Weather on March 18

Anchorage, AK

55 Years of Data

Avg High
32°F
Avg Low
15°F
Warmest
1998
41°F avg
Coldest
2026
3°F avg

About This Date

March 18th in Anchorage, AK typically brings cold spring weather, with average highs around 32°F and lows near 15°F. Over 36 years of records, the warmest March 18th was in 1998 (41°F average), while the coldest was 2026 (3°F) — a 38°F range across recorded history. Precipitation has occurred on 22% of recorded March 18th dates, with snow falling 6% of the time (heaviest snowfall: 2.5"). The last decade has been 1.8°F cooler on this date compared to 20-30 years ago.

The last decade has been 1.8°F cooler on this date compared to 20-30 years ago.

Planning for March 18th in Anchorage, AK? Bundle up with warm layers and protect extremities from the cold.

Warming Trend
1.6°F per decade on this date
YearHighLowAvgPrecipSnow
2026coldest13°-8°
202532°22°27°
202433°27°30°0.13"
202341°20°31°0.05"
202238°26°32°
202124°14°
202032°26°29°
201943°34°38°
201841°33°37°0.03"
201722°-7°
201635°20°28°
201540°30°35°
201438°22°30°
201328°17°
201228°16°
201140°20°30°0.03"
201034°15°25°
200930°17°
200831°17°24°
200725°-4°11°
200624°12°18°
200543°20°31°
200427°14°20°
200342°19°31°
200234°10°22°1.42"
200133°21°27°
200036°29°32°0.03"0.2"
199933°21°0.23"
1998warmest48°33°41°
199723°12°18°
199634°21°27°
199523°11°17°0.66"2.5"
199417°-2°
197324°-2°11°
197229°16°
197131°12°21°
36 years of data from ANCHORAGE PARK STRIP

Browse Weather History

Weather data provided by NOAA Climate Data Online. Not for critical planning.