The best times to visit Downtown Anchorage for ideal weather are
June 4th to September 9th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Downtown Anchorage Travel Guide
Other Downtown Anchorage Travel Info
Weather in Downtown Anchorage
Temperature
Average temperatures in Downtown Anchorage vary drastically. Considering humidity, temperatures feel cold for most of the year with a low chance of precipitation most of the year. The area is less temperate than some — in the 39th 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 Downtown Anchorage, 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 69.3°F (20.7°C) with temperatures rarely dropping below 53.6°F (12°C) at night.
Downtown Anchorage Temperatures (Fahrenheit)
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Downtown Anchorage Temperatures (Celsius)
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“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.
Downtown Anchorage Perceived Temperature (F)
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Downtown Anchorage Perceived Temperature (C)
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Average Downtown Anchorage 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 | 23.9 | 16.8 | 9.3 |
| Feb | 28.7 | 20.4 | 12 |
| Mar | 34.3 | 24.6 | 14.9 |
| Apr | 47 | 37.8 | 29.1 |
| May | 59.9 | 50 | 40.5 |
| Jun | 65.9 | 56.7 | 49.4 |
| Jul | 68.4 | 59.8 | 53.3 |
| Aug | 66.6 | 58.1 | 51.2 |
| Sep | 57.7 | 49.7 | 43 |
| Oct | 44.9 | 37.6 | 31.2 |
| Nov | 30.4 | 23.6 | 16.7 |
| Dec | 25.1 | 18.4 | 11 |
Show Celsius
| Month | Avg. High (°C) | Avg. Mean (°C) | Avg. Low (°C) |
|---|---|---|---|
| Jan | -4.5 | -8.4 | -12.6 |
| Feb | -1.8 | -6.4 | -11.1 |
| Mar | 1.3 | -4.1 | -9.5 |
| Apr | 8.3 | 3.2 | -1.6 |
| May | 15.5 | 10 | 4.7 |
| Jun | 18.8 | 13.7 | 9.7 |
| Jul | 20.2 | 15.4 | 11.8 |
| Aug | 19.2 | 14.5 | 10.7 |
| Sep | 14.3 | 9.8 | 6.1 |
| Oct | 7.2 | 3.1 | -0.4 |
| Nov | -0.9 | -4.7 | -8.5 |
| Dec | -3.8 | -7.6 | -11.7 |
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Downtown Anchorage are March, February, and then April. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around late January and early February. For example, on the week of January 29th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early to mid September with an average of 3 days of significant precipitation the week of September 10th.
When can you find snow in Downtown Anchorage? Weather stations report very large amounts of snow likely to be deepest around March, especially close to early to mid March. The best time to ski (if at all) in Downtown Anchorage is often around around March 12th when fresh powder is deepest. 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 Downtown Anchorage.
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Snow on the Ground
The graph below shows the average snow on the ground in Downtown Anchorage (in).
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Average Rain and Snow by Month
Show Inches
| Month | Daily Chance of Rain | Average Snow Depth (in) | Total Precipitation (in) |
|---|---|---|---|
| Jan | 5% | 10.1 | 0.6 |
| Feb | 5% | 11.4 | 0.5 |
| Mar | 4% | 13 | 0.4 |
| Apr | 5% | 8.4 | 0.5 |
| May | 5% | 1.2 | 0.4 |
| Jun | 11% | 0 | 1 |
| Jul | 20% | 0 | 1.8 |
| Aug | 21% | 0 | 2.2 |
| Sep | 29% | 0 | 3.5 |
| Oct | 15% | 1.5 | 1.5 |
| Nov | 9% | 4.3 | 0.7 |
| Dec | 8% | 6.8 | 0.7 |
Show Centimeters
| Month | Daily Chance of Rain | Average Snow Depth (cm) | Total Precipitation (cm) |
|---|---|---|---|
| Jan | 5 | 25.7 | 1.5 |
| Feb | 5 | 29 | 1.3 |
| Mar | 4 | 33 | 1 |
| Apr | 5 | 21.3 | 1.3 |
| May | 5 | 3 | 1 |
| Jun | 11 | 0 | 2.5 |
| Jul | 20 | 0 | 4.6 |
| Aug | 21 | 0 | 5.6 |
| Sep | 29 | 0 | 8.9 |
| Oct | 15 | 3.8 | 3.8 |
| Nov | 9 | 10.9 | 1.8 |
| Dec | 8 | 17.3 | 1.8 |
Humidity and Wind
Downtown Anchorage has some very humid months, with other moderately humid months on the other side of the year. The least humid month is May (42.4% relative humidity), and the most humid month is January (70.2%).
Wind in Downtown Anchorage is usually extremely calm. The windiest month is June, followed by May and July. June’s average wind speed of around 4.1 knots (4.7 MPH or 7.5 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid May where average top sustained speeds reach 10.2 knots, which is considered a gentle breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Downtown Anchorage.
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Wind
The graph below shows wind speed (max and average) in knots.
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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 | 2.6 | Barely noticeable | 7.1 | Gentle breeze |
| Feb | 2.7 | Barely noticeable | 7.3 | Gentle breeze |
| Mar | 3.1 | Barely noticeable | 8 | Gentle breeze |
| Apr | 3.3 | Barely noticeable | 8.4 | Gentle breeze |
| May | 4 | Light breeze | 9.7 | Gentle breeze |
| Jun | 4.1 | Light breeze | 9.3 | Gentle breeze |
| Jul | 3.6 | Barely noticeable | 8.7 | Gentle breeze |
| Aug | 2.9 | Barely noticeable | 7.7 | Gentle breeze |
| Sep | 2.8 | Barely noticeable | 7.6 | Gentle breeze |
| Oct | 2.6 | Barely noticeable | 7.4 | Gentle breeze |
| Nov | 2.9 | Barely noticeable | 7.6 | Gentle breeze |
| Dec | 2.6 | Barely noticeable | 7.4 | Gentle breeze |
Show Relative Humidity by Month
| Month | Avg. Relative Humidity |
|---|---|
| Jan | 70.2% |
| Feb | 64.3% |
| Mar | 51.9% |
| Apr | 47.8% |
| May | 42.4% |
| Jun | 52.8% |
| Jul | 60.5% |
| Aug | 65.3% |
| Sep | 66.6% |
| Oct | 64.4% |
| Nov | 65.5% |
| Dec | 69.9% |
Is it Safe to Travel to Downtown Anchorage?
Our best data indicates this area is generally safe. As of Dec 04, 2023 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 Dec 04, 2023.
The Busiest and Least Crowded Months
The busiest month for tourism in Downtown Anchorage, 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 Downtown Anchorage 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
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Overall Downtown Anchorage Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel moderately cold. Highs range from 64.4°F (18°C) and 30.9°F (-0.6°C) with far warmer temperatures in the later months. Rain is rare with 1 to 2 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 comfortably cool weather with high temperatures that are comfortable. These months see moderate precipitation with 3 to 6 days of precipitation per month. June – August is the busiest season for tourism in Downtown Anchorage, so lodging and other accommodations may cost more than usual.
Fall (September through November)
Fall daily highs range from 61.7°F (16.5°C) and 27.4°F (-2.6°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: 3 to 9 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 Downtown Anchorage to be enjoyable for warm weather travelers. The average high during this season is between 30.9°F (-0.6°C) and 21.4°F (-5.9°C). On average, it rains or snows a smalll amount: 1 to 3 times per month. These times of year are fairly slow with tourists.
Best Times to Travel› the United States › Downtown Anchorage, AK, US