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When to go · Suisun City

Suisun City, month by month

The best months for Suisun City: Apr, May, Jun, Jul, Aug, Sep, Oct.

Month by month

  1. JanuaryMixedOutside the best window (Apr–Oct). Across United States: Cold and snowy north and in the mountains; Florida, Hawaii and the desert Southwest are the picks.13 °C (55 °F) / 3 °C (37 °F), 11 rain daysCrowds: Low
  2. FebruaryMixedOutside the best window (Apr–Oct). Across United States: Still winter north; ski season in the Rockies; Presidents' Day weekend busy. Mardi Gras in New Orleans (date varies).16 °C (61 °F) / 5 °C (41 °F), 10 rain daysCrowds: Low · 1 festival or holiday
  3. MarchGoodOutside the best window (Apr–Oct). Across United States: Spring break fills Florida beaches and parks; the desert parks come into season.19 °C (66 °F) / 6 °C (43 °F), 9 rain daysCrowds: Medium · 2 festivals or holidays
  4. AprilGreatInside Suisun City's best window: Apr–Oct.22 °C (72 °F) / 8 °C (46 °F), 5 rain daysCrowds: Medium · 1 festival or holiday
  5. MayGreatInside Suisun City's best window: Apr–Oct.26 °C (79 °F) / 11 °C (52 °F), 3 rain daysCrowds: Medium · 1 festival or holiday
  6. JuneGreatInside Suisun City's best window: Apr–Oct.30 °C (86 °F) / 13 °C (55 °F), 1 rain daysCrowds: High
  7. JulyGreatInside Suisun City's best window: Apr–Oct.33 °C (91 °F) / 15 °C (59 °F), 0 rain daysCrowds: High · 1 festival or holiday
  8. AugustGreatInside Suisun City's best window: Apr–Oct.33 °C (91 °F) / 15 °C (59 °F), 0 rain daysCrowds: High
  9. SeptemberGreatInside Suisun City's best window: Apr–Oct.31 °C (88 °F) / 14 °C (57 °F), 1 rain daysCrowds: Medium · 1 festival or holiday
  10. OctoberGreatInside Suisun City's best window: Apr–Oct.26 °C (79 °F) / 11 °C (52 °F), 3 rain daysCrowds: Medium
  11. NovemberMixedOutside the best window (Apr–Oct). Across United States: Quiet between holidays; Thanksgiving week is the busiest travel period of the year.18 °C (64 °F) / 6 °C (43 °F), 8 rain daysCrowds: Medium · 1 festival or holiday
  12. DecemberMixedOutside the best window (Apr–Oct). Across United States: Holiday lights in New York, ski season opens; flights and hotels peak around Christmas and New Year.13 °C (55 °F) / 3 °C (37 °F), 11 rain daysCrowds: High · 1 festival or holiday

Compare two months

Weather, crowds and prices for any two months in Suisun City, side by side.

  • Verdict

    Apr: Great

    May: Great

  • Daytime high

    Apr: 22 °C (72 °F)

    May: 26 °C (79 °F)

  • Night low

    Apr: 8 °C (46 °F)

    May: 11 °C (52 °F)

  • Rain days

    Apr: 5

    May: 3 (better)

  • Crowds

    Apr: Medium

    May: Medium

  • Prices

    Apr: Medium

    May: Medium

  • Festivals listed

    Apr: 1

    May: 1

April: Inside Suisun City's best window: Apr–Oct.

May: Inside Suisun City's best window: Apr–Oct.

Suisun City: figures are long-term averages from this guide, not a forecast.