FrostList

Winter Prep Checklist for Perris, CA

Here's the order to prep Perris, CA for winter, set by local freeze data. Your first deadline is December 1 — prevent frozen pipes — and the sequence runs through the cold season into spring below.

Your winter prep order for Perris

  1. DecemberDecember 1 — Prevent Frozen PipesSee details →
  2. DecemberDecember 17 — Winterize SprinklersSee details →
  3. DecemberDecember 17 — Winterize Your RVSee details →
  4. DecemberDecember 18 — Store Your MotorcycleSee details →
  5. DecemberDecember 20 — Winterize Your BoatSee details →
  6. DecemberDecember 27 — Test Your Car BatterySee details →
  7. JanuaryJanuary 28 — Test Your Sump PumpSee details →

Dates are local deadlines derived from NOAA 1991–2020 freeze and snowfall normals for Perris. Live outlooks on each linked page can move the urgency earlier.

How the order is set

Each task is pinned to Perris'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.

Data: NOAA 1991–2020 normals via Elsinore, live outlook by Open-Meteo. Sources · Methodology. Last updated: July 11, 2026.