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When to go · Grand Lake, Colorado

Grand Lake, Colorado, month by month

The best months for Grand Lake, Colorado: Jun, Jul, Aug, Sep. Months to avoid: Jan, Feb, Mar, Apr, Nov, Dec.

Month by month

  1. JanuaryAvoidListed as a month to avoid: Nov–Apr (Trail Ridge Road closed, many businesses shut).2 °C (36 °F) / -12 °C (10 °F), 8 rain daysCrowds: Low
  2. FebruaryAvoidListed as a month to avoid: Nov–Apr (Trail Ridge Road closed, many businesses shut).3 °C (37 °F) / -11 °C (12 °F), 8 rain daysCrowds: Low · 1 festival or holiday
  3. MarchAvoidListed as a month to avoid: Nov–Apr (Trail Ridge Road closed, many businesses shut).7 °C (45 °F) / -8 °C (18 °F), 10 rain daysCrowds: Medium · 2 festivals or holidays
  4. AprilAvoidListed as a month to avoid: Nov–Apr (Trail Ridge Road closed, many businesses shut).12 °C (54 °F) / -4 °C (25 °F), 10 rain daysCrowds: Medium · 1 festival or holiday
  5. MayGoodOutside the best window (Jun–Sep). Across United States: Warm and green; Memorial Day (last Monday) opens the summer season; timed-entry systems start at some parks.17 °C (63 °F) / 1 °C (34 °F), 10 rain daysCrowds: Medium · 1 festival or holiday
  6. JuneGreatInside Grand Lake, Colorado's best window: Jun–Sep.23 °C (73 °F) / 5 °C (41 °F), 9 rain daysCrowds: High
  7. JulyGreatInside Grand Lake, Colorado's best window: Jun–Sep.27 °C (81 °F) / 9 °C (48 °F), 10 rain daysCrowds: High · 1 festival or holiday
  8. AugustGreatInside Grand Lake, Colorado's best window: Jun–Sep.26 °C (79 °F) / 8 °C (46 °F), 10 rain daysCrowds: High
  9. SeptemberGreatInside Grand Lake, Colorado's best window: Jun–Sep.22 °C (72 °F) / 4 °C (39 °F), 8 rain daysCrowds: Medium · 1 festival or holiday
  10. OctoberGoodOutside the best window (Jun–Sep). Across United States: Best all-round month: New England foliage, desert parks, cooler cities. High roads start closing late in the month.15 °C (59 °F) / -2 °C (28 °F), 7 rain daysCrowds: Medium
  11. NovemberAvoidListed as a month to avoid: Nov–Apr (Trail Ridge Road closed, many businesses shut).7 °C (45 °F) / -8 °C (18 °F), 7 rain daysCrowds: Medium · 1 festival or holiday
  12. DecemberAvoidListed as a month to avoid: Nov–Apr (Trail Ridge Road closed, many businesses shut).2 °C (36 °F) / -12 °C (10 °F), 8 rain daysCrowds: High · 1 festival or holiday

Compare two months

Weather, crowds and prices for any two months in Grand Lake, Colorado, side by side.

  • Verdict

    Jun: Great

    Jul: Great

  • Daytime high

    Jun: 23 °C (73 °F)

    Jul: 27 °C (81 °F)

  • Night low

    Jun: 5 °C (41 °F)

    Jul: 9 °C (48 °F)

  • Rain days

    Jun: 9 (better)

    Jul: 10

  • Crowds

    Jun: High

    Jul: High

  • Prices

    Jun: High

    Jul: High

  • Festivals listed

    Jun: 0

    Jul: 1

June: Inside Grand Lake, Colorado's best window: Jun–Sep.

July: Inside Grand Lake, Colorado's best window: Jun–Sep.

Grand Lake, Colorado: figures are long-term averages from this guide, not a forecast.