Hemet, California Weather
Coastal fog thickens at dawn. Day 76 of spring. Read this microseason across nine climate regions →
Hemet weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 3Foggy——94°56°—
- ThursdayJun 4Clear——94°56°0°
- FridayJun 5Clear——94°57°0°
- SaturdayJun 6Overcast——87°59°-7°
- SundayJun 7Overcast——83°55°-4°
- MondayJun 8Partly Cloudy——90°52°+7°
- TuesdayJun 9Partly Cloudy——90°56°0°
Ozone at AQI 104 now. AQI up 21 in the last 6 hours — air quality is degrading. With UV 9.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 129 by mid-afternoon.
CAUTION Sensitive groups (children, elderly, respiratory conditions) should limit prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 104 now. With UV 9.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 129 by mid-afternoon.
- Present
- AQI 104
- UV peak
- 9.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 129
PM × Wind × Precip
PM2.5/PM10 ratio 0.48 with 7 mph wind — characteristic of long-range haze transport rather than a local source.
- PM2.5/PM10
- 0.48
- 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).
The higher the clouds, the finer the weather.
- Moonrise
- 5:21 AM
- Moonset
- 3:12 PM
- In sign
- ♑︎ Capricorn
Coastal fog thickens at dawn
Hemet at a glance
- Today vs. normal: 12°F above the seasonal normal for this latitude
- Last frost: March 9 (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 3, 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 | 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
August brings Hemet's warmest temperatures (~80°F mean) while December delivers the coldest (~52°F). February sees peak rainfall at 2.8 inches, dropping to just 0.1 inches in June.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 53° | 2.7″ | 4 |
| February | 54° | 2.8″ | 5 |
| March | 58° | 1.7″ | 4 |
| April | 61° | 0.8″ | 2 |
| May | 67° | 0.5″ | 1 |
| June | 73° | 0.1″ | 0 |
| July | 79° | 0.2″ | 0 |
| August | 80° | 0.1″ | 0 |
| September | 76° | 0.3″ | 1 |
| October | 68° | 0.5″ | 1 |
| November | 59° | 0.8″ | 2 |
| December | 52° | 1.9″ | 3 |
Regional context
Hemet falls within a hot-summer Mediterranean climate region — sharing similar temperature ranges, seasonal patterns, and growing conditions with other nearby cities in this climate group.
Similar climates: Los Angeles, CA, San Francisco, CA, San Diego, CA, Riverside, CA, Sacramento, CA.
Naturalist notes
Late April brings the peak blooming period for California poppies across the region's hillsides.
May marks when migrating swallows typically return to establish their nesting colonies under local eaves and bridges.
Frequently asked
- When does it freeze in Hemet?
- Hemet's last spring frost typically occurs around mid-March, with the first fall frost returning around mid-December.
- What is the rainy season in Hemet?
- February receives the most rainfall at about 2.8 inches on average; annual precipitation totals roughly 12 inches.
- What is the warmest month in Hemet?
- August typically brings the warmest weather, averaging about 80°F.
- What is the coldest month in Hemet?
- December usually marks the coldest period, averaging about 52°F.
- When can I start a vegetable garden in Hemet?
- Cool-season crops (peas, lettuce) can be planted around the last spring frost (mid-March); warm-season crops (tomatoes, peppers) should wait until 1–2 weeks after.
- How many rainy days does Hemet get?
- Hemet experiences about 23 rainy days per year on average.
- What hardiness zone is Hemet?
- Hemet's USDA hardiness zone depends on its lowest average winter temperature; use the USDA's online lookup tool with the city ZIP for the current zone designation.
Climate
Hemet, California experiences a hot-summer Mediterranean climate zone. January temperatures hover near 53°F while July averages 79°F — a 26°F seasonal swing.
Annual precipitation in Hemet totals about 12 inches spread over roughly 23 rainy days.
Weather patterns here follow the influence of latitude (33.7°N), proximity to large water bodies, and elevation — factors that determine what grows locally, when frost occurs, and daily weather conditions.