United States
Best Time to Visit
Portland
Visit in July — score 95/100 · avg high 96°F · 3 rainy days
What matters most for your trip to Portland?
See how the best month changes based on your travel style
Opens the interactive planner with Portland pre-loaded
Monthly Travel Scores
How we scoreScores reflect weather comfort (35%), dry days (35%), daylight hours (15%), crowd levels (10%), and cost (5%) — weighted for typical travelers preferring warm, dry conditions. Customize weights in the interactive tool.January
February
March
April
May
June
#3July
#1August
#2September
October
November
December
Monthly Weather Data
| Month | Score | Avg °F | High °F | Low °F | Rain Days | Precip (mm) | Daylight | Crowds | Cost |
|---|---|---|---|---|---|---|---|---|---|
| January | 8 | 38° | 54° | 22° | 31 | 220 | 8.9h | Low | Below avg |
| February | 12 | 39° | 57° | 23° | 28 | 164 | 10.1h | Low | Below avg |
| March | 17 | 43° | 65° | 28° | 31 | 174 | 11.6h | Moderate | Below avg |
| April | 25 | 47° | 74° | 31° | 30 | 120 | 13.3h | Moderate | Average |
| May | 43 | 54° | 81° | 37° | 20 | 81 | 14.7h | High | Average |
| June | 66 | 59° | 89° | 43° | 14 | 57 | 15.5h | High | Above avg |
| July | 95 | 67° | 96° | 47° | 3 | 10 | 15.2h | Very High | Above avg |
| August | 95 | 68° | 100° | 48° | 4 | 16 | 13.9h | Very High | Above avg |
| September | 62 | 62° | 94° | 44° | 15 | 58 | 12.3h | High | Average |
| October | 24 | 52° | 79° | 34° | 31 | 143 | 10.7h | Moderate | Average |
| November | 13 | 43° | 62° | 27° | 30 | 232 | 9.2h | Low | Below avg |
| December | 5 | 38° | 55° | 21° | 31 | 263 | 8.5h | Moderate | Below avg |
Seasonal Breakdown
Spring
- Score
- 28/100
- High
- 73°F
- Low
- 32°F
- Rain days
- 27/mo
- Crowds
- moderate
Spring in Portland (March, April, May) brings average highs of 73°F and lows of 32°F, with about 27 rainy days per month. Expect moderate tourist crowds and average accommodation rates. The overall travel score averages 28/100, with May being the strongest month of the season at 43/100.
Summer
- Score
- 85/100
- High
- 95°F
- Low
- 46°F
- Rain days
- 7/mo
- Crowds
- very high
Summer in Portland (June, July, August) brings average highs of 95°F and lows of 46°F, with about 7 rainy days per month. Expect very high tourist crowds and peak pricing accommodation rates. The overall travel score averages 85/100, with August being the strongest month of the season at 95/100.
Fall
- Score
- 33/100
- High
- 79°F
- Low
- 35°F
- Rain days
- 25/mo
- Crowds
- moderate
Fall in Portland (September, October, November) brings average highs of 79°F and lows of 35°F, with about 25 rainy days per month. Expect moderate tourist crowds and average accommodation rates. The overall travel score averages 33/100, with September being the strongest month of the season at 62/100.
Winter
- Score
- 8/100
- High
- 55°F
- Low
- 22°F
- Rain days
- 30/mo
- Crowds
- moderate
Winter in Portland (December, January, February) brings average highs of 55°F and lows of 22°F, with about 30 rainy days per month. Expect moderate tourist crowds and budget-friendly accommodation rates. The overall travel score averages 8/100, with February being the strongest month of the season at 12/100.
Crowd and cost data estimated from regional travel patterns for this destination.
Book Your Trip to Portland
We may earn a commission if you book through our links, at no extra cost to you.
Frequently Asked Questions
What is the best month to visit Portland?
Is Portland expensive in summer?
What is the weather like in Portland in December?
When is the cheapest time to visit Portland?
Fine-Tune Your Portland Trip
Want more control? Adjust the exact weight of every factor — temperature comfort, dry weather, daylight hours, crowd levels, and cost — with interactive sliders and see scores update in real time.