| National Weather Service Forecast for:
Janesville CA Issued by: National Weather Service Reno, NV |
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| Updated: 9:15 pm PST Dec 22, 2025 | ||||||||||||||||||
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| Overnight |
A 20 percent chance of rain. Mostly cloudy, with a low around 39. Southeast wind around 5 mph. |
| Tuesday |
A 30 percent chance of rain, mainly after 1pm. Snow level 7100 feet. Partly sunny, with a high near 55. South wind 5 to 10 mph, with gusts as high as 25 mph. |
| Tuesday Night |
Rain, mainly after 10pm. Snow level 7400 feet. Low around 39. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible. |
| Wednesday |
Rain. Snow level 6400 feet lowering to 5600 feet. High near 46. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible. |
| Wednesday Night |
Rain. Snow level 5800 feet. Low around 35. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible. |
| Christmas Day |
Rain before 1pm, then rain and snow. Snow level 5200 feet. High near 41. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible. |
| Thursday Night |
Rain and snow, becoming all snow after 10pm. Low around 31. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible. |
| Friday |
Snow, mainly before 4pm. Mostly cloudy, with a high near 38. |
| Friday Night |
A chance of snow, mainly before 10pm. Mostly cloudy, with a low around 21. |
| Saturday |
Mostly sunny, with a high near 35. |
| Saturday Night |
Partly cloudy, with a low around 18. |
| Sunday |
Partly sunny, with a high near 36. |
| Sunday Night |
Mostly cloudy, with a low around 19. |
| Monday |
Mostly sunny, with a high near 38. |
Forecast from NOAA-NWS for Janesville CA.