Sausalito, California Weather
Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →
Sausalito weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Foggy——59°52°—
- MondayJul 6Foggy——57°52°-2°
- TuesdayJul 7Foggy——69°52°+12°
- WednesdayJul 8Mostly Clear——74°50°+5°
- ThursdayJul 9Partly Cloudy——75°53°+1°
- FridayJul 10Overcast——75°52°0°
- SaturdayJul 11Overcast——76°54°+1°
AQI 27 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points).
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
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
- 11:29 PM
- Moonset
- 11:29 AM
- In sign
- ♓︎ Pisces
Summer heat deepens across the valleys
Sausalito at a glance
- Today vs. normal: 17°F below the seasonal normal for this latitude
- Last frost: April 3 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 94965
16-Day Forecast — Sausalito
- Sun59°52°3%
- Mon57°52°1%
- Tue69°52°0%
- Wed74°50°0%
- Thu75°53°0%
- Fri75°52°0%
- Sat76°54°1%
- Sun76°53°1%
- Mon89°59°3%
- Tue75°58°5%
- Wed64°56°0%
- Thu94°61°1%
- Fri93°63°0%
- Sat99°67°0%
- Sun75°56°3%
- Mon73°53°3%
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 | — | — |
| 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
The year in Sausalito tops out in September (~63°F) and dips lowest in January (~52°F), with December wettest at 4.8 inches and July driest at 0.0 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 52° | 4.4″ | 8 |
| February | 54° | 4.4″ | 8 |
| March | 56° | 3.1″ | 7 |
| April | 56° | 1.6″ | 4 |
| May | 58° | 0.7″ | 2 |
| June | 60° | 0.2″ | 1 |
| July | 60° | 0.0″ | 0 |
| August | 62° | 0.1″ | 0 |
| September | 63° | 0.1″ | 0 |
| October | 62° | 0.9″ | 2 |
| November | 57° | 2.6″ | 5 |
| December | 53° | 4.8″ | 8 |
Regional context
Sausalito's climate, from NOAA NCEI 1991-2020 station normals, pairs 52°F Januarys with 60°F Julys — a 8°F swing. About 22.9 inches of precipitation falls over roughly 45 days a year.
Sausalito's moisture rides winter storm tracks: December brings 4.8 inches over 8.0 wet days, while July sees only 0.0 inches across 0.0 days in the dry warm season. It is a winter-storm rhythm Sausalito shares with places like Marin City, CA, Belvedere, CA and Tiburon, CA.
Freezes are uncommon in Sausalito, where the coldest month averages 52°F; cool-season crops grow fall through spring. Summer heat in September (about 63°F) is the binding constraint, not cold. Sausalito's coastal lots stay 4-7°F milder overnight than Sausalito's inland parcels.
Similar climates: Marin City, CA, Belvedere, CA, Tiburon, CA, Strawberry, CA, Tamalpais-Homestead Valley, CA.
Frequently asked
- When does it freeze in Sausalito?
- Sausalito's last spring frost lands near mid-April, and in Sausalito the first fall frost follows around mid-November.
- What is the rainy season in Sausalito?
- Rainfall in Sausalito peaks in December near 4.8 inches, out of about 23 inches annually.
- What is the warmest month in Sausalito?
- On average September tops the year in Sausalito at about 63°F.
- What is the coldest month in Sausalito?
- The coldest stretch in Sausalito falls in January, around 52°F on average.
- When can I start a vegetable garden in Sausalito?
- Hardy spring crops go in near mid-April in Sausalito; tender peppers and squash wait 10–14 days.
- How many rainy days does Sausalito get?
- Expect roughly 45 wet days a year in Sausalito.
- What hardiness zone is Sausalito?
- With January around 52°F, Sausalito's zone reflects that minimum — the USDA ZIP map confirms Sausalito's band.
- What is the 10-day forecast for Sausalito?
- Sausalito'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 Sausalito?
- See this week's day-by-day rain chances for Sausalito in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Sausalito?
- Current conditions for Sausalito and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Sausalito forecast updated?
- The Sausalito forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Sausalito?
- Today's sunrise and sunset times for Sausalito 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 Sausalito?
- The next few days in Sausalito's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
In Sausalito, California, the hot-summer Mediterranean climate runs from about 52°F in January to 60°F in July, a 8°F seasonal range.
Rain and snow bring Sausalito roughly 23 inches a year across approximately 45 measurable-precipitation days.
Sausalito's 8°F range, set by its 37.9°N position, drives frost timing and what thrives in Sausalito.
ZIP codes in Sausalito
- 94965
- 94966