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Weather on August 22

Portland, OR

55 Years of Data

Avg High
79°F
Avg Low
57°F
Warmest
2025
81°F avg
Coldest
1973
60°F avg

About This Date

August 22nd in Portland, OR typically brings pleasant summer weather, with average highs around 79°F and lows near 57°F. Over 56 years of records, the warmest August 22nd was in 2025 (81°F average), while the coldest was 1973 (60°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 18% of August 22nd dates historically, with the wettest August 22nd recording 0.9" 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 August 22nd in Portland, OR? Great weather for outdoor activities.

Warming Trend
0.4°F per decade on this date
YearHighLowAvgPrecipSnow
202676°57°66°
2025warmest98°64°81°
202468°61°64°
202375°58°66°
202285°63°74°
202166°57°62°0.01"
202076°58°67°0.01"
201972°55°63°
201893°62°78°
201788°63°75°
201672°52°62°
201583°56°69°
201479°60°69°
201382°63°72°
201273°53°63°
201180°62°71°
201071°54°62°
200979°59°69°
200882°54°68°
200777°56°66°
200675°53°64°
200578°59°69°
200466°59°63°0.9"
200370°58°64°0.01"
200281°54°67°
200165°62°63°0.82"
200089°51°70°
199985°57°71°
199876°60°68°
199785°60°72°
199689°59°74°
199579°57°68°
199473°58°65°0.04"
199385°55°70°
199267°56°61°
199184°60°72°
199072°61°66°
198966°57°62°0.58"
198894°59°76°
198785°57°71°
198687°56°71°
198585°53°69°
198476°58°67°
198380°56°68°
198290°55°72°
198187°54°70°
198078°53°66°
197982°59°71°
197867°56°61°0.08"
197777°59°68°
197677°52°64°
197569°57°63°0.87"
197480°57°69°
1973coldest74°47°60°
197279°62°70°
197170°57°63°0.01"
56 years of data from PORTLAND KGW-TV

Portland, OR Temperature Range by Month

Average monthly highs and lows. The shaded band shows the typical daily temperature range.

30°40°50°60°70°80°90°JFMAMJJASOND
Avg high Avg low

Portland, OR Monthly Precipitation

Average rainfall and snowfall per month, in inches.

0"0.2"0.4"JFMAMJJASOND2.1"0"
Rain (in) Snow (in)

Portland, OR Daily Temperature Calendar

Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.

151015202531JanFebMarAprMayJunJulAugSepOctNovDec
Cooler
Hotter
20°40°60°80°100°

Best Time to Visit Portland, OR

Most pleasant months in Portland, OR: May, June, July, August, September.

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Pleasant (65-82°F, ≤2.5" rain) Mild Less ideal

What to expect on August 22nd

This page shows what actually happened each year. For the odds — typical high and low, and how often it stays dry — see the climatological outlook for this date.

August 22nd outlook →

Browse Weather History

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

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