Lakeside, California Weather
Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →
Lakeside weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——98°72°—
- MondayJul 6Clear——99°70°+1°
- TuesdayJul 7Clear——104°65°+5°
- WednesdayJul 8Clear——105°65°+1°
- ThursdayJul 9Clear——109°66°+4°
- FridayJul 10Clear——112°70°+3°
- SaturdayJul 11Overcast——115°76°+3°
AQI 89 (Moderate), driven by PM2.5. AQI up 5 over the last 6 hours (gradual rise). PM2.5 at 20.3 µg/m³, PM10 at 79.4 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
Ozone × UV × Sky
Ozone at AQI 35 now. With UV 8.9 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 42 around 1 PM.
- Present
- AQI 35
- UV peak
- 8.9 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 42
PM × Wind × Precip
PM2.5 at 20.3 µg/m³, PM10 at 79.4 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.26
- Wind
- calm
- 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
- 11:13 PM
- Moonset
- 11:15 AM
- In sign
- ♓︎ Pisces
Summer heat deepens across the valleys
Lakeside at a glance
- Today vs. normal: 12°F above the seasonal normal for this latitude
- Last frost: March 18 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 92040
16-Day Forecast — Lakeside
- Sun98°72°3%
- Mon99°70°0%
- Tue104°65°0%
- Wed105°65°0%
- Thu109°66°0%
- Fri112°70°0%
- Sat115°76°1%
- Sun96°72°2%
- Mon105°68°6%
- Tue108°76°7%
- Wed114°76°2%
- Thu114°78°6%
- Fri117°79°6%
- Sat110°79°10%
- Sun114°77°6%
- Mon112°73°6%
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 | 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
The year in Lakeside tops out in July (~84°F) and dips lowest in December (~48°F), with February wettest at 2.0 inches and August driest at 0.0 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 48° | 1.9″ | 13 |
| February | 51° | 2.0″ | 11 |
| March | 54° | 2.0″ | 12 |
| April | 61° | 0.9″ | 8 |
| May | 69° | 0.3″ | 3 |
| June | 76° | 0.0″ | 0 |
| July | 84° | 0.0″ | 1 |
| August | 83° | 0.0″ | 1 |
| September | 76° | 0.1″ | 1 |
| October | 66° | 0.3″ | 2 |
| November | 54° | 1.1″ | 8 |
| December | 48° | 1.7″ | 11 |
Frequently asked
- When does it freeze in Lakeside?
- Lakeside's last spring frost lands near mid-March, and in Lakeside the first fall frost follows around mid-December.
- What is the rainy season in Lakeside?
- Rainfall in Lakeside peaks in February near 2.0 inches, out of about 10 inches annually.
- What is the warmest month in Lakeside?
- July is Lakeside's warmest month, averaging about 84°F.
- What is the coldest month in Lakeside?
- Lakeside bottoms out in December, with a mean near 48°F.
- When can I start a vegetable garden in Lakeside?
- Lakeside's last frost (mid-March) cues hardy greens; in Lakeside, hold heat-lovers two weeks past.
- How many rainy days does Lakeside get?
- Lakeside records around 70 days of measurable precipitation annually.
- What hardiness zone is Lakeside?
- Lakeside's USDA zone comes from its December mean (48°F); enter the ZIP on the USDA lookup for the number.
- What is the 10-day forecast for Lakeside?
- Lakeside'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 Lakeside?
- See this week's day-by-day rain chances for Lakeside in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Lakeside?
- Current conditions for Lakeside and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Lakeside forecast updated?
- The Lakeside forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Lakeside?
- Today's sunrise and sunset times for Lakeside 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 Lakeside?
- The next few days in Lakeside's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Lakeside, California occupies a hot-summer Mediterranean zone, with January means near 48°F and July around 84°F — a 36°F swing.
Across the year, Lakeside collects about 10 inches of precipitation over roughly 70 days with measurable rain or snow.
The 36°F gap between Lakeside's summer and winter, at 35.2°N, shapes Lakeside's frost calendar.
ZIP codes in Lakeside
- 93311
- 93313