Driveway Sealing Weather in California: Best Months by City
Driveway Sealing season in California, city by city: peak months, season boundaries, and annual workable-day counts from NOAA 1991–2020 normals. Los Angeles leads with 331 workable days a year; Victorville runs the shortest at 48.
Across California's 118 listed cities, annual workable days for driveway sealing run from 48 (Victorville) up to 331 (Los Angeles). Every number comes from NOAA 1991–2020 normals scored against the same label ruleset; every city name links to its live 10-day check.
If one month anchors the California calendar it's May, the statewide leader in workable days. Use this page to pick the month, then the city page's 10-day strip to pick the days — and the national driveway sealing guide for the physics behind each rule.
Cities in California
| City | Peak months | Season | Workable days/yr |
|---|---|---|---|
| Los Angeles | Aug, Jul, Sep | year-round | 331 |
| San Francisco | Aug, Jul, Sep | May–November | 193 |
| San Diego | Jul, Aug, Jun | March–November | 221 |
| Riverside | Oct, May, Jun | April–June | 95 |
| Sacramento | May, Oct, Jun | May–June | 94 |
| San Jose | Jul, Aug, Sep | April–October | 186 |
| Fresno | May, Oct, Apr | April–June | 95 |
| Mission Viejo | Aug, Jul, May | April–November | 202 |
| Bakersfield | May, Oct, Jun | April–June | 88 |
| Concord | Jul, Aug, Jun | May–October | 178 |
| Long Beach | Aug, Jul, Sep | March–November | 249 |
| Oakland | Jul, Aug, Sep | April–November | 200 |
| Stockton | May, Oct, Jun | April–June | 73 |
| Oxnard | Jul, Aug, Jun | April–November | 202 |
| Indio | Apr, Oct, Mar | March–April | 52 |
| Victorville | May, Sep, Jun | May–June | 48 |
| Modesto | May, Oct, Sep | May–June | 85 |
| Anaheim | Aug, Jul, Sep | March–November | 258 |
| Antioch | Aug, Jul, Sep | May–October | 158 |
| Santa Ana | Aug, Jul, Sep | March–November | 261 |
| Irvine | Aug, Jul, Sep | April–October | 193 |
| Santa Rosa | Jul, Aug, Jun | June–September | 115 |
| Chula Vista | Aug, Jul, Jun | April–October | 191 |
| Santa Clarita | May, Oct, Jun | September–November | 112 |
| Fremont | Jul, Aug, Sep | April–October | 189 |
| San Bernardino | May, Oct, Jun | May–June | 81 |
| Fontana | May, Oct, Jun | April–June | 125 |
| Moreno Valley | May, Oct, Jun | May–June | 81 |
| Thousand Oaks | Jul, Aug, Jun | May–October | 191 |
| Santa Barbara | Aug, Jul, Sep | April–November | 223 |
| Huntington Beach | Aug, Jul, Jun | February–November | 266 |
| Glendale | Aug, Jul, Sep | April–October | 194 |
| Hemet | May, Oct, Jun | May–June | 84 |
| Ontario | May, Oct, Jun | April–June | 125 |
| Elk Grove | May, Jun, Sep | May–June | 84 |
| Rancho Cucamonga | May, Oct, Jun | April–June | 125 |
| Salinas | Jul, Aug, Sep | May–October | 148 |
| Vallejo | Jul, Aug, Jun | June–September | 113 |
| Oceanside | Aug, Jul, Jun | May–October | 168 |
| Garden Grove | Aug, Jul, Sep | March–November | 261 |
| Lancaster | May, Sep, Jun | May–June | 52 |
| Visalia | May, Oct, Sep | May–June | 96 |
| Palmdale | May, Oct, Jun | May–June | 61 |
| Santa Cruz | Jul, Aug, Sep | June–October | 135 |
| Merced | May, Jun, Sep | May–June | 66 |
| Corona | May, Oct, Jun | May–June | 90 |
| Hayward | Jul, Aug, Jun | May–October | 185 |
| Roseville | May, Sep, Jun | May–June | 68 |
| Sunnyvale | Aug, Jul, Sep | May–October | 178 |
| Fairfield | Jul, Aug, Sep | May–October | 172 |
| Escondido | Aug, Jul, Sep | April–November | 217 |
| Pomona | May, Jun, Oct | April–July | 133 |
| Santa Maria | Aug, Jul, Jun | June–October | 136 |
| Torrance | Aug, Jul, May | March–November | 236 |
| Fullerton | Aug, Jul, Jun | March–November | 245 |
| Orange | Aug, Jul, Sep | March–November | 258 |
| Pasadena | Jul, Oct, Jun | April–July | 159 |
| Santa Clara | Jul, Aug, Sep | April–October | 186 |
| Simi Valley | May, Oct, Jun | May–June | 81 |
| Clovis | May, Oct, Apr | April–June | 95 |
| Yuba City | May, Sep, Jun | May–June | 67 |
