Annette Island topographic map
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Annette Island
The lower elevations of Annette Island have a Marine west coast climate (Köppen Cfb), with windy and wet weather year-round, cool winters, and mild summers, and straddle the border between USDA Plant Hardiness Zones 7 and 8. Due to its southerly and maritime location, with an annual mean temperature of 47.7 °F (8.7 °C), the Annette Island Airport is one of the warmest locations statewide. Precipitation falls on most days during the winter, and the seasonal total snowfall of 33.5 inches (85 cm) occurs mostly from November to March, with some accumulation during April. Snowfall in May and October is relatively rare; warm spells raise the high to 50 °F (10 °C) for several days each month. During summer, there is an average of 17 days with 70 °F (21 °C)+ highs, and rain still falls on around half of the days. Precipitation averages more than 103 inches (2.62 m) annually, with June and July being the driest months and October and November the wettest. Extreme temperatures have ranged from −4 °F (−20 °C) on January 30, 1947, up to 93 °F (34 °C) on June 19, 2004, with the temperature having fallen below 0 °F (−18 °C) only on a handful of occasions. In addition, the Annette Island Airport holds the Alaska state monthly record high temperatures for January (66 °F or 19 °C on January 14, 2017), April (82 °F or 28 °C on April 29, 1976), and November (67 °F or 19 °C on November 1, 1970).
About this map
Name: Annette Island topographic map, elevation, terrain.
Average elevation: 78 m
Minimum elevation: -9 m
Maximum elevation: 1,067 m
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