Lower Lake, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lower Lake, a community in Lake County, California.
This Afternoon
55°F
Light Rain
Rain. Mostly cloudy. High near 55, with temperatures falling to around 51 in the afternoon. East wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Lower Lake
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 55°F | Light Rain | 7 mph E | 83% |
| Tonight | 43°F | Chance Light Rain then Patchy Fog | 1 to 7 mph NNE | 42% |
| Wednesday | 65°F | Patchy Fog then Partly Sunny | 2 to 9 mph NW | 0% |
| Wednesday Night | 41°F | Partly Cloudy | 5 to 9 mph NW | 0% |
| Thursday | 71°F | Sunny | 2 to 7 mph NNW | 0% |
| Thursday Night | 44°F | Mostly Clear | 2 mph NW | 0% |
| Friday | 74°F | Sunny | 1 mph NW | 0% |
| Friday Night | 46°F | Mostly Clear | 1 mph NNW | 0% |
| Saturday | 75°F | Sunny | 2 mph E | 0% |
| Saturday Night | 45°F | Mostly Clear | 2 mph W | 0% |
| Sunday | 73°F | Mostly Sunny | 2 mph NW | 0% |
| Sunday Night | 45°F | Mostly Cloudy | 1 mph WNW | 0% |
| Monday | 70°F | Mostly Sunny | 2 mph WNW | 3% |
| Monday Night | 44°F | Partly Cloudy | 2 mph NW | 4% |
Forecast source: National Weather Service (api.weather.gov) for Lower Lake (38.913, -122.607). Updated through the day.
Growing snapshot for Lower Lake
Last spring frost
Apr 10
First fall frost
Nov 6
Growing season
209 days
Hardiness zone
9a
More local growing data for Lower Lake: nearby ZIP 95457 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
Clearlake
Clearlake Oaks
Clearlake Riviera
Cobb
Hidden Valley Lake
Kelseyville
Lakeport
Lucerne
Middletown
Nice
North Lakeport
Soda Bay
Spring Valley
Upper Lake
Climate data from the nearest NOAA station, Clearlake 4 Se, Ca (1 mi from Lower Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.