Weather in Daly City, California
Fog and sun in daily rhythm. Day 59 of spring. Read this microseason across nine climate regions →
- TodayMay 16Clear—64°52°
- SundayMay 17Overcast—73°49°
- MondayMay 18Mostly Clear—74°56°
- TuesdayMay 19Mostly Clear—81°54°
- WednesdayMay 20Overcast—75°54°
- ThursdayMay 21Overcast—74°54°
- FridayMay 22Overcast—70°54°
- PM 2.5
- 8.9 μg/m³
- PM 10
- 14.5 μg/m³
- NO₂
- 2.0 μg/m³
- Ozone
- 84.0 μg/m³
- UV Index
- 2.3 Low
When the dew is on the grass, rain will never come to pass.
- Moonrise
- 1:12 PM
- Moonset
- 3:48 AM
- In sign
- ♉︎ Taurus
Fog and sun in daily rhythm
Daly City at a glance
- Today vs. normal: 14°F below the seasonal normal for this latitude
- Last frost: April 2 (climatological average for this latitude)
- Microseason: 28 of 72, May 16–20
- Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.
Right now in the garden
Warm-season window is open
As of May 17, the last spring frost has passed for most years. Transplant tomatoes, peppers, eggplants, basil, and cucurbits (cucumbers, squash, melons) now. Direct-sow beans and corn into warm soil.
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
Daly City's warmest month is September (~63°F mean) and its coldest is January (~52°F). Rainfall peaks in December (4.8 inches) and bottoms out in July (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
Daly City sits within a hot-summer Mediterranean climate region — a cohort of nearby cities that share similar temperature ranges, seasonal patterns, and growing conditions.
Similar climates: Los Angeles, CA, San Francisco, CA, San Diego, CA, Riverside, CA, Sacramento, CA.
Naturalist notes
By late May, fledgling Violet-green Swallows begin testing their wings over the scrubby slopes, chasing insects above the fog line in the long evening light.
Bush lupines finish their bloom in June, and their seed pods dry and twist open audibly on warm afternoons, scattering seed onto the gritty soil.
Frequently asked
- When does it freeze in Daly City?
- Daly City's last spring frost typically falls around mid-April, and the first fall frost arrives around mid-November.
- What is the rainy season in Daly City?
- December is the wettest month with about 4.8 inches of rain on average; the city receives roughly 23 inches annually.
- What is the warmest month in Daly City?
- September is typically warmest, averaging about 63°F.
- What is the coldest month in Daly City?
- January is typically coldest, averaging about 52°F.
- When can I start a vegetable garden in Daly City?
- Cool-season crops (peas, lettuce) can be sown around the last spring frost (mid-April); warm-season crops (tomatoes, peppers) wait until 1–2 weeks after.
- How many rainy days does Daly City get?
- Daly City averages about 45 rainy days per year.
- What hardiness zone is Daly City?
- Daly City's hardiness zone is determined by its lowest average winter temperature; check the USDA's online lookup with the city ZIP for the current zone designation.
Climate
Daly City, California sits in a hot-summer Mediterranean climate zone. January means hover near 52°F while July averages 60°F — just an 8°F seasonal swing.
Over the course of a year, Daly City receives about 23 inches of precipitation spread over roughly 45 rainy days.
Latitude (37.7°N), proximity to large water bodies, and elevation set the rhythm of the year. All three shape what grows here, when frost is likely, and what the day-to-day weather story looks like.