When to go · Lake Forest
Lake Forest, month by month
The best months for Lake Forest: Mar, Apr, May, Sep, Oct, Nov. Months to avoid: Jul, Aug.
Month by month
- JanuaryMixedOutside the best window (Mar–May, Sep–Nov). Across United States: Cold and snowy north and in the mountains; Florida, Hawaii and the desert Southwest are the picks.21 °C / 8 °C, 6 rain days70 °F / 46 °F, 6 rain daysCrowds: Low
- FebruaryMixedOutside the best window (Mar–May, Sep–Nov). Across United States: Still winter north; ski season in the Rockies; Presidents' Day weekend busy. Mardi Gras in New Orleans (date varies).21 °C / 9 °C, 6 rain days70 °F / 48 °F, 6 rain daysCrowds: Low · 1 festival or holiday
- MarchGreatInside Lake Forest's best window: Mar–May, Sep–Nov.22 °C / 10 °C, 5 rain days72 °F / 50 °F, 5 rain daysCrowds: Medium · 2 festivals or holidays
- AprilGreatInside Lake Forest's best window: Mar–May, Sep–Nov.24 °C / 11 °C, 3 rain days75 °F / 52 °F, 3 rain daysCrowds: Medium · 1 festival or holiday
- MayGreatInside Lake Forest's best window: Mar–May, Sep–Nov.24 °C / 14 °C, 1 rain days75 °F / 57 °F, 1 rain daysCrowds: Medium · 1 festival or holiday
- JuneGoodOutside the best window (Mar–May, Sep–Nov). Across United States: Rockies and northern parks open; desert heat builds; hurricane season starts. Book parks months ahead.26 °C / 16 °C, 1 rain days79 °F / 61 °F, 1 rain daysCrowds: High
- JulyAvoidListed as a month to avoid: Jul–Aug (inland heat), holiday weekends on I-5.29 °C / 18 °C, 0 rain days84 °F / 64 °F, 0 rain daysCrowds: High · 1 festival or holiday
- AugustAvoidListed as a month to avoid: Jul–Aug (inland heat), holiday weekends on I-5.30 °C / 18 °C, 0 rain days86 °F / 64 °F, 0 rain daysCrowds: High
- SeptemberGreatInside Lake Forest's best window: Mar–May, Sep–Nov.30 °C / 17 °C, 1 rain days86 °F / 63 °F, 1 rain daysCrowds: Medium · 1 festival or holiday
- OctoberGreatInside Lake Forest's best window: Mar–May, Sep–Nov.27 °C / 14 °C, 2 rain days81 °F / 57 °F, 2 rain daysCrowds: Medium
- NovemberGreatInside Lake Forest's best window: Mar–May, Sep–Nov.24 °C / 10 °C, 3 rain days75 °F / 50 °F, 3 rain daysCrowds: Medium · 1 festival or holiday
- DecemberMixedOutside the best window (Mar–May, Sep–Nov). Across United States: Holiday lights in New York, ski season opens; flights and hotels peak around Christmas and New Year.21 °C / 7 °C, 5 rain days70 °F / 45 °F, 5 rain daysCrowds: High · 1 festival or holiday