Seattle · SpringMonth summary
Seattle weather in March
⚠️ Fair
🌡️ Temperature min / max
39°F – 52°F
🌧 Rainy days
52% of days
☀️ Sunshine
8.4h per day on average
🌊 🌊 Season
Spring
⭐ ⭐ Weather score
4.2/10
📅 📅 Best month
July (9.2/10)
Quick decision
Should you visit Seattle 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 (4.2/10). July offers milder conditions if your dates are flexible.
By trip type
Seattle in March by trip type
- 🏙️ 🏙️ City break / culture : ⚠️ Possible
- 🚶 🚶 Outdoor activities : ❌ Not recommended
- 🏖️ Beach / swimming : ❌ Not recommended
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in March
Spring marks the start of the good season in Seattle. Temperatures rise (11°F) and tourists have not yet arrived en masse. With 52% of rainy days, always have indoor alternatives planned.
Browse by month
All months for Seattle
Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌦️ January | 37°F | 46°F | 58% | 0.2in | 4.3h | 1.7/10 |
| 🌦️ February | 36°F | 46°F | 55% | 0.2in | 5.5h | 2.5/10 |
| 🌦️ March | 39°F | 52°F | 52% | 0.1in | 8.4h | 4.2/10 |
| 🌦️ April | 43°F | 55°F | 47% | 0.1in | 10.4h | 5.3/10 |
| 🌤️ May | 48°F | 64°F | 35% | 0.1in | 11.9h | 7.2/10 |
| 🌤️ June | 54°F | 68°F | 28% | 0.1in | 13.0h | 7.7/10 |
| 🌤️ July | 57°F | 75°F | 11% | 0.0in | 14.5h | 9.2/10 |
| 🌤️ August | 59°F | 75°F | 16% | 0.0in | 12.9h | 8.7/10 |
| 🌤️ September | 55°F | 68°F | 31% | 0.1in | 10.3h | 7.4/10 |
| 🌦️ October | 48°F | 59°F | 45% | 0.2in | 7.5h | 5.0/10 |
| 🌦️ November | 43°F | 50°F | 59% | 0.2in | 4.7h | 2.3/10 |
| 🌦️ December | 37°F | 46°F | 60% | 0.2in | 3.5h | 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, Seattle averages 52°F, 52% rainy days and 8.4h of sunshine per day. Overall weather score: 4.2/10.
See methodology →
Comparison
March vs July (best month)
The best month is July (score 9.2/10). Difference:
- 🌡️ Max temperature : +13°F
- 🌧 Rainy days : -41%
- ☀️ Sunshine : +6.1h/day
FAQ
FAQ — Seattle in March
Is March a good time to visit Seattle?
March is not recommended for Seattle (score 4.2/10). With 52% rainy days and 8.4h of sunshine, consider July (9.2/10) instead.
Does it rain a lot in Seattle in March?
Yes, 52% of days see rain in March. Plan some indoor activities as backup.
Accommodation
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Activities & tours
Activities and tours in Seattle
Guided tours, skip-the-line tickets and local experiences.
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