North Cascades National Park Weather Forecast
North Cascades National Park weather: 49°F, clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Summary
North Cascades National Park is a national park in Washington. North Cascades National Park is a US national park known for alpine glaciers and turquoise lakes.
Right now it is 49°F (10°C) in North Cascades National Park with clear. It feels like 41°F. Today runs from 48°F to 64°F. Chance of precipitation is 4%. Sightseeing conditions score 8.5/10 - excellent - go now.
The best time to visit North Cascades National Park is July and August. The climate is polar. January, November and December tend to be the least comfortable months. August is the warmest month with average highs near 58°F, while February is the coldest with lows near 7°F.
The closest major airport is Vancouver International Airport (YVR), about 90 mi away. Nearby highlights include Deception Pass State Park, Stanley Park, Space Needle and Garibaldi Provincial Park.
In plain terms. Today is slightly warmer than average for August. The forecast high of 64°F is 6.5°F above the 58°F typical for this month. The best window to be outside is roughly 2 PM to 5 PM, when temperature, rain chance and wind line up best. stargazing is the strongest bet in North Cascades National Park today at 9.9/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Active alerts for North Cascades National Park
Derived from the forecast. No official alert feed is wired for this country yet.
Weather in North Cascades National Park right now
Source: Open-Meteo. Updated 3:10 AM, Aug 25 local time.
Next 24 hours
Hour-by-hour temperature, precipitation chance and wind.
16-day forecast for North Cascades National Park
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Tue, Aug 25 | ☁️ Overcast | 64° / 48° | 4% | 10 mph | 6 |
| Wed, Aug 26 | ⛅ Partly cloudy | 56° / 41° | 2% | 17 mph | 6 |
| Thu, Aug 27 | ☁️ Overcast | 51° / 33° | 19% | 8 mph | 5 |
| Fri, Aug 28 | 🌦️ Light drizzle | 47° / 31° | 20% · 0,0 in | 5 mph | 3 |
| Sat, Aug 29 | ☁️ Overcast | 54° / 29° | 35% | 7 mph | 6 |
| Sun, Aug 30 | ☁️ Overcast | 58° / 30° | 7% | 6 mph | 6 |
| Mon, Aug 31 | ☁️ Overcast | 55° / 33° | 27% | 7 mph | 6 |
| Tue, Sep 1 | 🌦️ Drizzle | 39° / 33° | 35% · 0,2 in | 5 mph | 2 |
| Wed, Sep 2 | ☁️ Overcast | 49° / 31° | 39% | 7 mph | 5 |
| Thu, Sep 3 | ☁️ Overcast | 57° / 28° | 32% | 6 mph | 6 |
| Fri, Sep 4 | 🌤️ Mainly clear | 67° / 36° | 23% | 6 mph | 6 |
| Sat, Sep 5 | 🌤️ Mainly clear | 72° / 38° | 27% | 6 mph | 6 |
| Sun, Sep 6 | 🌤️ Mainly clear | 75° / 41° | 25% | 6 mph | 6 |
| Mon, Sep 7 | ☀️ Clear sky | 74° / 44° | 16% | 6 mph | 6 |
| Tue, Sep 8 | ☀️ Clear sky | 71° / 42° | 29% | 6 mph | 6 |
| Wed, Sep 9 | ☀️ Clear sky | -- / -- | 26% | -- | — |
Climate in North Cascades National Park month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 21° | 10° | 10,0 in | ★☆☆☆☆ |
| February | 20° | 7° | 8,0 in | ★☆☆☆☆ |
| March | 25° | 12° | 11,3 in | ★☆☆☆☆ |
| April | 31° | 17° | 4,0 in | ★★☆☆☆ |
| May | 38° | 23° | 3,0 in | ★★☆☆☆ |
| June | 46° | 30° | 3,5 in | ★★★☆☆ |
| July | 57° | 38° | 1,3 in | ★★★★☆ |
| August | 58° | 39° | 2,5 in | ★★★★☆ |
| September | 51° | 34° | 2,5 in | ★★★☆☆ |
| October | 36° | 23° | 8,3 in | ★☆☆☆☆ |
| November | 24° | 14° | 11,5 in | ★☆☆☆☆ |
| December | 22° | 13° | 17,2 in | ★☆☆☆☆ |
Climate type: Polar. Source: Open-Meteo archive (ERA5).
Weather map for North Cascades National Park
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Air quality and pollen in North Cascades National Park
Air quality: Open-Meteo (CAMS). US AQI scale.
Sun, twilight and moon
Golden and blue hour are the standard photographic approximation around sunrise and sunset.
Best time to visit North Cascades National Park
Go in July and August. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, November and December - expect the least comfortable mix of heat, cold or rain.
Explore North Cascades National Park
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is North Cascades National Park?
North Cascades National Park is a national park in Washington. Its coordinates are 48.7718, -121.2985. It lies in North America.
What is the weather like in North Cascades National Park right now?
It is currently 49°F (10°C) with clear. Humidity is 34% and wind is 8 mph.
When is the best time to visit North Cascades National Park?
July and August offer the most comfortable conditions in North Cascades National Park, which has a polar climate. January, November and December are usually the hardest months for outdoor plans.
What time zone is North Cascades National Park in?
North Cascades National Park observes America/Los_Angeles (UTC-07:00). The local time is 3:10 AM.
What is the nearest airport to North Cascades National Park?
The closest airports are Vancouver International Airport (YVR), 90 mi away, Seattle-Tacoma International Airport (SEA), 103 mi away and Portland International Airport (PDX), 228 mi away.
What are the top things to do in North Cascades National Park?
Popular options include Deception Pass State Park, Stanley Park, Space Needle, Garibaldi Provincial Park, Olympic National Park and Mount Rainier National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (national-parks) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 25, 2026 at 3:10 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
