Anchorage, Alaska Weather
Ice fog rising from open water. Day 50 of autumn. Read this microseason across nine climate regions →
Anchorage weather forecast — hour by hour, 7-day outlook, NOAA radar
Conditions updated 10:29 AM AKST · Open-Meteo
- TodayNov 10Showers later100%1.9″39°33°—
- WednesdayNov 11Drizzle86%0.40″38°35°-1°
- ThursdayNov 12Light Snow Shwrs96%0.57″35°26°-3°
- FridayNov 13Foggy18%—32°23°-3°
- SaturdayNov 14Light Snow50%0.48″35°26°+3°
- SundayNov 15Light Rain66%0.97″42°35°+7°
- MondayNov 16Light Snow67%0.65″42°27°0°
Air quality now AQI 36 · Good
AQI 36 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 36. Overcast through the UV peak window (cloud cover ~96%) — afternoon ozone should stay flat.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 36. Overcast through the UV peak window (cloud cover ~96%) — afternoon ozone should stay flat.
- Present
- AQI 36
- UV peak
- 0.1 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 4
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
When the wind is in the west, the weather is at its best.
- Moonrise
- 12:08 PM
- Moonset
- 3:37 PM
- In sign
- ♐︎ Sagittarius
Ice fog rising from open water
Read this microseason across nine climate regions →
All 72 microseasons on the year wheel →
Anchorage at a glance
- Today vs. normal: Today averages 36°F (high 39°F, low 33°F), 14°F above the 22°F normal for Nov 10
- Last frost: May 16 (1991–2020 median, NOAA station 13 km away)
- Microseason: Nov 6–10
16-Day Forecast — Anchorage
- Tue39°33°100%
- Wed38°35°86%
- Thu35°26°96%
- Fri32°23°18%
- Sat35°26°50%
- Sun42°35°66%
- Mon42°27°67%
- Tue35°21°36%
- Wed31°18°82%
- Thu34°25°80%
- Fri32°29°61%
- Sat31°14°42%
- Sun23°13°50%
- Mon29°19°49%
- Tue35°28°52%
- Wed39°35°56%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Anchorage
Interactive wind and temperature map centered on Anchorage — it loads in your browser. Open the full weather map.
Right now in the garden
Post-frost dormancy
As of November 10, the season's first frost (typically September 20) is due or past. Bring frost-tender plants indoors, mulch overwintering beds, and turn spent plantings under. This city's planting calendar lists nothing to plant or harvest in November.
Sun & seasons in Anchorage
Anchorage sits in Anchorage County, where the year’s longest day runs 19h 21m of daylight and its shortest just 5h 28m — a swing of +13h 52m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.
Anchorage is the state’s largest city.
Air quality in Anchorage
Air quality in Anchorage’s county has trended cleaner since 2020; its cleanest year on record was 2023 (median AQI 21). See the full air-quality history for Anchorage.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| April | lettuce, peas, spinach, radishes | — |
| May | lettuce, peas, spinach, radishes | radishes |
| June | — | lettuce, peas, spinach, radishes |
| July | fall brassicas, carrots | lettuce, peas, spinach, radishes |
| August | garlic (overwinter) | lettuce, peas, garlic |
| September | — | fall brassicas, carrots |
| October | — | fall brassicas, carrots |
A year in weather
The year in Anchorage tops out in July (~58°F) and dips lowest in January (~14°F), with September wettest at 3.6 inches and April driest at 0.8 inches.
| Month | Mean temp | Precip |
|---|---|---|
| January | 14° | 2.3″ |
| February | 20° | 1.6″ |
| March | 25° | 1.6″ |
| April | 37° | 0.8″ |
| May | 47° | 0.9″ |
| June | 55° | 1.3″ |
| July | 58° | 1.7″ |
| August | 55° | 2.6″ |
| September | 47° | 3.6″ |
| October | 34° | 2.5″ |
| November | 20° | 1.7″ |
| December | 16° | 2.0″ |
Regional context
Similar climates Knik River, AK, Sunrise, AK, Hope, AK
Per NOAA NCEI 1991-2020 normals, Anchorage runs from a 14°F January mean to 58°F in July, a 44°F seasonal spread, with near 22.6 inches of precipitation.
Rainfall in Anchorage splits evenly between the seasons: September tops out at 3.6 inches, and April logs 0.8 inches — neither half of Anchorage's year dominates. That lines Anchorage up with places like Knik River, AK, Sunrise, AK and Hope, AK, fed by overlapping storm tracks.
Around May 16, Anchorage sheds its freezing nights — kale, peas, spinach, and parsnips go into Anchorage's beds. Anchorage's heat-lovers — tomatoes, peppers, squash — hold off until Anchorage's frost risk clears, 10-14 days on. The season ends by September 20 in Anchorage, once hard frosts set back in. Open lawns in Anchorage whiten first when frost returns.
Similar climates: Knik River, AK, Sunrise, AK, Hope, AK, Butte, AK, Gateway, AK.
Frequently asked
- When does it freeze in Anchorage?
- Frost typically leaves Anchorage by May 16 and returns to Anchorage near September 20.
- What is the rainy season in Anchorage?
- Rainfall in Anchorage peaks in September near 3.6 inches, out of about 23 inches annually.
- What is the warmest month in Anchorage?
- July is Anchorage's warmest month, averaging about 58°F.
- What is the coldest month in Anchorage?
- Anchorage bottoms out in January, with a mean near 14°F.
- When can I start a vegetable garden in Anchorage?
- Frost-hardy sowings begin at May 16 in Anchorage; warm-season starts follow two weeks on.
- What hardiness zone is Anchorage?
- Anchorage's hardiness zone tracks its winter low; with January near 14°F, check the USDA ZIP map for the exact zone.
- What is the 10-day forecast for Anchorage?
- Anchorage's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Anchorage?
- See this week's day-by-day rain chances for Anchorage in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Anchorage?
- Current conditions for Anchorage and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Anchorage forecast updated?
- The Anchorage forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Anchorage?
- Today's sunrise and sunset times for Anchorage are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Anchorage?
- The next few days in Anchorage's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
ZIP codes in Anchorage
- 99501
- 99502
- 99503
- 99504
- 99505
- 99506
- 99507
- 99508
- 99509
- 99510
- 99511
- 99513
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- 99515
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- 99522
- 99523
- 99524
- 99529
- 99530
- 99540
- 99567
- 99577
- 99587
- 99599
- 99695