Loomis, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Loomis, a town in Placer County, California.
Tonight
45°F
Partly Cloudy
Partly cloudy, with a low around 45. North wind around 3 mph.
7-day forecast for Loomis
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 45°F | Partly Cloudy | 3 mph N | 4% |
| Wednesday | 68°F | Sunny | 2 to 7 mph NNW | 0% |
| Wednesday Night | 42°F | Partly Cloudy | 3 mph NE | 0% |
| Thursday | 70°F | Sunny | 5 mph NW | 0% |
| Thursday Night | 44°F | Clear | 3 mph NE | 0% |
| Friday | 71°F | Sunny | 3 mph W | 0% |
| Friday Night | 47°F | Clear | 3 mph E | 0% |
| Saturday | 74°F | Sunny | 3 mph ENE | 0% |
| Saturday Night | 48°F | Mostly Clear | 3 mph E | 0% |
| Sunday | 74°F | Mostly Sunny | 3 mph N | 0% |
| Sunday Night | 49°F | Partly Cloudy | 3 mph ENE | 0% |
| Monday | 72°F | Partly Sunny | 3 mph S | 2% |
| Monday Night | 49°F | Partly Cloudy | 2 mph ESE | 2% |
| Tuesday | 72°F | Mostly Sunny | 3 mph SSE | 7% |
Forecast source: National Weather Service (api.weather.gov) for Loomis (38.809, -121.195). Updated through the day.
Growing snapshot for Loomis
Last spring frost
Feb 25
First fall frost
Dec 5
Growing season
286 days
Hardiness zone
9b
More local growing data for Loomis: nearby ZIP 95650 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Auburn, Ca (8.2 mi from Loomis). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.