When to go · Quincy, Illinois
Quincy, Illinois, month by month
The best months for Quincy, Illinois: Apr, May, Jun, Sep, Oct. Months to avoid: Jan, Feb, Jul, Aug.
Month by month
- JanuaryAvoidListed as a month to avoid: Jan–Feb (cold, ice), Jul–Aug (heat and humidity).2 °C / -8 °C, 7 rain days36 °F / 18 °F, 7 rain daysCrowds: Low
- FebruaryAvoidListed as a month to avoid: Jan–Feb (cold, ice), Jul–Aug (heat and humidity).5 °C / -6 °C, 7 rain days41 °F / 21 °F, 7 rain daysCrowds: Low · 1 festival or holiday
- MarchGoodOutside the best window (Apr–Jun, Sep–Oct). Across United States: Spring break fills Florida beaches and parks; the desert parks come into season.12 °C / 0 °C, 9 rain days54 °F / 32 °F, 9 rain daysCrowds: Medium · 2 festivals or holidays
- AprilGreatInside Quincy, Illinois's best window: Apr–Jun, Sep–Oct.18 °C / 6 °C, 10 rain days64 °F / 43 °F, 10 rain daysCrowds: Medium · 1 festival or holiday
- MayGreatInside Quincy, Illinois's best window: Apr–Jun, Sep–Oct.24 °C / 12 °C, 11 rain days75 °F / 54 °F, 11 rain daysCrowds: Medium · 1 festival or holiday
- JuneGreatInside Quincy, Illinois's best window: Apr–Jun, Sep–Oct.29 °C / 17 °C, 9 rain days84 °F / 63 °F, 9 rain daysCrowds: High
- JulyAvoidListed as a month to avoid: Jan–Feb (cold, ice), Jul–Aug (heat and humidity).31 °C / 20 °C, 8 rain days88 °F / 68 °F, 8 rain daysCrowds: High · 1 festival or holiday
- AugustAvoidListed as a month to avoid: Jan–Feb (cold, ice), Jul–Aug (heat and humidity).30 °C / 19 °C, 8 rain days86 °F / 66 °F, 8 rain daysCrowds: High
- SeptemberGreatInside Quincy, Illinois's best window: Apr–Jun, Sep–Oct.26 °C / 14 °C, 8 rain days79 °F / 57 °F, 8 rain daysCrowds: Medium · 1 festival or holiday
- OctoberGreatInside Quincy, Illinois's best window: Apr–Jun, Sep–Oct.19 °C / 7 °C, 8 rain days66 °F / 45 °F, 8 rain daysCrowds: Medium
- NovemberMixedOutside the best window (Apr–Jun, Sep–Oct). Across United States: Quiet between holidays; Thanksgiving week is the busiest travel period of the year.11 °C / 1 °C, 8 rain days52 °F / 34 °F, 8 rain daysCrowds: Medium · 1 festival or holiday
- DecemberMixedOutside the best window (Apr–Jun, Sep–Oct). Across United States: Holiday lights in New York, ski season opens; flights and hotels peak around Christmas and New Year.4 °C / -5 °C, 8 rain days39 °F / 23 °F, 8 rain daysCrowds: High · 1 festival or holiday