May in Seattle, WA: variable for golf — mixed conditions — check the live score. Best tee times: late morning to early afternoon after dew burns off.
| Average May Weather | |
|---|---|
| Avg daily high | 63°F |
| Avg daily low | 48°F |
| Rainy days | 16 / mo |
| Avg peak wind | 12 mph |
Based on 10 years of climate data (2015–2024), May in Seattle, WA averages 63°F highs and 48°F lows. Expect about 16 days with measurable precipitation and peak winds averaging 12 mph. Our playability scoring treats wind under 8 mph as ideal, temperatures of 60–80°F as optimal, and rain probability below 20% as a green light — use these averages to gauge how often May hits those thresholds.
For Seattle in May, plan to late morning to early afternoon after dew burns off. Wind typically rises through the afternoon as thermal mixing builds, so earlier rounds tend to score higher on our playability scale.
Climate normals show the long-term picture, but day-to-day weather varies. Check today's live golf weather score for Seattle, WA for the current playability rating, hourly wind, temperature, and the recommended tee time window.
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