Artesia, California Weather
Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →
Artesia weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Foggy——85°65°—
- MondayJul 6Partly Cloudy——86°61°+1°
- TuesdayJul 7Mostly Clear——88°64°+2°
- WednesdayJul 8Clear——91°71°+3°
- ThursdayJul 9Clear——89°72°-2°
- FridayJul 10Overcast——85°71°-4°
- SaturdayJul 11Overcast——81°71°-4°
AQI 61 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 18.9 µg/m³ (AQI 69) with a 0.82 fine-to-coarse ratio and 4 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 18.9 µg/m³ (AQI 69) with a 0.82 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.82
- 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).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:08 PM
- Moonset
- 11:11 AM
- In sign
- ♓︎ Pisces
Summer heat deepens across the valleys
Artesia at a glance
- Today vs. normal: 78°F — typical for the season
- Last frost: March 10 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 90701
16-Day Forecast — Artesia
- Sun85°65°0%
- Mon86°61°0%
- Tue88°64°0%
- Wed91°71°0%
- Thu89°72°0%
- Fri85°71°0%
- Sat81°71°0%
- Sun88°71°1%
- Mon95°74°6%
- Tue97°76°9%
- Wed97°76°3%
- Thu98°82°10%
- Fri98°79°10%
- Sat92°77°10%
- Sun97°76°19%
- Mon98°76°19%
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
Artesia's warmest month is August (~73°F mean) and its coldest is January (~54°F). Rainfall peaks in February (2.5 inches) and bottoms out in August (0.0 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 54° | 2.3″ | 9 |
| February | 56° | 2.5″ | 8 |
| March | 58° | 2.0″ | 9 |
| April | 61° | 0.9″ | 7 |
| May | 64° | 0.3″ | 4 |
| June | 68° | 0.0″ | 2 |
| July | 72° | 0.1″ | 1 |
| August | 73° | 0.0″ | 0 |
| September | 72° | 0.0″ | 2 |
| October | 68° | 0.3″ | 3 |
| November | 60° | 1.1″ | 6 |
| December | 54° | 1.8″ | 7 |
Regional context
Artesia's climate, from NOAA NCEI 1991-2020 station normals, pairs 54°F Januarys with 72°F Julys — a 18°F swing. About 11.3 inches of precipitation falls over roughly 57 days a year.
Cool-season fronts carry Artesia's rain: February logs 2.5 inches on 7.6 days, against August's 0.0 inches on 0.2 — winter does the heavy lifting in Artesia. That groups Artesia with places like Cerritos, CA, La Palma, CA and Hawaiian Gardens, CA on the same cool-season storm track.
Freezes are uncommon in Artesia, where the coldest month averages 54°F; cool-season crops grow fall through spring. Summer heat in August (about 73°F) is the binding constraint, not cold. Within Artesia, low or inland lots lose 3-5°F overnight versus Artesia's coastal ground.
Similar climates: Cerritos, CA, La Palma, CA, Hawaiian Gardens, CA, Norwalk, CA, Lakewood, CA.
Frequently asked
- When does it freeze in Artesia?
- In Artesia, expect the last spring frost near mid-March; Artesia's first autumn frost comes around mid-December.
- What is the rainy season in Artesia?
- Artesia sees its heaviest rain in February (around 2.5 inches), part of roughly 11 inches a year.
- What is the warmest month in Artesia?
- Artesia peaks in August, when the mean runs near 73°F.
- What is the coldest month in Artesia?
- January is Artesia's coldest month, averaging about 54°F.
- When can I start a vegetable garden in Artesia?
- Around mid-March, start frost-hardy crops in Artesia; tomatoes and basil belong a fortnight later.
- How many rainy days does Artesia get?
- Artesia records around 57 days of measurable precipitation annually.
- What hardiness zone is Artesia?
- Because Artesia bottoms near 54°F in January, that winter low sets Artesia's USDA zone — verify by ZIP.
- What is the 10-day forecast for Artesia?
- Artesia'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 Artesia?
- See this week's day-by-day rain chances for Artesia in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Artesia?
- Current conditions for Artesia and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Artesia forecast updated?
- The Artesia forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Artesia?
- Today's sunrise and sunset times for Artesia 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 Artesia?
- The next few days in Artesia's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Set in a hot-summer Mediterranean zone, Artesia, California swings from 54°F in the heart of winter to 72°F at midsummer — a 18°F arc.
Across the year, Artesia collects about 11 inches of precipitation over roughly 57 days with measurable rain or snow.
Artesia's 18°F range, set by its 33.9°N position, drives frost timing and what thrives in Artesia.
ZIP codes in Artesia
- 90701
- 90702