Portland · SpringMonth summary
Portland weather in March
⚠️ Fair
🌡️ Temperature min / max
37°F – 52°F
🌧 Rainy days
60% of days
☀️ Sunshine
8.2h per day on average
🌊 🌊 Season
Spring
⭐ ⭐ Weather score
4.0/10
📅 📅 Best month
July (10.0/10)
Quick decision
Should you visit Portland in March?
⚠️ Fair
✅ Yes if: you prefer off-season travel with reduced prices and very few tourists.
❌ No if: you want to avoid rain — more than half the days are rainy.
Our take: March brings a challenging climate (4.0/10). July offers milder conditions if your dates are flexible.
By trip type
Portland in March by trip type
- 🏙️ 🏙️ City break / culture : ⚠️ Possible
- 🚶 🚶 Outdoor activities : ❌ Not recommended
- 🏖️ Beach / swimming : — No sea access
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in March
Spring marks the start of the good season in Portland. Temperatures rise (11°F) and tourists have not yet arrived en masse. With 60% of rainy days, always have indoor alternatives planned.
Browse by month
All months for Portland
Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌦️ January | 36°F | 46°F | 61% | 0.2in | 3.9h | 1.4/10 |
| 🌦️ February | 36°F | 48°F | 60% | 0.2in | 5.5h | 2.2/10 |
| 🌦️ March | 37°F | 52°F | 60% | 0.2in | 8.2h | 4.0/10 |
| 🌦️ April | 41°F | 59°F | 51% | 0.1in | 10.2h | 5.6/10 |
| 🌤️ May | 48°F | 66°F | 36% | 0.1in | 11.9h | 7.3/10 |
| 🌤️ June | 54°F | 73°F | 26% | 0.1in | 13.5h | 8.3/10 |
| ☀️ July | 57°F | 82°F | 7% | 0.0in | 14.5h | 10.0/10 |
| ☀️ August | 59°F | 84°F | 9% | 0.0in | 13.0h | 9.3/10 |
| 🌤️ September | 55°F | 75°F | 25% | 0.1in | 11.3h | 8.1/10 |
| 🌦️ October | 46°F | 61°F | 42% | 0.2in | 8.2h | 5.9/10 |
| 🌦️ November | 41°F | 52°F | 58% | 0.3in | 5.4h | 3.0/10 |
| 🌦️ December | 36°F | 46°F | 61% | 0.3in | 3.8h | 1.4/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In March, Portland averages 52°F, 60% rainy days and 8.2h of sunshine per day. Overall weather score: 4.0/10.
See methodology →
Comparison
March vs July (best month)
The best month is July (score 10.0/10). Difference:
- 🌡️ Max temperature : +17°F
- 🌧 Rainy days : -53%
- ☀️ Sunshine : +6.3h/day
FAQ
FAQ — Portland in March
Is March a good time to visit Portland?
March is not recommended for Portland (score 4.0/10). With 60% rainy days and 8.2h of sunshine, consider July (10.0/10) instead.
Does it rain a lot in Portland in March?
Yes, 60% of days see rain in March. Plan some indoor activities as backup.
Accommodation
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Activities & tours
Activities and tours in Portland
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