Climate guide for Kodiak, Alaska

Best Time to Visit
Kodiak

How to read the score (0–10)
05810
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About Kodiak

Kodiak Island pairs brown-bear country with rugged coastlines, fishing fleets, and Aleutian weather drama. Plan around June-September for the strongest nature conditions, then fine-tune with monthly climate scores.

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Travel Tips

Best time & timing
Check monthly climate scores for Kodiak before finalizing your trip dates for optimal outdoor comfort.
Getting around
Plan local transport and transfers in Kodiak early, especially during peak travel months in Alaska.
Packing advice
Pack layerable clothing suitable for nature exploration in Kodiak's climate conditions.

Things to do in Kodiak

Kodiak, Alaska. Live activities and tours from GetYourGuide, matched to this destination.

When to visit Kodiak: the short answer

The best time to visit Kodiak is June, followed by July, May. Those months combine the most usable temperatures with the fewest lost days to rain: June averages 11°C with 96 mm of rain and about 18 sunny days. The months to avoid unless you have a specific reason are December, January. If budget matters more than perfect weather, October is the strongest of the low-rate months at 3.8/10.

Across the year Kodiak swings from 0°C in January to 13°C in August, a 13-degree spread, while rainfall ranges from 85 mm in April to 152 mm in December. That is the whole planning problem in one sentence: Kodiak is not equally good year-round, and the difference between the best and worst month here is 5.8 points on a 10-point scale.

Warmest month: August (13°C). Coolest: January (0°C). Driest: April (85 mm). Wettest: December (152 mm).

Kodiak month by month

January in Kodiak — the hardest end of the year

Hardest · 2.4/10

January averages 0°C (32°F), cold enough that sightseeing works in bursts rather than in one long day on foot.

At 101 mm this is a genuinely wet month: about 0 sunny days in total, and outdoor plans need an indoor fallback.

It scores 2.4/10 here, 11th of 12 months, against 7.7/10 in the destination's best month.

Expect mid-season pricing, and crowds are light for this destination.

Pack insulated layers, a windproof shell, gloves and boots with grip, a proper rain shell rather than an umbrella, footwear you can get muddy.

If your dates are flexible, June is materially better in Kodiak — 5.3 points higher on the same scale.

February in Kodiak — the hardest end of the year

Hardest · 2.9/10

February averages 1°C (33°F), cold enough that sightseeing works in bursts rather than in one long day on foot.

At 100 mm this is a genuinely wet month: about 0 sunny days in total, and outdoor plans need an indoor fallback.

It scores 2.9/10 here, 9th of 12 months, against 7.7/10 in the destination's best month.

Expect low-season pricing, and crowds are light for this destination.

Pack insulated layers, a windproof shell, gloves and boots with grip, a proper rain shell rather than an umbrella, footwear you can get muddy.

If your dates are flexible, June is materially better in Kodiak — 4.8 points higher on the same scale.

March in Kodiak — the hardest end of the year

Hardest · 3.6/10

March averages 1°C (33°F), cold enough that sightseeing works in bursts rather than in one long day on foot.

At 102 mm this is a genuinely wet month: about 1 sunny days in total, and outdoor plans need an indoor fallback.

It scores 3.6/10 here, 8th of 12 months, against 7.7/10 in the destination's best month.

Expect mid-season pricing, and crowds are light for this destination.

Pack insulated layers, a windproof shell, gloves and boots with grip, a proper rain shell rather than an umbrella, footwear you can get muddy.

If your dates are flexible, June is materially better in Kodiak — 4.1 points higher on the same scale.

April in Kodiak — workable with trade-offs

Trade-offs · 5.6/10

April averages 2°C (36°F), cold enough that sightseeing works in bursts rather than in one long day on foot.

Rainfall runs 85 mm, so plan one flexible day in three; you still get about 11 sunny days and 14 hours of daylight.

It scores 5.6/10 here, 6th of 12 months, against 7.7/10 in the destination's best month.

Expect mid-season pricing, and crowds are moderate.

Pack insulated layers, a windproof shell, gloves and boots with grip, a packable rain layer, footwear you can get muddy.

If your dates are flexible, June is materially better in Kodiak — 2.1 points higher on the same scale.

May in Kodiak — workable with trade-offs

Trade-offs · 6.3/10

May averages 6°C (43°F) — jacket weather. Comfortable for walking and museums, too cool for anything water-based.

At 115 mm this is a genuinely wet month: about 15 sunny days in total, and outdoor plans need an indoor fallback.

It scores 6.3/10 here, 3rd of 12 months, against 7.7/10 in the destination's best month.

Expect mid-season pricing, and crowds are moderate.

Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, a proper rain shell rather than an umbrella, footwear you can get muddy.

June in Kodiak — the year's strongest window

Best window · 7.7/10

June averages 11°C (51°F) — jacket weather. Comfortable for walking and museums, too cool for anything water-based.

Rainfall runs 96 mm, so plan one flexible day in three; you still get about 18 sunny days and 17.8 hours of daylight.

On our climate-comfort scale this is the top-ranked month of the year for Kodiak at 7.7/10 — the reference point every other month on this page is measured against.

