When to go · Gurnee
Gurnee, month by month
The best months for Gurnee: May, Jun, Jul, Aug, Sep, Dec. Months to avoid: Jan, Feb, Mar, Nov.
Month by month
- JanuaryAvoidListed as a month to avoid: Nov–Mar (parks closed or limited), peak July weekends.-1 °C / -10 °C, 8 rain days30 °F / 14 °F, 8 rain daysCrowds: Low
- FebruaryAvoidListed as a month to avoid: Nov–Mar (parks closed or limited), peak July weekends.1 °C / -8 °C, 7 rain days34 °F / 18 °F, 7 rain daysCrowds: Low · 1 festival or holiday
- MarchAvoidListed as a month to avoid: Nov–Mar (parks closed or limited), peak July weekends.8 °C / -3 °C, 9 rain days46 °F / 27 °F, 9 rain daysCrowds: Medium · 2 festivals or holidays
- AprilGoodOutside the best window (May–Sep for the parks; Dec for holiday lights at Six Flags). Across United States: Good month for the Southwest, Washington cherry blossoms, the South; mountain roads still closed.14 °C / 3 °C, 11 rain days57 °F / 37 °F, 11 rain daysCrowds: Medium · 1 festival or holiday
- MayGreatInside Gurnee's best window: May–Sep for the parks; Dec for holiday lights at Six Flags.20 °C / 8 °C, 11 rain days68 °F / 46 °F, 11 rain daysCrowds: Medium · 1 festival or holiday
- JuneGreatInside Gurnee's best window: May–Sep for the parks; Dec for holiday lights at Six Flags.26 °C / 14 °C, 10 rain days79 °F / 57 °F, 10 rain daysCrowds: High
- JulyGreatInside Gurnee's best window: May–Sep for the parks; Dec for holiday lights at Six Flags.29 °C / 17 °C, 9 rain days84 °F / 63 °F, 9 rain daysCrowds: High · 1 festival or holiday
- AugustGreatInside Gurnee's best window: May–Sep for the parks; Dec for holiday lights at Six Flags.28 °C / 17 °C, 9 rain days82 °F / 63 °F, 9 rain daysCrowds: High
- SeptemberGreatInside Gurnee's best window: May–Sep for the parks; Dec for holiday lights at Six Flags.24 °C / 12 °C, 8 rain days75 °F / 54 °F, 8 rain daysCrowds: Medium · 1 festival or holiday
- OctoberGoodOutside the best window (May–Sep for the parks; Dec for holiday lights at Six Flags). Across United States: Best all-round month: New England foliage, desert parks, cooler cities. High roads start closing late in the month.17 °C / 6 °C, 9 rain days63 °F / 43 °F, 9 rain daysCrowds: Medium
- NovemberAvoidListed as a month to avoid: Nov–Mar (parks closed or limited), peak July weekends.9 °C / -1 °C, 9 rain days48 °F / 30 °F, 9 rain daysCrowds: Medium · 1 festival or holiday
- DecemberGreatInside Gurnee's best window: May–Sep for the parks; Dec for holiday lights at Six Flags.1 °C / -7 °C, 9 rain days34 °F / 19 °F, 9 rain daysCrowds: High · 1 festival or holiday