The best times to visit Kenai Peninsula for ideal weather are

June 11th to September 2nd

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.



Other Kenai Peninsula Travel Info

Weather in Kenai Peninsula


Average temperatures in Kenai Peninsula vary greatly. Considering humidity, temperatures feel cold for most of the year with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 12th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Kenai Peninsula, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally mid July where highs are regularly around 64.9°F (18.3°C) with temperatures rarely dropping below 50.3°F (10.2°C) at night.

Kenai Peninsula Temperatures (Fahrenheit)


Kenai Peninsula Temperatures (Celsius)


“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Kenai Peninsula Perceived Temperature (F)


Kenai Peninsula Perceived Temperature (C)



Average Kenai Peninsula Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 31.6 25.8 21.1
Feb 34.3 27.9 22.6
Mar 36.8 29.5 23.5
Apr 44.9 37.2 30.6
May 54.9 46 38.4
Jun 59.5 51.5 44.9
Jul 62.7 55.3 49
Aug 62.1 54.8 49
Sep 56.4 49.3 43.6
Oct 47.1 40.2 35
Nov 35.7 30.4 25.9
Dec 32.4 27.1 22.2

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan -0.2 -3.4 -6.1
Feb 1.3 -2.3 -5.2
Mar 2.7 -1.4 -4.7
Apr 7.2 2.9 -0.8
May 12.7 7.8 3.6
Jun 15.3 10.8 7.2
Jul 17.1 12.9 9.4
Aug 16.7 12.7 9.4
Sep 13.6 9.6 6.4
Oct 8.4 4.6 1.7
Nov 2.1 -0.9 -3.4
Dec 0.2 -2.7 -5.4



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Kenai Peninsula are May, June, and then March. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around mid March. For example, on the week of March 19th there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in early to mid September with an average of 4 days of significant precipitation the week of September 10th.

When can you find snow in Kenai Peninsula? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Kenai Peninsula.

Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Kenai Peninsula (in).

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 32% 0 6.4
Feb 28% 0 4.2
Mar 22% 0 2.9
Apr 27% 0 3.5
May 18% 0 2.4
Jun 20% 0 2
Jul 24% 0 4.1
Aug 35% 0 5.1
Sep 45% 0 10.2
Oct 39% 0 8.3
Nov 33% 0 6.6
Dec 25% 0 5.2

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 32 0 16.3
Feb 28 0 10.7
Mar 22 0 7.4
Apr 27 0 8.9
May 18 0 6.1
Jun 20 0 5.1
Jul 24 0 10.4
Aug 35 0 13
Sep 45 0 25.9
Oct 39 0 21.1
Nov 33 0 16.8
Dec 25 0 13.2


Humidity and Wind

Kenai Peninsula has some very humid months, with other comfortably humid months. The least humid month is March (55.1% relative humidity), and the most humid month is August (75.4%).

Wind in Kenai Peninsula is usually moderate. The windiest month is November, followed by December and January. November’s average wind speed of around 10.2 knots (11.8 MPH or 18.9 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in mid November where average top sustained speeds reach 19.7 knots, which is considered a fresh breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Kenai Peninsula.

Avg. Relative Humidity


The graph below shows wind speed (max and average) in knots.

Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 9.3 Gentle breeze 17.6 Strong breeze
Feb 8.8 Gentle breeze 16.4 Significant breeze
Mar 9.1 Gentle breeze 16.5 Strong breeze
Apr 6.5 Light breeze 13.6 Significant breeze
May 6.1 Light breeze 12.8 Strong breeze
Jun 5.2 Light breeze 11.9 Significant breeze
Jul 4.9 Light breeze 11.3 Strong breeze
Aug 4.9 Light breeze 11.4 Significant breeze
Sep 5.9 Light breeze 13.3 Strong breeze
Oct 6.8 Light breeze 13.8 Significant breeze
Nov 10.2 Gentle breeze 18.1 Strong breeze
Dec 9.5 Gentle breeze 17.1 Strong breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 68.2%
Feb 63.1%
Mar 55.1%
Apr 60.7%
May 61.7%
Jun 70%
Jul 74.1%
Aug 75.4%
Sep 71.8%
Oct 67.7%
Nov 63.7%
Dec 67.8%


Is it Safe to Travel to Kenai Peninsula?

Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for the United States; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 23, 2019.


The Busiest and Least Crowded Months

The busiest month for tourism in Kenai Peninsula, AK, US is July, followed by August and June. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Kenai Peninsula in November. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month


Most Popular Months to Visit

Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 35 in November means 35% of the tourists vs. July.



Overall Kenai Peninsula Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 58.2°F (14.6°C) and 34.4°F (1.3°C) with warmer temperatures in the later months. Rain is somewhat common with 5 to 8 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have cold weather with high temperatures that are brisk. These months see moderate precipitation with 6 to 11 days of precipitation per month. June – August is the busiest season for tourism in Kenai Peninsula, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 58.5°F (14.7°C) and 33.3°F (0.7°C), which will feel chilly given the humidity and wind. It rains or snows a good amount: 10 to 14 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Winter (December through February)

Weather is far too cold this time of year in Kenai Peninsula to be enjoyable for warm weather travelers. The average high during this season is between 35.8°F (2.1°C) and 29.1°F (-1.6°C). On average, it rains or snows a fair amount: 8 to 10 times per month. These times of year are fairly slow with tourists.


Best Times to Travelthe United States › Kenai Peninsula, AK, US