Orange, California Weather
Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →
Orange weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——84°66°—
- MondayJul 6Overcast——84°63°0°
- TuesdayJul 7Partly Cloudy——89°64°+5°
- WednesdayJul 8Clear——92°69°+3°
- ThursdayJul 9Clear——93°70°+1°
- FridayJul 10Overcast——91°70°-2°
- SaturdayJul 11Overcast——85°71°-6°
AQI 61 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 18.4 µg/m³ (AQI 68) with a 0.82 fine-to-coarse ratio and 6 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
Ozone × UV × Sky
Ozone at AQI 32 now. With UV 12 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 50 around 1 PM.
- Present
- AQI 32
- UV peak
- 11.7 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 50
PM × Wind × Precip
PM2.5 at 18.4 µg/m³ (AQI 68) with a 0.82 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.82
- Wind
- light
- 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
- 11:07 PM
- Moonset
- 11:10 AM
- In sign
- ♓︎ Pisces
Summer heat deepens across the valleys
Orange at a glance
- Today vs. normal: 3°F above the seasonal normal for this latitude
- 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 codes: 92865, 92866, 92867, 92868, 92869
16-Day Forecast — Orange
- Sun84°66°1%
- Mon84°63°1%
- Tue89°64°0%
- Wed92°69°0%
- Thu93°70°0%
- Fri91°70°0%
- Sat85°71°0%
- Sun88°70°2%
- Mon95°71°5%
- Tue98°76°10%
- Wed96°78°5%
- Thu99°79°10%
- Fri98°79°10%
- Sat93°77°10%
- Sun98°76°19%
- Mon99°74°19%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Orange
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
In Orange, August runs warmest near 77°F and December coldest around 59°F, while January is the wettest month (3.2 inches) and August the driest (0.0 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 60° | 3.2″ | 5 |
| February | 60° | 3.0″ | 5 |
| March | 63° | 1.8″ | 3 |
| April | 65° | 0.7″ | 2 |
| May | 68° | 0.4″ | 1 |
| June | 72° | 0.1″ | 0 |
| July | 76° | 0.1″ | 0 |
| August | 77° | 0.0″ | 0 |
| September | 76° | 0.1″ | 0 |
| October | 71° | 0.6″ | 1 |
| November | 65° | 1.0″ | 2 |
| December | 59° | 2.4″ | 4 |
Regional context
Per NOAA NCEI 1991-2020 normals, Orange runs from a 60°F January mean to 76°F in July, a 16°F seasonal spread, with near 13.5 inches of precipitation across about 23 wet days.
Orange's moisture rides winter storm tracks: January brings 3.2 inches over 4.5 wet days, while August sees only 0.0 inches across 0.0 days in the dry warm season. That groups Orange with places like Villa Park, CA, Anaheim, CA and North Tustin, CA on the same cool-season storm track.
Hard freezes are rare in Orange: the coldest month averages 59°F, so Orange's growing window runs most of the year. August is the hottest stretch near 77°F, pushing cool-season crops to the milder shoulder months. Across Orange, elevation and tree cover drive a 4-7°F spread in Orange's overnight lows.
Similar climates: Villa Park, CA, Anaheim, CA, North Tustin, CA, Tustin, CA, Placentia, CA.
Naturalist notes
By late May, cliff swallows that arrived in March are finishing their gourd-shaped mud nests under bridges and eaves, their chicks audible before they fledge.
In dry open lots, California buckwheat pushes its dusty white flower clusters into full display, signaling that soil temperatures have stabilized well above 60°F.
Frequently asked
- When does it freeze in Orange?
- In Orange, expect the last spring frost near mid-March; Orange's first autumn frost comes around mid-December.
- What is the rainy season in Orange?
- Rainfall in Orange peaks in January near 3.2 inches, out of about 14 inches annually.
- What is the warmest month in Orange?
- The warmest stretch in Orange comes in August, around 77°F on average.
- What is the coldest month in Orange?
- On average December is the chilliest month in Orange, about 59°F.
- When can I start a vegetable garden in Orange?
- Orange's last frost (mid-March) cues hardy greens; in Orange, hold heat-lovers two weeks past.
- How many rainy days does Orange get?
- Orange records around 23 days of measurable precipitation annually.
- What hardiness zone is Orange?
- Orange's hardiness zone tracks its winter low; with December near 59°F, check the USDA ZIP map for the exact zone.
- What is the 10-day forecast for Orange?
- Orange'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 Orange?
- See this week's day-by-day rain chances for Orange in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Orange?
- Current conditions for Orange and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Orange forecast updated?
- The Orange forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Orange?
- Today's sunrise and sunset times for Orange 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 Orange?
- The next few days in Orange's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Orange, California has a hot-summer Mediterranean climate: January averages roughly 60°F, July about 76°F, 16°F between them.
In a typical year Orange records about 14 inches of precipitation on around 23 days.
At 33.8°N, Orange's 16°F summer-to-winter swing sets when Orange's gardens wake and when frost returns.
ZIP codes in Orange
- 92868
- 92869
- 92866
- 92867
- 92865
- 92856
- 92857
- 92863
- 92864