 | 25 | 57° / 77°F |
| October | 22 | 20 | 25 | 54° / 75°F |
| November | 7 | 5 | 21 | 48° / 66°F |
| December | 1 | under 1 | 16 | 45° / 60°F |
Deck stain does best in July. Low-temperature paint adds about 90 days a year here.
Towns near Hillsborough compared
3 of the 6 nearest places get more painting days, the most in San Mateo (211 a year, 3 miles east). 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. Burlingame, Millbrae, San Bruno are read from the same station as Hillsborough, so their numbers match; the real difference is the distance from that station.
| Place | From Hillsborough | Painting days a year | Window | Station |
|---|---|---|---|---|
| Burlingame, CA | 2 mi north | 188 | April to October | same station |
| San Mateo, CA | 3 mi east | 211 | April to October | San Carlos Airport |
| Millbrae, CA | 4 mi northwest | 188 | April to October | same station |
| Belmont, CA | 5 mi southeast | 211 | April to October | San Carlos Airport |
| Foster City, CA | 6 mi east | 211 | April to October | San Carlos Airport |
| San Bruno, CA | 6 mi northwest | 188 | April to October | same station |
How Hillsborough ranks in CA
Of 376 CA places with 10,000 people or more, Hillsborough (population 11,171, 360th largest) ranks 127th for painting days, 61 days above the state median of 128. The longest season in the state is Santa Clarita, 269 days, 306 miles southeast. The shortest is Susanville at 4. Switching to low-temperature paint here is worth 90 extra days, more than most of the summer months on their own.
Where these numbers come from
Daily records from San Francisco International A (4.4 miles away), 2015 to 2024, NOAA Global Summary of the Day. A month is good at 12+ painting days and possible at 6+.