Winter Prep Checklist for San Rafael, CA
Here's the order to prep San Rafael, CA for winter, set by local freeze data. Your first deadline is November 30 — prevent frozen pipes — and the sequence runs through the cold season into spring below.
Your winter prep order for San Rafael
- NovemberNovember 30 — Prevent Frozen PipesSee details →
- DecemberDecember 14 — Winterize SprinklersSee details →
- DecemberDecember 14 — Winterize Your RVSee details →
- DecemberDecember 17 — Winterize Your BoatSee details →
- DecemberDecember 18 — Store Your MotorcycleSee details →
- DecemberDecember 24 — Test Your Car BatterySee details →
- JanuaryJanuary 16 — Test Your Sump PumpSee details →
All nine San Rafael deadlines, from NOAA California freeze and snowfall normals, plotted across the season.
Dates are local deadlines derived from NOAA 1991–2020 freeze and snowfall normals for San Rafael. Live outlooks on each linked page can move the urgency earlier.
How the order is set
Each task is pinned to San Rafael's own NOAA 1991–2020 freeze and snowfall normals, then ordered by its local deadline. Sprinklers, RVs, and boats key off the first 28°F freeze; pipes and motorcycles off the first freezing night; snow blowers and roofs off the first plowable snow. Follow any link for the live outlook and a checklist. Helping family or friends nearby? Compare the full winter checklist for San Mateo and San Ramon.
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Winter prep in San Rafael: related searches
This page answers the questions San Rafael homeowners search every fall: when to winterize sprinklers in San Rafael, when the first freeze usually hits California, when to blow out irrigation lines, protect pipes, and get the snow blower serviced — all from the nearest NOAA station, not a national average.
Data: NOAA 1991–2020 normals via Kentfield, live outlook by Open-Meteo. Sources · Methodology. Last updated: July 25, 2026.