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When to go · Guerneville

Guerneville, month by month

The best months for Guerneville: May, Jun, Jul, Aug, Sep, Oct. Months to avoid: Jan, Feb, Mar.

Month by month

  1. JanuaryAvoidListed as a month to avoid: Jan–Mar (rain, some seasonal closures); summer weekends if you want quiet.14 °C / 4 °C, 12 rain daysCrowds: Low
  2. FebruaryAvoidListed as a month to avoid: Jan–Mar (rain, some seasonal closures); summer weekends if you want quiet.16 °C / 5 °C, 11 rain daysCrowds: Low · 1 festival or holiday
  3. MarchAvoidListed as a month to avoid: Jan–Mar (rain, some seasonal closures); summer weekends if you want quiet.18 °C / 6 °C, 10 rain daysCrowds: Medium · 2 festivals or holidays
  4. AprilGoodOutside the best window (May–Oct for river weather; Sep–Oct for warm days with fewer crowds). Across United States: Good month for the Southwest, Washington cherry blossoms, the South; mountain roads still closed.21 °C / 7 °C, 7 rain daysCrowds: Medium · 1 festival or holiday
  5. MayGreatInside Guerneville's best window: May–Oct for river weather; Sep–Oct for warm days with fewer crowds.24 °C / 9 °C, 4 rain daysCrowds: Medium · 1 festival or holiday
  6. JuneGreatInside Guerneville's best window: May–Oct for river weather; Sep–Oct for warm days with fewer crowds.28 °C / 11 °C, 2 rain daysCrowds: High
  7. JulyGreatInside Guerneville's best window: May–Oct for river weather; Sep–Oct for warm days with fewer crowds.30 °C / 12 °C, 0 rain daysCrowds: High · 1 festival or holiday
  8. AugustGreatInside Guerneville's best window: May–Oct for river weather; Sep–Oct for warm days with fewer crowds.30 °C / 12 °C, 1 rain daysCrowds: High
  9. SeptemberGreatInside Guerneville's best window: May–Oct for river weather; Sep–Oct for warm days with fewer crowds.29 °C / 11 °C, 2 rain daysCrowds: Medium · 1 festival or holiday
  10. OctoberGreatInside Guerneville's best window: May–Oct for river weather; Sep–Oct for warm days with fewer crowds.25 °C / 8 °C, 5 rain daysCrowds: Medium
  11. NovemberMixedOutside the best window (May–Oct for river weather; Sep–Oct for warm days with fewer crowds). Across United States: Quiet between holidays; Thanksgiving week is the busiest travel period of the year.18 °C / 6 °C, 10 rain daysCrowds: Medium · 1 festival or holiday
  12. DecemberMixedOutside the best window (May–Oct for river weather; Sep–Oct for warm days with fewer crowds). Across United States: Holiday lights in New York, ski season opens; flights and hotels peak around Christmas and New Year.14 °C / 4 °C, 12 rain daysCrowds: High · 1 festival or holiday