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Best time to visit Sitka, AK, USA

Our verdict

The best time to visit Sitka is September-October

While Sitka is a popular destination to visit all year round, September-October is the ideal time to go due to a number of factors such as the climate, cost of travel and accommodation, as well as avoiding peak holiday periods.

In summer, temperatures can reach as high as 17℃ (63℉) in the middle of the day. The weather at night in the winter, which is around February-time, can get down to a minimum of -4℃ (24℉).

If you’re a sun-chaser and want to visit Sitka when the days are longest, you should visit in May. On average it rains the most days in November, making it the wettest month of the year. Although it’s the wet season, it can often rain a little bit during the day or evening but have fine weather for a majority of the day too, so don’t let this put you off.

To learn everything you need to know (and none of the stuff you don’t) about when to visit Sitka, keep reading below. Plus, you’ll find tools to help you get the best deals on travel and hotels too!

Warmest month

August

Least rainfall

June

Most daylight

May

Sitka seasons

Before you continue, it’s important to know when the seasons are in Sitka as they might be different to yours depending on where in the world you’re travelling from. Sitka is in the Northern Hemisphere, so the seasons fall during these months:

SeasonMonths
Summer June to August
Autumn/fall September to November
Winter December to February
Spring March to May

Average temperatures in Sitka

If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Sitka for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.

Sitka climate by month

If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Sitka for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.

Jump to:

JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC

Sitka in January

  • Average temperature: 1℃ (33℉)
  • Average high temperature: 2℃ (35℉)
  • Average low temperature: -1℃ (30℉)
  • Average humidity: 87%
  • Average sunny days: 6 days
  • Average rainfall: 232mm (9") over 21 days
  • Average snow days: 8 days
6 days
of pure sunshine
21 days
of showers or rain

What to pack: If you’re heading to Sitka in January, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Sitka in February

  • Average temperature: 0℃ (33℉)
  • Average high temperature: 2℃ (35℉)
  • Average low temperature: -1℃ (30℉)
  • Average humidity: 83%
  • Average sunny days: 8 days
  • Average rainfall: 175mm (7") over 15 days
  • Average snow days: 10 days
8 days
of pure sunshine
15 days
of showers or rain

What to pack: If you’re heading to Sitka in February, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Sitka in March

  • Average temperature: 1℃ (34℉)
  • Average high temperature: 3℃ (37℉)
  • Average low temperature: -1℃ (30℉)
  • Average humidity: 83%
  • Average sunny days: 7 days
  • Average rainfall: 149mm (6") over 16 days
  • Average snow days: 14 days
7 days
of pure sunshine
16 days
of showers or rain

What to pack: If you’re heading to Sitka in March, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Sitka in April

  • Average temperature: 4℃ (39℉)
  • Average high temperature: 6℃ (42℉)
  • Average low temperature: 2℃ (35℉)
  • Average humidity: 86%
  • Average sunny days: 6 days
  • Average rainfall: 159mm (6") over 22 days
  • Average snow days: 4 days
6 days
of pure sunshine
22 days
of showers or rain

What to pack: If you’re heading to Sitka in April, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Sitka in May

  • Average temperature: 8℃ (46℉)
  • Average high temperature: 10℃ (49℉)
  • Average low temperature: 5℃ (42℉)
  • Average humidity: 85%
  • Average sunny days: 9 days
  • Average rainfall: 97mm (4") over 20 days
9 days
of pure sunshine
20 days
of showers or rain

What to pack: If you’re heading to Sitka in May, make sure you pack a warm jacket or coat.


Sitka in June

  • Average temperature: 10℃ (50℉)
  • Average high temperature: 12℃ (53℉)
  • Average low temperature: 8℃ (47℉)
  • Average humidity: 87%
  • Average sunny days: 5 days
  • Average rainfall: 84mm (3") over 22 days
5 days
of pure sunshine
22 days
of showers or rain

What to pack: If you’re heading to Sitka in June, make sure you pack a warm jacket or coat.


Sitka in July

  • Average temperature: 12℃ (54℉)
  • Average high temperature: 14℃ (57℉)
  • Average low temperature: 10℃ (50℉)
  • Average humidity: 89%
  • Average sunny days: 8 days
  • Average rainfall: 97mm (4") over 20 days
8 days
of pure sunshine
20 days
of showers or rain

What to pack: If you’re heading to Sitka in July, make sure you pack a warm jacket or coat.


Sitka in August

  • Average temperature: 13℃ (55℉)
  • Average high temperature: 14℃ (58℉)
  • Average low temperature: 11℃ (51℉)
  • Average humidity: 89%
  • Average sunny days: 8 days
  • Average rainfall: 124mm (5") over 21 days
8 days
of pure sunshine
21 days
of showers or rain

What to pack: If you’re heading to Sitka in August, make sure you pack a warm jacket or coat.


Sitka in September

  • Average temperature: 11℃ (51℉)
  • Average high temperature: 12℃ (54℉)
  • Average low temperature: 9℃ (48℉)
  • Average humidity: 87%
  • Average sunny days: 7 days
  • Average rainfall: 201mm (8") over 22 days
7 days
of pure sunshine
22 days
of showers or rain

What to pack: If you’re heading to Sitka in September, make sure you pack a warm jacket or coat.

Sitka in October

  • Average temperature: 7℃ (44℉)
  • Average high temperature: 8℃ (46℉)
  • Average low temperature: 5℃ (42℉)
  • Average humidity: 85%
  • Average sunny days: 7 days
  • Average rainfall: 229mm (9") over 24 days
7 days
of pure sunshine
24 days
of showers or rain

What to pack: If you’re heading to Sitka in October, make sure you pack a warm jacket or coat.


Sitka in November

  • Average temperature: 3℃ (37℉)
  • Average high temperature: 4℃ (39℉)
  • Average low temperature: 2℃ (35℉)
  • Average humidity: 84%
  • Average sunny days: 5 days
  • Average rainfall: 258mm (10") over 21 days
  • Average snow days: 6 days
5 days
of pure sunshine
21 days
of showers or rain

What to pack: If you’re heading to Sitka in November, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Sitka in December

  • Average temperature: 1℃ (34℉)
  • Average high temperature: 2℃ (36℉)
  • Average low temperature: -0℃ (31℉)
  • Average humidity: 85%
  • Average sunny days: 6 days
  • Average rainfall: 237mm (9") over 19 days
  • Average snow days: 10 days
6 days
of pure sunshine
19 days
of showers or rain

What to pack: If you’re heading to Sitka in December, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Top FAQs

The hottest month of the year in Sitka is usually August, where temperatures tend to rise to around 14℃ (58℉) in the middle of the day or early afternoon.
The month with the least amount of rain in Sitka is generally around June. The dry season often coincides with cooler weather, so you should check the temperatures in June first to make sure it’s still a good time to go.
The rainiest time of year in Sitka is generally around November, although the wetter season can sometimes extend a few months either side of November too.
If you want to get the most out of your time visiting Sitka, or if you're just afraid of the dark, the days in May are usually the longest between sunrise and sunset.

Sitka map