Lake Chelan Water Temperature
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Washington State’s Lake Chelan is located in the North Cascades National Forest. Surrounded by mountains, forest and acres of vineyards, and boasting 300 days of sunshine per year, Lake Chelan is one of the most beautiful vacation spots in the region.
The coldest month is February with an average water temperature of 33.1°F / 0.6°C.
February is the driest at 0in / 0mm and December the wettest month with 3.6in / 91.3mm.
With an average air temperature of 72°F / 22.2°C, July is the warmest month in a year. December is the coldest with 28.2°F / -2.1°C average air temperature.
The Climate is described as cold steppe climates. Best time to Visit would be in June, July, August, September.
Lake Chelan Summary
Description | Value |
---|---|
Warmest Month Water Temperature: | August with 73.6°F / 23.1°C |
Coldest Month Water Temperature: | February with 33.1°F / 0.6°C |
Warmest Month Air Temperature: | July with 72°F / 22.2°C |
Coldest Month Air Temperature: | December with 28.2°F / -2.1°C |
Wettest Month: | December with 3.6in / 91.3mm |
Driest Month: | February with 0in / 0mm |
Highest Humidity | January with 86.2% |
Lowest Humidity | July with 38.9% |
Best Time to Visit: | June, July, August, September |
Climate Classification | cold steppe climates |
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Lake Chelan water temperature by month
Lake Chelan water temperature by month
Max. Water
Temperature (°F) |
ø. Water
Temperature (°F) |
Min. Water
Temperature (°F) |
|
---|---|---|---|
January |
36.1 | 34.3 | 33.3 |
February |
33.6 | 33.3 | 33.1 |
March |
37.2 | 34.9 | 33.3 |
April |
43 | 39.7 | 37 |
May |
55.6 | 48.7 | 43 |
June |
66.9 | 59.4 | 54.3 |
July |
74.7 | 68.5 | 63.5 |
August |
75.4 | 71.2 | 67.3 |
September |
70.3 | 65.7 | 61.2 |
October |
62.6 | 56.1 | 50.5 |
November |
50.5 | 45.9 | 41.9 |
December |
41.7 | 39 | 36.5 |
Lake Chelan water temperature by month
Max. Water
Temperature (°C) |
ø. Water
Temperature (°C) |
Min. Water
Temperature (°C) |
|
---|---|---|---|
January |
2.3 | 1.3 | 0.7 |
February |
0.9 | 0.7 | 0.6 |
March |
2.9 | 1.6 | 0.7 |
April |
6.1 | 4.3 | 2.8 |
May |
13.1 | 9.3 | 6.1 |
June |
19.4 | 15.2 | 12.4 |
July |
23.7 | 20.3 | 17.5 |
August |
24.1 | 21.8 | 19.6 |
September |
21.3 | 18.7 | 16.2 |
October |
17 | 13.4 | 10.3 |
November |
10.3 | 7.7 | 5.5 |
December |
5.4 | 3.9 | 2.5 |
August is the month with the warmest water temperature at 73.6°F / 23.1°C. The month with the coldest is February with an average water temperature of 33.1°F / 0.6°C.
Water temperatures vary greatly throughout the year in Lake Chelan with a low of 41F in January and February which rises to approximately 50F in May. Seasonal highs of around 72.5 in late July, through August and September. Sailing conditions are perfect and jet skis and scuba diving gear can be easily hired locally. The Manson vineyards at the northern end of Lake Chelan make for a great day trip and kids will adore the Slidewaters water slides in Chelan.
In winter the nearby skiing is world class, while anglers flock to Lake Chelan in spring and autumn for the abundance of cold water fish species.
