0.1in

Rain Today

Rain Last Hour
0.04in

Recorded at Cincinnati/Northern Kentucky International Airport Updated 46 mins ago (23.8 miles away)

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Real-Time Extremes

Hottest 85.9 °F
Havasu City Airport, AZ
Coldest 1.3 °F
Blytheville, Blytheville Municipal Airport, AR
Windiest 36.9mph
Berthoud Pass, CO
Wettest (Last Hour) 0.4in
Slidell, Slidell Airport, LA
Most Humid 100%
Metter Municipal Airport, GA
Least Humid 10%
Nellis Air Force Base, NV
Highest Pressure 1029.1 hPa
Bradshaw Army Air Field / Hawaii, HI
Lowest Pressure 993.2 hPa
Middleton Island Airport, AK

Trending Locations

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Portland Rainfall Forecast

Today 9 May
30%
Sun 10 May
35%
Mon 11 May
15%
Tue 12 May
10%
Wed 13 May
40%
Thu 14 May
No Rain
Fri 15 May
15%

Portland Rainfall Statistics

May Rainfall

Cincinnati/Northern Kentucky International Airport (23.6 miles)

Total Rainfall 2026
13.4in
Daily Average 2026
0.1in
Wettest Day 27 April, 2026
1.6in
Wet Days 2026
45/129 (35%)
Total Rainfall April
4in
Daily Average April
0.1in
Wettest Day 27 April, 2026
1.6in
Wet Days April
10/30 (33%)
Total Rainfall May
1.1in
Daily Average May
0.2in
Wettest Day 5 May, 2026
0.6in
Wet Days May
2/9 (22%)

Climate (2010–Present)

Cincinnati/Northern Kentucky International Airport (23.6 miles)

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Annual Average 2021–2025
45.7in
Monthly Average 2021–2026
3.8in
Daily Average 2021–2026
0.1in
Wettest Day 20 July, 2025
2.9in

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