Seattle in June
In June, Seattle averages 21°C (70°F) during the day and 12°C (54°F) at night, with frequent rain — about 14 days of the month see precipitation (50 mm total).
Peak seasonConditions are comfortable for sightseeing without being sweltering. Plan for unsettled weather and bring rain gear.
June offers comfortable temperatures in Seattle, with some rain to plan around.
How June compares to the rest of the year in Seattle
June is one of the warmest months in Seattle (3rd of 12) and one of the driest months (10th of 12). Daytime temperature runs 6°C above the annual average (15°C). June runs 3°C warmer than May (18°C) and warms a further 4°C into July (25°C).
June sunrise & sunset in Seattle
Times shown for Seattle local time (America/Los_Angeles), calculated for the 15th of June. They shift by a few minutes day to day across the month.
Photography light in Seattle — June
Golden-hour and blue-hour windows for the 15th of June, in Seattle's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Seattle in June
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on June's tier (Peak season) and Seattle's popularity.
Crowds & pricing — June in Seattle
Seattle is in peak season during this month — expect bigger crowds at famous sights, higher hotel and flight prices, and longer queues. Restaurant reservations a few days out are advisable, and any boutique hotels you have your eye on should be booked weeks ahead. The trade-off: most attractions, restaurants, and seasonal services are fully open, the weather is at its most reliable, and the city feels at its most alive.
Why this tier: excellent tourism weather
Sun & mosquito risk — June in Seattle
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Seattle in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 8°C / 47°F | 3°C / 37°F | 182 mm | 21 | — |
| February | 8°C / 46°F | 2°C / 36°F | 125 mm | 21 | — |
| March | 11°C / 52°F | 4°C / 39°F | 123 mm | 20 | — |
| April | 14°C / 57°F | 6°C / 42°F | 93 mm | 19 | — |
| May | 18°C / 65°F | 10°C / 49°F | 56 mm | 16 | — |
| June | 21°C / 70°F | 12°C / 54°F | 50 mm | 14 | — |
| July | 25°C / 76°F | 15°C / 58°F | 16 mm | 8 | — |
| August | 25°C / 76°F | 15°C / 59°F | 27 mm | 10 | — |
| September | 20°C / 69°F | 12°C / 54°F | 65 mm | 15 | — |
| October | 15°C / 59°F | 9°C / 48°F | 138 mm | 18 | — |
| November | 10°C / 50°F | 5°C / 41°F | 178 mm | 21 | — |
| December | 7°C / 45°F | 3°C / 37°F | 185 mm | 20 | — |
Other cities with similar June weather
🌍 See the full ranked list of climate twins for Seattle in June →
Frequently asked questions
How hot is Seattle in June?
In June, Seattle averages a high of 21°C (70°F) and a low of 12°C (54°F) — generally mild and pleasant.
Does it rain a lot in Seattle in June?
June can be fairly wet in Seattle, with about 14 rainy days on average.
Is June a good time to visit Seattle?
June is mild and pleasant but on the rainy side. It suits travelers who are comfortable with mild and pleasant weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Seattle in June?
Pack light layers for warm days and cooler evenings, plus a compact umbrella or rain jacket. See the full June packing list for Seattle for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.