Expect mid-season pricing, and crowds are moderate.

Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, a packable rain layer, footwear you can get muddy.

July in Kodiak — reliably good (2nd best month)

Good · 7.5/10

July averages 13°C (55°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.

At 113 mm this is a genuinely wet month: about 16 sunny days in total, and outdoor plans need an indoor fallback.

It scores 7.5/10 here, 2nd of 12 months, against 7.7/10 in the destination's best month.

Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack layers you can shed by midday plus one warm layer for the evening, a proper rain shell rather than an umbrella, footwear you can get muddy.

August in Kodiak — workable with trade-offs

Trade-offs · 6.3/10

August averages 13°C (55°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.

At 149 mm this is a genuinely wet month: about 9 sunny days in total, and outdoor plans need an indoor fallback.

It scores 6.3/10 here, 4th of 12 months, against 7.7/10 in the destination's best month.

Expect peak pricing, and this is one of the busiest months here.

Pack layers you can shed by midday plus one warm layer for the evening, a proper rain shell rather than an umbrella, footwear you can get muddy.

September in Kodiak — workable with trade-offs

Trade-offs · 5.7/10

September averages 10°C (50°F) — jacket weather. Comfortable for walking and museums, too cool for anything water-based.

Rainfall runs 96 mm, so plan one flexible day in three; you still get about 3 sunny days and 12.5 hours of daylight.

It scores 5.7/10 here, 5th of 12 months, against 7.7/10 in the destination's best month.

Expect mid-season pricing, and crowds are moderate.

Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, a packable rain layer, footwear you can get muddy.

If your dates are flexible, June is materially better in Kodiak — 2 points higher on the same scale.

October in Kodiak — the hardest end of the year

Hardest · 3.8/10

October averages 6°C (42°F) — jacket weather. Comfortable for walking and museums, too cool for anything water-based.

At 127 mm this is a genuinely wet month: about 0 sunny days in total, and outdoor plans need an indoor fallback.

It scores 3.8/10 here, 7th of 12 months, against 7.7/10 in the destination's best month.

Expect low-season pricing, and crowds are light for this destination.

Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, a proper rain shell rather than an umbrella, footwear you can get muddy.

If your dates are flexible, June is materially better in Kodiak — 3.9 points higher on the same scale.

November in Kodiak — the hardest end of the year

Hardest · 2.8/10

November averages 2°C (35°F), cold enough that sightseeing works in bursts rather than in one long day on foot.

At 115 mm this is a genuinely wet month: about 0 sunny days in total, and outdoor plans need an indoor fallback.

It scores 2.8/10 here, 10th of 12 months, against 7.7/10 in the destination's best month.

Expect low-season pricing, and crowds are light for this destination.

Pack insulated layers, a windproof shell, gloves and boots with grip, a proper rain shell rather than an umbrella, footwear you can get muddy.

If your dates are flexible, June is materially better in Kodiak — 4.9 points higher on the same scale.

December in Kodiak — the hardest end of the year

Hardest · 1.9/10

December averages 1°C (34°F), cold enough that sightseeing works in bursts rather than in one long day on foot.

At 152 mm this is a genuinely wet month: about 0 sunny days in total, and outdoor plans need an indoor fallback.

It scores 1.9/10 here, 12th of 12 months, against 7.7/10 in the destination's best month.

Expect mid-season pricing, and crowds are light for this destination.

Pack insulated layers, a windproof shell, gloves and boots with grip, a proper rain shell rather than an umbrella, footwear you can get muddy.

If your dates are flexible, June is materially better in Kodiak — 5.8 points higher on the same scale.

Frequently asked

When is the best time to visit Kodiak, Alaska?
In Ideal Weather mode, the best months to visit Kodiak are June, July. June is the single peak month with an Ideal Weather score of 7.7/10 based on temperature, rainfall, humidity, daylight and historical sunny days.
What is the weather like in Kodiak year-round?
Kodiak has a climate profile suited to nature and wildlife travel. Average monthly temperatures range from 0°C in January to 13°C in August, with Ideal Weather scores between 1.9 and 7.7 out of 10.
Which months should I avoid in Kodiak?
The lowest Ideal Weather-scoring months in Kodiak are December (1.9/10), January (2.4/10), November (2.8/10). These months typically combine less comfortable temperatures, higher rainfall or fewer sunny days.
When is the rainy season in Kodiak?
December is the wettest month in Kodiak, averaging about 152 mm of rainfall. April is the driest, at roughly 85 mm.
Which is the sunniest month in Kodiak?
June sees the most sun in Kodiak, with about 18 sunny days on average - ideal for outdoor plans.
Is Kodiak a good destination for nature and wildlife travel?
Kodiak is well suited to nature and wildlife travel. Its highest Ideal Weather window (June, July) aligns with the conditions travelers usually look for in this style of trip.
How is the bestime.to score for Kodiak calculated?
Each month receives an Ideal Weather score from 0-10 using ERA5 climate normals for Kodiak: temperature comfort, precipitation, humidity, daylight hours, and historical sunny days - weighted for nature and wildlife travel.

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Curated in Kodiak

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