Visalia, California Weather
Coastal fog thickens at dawn. Day 77 of spring. Read this microseason across nine climate regions →
Visalia weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 3Overcast——96°62°—
- ThursdayJun 4Clear——98°64°+2°
- FridayJun 5Overcast——104°65°+6°
- SaturdayJun 6Overcast——99°61°-5°
- SundayJun 7Mostly Clear——93°52°-6°
- MondayJun 8Overcast——94°51°+1°
- TuesdayJun 9Partly Cloudy——89°56°-5°
PM2.5/PM10 ratio 0.47 with 6 mph wind — characteristic of long-range haze transport rather than a local source. AQI up 40 in the last 6 hours — air quality is degrading.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 6 AM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 60 now. With UV 0.0 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 14 by mid-afternoon.
- Present
- AQI 60
- UV peak
- 0.0 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 14
PM × Wind × Precip
PM2.5/PM10 ratio 0.47 with 6 mph wind — characteristic of long-range haze transport rather than a local source.
- PM2.5/PM10
- 0.47
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- transport
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).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 6:18 AM
- Moonset
- 4:15 PM
- In sign
- ♑︎ Capricorn
Coastal fog thickens at dawn
Visalia at a glance
- Today vs. normal: 80°F — typical for the season
- Last frost: March 25 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 4, 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.
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
July brings Visalia's warmest temperatures (~80°F mean) while December delivers its coldest (~47°F). Rainfall peaks in January (2.0 inches) and bottoms out in August (0.0 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 47° | 2.0″ | 5 |
| February | 51° | 1.6″ | 5 |
| March | 56° | 1.8″ | 4 |
| April | 61° | 1.0″ | 2 |
| May | 68° | 0.4″ | 1 |
| June | 75° | 0.1″ | 0 |
| July | 80° | 0.0″ | 0 |
| August | 79° | 0.0″ | 0 |
| September | 74° | 0.1″ | 0 |
| October | 65° | 0.6″ | 1 |
| November | 54° | 1.0″ | 2 |
| December | 47° | 1.8″ | 4 |
Regional context
Visalia falls within a hot-summer Mediterranean climate region — a cohort that shares similar temperature ranges, seasonal patterns, and growing conditions across nearby cities.
Similar climates: Los Angeles, CA, San Francisco, CA, San Diego, CA, Riverside, CA, Sacramento, CA.
Naturalist notes
Valley oaks begin dropping their acorns in late September as temperatures cool.
Western bluebirds return to the area in March, their blue wings flashing through orchards as nesting season begins.
Frequently asked
- When does it freeze in Visalia?
- Visalia's last spring frost typically falls around mid-April, and the first fall frost arrives around mid-November.
- What is the rainy season in Visalia?
- January brings the wettest conditions with about 2.0 inches of rain on average; the city receives roughly 10 inches annually.
- What is the warmest month in Visalia?
- July typically delivers the warmest weather, averaging about 80°F.
- What is the coldest month in Visalia?
- December typically brings the coldest temperatures, averaging about 47°F.
- When can I start a vegetable garden in Visalia?
- 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 Visalia get?
- Visalia averages about 26 rainy days per year.
- What hardiness zone is Visalia?
- Visalia's USDA 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
Visalia, California experiences a hot-summer Mediterranean climate zone. January temperatures hover near 47°F while July averages 80°F — a 33°F seasonal swing.
Throughout the year, Visalia receives about 10 inches of precipitation spread over roughly 26 rainy days.
Latitude (36.3°N), proximity to large water bodies, and elevation establish the rhythm of the year — all of which shape what grows here, when frost is likely, and what the weather story looks like day to day.