| Seaside | Jul, Aug, Sep | May–October | 148 |
| Berkeley | Jul, Aug, Sep | May–October | 155 |
| Redding | May, Oct, Jun | May–June | 54 |
| Gilroy | Aug, Jul, Sep | May–September | 132 |
| Richmond | Jul, Aug, Sep | May–October | 155 |
| Carlsbad | Jul, Aug, Jun | March–November | 237 |
| Murrieta | Aug, Jul, Sep | April–November | 207 |
| East Los Angeles | Aug, Jul, Sep | March–November | 243 |
| Temecula | Aug, Jul, Sep | April–November | 207 |
| Downey | Aug, Jul, Sep | March–November | 249 |
| Costa Mesa | Aug, Jul, Jun | February–November | 266 |
| Menifee | May, Oct, Jun | May–June | 83 |
| San Buenaventura | Jul, Aug, Jun | April–November | 202 |
| Chico | Sep, Jun, Oct | August–October | 127 |
| West Covina | May, Jun, Oct | April–July | 133 |
| Jurupa Valley | May, Oct, Jun | April–June | 111 |
| El Monte | Aug, Jul, Sep | March–November | 243 |
| Inglewood | Aug, Jul, Jun | February–November | 277 |
| Burbank | Aug, Jul, Sep | April–October | 194 |
| El Cajon | Aug, Jul, Sep | April–October | 199 |
| Rialto | Oct, May, Jun | April–June | 104 |
| San Mateo | Jul, Aug, Sep | May–October | 183 |
| Vacaville | May, Jun, Oct | May–June | 58 |
| Daly City | Jul, Aug, Jun | May–November | 182 |
| Hesperia | May, Sep, Jun | May–June | 48 |
| Norwalk | Aug, Jul, Jun | March–November | 245 |
| Vista | Aug, Jul, Sep | April–November | 203 |
| Tracy | May, Oct, Jun | April–June | 113 |
| Arden-Arcade | May, Oct, Jun | May–June | 94 |
| San Marcos | Aug, Jul, Sep | April–November | 217 |
| Manteca | May, Oct, Jun | May–June | 69 |
| Carson | Aug, Jul, May | March–November | 236 |
| Compton | Aug, Jul, Jun | February–November | 277 |
| Chino | May, Oct, Jun | May–June | 90 |
| South Gate | Aug, Jul, Sep | February–November | 268 |
| Santa Monica | Aug, Jul, May | March–November | 270 |
| Westminster | Aug, Jul, Sep | March–November | 261 |
| San Leandro | Jul, Aug, Jun | May–October | 185 |
| Citrus Heights | May, Oct, Jun | May–June | 94 |
| Lake Forest | Jul, Jun, May | March–November | 217 |
| Whittier | Aug, Jul, Jun | March–November | 245 |
| San Ramon | Aug, Jul, Sep | May–October | 158 |
| Livermore | Jul, Aug, Jun | May–October | 143 |
| Hawthorne | Aug, Jul, Jun | February–November | 277 |
| Folsom | May, Oct, Jun | May–June | 94 |
| Newport Beach | Aug, Jul, May | January–November | 310 |
| Mountain View | Aug, Jul, Sep | May–October | 178 |
| Madera | May, Sep, Jun | May–June | 72 |
| Buena Park | Aug, Jul, Jun | March–November | 245 |
| Redwood City | Jul, Aug, Sep | May–October | 152 |
| Napa | Aug, Jul, Sep | May–October | 144 |
| Rancho Cordova | May, Oct, Jun | May–June | 94 |
| Alhambra | Aug, Jul, Sep | March–November | 243 |
| Perris | May, Oct, Jun | May–June | 83 |
| Lakewood | Aug, Jul, Sep | March–November | 249 |
| Turlock | Oct, May, Sep | April–June | 135 |
| Upland | May, Jun, Oct | April–July | 133 |
The rules behind these numbers
| Check | Threshold | Why it matters |
|---|---|---|
| Air temperature | 55–90°F, and rising | Sealer wants 55°F and rising — pavement must be warm enough to cure the emulsion. |
| Overnight low | ≥50°F during the first 24 h | The first 24 hours of cure need overnight lows of 50°F or better. |
| Dry before | ≤0.05" rain in the prior 24 h | Asphalt must be fully dry; sealer will not bond to damp pavement. |
| Dry after | <0.05" rain for 36 h after (48 h cool or shaded driveways want 48 h) | Most sealers list 24–48 dry hours; this site checks 36. |
| Evening dew-point spread | ≥5°F from 6–11 pm | Heavy evening dew can blush an uncured sealcoat. |
| Daytime humidity | ≤85% | Water-based sealer dries by evaporation; humid air stalls it. |
| Wind | ≤20 mph (dust and debris in wet sealer up to 28 mph) | Strong wind drops leaves and grit into the wet coat. |
Always follow your product label — formulas vary. The table above is the typical range across major manufacturers, not a promise about your can.
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