Sand Point, Alaska climate: Normal weather by month, frost dates and records
Sand Point's normal year runs from 27°F March nights to 57°F August afternoons, with 48.9 inches of precipitation a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 4.4°C, March lows of −3°C, August highs of 14°C, 1,243 mm of precipitation a year.
- NOAA stationSand Point (1 mi ENE)
- Station IDUSW00025630
- Location55.35°N 160.47°W
- Elevation240 ft (73 m)
- Population681
On October 23, the normal high in Sand Point is 44°F and the normal low 35°F, and the chance of measurable rain or snow is 64%.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Sand Point.
- Jan 35° 27°
- Feb 35° 28°
- Mar 35° 27°
- Apr 40° 31°
- May 46° 36°
- Jun 52° 43°
- Jul 56° 47°
- Aug 57° 48°
- Sep 53° 44°
- Oct 46° 37°
- Nov 40° 33°
- Dec 37° 29°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like in Sand Point each month?
August is the warmest month, with normal highs of 57°F; March the coldest, with normal lows of 27°F. The most precipitation falls in December (6.51 in), the least in March (2.41 in).
| Month | High | Low | Mean | Precip. | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|
| January | 35°F | 27°F | 30.9°F | 3.99 | 20 | <1 | 19 | 7 h 40 min |
| February | 35°F | 28°F | 31.4°F | 4.43 | 17 | <1 | 18 | 9 h 40 min |
| March | 35°F | 27°F | 30.8°F | 2.41 | 14 | <1 | 24 | 11 h 40 min |
| April | 40°F | 31°F | 35.3°F | 2.64 | 17 | <1 | 14 | 14 h |
| May | 46°F | 36°F | 40.9°F | 4.01 | 18 | <1 | 4 | 16 h 10 min |
| June | 52°F | 43°F | 47.2°F | 3.10 | 13 | <1 | <1 | 17 h 20 min |
| July | 56°F | 47°F | 51.4°F | 2.93 | 15 | <1 | <1 | 17 h |
| August | 57°F | 48°F | 52.5°F | 3.89 | 15 | <1 | <1 | 15 h 10 min |
| September | 53°F | 44°F | 48.7°F | 4.95 | 17 | <1 | <1 | 12 h 50 min |
| October | 46°F | 37°F | 41.2°F | 4.97 | 20 | <1 | 2 | 10 h 40 min |
| November | 40°F | 33°F | 36.4°F | 5.09 | 20 | <1 | 13 | 8 h 30 min |
| December | 37°F | 29°F | 32.7°F | 6.51 | 23 | <1 | 18 | 7 h 10 min |
| Year (annual) | 44°F | 36°F | 39.9°F | 48.92 | 209 | <1 | 111 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. |
|---|---|---|---|---|
| January | 2°C | −3°C | −0.6°C | 101 mm |
| February | 2°C | −2°C | −0.3°C | 113 mm |
| March | 2°C | −3°C | −0.7°C | 61 mm |
| April | 4°C | 0°C | 1.8°C | 67 mm |
| May | 8°C | 2°C | 4.9°C | 102 mm |
| June | 11°C | 6°C | 8.4°C | 79 mm |
| July | 13°C | 8°C | 10.8°C | 74 mm |
| August | 14°C | 9°C | 11.4°C | 99 mm |
| September | 12°C | 7°C | 9.3°C | 126 mm |
| October | 8°C | 3°C | 5.1°C | 126 mm |
| November | 5°C | 0°C | 2.4°C | 129 mm |
| December | 3°C | −2°C | 0.4°C | 165 mm |
NOAA publishes no 1991-2020 snowfall normal for this station, and no record within 25 miles keeps one, so snow is left out here rather than estimated.
Source: NOAA NCEI 1991-2020 monthly normals, station USW00025630; annual normals. Wet days: 0.01 inch or more; 90°F days and freezing nights: NOAA's day counts. Daylight: sunrise to sunset on the 15th, computed from the latitude.
When is the best weather to visit Sand Point?
No month's normal high reaches 65°F in Sand Point: the warmest is August at 57°F.
That is a measurement, not a recommendation: it counts the months whose normal afternoon high sits between 65°F and 85°F, where a light layer is enough by day.
Source: NOAA NCEI 1991-2020 monthly normals, station USW00025630.
When is the last frost in Sand Point?
In Sand Point, the last spring frost (32°F) comes after May 11 in half of years and after May 25 in one year in ten; the first autumn frost comes before October 18 in half of years and before October 4 in one year in ten.
Frost-free in half of yearsFrost in 1 to 9 years out of 10Frost most years
- Last spring frost, half of years after
- May 111 year in 10 after May 25; 9 in 10 after April 26
- First autumn frost, half of years before
- October 181 year in 10 before October 4; 9 in 10 before November 5
NOAA puts the median frost-free season at 160 days, and the season without a hard freeze (28°F) at 192 days.
