Channel Islands Beach, California Weather
Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →
Channel Islands Beach weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——71°60°—
- MondayJul 6Overcast——69°60°-2°
- TuesdayJul 7Clear——72°59°+3°
- WednesdayJul 8Clear——74°65°+2°
- ThursdayJul 9Clear——75°67°+1°
- FridayJul 10Partly Cloudy——76°68°+1°
- SaturdayJul 11Overcast——76°68°0°
AQI 37 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 9.5 µg/m³, PM10 at 13.1 µg/m³ — typical background levels with no transport signature.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 31 now. With UV 10 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 42 around 1 PM.
- Present
- AQI 31
- UV peak
- 10.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 42
PM × Wind × Precip
PM2.5 at 9.5 µg/m³, PM10 at 13.1 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.73
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
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).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:13 PM
- Moonset
- 11:16 AM
- In sign
- ♓︎ Pisces
Summer heat deepens across the valleys
Channel Islands Beach at a glance
- Today vs. normal: 6°F below the seasonal normal for this latitude
- Last frost: March 12 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Channel Islands Beach
- Sun71°60°1%
- Mon69°60°0%
- Tue72°59°0%
- Wed74°65°0%
- Thu75°67°0%
- Fri76°68°1%
- Sat76°68°2%
- Sun73°67°4%
- Mon77°66°6%
- Tue81°71°4%
- Wed81°72°1%
- Thu81°72°10%
- Fri77°69°10%
- Sat79°69°6%
- Sun77°68°6%
- Mon76°69°7%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, 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 · July 1–5
Summer heat deepens across the valleys
Inland temperatures exceed 95°F regularly; fire danger reaches moderate to high across most of the region.
Day 186 of 365 · Wedge 37 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | lettuce, peas, spinach, radishes | — |
| April | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | — |
| May | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | — | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | — | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | fall brassicas, garlic (overwinter), carrots | — |
| December | — | — |
A year in weather
Channel Islands Beach's warmest month is August (~67°F mean) and its coldest is January (~56°F). Rainfall peaks in February (3.3 inches) and bottoms out in August (0.0 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 56° | 2.9″ | 4 |
| February | 57° | 3.3″ | 4 |
| March | 57° | 2.3″ | 3 |
| April | 59° | 0.7″ | 2 |
| May | 61° | 0.3″ | 1 |
| June | 64° | 0.1″ | 0 |
| July | 67° | 0.0″ | 0 |
| August | 67° | 0.0″ | 0 |
| September | 67° | 0.1″ | 0 |
| October | 65° | 0.5″ | 1 |
| November | 60° | 0.7″ | 2 |
| December | 56° | 2.1″ | 3 |
Regional context
Channel Islands Beach swings from 56°F in January to 67°F in July (11°F) per NOAA NCEI 1991-2020 normals; precipitation in Channel Islands Beach runs about 12.9 inches on roughly 19 measurable days.
Precipitation in Channel Islands Beach peaks in the cool season: February averages 3.3 inches across 3.9 storm-fed days, while August bottoms out at 0.0 inches over just 0.0 rainy days. That groups Channel Islands Beach with places like Port Hueneme, CA, Oxnard, CA and El Rio, CA on the same cool-season storm track.
With a coldest-month mean of 56°F, Channel Islands Beach stays mostly frost-free and grows year-round. The August peak near 67°F is Channel Islands Beach's real limit, pushing cool-season vegetables to spring and fall. Channel Islands Beach's coastal lots stay 4-7°F milder overnight than Channel Islands Beach's inland parcels.
Similar climates: Port Hueneme, CA, Oxnard, CA, El Rio, CA, San Buenaventura, CA, Saticoy, CA.
Frequently asked
- When does it freeze in Channel Islands Beach?
- In Channel Islands Beach, expect the last spring frost near mid-March; Channel Islands Beach's first autumn frost comes around mid-December.
- What is the rainy season in Channel Islands Beach?
- February is the wettest month in Channel Islands Beach, about 3.3 inches on average; the year totals roughly 13 inches.
- What is the warmest month in Channel Islands Beach?
- The warmest stretch in Channel Islands Beach comes in August, around 67°F on average.
- What is the coldest month in Channel Islands Beach?
- On average January is the chilliest month in Channel Islands Beach, about 56°F.
- When can I start a vegetable garden in Channel Islands Beach?
- Frost-hardy sowings begin at mid-March in Channel Islands Beach; warm-season starts follow two weeks on.
- How many rainy days does Channel Islands Beach get?
- Expect roughly 19 wet days a year in Channel Islands Beach.
- What hardiness zone is Channel Islands Beach?
- Channel Islands Beach sits in the USDA zone set by January lows near 56°F; the USDA ZIP tool gives the band.
- What is the 10-day forecast for Channel Islands Beach?
- Channel Islands Beach'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 Channel Islands Beach?
- See this week's day-by-day rain chances for Channel Islands Beach in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Channel Islands Beach?
- Current conditions for Channel Islands Beach and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Channel Islands Beach forecast updated?
- The Channel Islands Beach forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Channel Islands Beach?
- Today's sunrise and sunset times for Channel Islands Beach are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Channel Islands Beach?
- The next few days in Channel Islands Beach's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Channel Islands Beach, California has a hot-summer Mediterranean climate: January averages roughly 56°F, July about 67°F, 11°F between them.
Rain and snow bring Channel Islands Beach roughly 13 inches a year across approximately 19 measurable-precipitation days.
At 34.2°N, Channel Islands Beach's 11°F summer-to-winter swing sets when Channel Islands Beach's gardens wake and when frost returns.
ZIP codes in Channel Islands Beach
- 93035