Felton, California Weather
Summer solstice light stretched thin. Day 88 of spring. Read this microseason across nine climate regions →
Felton weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 15Foggy——81°51°—
- TuesdayJun 16Foggy——82°55°+1°
- WednesdayJun 17Clear——81°54°-1°
- ThursdayJun 18Overcast——76°51°-5°
- FridayJun 19Mostly Clear——70°49°-6°
- SaturdayJun 20Mostly Clear——75°47°+5°
- SundayJun 21Clear——79°48°+4°
AQI 42 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 12.9 µg/m³ (AQI 58) with a 0.76 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
PM × Wind × Precip
PM2.5 at 12.9 µg/m³ (AQI 58) with a 0.76 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.76
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).








































A summer fog for fair, a winter fog for rain.
- Moonrise
- 5:59 AM
- Moonset
- 8:49 PM
- In sign
- ♊︎ Gemini
Summer solstice light stretched thin
Felton at a glance
- Today vs. normal: 25°F below the seasonal normal for this latitude
- Last frost: March 29 (climatological average for this latitude)
- Microseason: Jun 11–15
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
15-Day Forecast — Felton
- Mon81°52°0%
- Tue82°55°0%
- Wed81°54°0%
- Thu76°51°1%
- Fri70°49°1%
- Sat75°47°3%
- Sun79°48°0%
- Mon81°51°0%
- Tue87°52°0%
- Wed84°49°0%
- Thu81°48°0%
- Fri74°49°0%
- Sat77°51°3%
- Sun84°51°0%
- Mon83°51°0%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of June 15, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
Microseason · June 11–15
Summer solstice light stretched thin
The sun's arc peaks; evening light lingers until past 8:30pm across the coast and Bay Area.
Day 166 of 365 · Wedge 33 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | lettuce, peas, spinach, radishes | — |
| May | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
Felton peaks at about 66°F in August and bottoms near 51°F in January; January brings the heaviest rain (5.5 inches) and July the least (0.1 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 51° | 5.5″ | 15 |
| February | 52° | 5.0″ | 13 |
| March | 53° | 4.1″ | 13 |
| April | 56° | 1.9″ | 9 |
| May | 60° | 0.6″ | 5 |
| June | 62° | 0.1″ | 3 |
| July | 65° | 0.1″ | 9 |
| August | 66° | 0.1″ | 10 |
| September | 66° | 0.1″ | 6 |
| October | 63° | 0.8″ | 7 |
| November | 56° | 3.1″ | 11 |
| December | 51° | 4.5″ | 14 |
Regional context
Per NOAA NCEI 1991-2020 normals, Felton runs from a 51°F January mean to 65°F in July, a 14°F seasonal spread, with near 25.8 inches of precipitation across about 112 wet days.
Cool-season fronts carry Felton's rain: January logs 5.5 inches on 14.7 days, against July's 0.1 inches on 8.5 — winter does the heavy lifting in Felton. That groups Felton with places like Mount Hermon, CA, Ben Lomond, CA and Paradise Park, CA on the same cool-season storm track.
Hard freezes are rare in Felton: the coldest month averages 51°F, so Felton's growing window runs most of the year. August is the hottest stretch near 66°F, pushing cool-season crops to the milder shoulder months. Felton's coastal lots stay 4-7°F milder overnight than Felton's inland parcels.
Similar climates: Mount Hermon, CA, Ben Lomond, CA, Paradise Park, CA, Bonny Doon, CA, Pasatiempo, CA.
Frequently asked
- When does it freeze in Felton?
- Felton's last spring frost lands near mid-April, and in Felton the first fall frost follows around mid-November.
- What is the rainy season in Felton?
- Felton sees its heaviest rain in January (around 5.5 inches), part of roughly 26 inches a year.
- What is the warmest month in Felton?
- August is Felton's warmest month, averaging about 66°F.
- What is the coldest month in Felton?
- Felton bottoms out in January, with a mean near 51°F.
- When can I start a vegetable garden in Felton?
- Frost-hardy sowings begin at mid-April in Felton; warm-season starts follow two weeks on.
- How many rainy days does Felton get?
- Felton records around 112 days of measurable precipitation annually.
- What hardiness zone is Felton?
- Felton's hardiness zone tracks its winter low; with January near 51°F, check the USDA ZIP map for the exact zone.
- What is the 10-day forecast for Felton?
- Felton's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Felton?
- See this week's day-by-day rain chances for Felton in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Felton?
- Current conditions for Felton and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Felton forecast updated?
- The Felton forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Felton?
- Day length in Felton peaks around the June solstice — earliest sunrise and latest sunset — and is shortest near the December solstice.
- How accurate is the weather forecast for Felton?
- The next few days in Felton's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Felton, California occupies a hot-summer Mediterranean zone, with January means near 51°F and July around 65°F — a 14°F swing.
Felton sees close to 26 inches of precipitation annually, falling across some 112 wet days.
The 14°F gap between Felton's summer and winter, at 37.0°N, shapes Felton's frost calendar.
ZIP codes in Felton
- 95018