Weather on November 18

Seattle, WA

55 Years of Data

Avg High
50°F
Avg Low
39°F
Warmest
1980
53°F avg
Coldest
1977
34°F avg

About This Date

November 18th in Seattle, WA typically brings cool fall weather, with average highs around 50°F and lows near 39°F. Over 54 years of records, the warmest November 18th was in 1980 (53°F average), while the coldest was 1977 (34°F) — a 19°F range across recorded history. Precipitation has occurred on 50% of recorded November 18th dates, with snow falling 2% of the time (heaviest snowfall: 3"). The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.

The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.

Planning for November 18th in Seattle, WA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.

YearHighLowAvgPrecipSnow
202549°39°44°
202446°40°43°0.23"
202352°32°42°0.2"
202250°26°38°
202148°41°45°0.58"
202050°43°46°1.17"
201951°48°50°1.02"
201853°33°43°
201754°41°47°
201655°35°45°
201551°39°45°0.13"
201449°29°39°
201355°49°52°2.03"
201251°43°47°1.6"
201141°32°37°0.03"
201047°40°43°0.36"
200950°39°45°0.46"
200852°44°48°0.05"
200746°40°43°
200654°38°46°
200550°43°46°
200451°44°48°0.2"
200358°46°52°4.9"
200255°46°51°0.33"
200159°34°46°
200047°26°36°
199952°38°45°
199758°43°50°
199641°35°38°
199555°48°52°0.46"
199442°30°36°
199348°38°43°0.05"
199254°44°49°0.41"
199152°44°48°0.23"
199042°35°39°
198952°48°50°
198848°36°42°
198752°38°45°
198655°46°51°1.98"
198541°28°35°
198452°45°48°0.08"
198355°45°50°0.05"
198247°41°44°0.58"
198156°46°51°
1980warmest57°49°53°
197949°38°43°
197845°34°39°2.21"3"
1977coldest40°29°34°
197648°40°44°
197546°31°38°
197452°45°48°0.25"
197341°35°38°
197247°37°42°0.25"
197146°41°44°0.18"
54 years of data from SEATTLE URBAN SITE

Browse Weather History

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