Weather on December 21 at Olympic

Olympic National Park

WAPacific West1,500 ft elevation
Avg High47°F
Avg Low36°F
Warmest201455°F
Coldest199015°F

Based on 55 years of data from Seattle, WA

Elevation Note: Olympic sits at 1,500 ft. Expect temperatures 5°F cooler than the data shown below, which comes from Seattle, WA at a lower elevation.

Planning Your Visit

December 21st in Olympic National Park (via Seattle, WA) typically brings chilly winter weather, with average highs around 47°F and lows near 36°F. Over 55 years of records, the warmest December 21st was in 2014 (55°F average), while the coldest was 1990 (15°F) — a 40°F range across recorded history. Rain or other precipitation has occurred on about 56% of December 21st dates historically, with the wettest December 21st recording 4.52" of rain. Temperatures on this date have remained relatively stable over the past several decades.

Temperatures on this date have remained relatively stable over the past several decades.

Planning for December 21st in Olympic? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecipSnow
202550°F41°F0.53"--
202454°F41°F0.79"--
202351°F40°F0"--
202230°F21°F0"--
202142°F36°F0.33"--
202056°F32°F4.52"--
201953°F43°F0.43"--
201843°F33°F0"--
201741°F27°F0"--
201649°F34°F0"--
201545°F39°F2.11"--
201458°F52°F0"--
201348°F42°F0.56"--
201247°F30°F0.18"--
201146°F30°F0"--
201053°F39°F0.1"--
200953°F40°F1.24"--
200832°F25°F0.23"--
200743°F29°F0"--
200651°F39°F0.84"--
200552°F45°F1.12"--
200447°F34°F0"--
200353°F38°F0.13"--
200247°F40°F0"--
200147°F32°F0"--
200049°F38°F0.28"--
199948°F39°F0"--
199827°F18°F0"--
199744°F33°F0"0"
199642°F36°F0.76"0"
199555°F33°F0"0"
199452°F39°F0.05"0"
199344°F34°F0"0"
199248°F42°F0"0"
199145°F40°F0"0"
199021°F9°F0"0"
198950°F42°F0"0"
198844°F35°F0"0"
198746°F36°F0.15"0"
198653°F43°F0.91"0"
198543°F33°F0"0"
198446°F36°F0.15"0"
198326°F16°F0"0"
198251°F42°F1.07"0"
198143°F34°F0.1"0"
198050°F47°F1.8"0"
197947°F39°F2.21"0"
197846°F42°F0"0"
197746°F35°F0.03"0"
197649°F42°F0.05"0"
197551°F31°F0.3"0"
197455°F36°F0.66"0"
197349°F42°F0.33"0"
197256°F48°F1.7"0"
197141°F37°F0.58"0"

December 21 at Nearby Parks

Holiday Weather at Olympic

Official NPS WebsiteVisit nps.gov/olym for park information, alerts, and reservations

Explore More at Olympic

See historical weather for other dates

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