When to go · Imperial
Imperial, month by month
The best months for Imperial: Mar, Apr, May, Sep, Oct. Months to avoid: Jun, Jul, Aug.
Month by month
- JanuaryMixedOutside the best window (Mar–May, Sep–Oct). Across United States: Cold and snowy north and in the mountains; Florida, Hawaii and the desert Southwest are the picks.18 °C (64 °F) / 5 °C (41 °F), 5 rain days64 °F (18 °C) / 41 °F (5 °C), 5 rain daysCrowds: Low
- FebruaryMixedOutside the best window (Mar–May, Sep–Oct). Across United States: Still winter north; ski season in the Rockies; Presidents' Day weekend busy. Mardi Gras in New Orleans (date varies).20 °C (68 °F) / 6 °C (43 °F), 5 rain days68 °F (20 °C) / 43 °F (6 °C), 5 rain daysCrowds: Low · 1 festival or holiday
- MarchGreatInside Imperial's best window: Mar–May, Sep–Oct.24 °C (75 °F) / 9 °C (48 °F), 4 rain days75 °F (24 °C) / 48 °F (9 °C), 4 rain daysCrowds: Medium · 2 festivals or holidays
- AprilGreatInside Imperial's best window: Mar–May, Sep–Oct.30 °C (86 °F) / 13 °C (55 °F), 2 rain days86 °F (30 °C) / 55 °F (13 °C), 2 rain daysCrowds: Medium · 1 festival or holiday
- MayGreatInside Imperial's best window: Mar–May, Sep–Oct.36 °C (97 °F) / 18 °C (64 °F), 1 rain days97 °F (36 °C) / 64 °F (18 °C), 1 rain daysCrowds: Medium · 1 festival or holiday
- JuneAvoidListed as a month to avoid: Jun–Aug (extreme heat).42 °C (108 °F) / 23 °C (73 °F), 0 rain days108 °F (42 °C) / 73 °F (23 °C), 0 rain daysCrowds: High
- JulyAvoidListed as a month to avoid: Jun–Aug (extreme heat).45 °C (113 °F) / 26 °C (79 °F), 0 rain days113 °F (45 °C) / 79 °F (26 °C), 0 rain daysCrowds: High · 1 festival or holiday
- AugustAvoidListed as a month to avoid: Jun–Aug (extreme heat).44 °C (111 °F) / 26 °C (79 °F), 0 rain days111 °F (44 °C) / 79 °F (26 °C), 0 rain daysCrowds: High
- SeptemberGreatInside Imperial's best window: Mar–May, Sep–Oct.39 °C (102 °F) / 22 °C (72 °F), 1 rain days102 °F (39 °C) / 72 °F (22 °C), 1 rain daysCrowds: Medium · 1 festival or holiday
- OctoberGreatInside Imperial's best window: Mar–May, Sep–Oct.32 °C (90 °F) / 15 °C (59 °F), 2 rain days90 °F (32 °C) / 59 °F (15 °C), 2 rain daysCrowds: Medium
- NovemberMixedOutside the best window (Mar–May, Sep–Oct). Across United States: Quiet between holidays; Thanksgiving week is the busiest travel period of the year.24 °C (75 °F) / 9 °C (48 °F), 4 rain days75 °F (24 °C) / 48 °F (9 °C), 4 rain daysCrowds: Medium · 1 festival or holiday
- DecemberMixedOutside the best window (Mar–May, Sep–Oct). Across United States: Holiday lights in New York, ski season opens; flights and hotels peak around Christmas and New Year.19 °C (66 °F) / 6 °C (43 °F), 5 rain days66 °F (19 °C) / 43 °F (6 °C), 5 rain daysCrowds: High · 1 festival or holiday
Compare two months
Weather, crowds and prices for any two months in Imperial, side by side.
Verdict
Mar: Great
Apr: Great
Daytime high
Mar: 24 °C (75 °F)75 °F (24 °C)
Apr: 30 °C (86 °F)86 °F (30 °C)
Night low
Mar: 9 °C (48 °F)48 °F (9 °C)
Apr: 13 °C (55 °F)55 °F (13 °C)
Rain days
Mar: 4
Apr: 2 (better)
Crowds
Mar: Medium
Apr: Medium
Prices
Mar: Medium
Apr: Medium
Festivals listed
Mar: 2
Apr: 1
March: Inside Imperial's best window: Mar–May, Sep–Oct.
April: Inside Imperial's best window: Mar–May, Sep–Oct.
Imperial: figures are long-term averages from this guide, not a forecast.