Seattle · SpringMonth summary
Seattle weather in May
✅ Good
🌡️ Temperature min / max
48°F – 64°F
🌧 Rainy days
35% of days
☀️ Sunshine
11.9h per day on average
🌊 🌊 Season
Spring
⭐ ⭐ Weather score
7.2/10
📅 📅 Best month
July (9.2/10)
Quick decision
Should you visit Seattle in May?
✅ Good
✅ Yes if: you want to explore the city on foot without suffering from heat.
❌ No if: you're looking for a beach destination — water and air are still cool.
Our take: Seattle in May: 64°F and 11.9h of sunshine. Decent, but not the peak.
By trip type
Seattle in May by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ⚠️ Possible
- 🏖️ Beach / swimming : ❌ Not recommended
- 💰 💰 Budget : 🌿 Shoulder
Local context
What to expect in May
Spring marks the start of the good season in Seattle. Temperatures rise (18°F) and tourists have not yet arrived en masse. Expect rain on 35% of days — a light raincoat in the bag is recommended. Not the best window, but acceptable if dates are constrained. July (9.2/10) is significantly better if possible.
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 May, Seattle averages 64°F, 35% rainy days and 11.9h of sunshine per day. Overall weather score: 7.2/10.
See methodology →
Comparison
May vs July (best month)
The best month is July (score 9.2/10). Difference:
- 🌡️ Max temperature : +6°F
- 🌧 Rainy days : -24%
- ☀️ Sunshine : +2.6h/day
FAQ
FAQ — Seattle in May
Is May a good time to visit Seattle?
May is an acceptable time for Seattle (score 7.2/10). Conditions are decent but not optimal — consider July (9.2/10) if possible.
What to do in Seattle in May?
With 64°F max and 11.9h of sunshine, focus on cultural sites, museums and local gastronomy.
Accommodation
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Activities & tours
Activities and tours in Seattle
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Flights
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