Portland in April
If April is your window for visiting Portland, here's what the climate data says you can expect.
Daytime highs average 16.9 degrees, dropping to 11.3 degrees overnight. That's a 6-degree swing between day and night. Manageable with a decent layer, and you'll warm up by midday.
At 16.9 degrees, April sits 1.0 degrees below the annual average of 17.9 degrees.
You're looking at 54mm of rain across 13 days in a typical April. Nothing dramatic.
Sunshine-wise, April delivers around 9.8 MJ/m2 of daily solar radiation. UV sits in the moderate category. Sunscreen is still wise, especially if you burn easily.
At 4.0/10 on the Comfort Score, April is middle of the road.
Packing tip: bring layers you can peel on and off.
Scroll down for the detailed climate data, or explore what nearby cities are like in April.
April at a Glance
Temperature Range
Daily temperature range in April. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- A jumper or light cardigan for flexibility
- A waterproof jacket or compact umbrella
Coming From Overseas?
How April in Portland stacks up against major cities around the world.
About 2 degrees warmer and considerably wetter.
About 1 degrees cooler and considerably drier.
About 2 degrees cooler and considerably drier.
How April Compares
Portland's monthly climate at a glance. April is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 21.2 | 14.6 | 71mm | 8.2 |
| Feb | 22.2 | 13.5 | 5mm | 10.0 |
| Mar | 21.9 | 13.7 | 14mm | 9.2 |
| Apr | 16.9 | 11.3 | 54mm | 4.0 |
| May | 15.9 | 9.7 | 23mm | 3.5 |
| Jun | 13.2 | 7.6 | 37mm | 1.5 |
| Jul | 13.0 | 7.4 | 84mm | 1.0 |
| Aug | 16.2 | 9.4 | 70mm | 3.4 |
| Sep | 14.8 | 10.0 | 90mm | 2.3 |
| Oct | 17.7 | 10.4 | 68mm | 5.6 |
| Nov | 19.8 | 12.0 | 91mm | 7.1 |
| Dec | 21.5 | 13.2 | 41mm | 9.1 |