When to go · Snoqualmie Pass
Snoqualmie Pass, month by month
The best months for Snoqualmie Pass: Jan, Feb, Mar, Jul, Aug, Sep, Dec. Months to avoid: Nov.
Month by month
- JanuaryGreatInside Snoqualmie Pass's best window: Dec–Mar for snow, Jul–Sep for hiking.5 °C (41 °F) / -2 °C (28 °F), 8 rain days41 °F (5 °C) / 28 °F (-2 °C), 8 rain daysCrowds: Low
- FebruaryGreatInside Snoqualmie Pass's best window: Dec–Mar for snow, Jul–Sep for hiking.7 °C (45 °F) / 0 °C (32 °F), 7 rain days45 °F (7 °C) / 32 °F (0 °C), 7 rain daysCrowds: Low · 1 festival or holiday
- MarchGreatInside Snoqualmie Pass's best window: Dec–Mar for snow, Jul–Sep for hiking.11 °C (52 °F) / 2 °C (36 °F), 6 rain days52 °F (11 °C) / 36 °F (2 °C), 6 rain daysCrowds: Medium · 2 festivals or holidays
- AprilGoodOutside the best window (Dec–Mar for snow, Jul–Sep for hiking). Across United States: Good month for the Southwest, Washington cherry blossoms, the South; mountain roads still closed.15 °C (59 °F) / 5 °C (41 °F), 5 rain days59 °F (15 °C) / 41 °F (5 °C), 5 rain daysCrowds: Medium · 1 festival or holiday
- MayGoodOutside the best window (Dec–Mar for snow, Jul–Sep for hiking). Across United States: Warm and green; Memorial Day (last Monday) opens the summer season; timed-entry systems start at some parks.20 °C (68 °F) / 9 °C (48 °F), 5 rain days68 °F (20 °C) / 48 °F (9 °C), 5 rain daysCrowds: Medium · 1 festival or holiday
- JuneGoodOutside the best window (Dec–Mar for snow, Jul–Sep for hiking). Across United States: Rockies and northern parks open; desert heat builds; hurricane season starts. Book parks months ahead.25 °C (77 °F) / 13 °C (55 °F), 4 rain days77 °F (25 °C) / 55 °F (13 °C), 4 rain daysCrowds: High
- JulyGreatInside Snoqualmie Pass's best window: Dec–Mar for snow, Jul–Sep for hiking.28 °C (82 °F) / 16 °C (61 °F), 4 rain days82 °F (28 °C) / 61 °F (16 °C), 4 rain daysCrowds: High · 1 festival or holiday
- AugustGreatInside Snoqualmie Pass's best window: Dec–Mar for snow, Jul–Sep for hiking.28 °C (82 °F) / 16 °C (61 °F), 5 rain days82 °F (28 °C) / 61 °F (16 °C), 5 rain daysCrowds: High
- SeptemberGreatInside Snoqualmie Pass's best window: Dec–Mar for snow, Jul–Sep for hiking.24 °C (75 °F) / 12 °C (54 °F), 6 rain days75 °F (24 °C) / 54 °F (12 °C), 6 rain daysCrowds: Medium · 1 festival or holiday
- OctoberGoodOutside the best window (Dec–Mar for snow, Jul–Sep for hiking). Across United States: Best all-round month: New England foliage, desert parks, cooler cities. High roads start closing late in the month.18 °C (64 °F) / 7 °C (45 °F), 7 rain days64 °F (18 °C) / 45 °F (7 °C), 7 rain daysCrowds: Medium
- NovemberAvoidListed as a month to avoid: Nov–Dec (early season limited runs), Jan (heavy snow may close roads).11 °C (52 °F) / 2 °C (36 °F), 9 rain days52 °F (11 °C) / 36 °F (2 °C), 9 rain daysCrowds: Medium · 1 festival or holiday
- DecemberGreatInside Snoqualmie Pass's best window: Dec–Mar for snow, Jul–Sep for hiking.6 °C (43 °F) / -1 °C (30 °F), 10 rain days43 °F (6 °C) / 30 °F (-1 °C), 10 rain daysCrowds: High · 1 festival or holiday
Compare two months
Weather, crowds and prices for any two months in Snoqualmie Pass, side by side.
Verdict
Jan: Great
Feb: Great
Daytime high
Jan: 5 °C (41 °F)41 °F (5 °C)
Feb: 7 °C (45 °F)45 °F (7 °C)
Night low
Jan: -2 °C (28 °F)28 °F (-2 °C)
Feb: 0 °C (32 °F)32 °F (0 °C)
Rain days
Jan: 8
Feb: 7 (better)
Crowds
Jan: Low
Feb: Low
Prices
Jan: Low
Feb: Medium
Festivals listed
Jan: 0
Feb: 1
January: Inside Snoqualmie Pass's best window: Dec–Mar for snow, Jul–Sep for hiking.
February: Inside Snoqualmie Pass's best window: Dec–Mar for snow, Jul–Sep for hiking.
Snoqualmie Pass: figures are long-term averages from this guide, not a forecast.