A hard freeze (28°F) comes after April 26 in half of springs and before November 1 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Sand Point in zone 7b in ZIP code 99661, the nearest ZIP area.
Frost dates for every NOAA station in Alaska · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USW00025630; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026. A 10% date means one year in ten has a frost after it in spring or before it in autumn.
How hot and how cold does it get in Sand Point?
In a normal year in Sand Point, a 90°F day is rare, 111 nights fall to 32°F or colder and 209 days bring measurable precipitation.
- Days at 90°F or more
- fewer than 1a normal year
- Days at 100°F or more
- fewer than 1a normal year
- Nights at 32°F or colder
- 111a normal year
- Days that stay below freezing
- 29high of 32°F or less
- Days with 0.01 inch of precipitation
- 209a normal year
Source: NOAA NCEI 1991-2020 annual normals, station USW00025630.
How sunny is Sand Point?
Over a year 57% of the sunlight that would reach the ground under clear skies gets through the clouds in the area around Sand Point, 2.5 kWh per square metre a day. March is the sunniest month (59%) and December the cloudiest (48%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 50% | 0.5 |
| February | 49% | 1.1 |
| March | 59% | 2.4 |
| April | 59% | 3.6 |
| May | 59% | 4.5 |
| June | 59% | 4.9 |
| July | 56% | 4.3 |
| August | 57% | 3.6 |
| September | 55% | 2.5 |
| October | 55% | 1.4 |
| November | 52% | 0.7 |
| December | 48% | 0.3 |
Source: NASA POWER solar climatology, 2001-2020 (CERES SYN1deg). Satellite-based, for the 1-degree cell (about 100 km across) around the station, so it describes the area rather than the airport.
How much heating and cooling does Sand Point need?
A normal year in Sand Point brings 9,127 heating degree days, 70% more than the median U.S. place (5,373), and 0 cooling degree days, 100% fewer than the median (908). Twelve months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 196 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 1,057 | 0 |
| February | 941 | 0 |
| March | 1,059 | 0 |
| April | 891 | 0 |
| May | 749 | 0 |
| June | 534 | 0 |
| July | 423 | 0 |
| August | 386 | 0 |
| September | 489 | 0 |
| October | 738 | 0 |
| November | 860 | 0 |
| December | 1,001 | 0 |
| Year (annual) | 9,127 | 0 |
Source: NOAA NCEI 1991-2020 monthly normals, station USW00025630. A degree day is one degree of a day's mean temperature below 65°F (heating) or above it (cooling); utilities use them to estimate energy use.
Has Sand Point been warmer than normal lately?
2025 averaged 41.6°F, 1.7°F above the 1991-2020 normal of 39.9°F. 3 of the 3 complete years since 2021 ran warmer than the normal.
| Year | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 40.1°F | +0.2°F | – |
| 2022 | 41.2°F | +1.3°F | – |
| 2025 | 41.6°F | +1.7°F | – |
Source: observed years: ACIS, station USW00025630. A year counts only with all twelve months complete.
How does Sand Point's climate compare?
Sand Point is warmer than 59 of the other 84 places with their own NOAA record in Alaska, and wetter than 52. Across the 7,247 U.S. stations with normals, its annual mean of 39.9°F is warmer than 5%.
In the Köppen classification computed from these normals, Sand Point is Dfc: continental, no dry season, cool summer. What the classes mean.
Places with the most similar year elsewhere
Measured month by month on the normal high, low and precipitation, among places of 20,000 or more people in other states:
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers. Similarity: the root-mean-square difference of the 36 monthly figures, precipitation weighted so an inch counts like 6°F.
Questions about Sand Point's climate
What is the coldest month in Sand Point?
March, with a normal high of 35°F and a normal low of 27°F. The warmest is August (57°F by day, 48°F at night).
What is the rainiest month in Sand Point?
December, with 6.51 in of precipitation in a normal year; the driest is March with 2.41 in.
What plant hardiness zone is Sand Point in?
The USDA's 2023 map puts Sand Point in zone 7b in ZIP code 99661, the nearest ZIP area.
How late can frost come in Sand Point?
In half of years the last 32°F night comes after May 11; in one year in ten it comes after May 25. Waiting until May 25 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Alaska climateThe statewide normals and every place in the state
- Cold Bay, AK89 miles from this station, 39.3°F a year
- King Salmon (42 mi SE), AK262 miles from this station, 35.2°F a year
- Dutch Harbor, AK263 miles from this station, 41.6°F a year
- King Salmon, AK272 miles from this station, 36.5°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made