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Cowlitz County Lowlands
 Details for Cowlitz County Lowlands Extreme Heat Watch
 North Clark County Lowlands
 Details for North Clark County Lowlands Extreme Heat Watch
 Willipa Hills
 Details for Willipa Hills Extreme Heat Watch
 Inner Vancouver Metro
 Details for Inner Vancouver Metro Extreme Heat Watch
 Lower Columbia
 Details for Lower Columbia Extreme Heat Watch
 Portland
 Details for Portland Extreme Heat Watch

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All-Time Weather Records

All Data Collected Since January 1st, 2009
 

Temperature Records
Highest Temperature 110.1°F 6/27/2021
Lowest Temperature 15.6°F 1/16/2024
Highest Heat Index 129.7°F 6/27/2021
Lowest Wind Chill 14.2°F 1/15/2024
Warmest Day (6am - 6pm) 93.0 F on: Jun 27 2021
Warmest Night (6pm - 6am) 82.8F on: Jun 28 2021
Coldest Day (6am - 6pm) 23.0F on: Jan 13 2024
Coldest Night (6pm - 6am) 20.3F on: Jan 16 2024

Wind Records
Highest Wind Gust 33.0 mph 3/19/2025
Highest Average Speed 27.9 mph 1/6/2019
Highest Daily Wind Run 106.7 miles 12/26/2024

Precipitation Records
Highest Daily Precipitation 4.71 in 11/4/2022
Highest Monthly Precipitation 11.9 in 12/2015
Highest Precipitation Rate 0.768 in/min 11/15/2020
Consecutive Days With Precipitation 28 Last day of Streak: 3/11/2017
Consecutive Days Without Precipitation 66 Last day of Streak:9/11/2022

Humidity Records
Highest Dewpoint 80.8°F 6/28/2021
Lowest Dewpoint 11.7°F 12/22/2022
Highest Humidity 100% 11/30/2014
Lowest Humidity 0% 1/26/2015

Barometer Records
Highest Pressure 1045.4 inHg 12/30/2014
Lowest Pressure 979.4 inHg 12/27/2022