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Weather Almanac: Port Alsworth, AK 99653

🗓️ Historical norms for September

August October
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
September avg. precipitation
🌧️ 2.21"
September days below freezing
📉 ≈4.5 days
Average September lows 36°F – 43°F
USDA Zone
4a
Annual extreme lows -30°F to -25°F
Last Spring Frost (36°F)
🌷 Jun 4
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First Fall Frost (36°F)
🍂 Sep 9
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📚 The Timber Press Guide to Vegetable Gardening in the Pacific Northwest

F: Forecast
H: Normal High Temp
L: Normal Low Temp
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.

Temperature climatic data from weather station: PORT ALSWORTH (USC00507570)

Precipitation climatic data from weather station: PORT ALSWORTH (USC00507570)

Agricultural climatic data from weather station: ILIAMNA AP (USW00025506)