West Sacramento, California Weather
Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →
West Sacramento weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Partly Cloudy——86°59°—
- MondayJul 6Overcast——85°56°-1°
- TuesdayJul 7Overcast——92°55°+7°
- WednesdayJul 8Clear——99°57°+7°
- ThursdayJul 9Clear——101°61°+2°
- FridayJul 10Overcast——103°61°+2°
- SaturdayJul 11Overcast——103°65°0°
AQI 26 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 5.1 µg/m³, PM10 at 6.8 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
PM × Wind × Precip
PM2.5 at 5.1 µg/m³, PM10 at 6.8 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.75
- 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
- 11:25 PM
- Moonset
- 11:24 AM
- In sign
- ♓︎ Pisces
Summer heat deepens across the valleys
West Sacramento at a glance
- Today vs. normal: 4°F above the seasonal normal for this latitude
- Last frost: April 7 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP codes: 95605, 95691
16-Day Forecast — West Sacramento
- Sun86°59°0%
- Mon85°56°0%
- Tue92°55°0%
- Wed99°57°0%
- Thu101°61°0%
- Fri103°61°1%
- Sat103°65°0%
- Sun84°70°1%
- Mon104°70°2%
- Tue110°72°4%
- Wed108°69°1%
- Thu109°67°3%
- Fri111°73°3%
- Sat108°69°3%
- Sun103°66°3%
- Mon103°61°6%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near West Sacramento
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 | — | — |
| 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
West Sacramento's warmest month is July (~78°F mean) and its coldest is December (~49°F). Rainfall peaks in January (3.9 inches) and bottoms out in July (0.0 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 49° | 3.9″ | 7 |
| February | 53° | 3.6″ | 7 |
| March | 57° | 2.8″ | 6 |
| April | 61° | 1.4″ | 3 |
| May | 68° | 0.9″ | 2 |
| June | 74° | 0.2″ | 1 |
| July | 78° | 0.0″ | 0 |
| August | 77° | 0.0″ | 0 |
| September | 74° | 0.1″ | 0 |
| October | 66° | 0.9″ | 2 |
| November | 55° | 1.8″ | 4 |
| December | 49° | 3.5″ | 6 |
Regional context
In West Sacramento, NOAA NCEI 1991-2020 normals put January near 49°F and July near 78°F — a 29°F seasonal arc — with about 19.2 inches of precipitation over 38 rainy or snowy days.
West Sacramento's moisture rides winter storm tracks: January brings 3.9 inches over 6.6 wet days, while July sees only 0.0 inches across 0.0 days in the dry warm season. That cool-season-wet pattern aligns West Sacramento with places like Sacramento, CA, Fruitridge Pocket, CA and Lemon Hill, CA.
Hard freezes are rare in West Sacramento: the coldest month averages 49°F, so West Sacramento's growing window runs most of the year. July is the hottest stretch near 78°F, pushing cool-season crops to the milder shoulder months. Across West Sacramento, elevation and tree cover drive a 4-7°F spread in West Sacramento's overnight lows.
Similar climates: Sacramento, CA, Fruitridge Pocket, CA, Lemon Hill, CA, Parkway, CA, Freeport, CA.
Frequently asked
- When does it freeze in West Sacramento?
- West Sacramento's last spring frost lands near mid-April, and in West Sacramento the first fall frost follows around mid-November.
- What is the rainy season in West Sacramento?
- January is the wettest month in West Sacramento, about 3.9 inches on average; the year totals roughly 19 inches.
- What is the warmest month in West Sacramento?
- July is West Sacramento's warmest month, averaging about 78°F.
- What is the coldest month in West Sacramento?
- West Sacramento bottoms out in December, with a mean near 49°F.
- When can I start a vegetable garden in West Sacramento?
- Time tomatoes in West Sacramento for two weeks after mid-April; peas and greens start at West Sacramento's frost line.
- How many rainy days does West Sacramento get?
- Expect roughly 38 wet days a year in West Sacramento.
- What hardiness zone is West Sacramento?
- West Sacramento's hardiness zone tracks its winter low; with December near 49°F, check the USDA ZIP map for the exact zone.
- What is the 10-day forecast for West Sacramento?
- West Sacramento'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 West Sacramento?
- See this week's day-by-day rain chances for West Sacramento in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in West Sacramento?
- Current conditions for West Sacramento and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the West Sacramento forecast updated?
- The West Sacramento forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in West Sacramento?
- Today's sunrise and sunset times for West Sacramento 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 West Sacramento?
- The next few days in West Sacramento's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
West Sacramento, California occupies a hot-summer Mediterranean zone, with January means near 49°F and July around 78°F — a 29°F swing.
Rain and snow bring West Sacramento roughly 19 inches a year across approximately 38 measurable-precipitation days.
The 29°F gap between West Sacramento's summer and winter, at 38.6°N, shapes West Sacramento's frost calendar.
ZIP codes in West Sacramento
- 95605
- 95691
- 95798
- 95799
- 95899