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T-Mobile Park Weather July 4, 2026: Mariners vs Blue Jays Forecast — 72°F Sunny

Best Window First pitch: 66°F, Mostly Sunny, W wind 3 mph
Rain Risk Low
What To Wear / Bring Sun protection, water, and breathable layers
Useful Links Gameday forecast, tickets, team gear, and weather gear
T-Mobile Park
T-Mobile Park
Gameday Plan T-Mobile Park
Best Window 1 PM: 66°F

Mostly Sunny

Delay Risk Low rain risk

Highest listed rain chance in the game window is 2%.

What To Bring Seattle Mariners

Prioritize sunscreen, water, and breathable team gear.

Useful Links Weather-matched picks

Tickets, team gear, and weather gear should support the forecast, not distract from it.

Hour-by-Hour Game Day Forecast

4 AM 58°Mostly Cloudy
5 AM 58°Mostly Cloudy
6 AM 57°1% rainMostly Cloudy
7 AM 56°Mostly Cloudy
8 AM 58°Mostly Cloudy
9 AM 58°Mostly Cloudy
10 AM 60°Partly Sunny
11 AM 62°Partly Sunny
12 PM 64°Mostly Sunny
1 PM 66°Mostly Sunny
2 PM 69°2% rainSunny
3 PM 70°Mostly Sunny
4 PM 71°Mostly Sunny
5 PM 72°Mostly Sunny
6 PM 70°Partly Cloudy
7 PM 70°Mostly Cloudy
8 PM 68°Mostly Cloudy
9 PM 65°Mostly Cloudy
10 PM 63°Mostly Cloudy
11 PM 62°Mostly Cloudy

T-Mobile Park hosts a holiday matinee as the Mariners take on the Blue Jays at 1:10 PM PDT, and the National Weather Service says Seattle is delivering about as good as it gets: mostly sunny, a high near 72, and almost zero chance of rain. If you’ve been waiting for a picture-perfect Fourth of July at the ballpark, this is it.

Game Weather Bottom Line

The NWS forecast for game day (labeled “Independence Day” in the official outlook) calls for mostly sunny skies, a high near 72°F, and just a 2% chance of precipitation. Wind runs light out of the southwest at 3 to 8 mph. First pitch conditions should be comfortable and dry from the opening inning through the middle innings — no umbrella required.

Rain Delay And Wind Risk

Rain risk is essentially a non-issue today. The NWS puts the probability of precipitation at just 2% during the daytime window, so a weather delay is very unlikely. Wind is the only variable worth a mention, and even that is mild: 3 to 8 mph out of the southwest, nowhere near strong enough to affect fly balls or flags. This is a low-drama weather day — plan around comfort, not contingencies.

What To Wear And Bring

With a high near 72°F and full sun expected, dress in light layers. A t-shirt works for most of the game, but the overnight and early morning numbers (mid-50s) mean the evening cool-down is real if you’re arriving early or staying for a long extra-inning affair. Sun exposure is the bigger factor at a 1:10 PM start — bring or grab a sunscreen stick SPF 50 before you head to your seats, especially if you’re in the outfield sun deck. If you tend to run cold once the sun dips, tossing a stadium blanket in your bag isn’t a bad call for the tail end of a long game.

Tailgating And Arrival Window

A sunny 72°F holiday matinee is exactly the kind of day to get to the lots early. Fire up a portable propane grill for a pregame cookout, and keep drinks cold in a rolling cooler with wheels or a Yeti tundra cooler if you’re setting up for a few hours beforehand. Heading in light? A soft cooler 24 can is an easy grab-and-go option for a smaller group. With calm wind and no rain in the picture, there’s no reason to rush — this is a lingering-in-the-parking-lot kind of afternoon before first pitch.

This is a Fourth of July division game between two American League clubs sitting close in the standings — Seattle at 45-44, Toronto at 42-46 — with the Mariners looking to snap a one-game skid against a Blue Jays club riding a two-game win streak. Division games carry extra weight down the stretch, and a holiday matinee crowd at T-Mobile Park should bring good atmosphere for it.

If you still need seats, check Get tickets on SeatGeek or Find tickets on StubHub before gates open. Sunny skies and a laid-back holiday crowd make this a good day to rep the home team — a Seattle Mariners jersey, Seattle Mariners fitted cap, or Seattle Mariners t-shirt all make sense for a bright, 72-degree afternoon at the ballpark. Whatever you bring, the forecast is doing you a favor today — enjoy the game.