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Weather Almanac: Anchorage, AK 99518

🗓️ Historical norms for September

August October
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
September avg. precipitation
🌧️ 3.23"
September days below freezing
📉 ≈2.2 days
Average September lows 39°F – 45°F
USDA Zone
5a
Annual extreme lows -20°F to -15°F
Last Spring Frost (36°F)
🌷 May 16
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First Fall Frost (36°F)
🍂 Sep 13
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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: ANCHORAGE MERRILL FLD (USW00026409)

Precipitation climatic data from weather station: ANCHORAGE MERRILL FLD (USW00026409)

Agricultural climatic data from weather station: ANCHORAGE MERRILL FLD (USW00026409)