Photo: calliopejen · CC BY-SA 2.0Cooper Landing gets about 90 inches of snow a winter, more than 97% of U.S. towns
Sunny July days climb to about 66°. From frosty January to warm July, readings climb 57°. In July, afternoons here are cooler than in almost every U.S. town. Garden planting can start around June 12; autumn frost returns near September 1.
A year in Cooper Landing at a glance
Each month’s typical high and low, and what it brings.
What stands out about Cooper Landing’s climate
Compared with towns across the U.S., with Cooper Landing’s place in Alaska beside it.
What a year in Cooper Landing feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 78 frost-free days a year
In half of years the last 32° night comes by June 12 and the first by September 1. Day counts come from NOAA’s station at Cooper Lake Project, AK, 9 miles from the town’s center, at about the same height; frost dates and degree days from Cooper Landing 5 W, AK, 4 miles away.
The 2023 USDA map puts Cooper Landing’s center in zone 5b: the coldest night of a typical winter, averaged over 1991–2020, reaches about −15°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
About 90 inches of snow a winter
Snow, measured at Seward 19n, AK, falls mostly in December. Precipitation (rain plus melted snow) adds up to 42 inches a year; September is the wettest month and June the driest. Rain or snow falls on about 178 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Cooper Landing
Nearly all of the work is heating: a normal year has almost no cooling days. Months averaging under 55°: every month but July.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Cooper Landing 5 W, AK.
Living with Cooper Landing’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
78 frost-free days in zone 5b. The last frost comes by Jun 12 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Sep 1.
Months with highs of 62–84° and lows of 40° or more: June, July and August. 29 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Cooper Landing from natural hazards, avalanches are the largest share (88%). Normals are averages; the hazards page covers the extremes.
Natural hazards →Cooper Landing and similar climates
TownRatings has no climate map of the towns around Cooper Landing yet.
Climates most like Cooper Landing’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Cooper Landing, AK | 9° | 66° | 42" | 90" |
| North Elba, NY | 4° | 72° | 52" | 104" |
| Waldoboro, ME | 14° | 75° | 49" | 79" |
| Sault Ste. Marie, MI | 8° | 76° | 37" | 120" |
| Berlin, NH | 5° | 77° | 45" | 82" |
Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.
How Cooper Landing compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Cooper Landing’s place among Alaska’s.
Cooper Landing weather by month
Highs, lows and precipitation from the nearest NOAA station; snow, wet days and snow on the ground from Seward 19n, AK. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground |
|---|---|---|---|---|---|---|
| January | 24° | 9° | 3.5" | 17.2" | 13 | 31 |
| February | 29° | 13° | 5.3" | 15.7" | 13 | 28 |
| March | 35° | 14° | 2.2" | 12.3" | 11 | 31 |
| April | 45° | 27° | 2.3" | 3.9" | 12 | 29 |
| May | 55° | 34° | 2.1" | 0.3" | 14 | 12 |
| June | 63° | 42° | 1.7" | 0.0" | 14 | 0 |
| July | 66° | 47° | 2.4" | 0.0" | 17 | 0 |
| August | 64° | 45° | 3.8" | 0.0" | 17 | 0 |
| September | 55° | 38° | 6.0" | 0.0" | 20 | 0 |
| October | 42° | 27° | 5.4" | 1.7" | 18 | 3 |
| November | 30° | 17° | 4.2" | 11.8" | 14 | 21 |
| December | 27° | 12° | 3.4" | 27.2" | 15 | 29 |
| Year | 44° | 27° | 42.2" | 90.1" | 178 | 184 |
Where Cooper Landing’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s 1991–2020 normals at the nearest station (NOAA’s grid doesn’t cover Alaska).
- Snow: Seward 19n, AK.
- Frost dates, heating and cooling: Cooper Landing 5 W, AK, 4 miles away.
- Freezing nights, 90° and 100° days: Cooper Lake Project, AK, 9 miles from the town’s center, at about the same height; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Cooper Landing’s climate
What is the weather like in Cooper Landing?
A typical July afternoon reaches 66°, a January night drops to 9°, and about 90 inches of snow falls in a normal winter. Colder January nights than 95% of U.S. towns; cooler July afternoons than all but 29 U.S. towns.
How cold does it get in Cooper Landing in winter?
January nights average 9°. About 186 nights a year reach 32° or below and 15 reach 0° or below.
How much snow does Cooper Landing get?
About 90 inches in a normal winter at Seward 19n, AK, most of it in December, with snow on the ground about 184 days a year.
How hot does it get in Cooper Landing?
July, with a typical high of 66°. 90° days are rare: none in a normal year at Cooper Landing 5 W, AK.
When is the first and last frost in Cooper Landing?
In half of years the last spring frost (32°) comes by June 12 and the first fall frost by September 1, about 78 frost-free days, at Cooper Landing 5 W, AK.
What growing zone is Cooper Landing in?
Zone 5b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −15°.
What is the best time of year to visit Cooper Landing?
By one simple rule (highs of 62–84° and lows of 40° or more), June, July and August. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Neighbors talk weather
Gardens, snow, and the best days of the year in Cooper Landing.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.