Weather in Sitka Alaska

What to expect throughout the year, plus practical tips for planning and packing.

What Sitka Weather Is Like

Sitka’s weather is part of the experience.

Sitka sits within the Tongass National Forest, the largest temperate rainforest in the world. This maritime rainforest setting shapes the climate, bringing mild temperatures, frequent rain, and changing conditions throughout the year. Because of this, weather in Sitka can shift quickly. Locals plan for layers, waterproof gear, and flexibility, no matter the season.

Winter

Winter in Sitka is quiet and cool, with shorter daylight hours and snow possible at. Travel during this season has a slower pace, with fewer visitors and a more local feel.

Spring

Spring brings cooler temperatures, increasing daylight, and a gradual shift toward longer days. Weather can be mixed, with rain and changing conditions as trails and services transition into the season.

Summer

Summer offers mild temperatures, long daylight hours, and the busiest visitor season. Rain and fog are still common, especially on the water, so layered clothing and flexible plans are important.

Fall

Fall is cooler and wetter, with fewer crowds and dramatic scenery as the landscape changes. Days grow shorter, and some seasonal services begin to wind down.

3:14 am, Nov 12, 2026
weather icon 44°F
overcast clouds
L: 39° H: 43°
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
  • Snow
Today 6:00 amNov 12, 2026
weather icon
39° / 43°°F 0.2 mm 20% 5 mph 81 % 997 mb 0 mm/h
Today 9:00 amNov 12, 2026
weather icon
40° / 42°°F 0.56 mm 56% 4 mph 88 % 997 mb 0 mm/h
Today 12:00 pmNov 12, 2026
weather icon
41° / 41°°F 1 mm 100% 5 mph 92 % 999 mb 0 mm/h
Tomorrow 3:00 pmNov 12, 2026
weather icon
40° / 40°°F 0.88 mm 88% 5 mph 95 % 1000 mb 0 mm/h
Tomorrow 6:00 pmNov 12, 2026
weather icon
40° / 40°°F 0.12 mm 12% 5 mph 93 % 999 mb 0 mm/h
Tomorrow 9:00 pmNov 12, 2026
weather icon
41° / 41°°F 0.08 mm 8% 5 mph 95 % 998 mb 0 mm/h
Tomorrow 12:00 amNov 13, 2026
weather icon
40° / 40°°F 0 mm 0% 6 mph 93 % 996 mb 0 mm/h
Tomorrow 3:00 amNov 13, 2026
weather icon
40° / 40°°F 0 mm 0% 7 mph 85 % 993 mb 0 mm/h
Daily Forecast Hourly Forecast
Today
weather icon light rain
39°43°°F 1 mm 100% 5 mph 92 % 999 mb 0 mm/h
Tomorrow
weather icon moderate rain
40°41°°F 0.96 mm 96% 7 mph 95 % 1000 mb 0 mm/h
Nov 14
weather icon light rain
40°43°°F 0.92 mm 92% 7 mph 95 % 992 mb 0 mm/h
Nov 15
weather icon light rain
41°43°°F 0.52 mm 52% 8 mph 92 % 992 mb 0 mm/h
Nov 16
weather icon moderate rain
40°42°°F 1 mm 100% 7 mph 96 % 994 mb 0 mm/h
UV Index
0 Low
Sunrise
7:36 am
Sunset 3:54 pm
Wind
13 mph ESE
Wind Gust 0 mph
Humidity
76 %
Pressure
998 mb
Low - possible unstable weather.
Precipitation
1 mm
Rain Chance 0%
Snow 0 mm/h
Visibility
6 mi
Perfectly clear view.
Clouds
100%
Fully cloudy or overcast sky!

Planning for Sitka Weather

Rain is common in Sitka, but it rarely stops daily life.

Waterproof outer layers, sturdy footwear, and flexible plans make a big difference, no matter the season. Wind and marine conditions can change quickly, especially if you are spending time on the water or traveling between locations.

Weather can vary by location and elevation, and marine forecasts are essential for anyone boating or heading out on the water. Always check current conditions before heading out, particularly during shoulder seasons or winter months.

There is no single “best” time to visit Sitka. The best time depends on what you want to experience, from peak summer activity to quieter, slower seasons.

Gear & Layers to Plan Ahead

If you want to shop ahead or replace gear while you are here, Sitka has several well-stocked outdoor gear stores. Many visitors also like to plan ahead with trusted brands known for waterproof layers and cold-weather performance.

Some favorites include Marmot and Mountain Hardwear, both well suited for Sitka’s wet, maritime climate. 

Some links on this page are affiliate links. Purchases made through these links help support Travel Sitka at no additional cost to you.

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