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Lake Chelan weather today & 14-day weather forecast
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Lake Chelan weather by month / climate table
Max. Temperature °F | ø. Temperature °F | Min. Temperature (°F) |
Precip. (in) |
Rainy Days (d) |
Rel. Humidity (%) |
|
---|---|---|---|---|---|---|
January |
36.3 | 28.2 | 21.2 | 1.9 | 1 | 86.2% |
February |
38.8 | 31.5 | 25.7 | 0 | 1 | 78.1% |
March |
50.2 | 37.8 | 27.5 | 0.4 | 0 | 71.6% |
April |
62.4 | 46.2 | 33.3 | 0.1 | 0 | 59.9% |
May |
71.8 | 56.3 | 40.6 | 0.1 | 0 | 50.3% |
June |
81.9 | 63.3 | 47.3 | 0 | 0 | 45.6% |
July |
88.7 | 72 | 55 | 0 | 0 | 38.9% |
August |
88.3 | 71.8 | 56.3 | 0 | 0 | 41.2% |
September |
78.8 | 62.4 | 48.7 | 0 | 0 | 50.2% |
October |
67.3 | 49.3 | 36.7 | 0 | 0 | 66.8% |
November |
48 | 36.3 | 26.4 | 1 | 1 | 81.2% |
December |
36 | 28.2 | 22.8 | 3.6 | 3 | 85.4% |
Max. Temperature °C | ø. Temperature °C | Min. Temperature (°C) |
Precip. (mm) |
Rainy Days (d) |
Rel. Humidity (%) |
|
---|---|---|---|---|---|---|
January |
2.4 | -2.1 | -6 | 49.2 | 1 | 86.2% |
February |
3.8 | -0.3 | -3.5 | 0 | 1 | 78.1% |
March |
10.1 | 3.2 | -2.5 | 10.8 | 0 | 71.6% |
April |
16.9 | 7.9 | 0.7 | 1.4 | 0 | 59.9% |
May |
22.1 | 13.5 | 4.8 | 3.5 | 0 | 50.3% |
June |
27.7 | 17.4 | 8.5 | 0 | 0 | 45.6% |
July |
31.5 | 22.2 | 12.8 | 0 | 0 | 38.9% |
August |
31.3 | 22.1 | 13.5 | 0 | 0 | 41.2% |
September |
26 | 16.9 | 9.3 | 0 | 0 | 50.2% |
October |
19.6 | 9.6 | 2.6 | 0 | 0 | 66.8% |
November |
8.9 | 2.4 | -3.1 | 26.2 | 1 | 81.2% |
December |
2.2 | -2.1 | -5.1 | 91.3 | 3 | 85.4% |
Best Time to Visit Lake Chelan
Lake Chelan is accessible from anywhere in the world with flights to Seattle International Airport(SEA) or Spokane International Airport(GEG). The drive to Lake Chelan is a scenic road trip and the lake lies on US Highway 97. However, there are excellent Amtrak rail links from Seattle and Spokane to nearby Wenatchee where local transport is readily available to the town of Chelan.
May to late September are the busiest times, and swimming, sailing and sightseeing are the big attractions, while cycling and hiking in the spectacular surrounding countryside are also popular. Fed by glaciers, Washington State’s biggest lake is 50.5 miles long and 1.5 miles wide. At 1486ft deep, Lake Chelan is the third deepest lake in the US and 26th deepest in the world.
During summer, temperatures are approximately 71F in May to 78F in June and September, with annual highs of 86-87F in July and August earning Lake Chelan its name as Washington’s summer playground.
Activities around Lake Chelan
With gorgeous beaches and warm waters in summer you’ll enjoy a relaxing break, but be sure to fetch sunscreen to avoid burning from sunlight reflected by the lake. Bring waterproof clothing in spring or autumn as weather in the Lake Chelan area can change quickly and layers are often the best option.
Activities & POI in Lake Chelan
Type of Activity | List |
---|---|
Beach | Minneapolis Beach |
Marina for Sailing, Boat adventures, fishing | Lakeshore Marina, Manson Bay Marina |
Golf Course | Lake Chelan Golf Course |
Caravan Site | Lakeshore RV Park, Beebe Bridge Park Campground |
Picture Copyright Flick CC BY 2.0: teresatrimm