Potomac Park, California Weather
Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →
Potomac Park weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——98°76°—
- MondayJul 6Clear——99°73°+1°
- TuesdayJul 7Clear——104°61°+5°
- WednesdayJul 8Clear——105°61°+1°
- ThursdayJul 9Clear——108°62°+3°
- FridayJul 10Clear——112°63°+4°
- SaturdayJul 11Overcast——114°74°+2°
AQI 59 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±4 points). PM2.5 at 17.7 µg/m³, PM10 at 59.8 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 42 now. With UV 9.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 52 around 1 PM.
- Present
- AQI 42
- UV peak
- 9.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 52
PM × Wind × Precip
PM2.5 at 17.7 µg/m³, PM10 at 59.8 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.30
- 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
- 11:14 AM
- In sign
- ♓︎ Pisces
Summer heat deepens across the valleys
Potomac Park at a glance
- Today vs. normal: 13°F above the seasonal normal for this latitude
- Last frost: March 19 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Potomac Park
- Sun98°76°1%
- Mon99°73°0%
- Tue104°61°0%
- Wed105°61°0%
- Thu108°62°0%
- Fri112°63°0%
- Sat114°74°1%
- Sun96°71°2%
- Mon105°65°6%
- Tue108°70°7%
- Wed111°76°3%
- Thu114°74°6%
- Fri117°74°6%
- Sat111°77°10%
- Sun113°74°6%
- Mon111°69°6%
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
Potomac Park peaks at about 84°F in July and bottoms near 48°F in December; February brings the heaviest rain (2.0 inches) and August the least (0.0 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 48° | 1.9″ | 13 |
| February | 51° | 2.0″ | 11 |
| March | 54° | 2.0″ | 12 |
| April | 61° | 0.9″ | 8 |
| May | 69° | 0.3″ | 3 |
| June | 76° | 0.0″ | 0 |
| July | 84° | 0.0″ | 1 |
| August | 83° | 0.0″ | 1 |
| September | 76° | 0.1″ | 1 |
| October | 66° | 0.3″ | 2 |
| November | 54° | 1.1″ | 8 |
| December | 48° | 1.7″ | 11 |
Regional context
By the nearest station's NOAA NCEI 1991-2020 normals, Potomac Park sees 48°F Januarys and 84°F Julys, a 35°F range, plus around 10.4 inches of precipitation across 70 days.
Precipitation in Potomac Park peaks in the cool season: February averages 2.0 inches across 10.5 storm-fed days, while August bottoms out at 0.0 inches over just 0.7 rainy days. That cool-season-wet pattern aligns Potomac Park with places like Hillcrest, CA, East Bakersfield, CA and Cottonwood, CA.
Potomac Park rarely sees a hard freeze — its coldest month sits near 48°F — so planting spans most of the calendar. Heat peaks in July around 84°F, which confines cool-season crops to the shoulders of summer. Potomac Park's coastal lots stay 4-7°F milder overnight than Potomac Park's inland parcels.
Similar climates: Hillcrest, CA, East Bakersfield, CA, Cottonwood, CA, Fairfax, CA, Bakersfield Country Club, CA.
Frequently asked
- When does it freeze in Potomac Park?
- In Potomac Park, expect the last spring frost near mid-March; Potomac Park's first autumn frost comes around mid-December.
- What is the rainy season in Potomac Park?
- Potomac Park sees its heaviest rain in February (around 2.0 inches), part of roughly 10 inches a year.
- What is the warmest month in Potomac Park?
- On average July tops the year in Potomac Park at about 84°F.
- What is the coldest month in Potomac Park?
- The coldest stretch in Potomac Park falls in December, around 48°F on average.
- When can I start a vegetable garden in Potomac Park?
- Around mid-March, start frost-hardy crops in Potomac Park; tomatoes and basil belong a fortnight later.
- How many rainy days does Potomac Park get?
- Potomac Park averages about 70 days with measurable rain or snow each year.
- What hardiness zone is Potomac Park?
- Since December in Potomac Park averages 48°F, Potomac Park's USDA zone follows that floor — confirm it by ZIP.
- What is the 10-day forecast for Potomac Park?
- Potomac Park'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 Potomac Park?
- See this week's day-by-day rain chances for Potomac Park in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Potomac Park?
- Current conditions for Potomac Park and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Potomac Park forecast updated?
- The Potomac Park forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Potomac Park?
- Today's sunrise and sunset times for Potomac Park 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 Potomac Park?
- The next few days in Potomac Park'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, Potomac Park, California swings from 48°F in the heart of winter to 84°F at midsummer — a 36°F arc.
Yearly precipitation in Potomac Park totals around 10 inches, spread over about 70 days of rain or snow.
Potomac Park sits at 35.4°N; that 36°F seasonal swing frames planting windows and frost dates across Potomac Park.
ZIP codes in Potomac Park
- 93307