**Incoming upper-level low pressure system is the dominant driver**, advecting cooler marine air into western Washington and suppressing daytime heating ahead of Saturday, August 22. National Weather Service and multiple forecast models consistently project a high in the upper 60s to low 70s—most often 68–72°F—under mostly cloudy skies with a 20–40% chance of showers or drizzle. This marks a sharp cooldown from Friday’s mid-80s readings as the system moves ashore late Friday into Saturday, increasing cloud cover and onshore flow. Historical August averages near 76°F highlight how anomalous the cooler air mass is, keeping probabilities for 74°F+ outcomes low while concentrating market-implied odds on the 70–73°F bins. Model consensus and the short time to resolution leave limited room for significant upside surprises, though any slower arrival or reduced cloud cover could nudge readings toward the upper end of that range.
Riepilogo sperimentale generato dall'AI con riferimento ai dati di Polymarket. Questo non è un consiglio di trading e non ha alcun ruolo nella risoluzione di questo mercato. · AggiornatoLa temperatura più alta a Seattle il 22 agosto?
70-71°F 31%
72-73°F 31%
74-75°F 15%
68-69°F 13%
65°F or below
3%
66-67°F
5%
68-69°F
13%
70-71°F
31%
72-73°F
31%
74-75°F
15%
76-77°F
4%
78-79°F
3%
80-81°F
2%
82-83°F
1%
84°F or higher
1%
70-71°F 31%
72-73°F 31%
74-75°F 15%
68-69°F 13%
65°F or below
3%
66-67°F
5%
68-69°F
13%
70-71°F
31%
72-73°F
31%
74-75°F
15%
76-77°F
4%
78-79°F
3%
80-81°F
2%
82-83°F
1%
84°F or higher
1%
This market will resolve to the temperature range that contains the highest temperature recorded at the Seattle-Tacoma International Airport Station in degrees Fahrenheit on 22 Aug '26.
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Seattle-Tacoma International Airport Station, available here: https://www.wunderground.com/history/daily/us/wa/seatac/KSEA.
To toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °C.
This market can not resolve until the first data point for the following date has been published on the resolution source.
The resolution source for this market measures temperatures to whole degrees Fahrenheit (eg, 21°F). Thus, this is the level of precision that will be used when resolving the market.
Revisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.
Mercato aperto: Aug 20, 2026, 8:56 PM ET
Fonte di risoluzione
https://www.wunderground.com/history/daily/us/wa/seatac/KSEAResolver
0x69c47De9D...This market will resolve to the temperature range that contains the highest temperature recorded at the Seattle-Tacoma International Airport Station in degrees Fahrenheit on 22 Aug '26.
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Seattle-Tacoma International Airport Station, available here: https://www.wunderground.com/history/daily/us/wa/seatac/KSEA.
To toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °C.
This market can not resolve until the first data point for the following date has been published on the resolution source.
The resolution source for this market measures temperatures to whole degrees Fahrenheit (eg, 21°F). Thus, this is the level of precision that will be used when resolving the market.
Revisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.
Fonte di risoluzione
https://www.wunderground.com/history/daily/us/wa/seatac/KSEAResolver
0x69c47De9D...**Incoming upper-level low pressure system is the dominant driver**, advecting cooler marine air into western Washington and suppressing daytime heating ahead of Saturday, August 22. National Weather Service and multiple forecast models consistently project a high in the upper 60s to low 70s—most often 68–72°F—under mostly cloudy skies with a 20–40% chance of showers or drizzle. This marks a sharp cooldown from Friday’s mid-80s readings as the system moves ashore late Friday into Saturday, increasing cloud cover and onshore flow. Historical August averages near 76°F highlight how anomalous the cooler air mass is, keeping probabilities for 74°F+ outcomes low while concentrating market-implied odds on the 70–73°F bins. Model consensus and the short time to resolution leave limited room for significant upside surprises, though any slower arrival or reduced cloud cover could nudge readings toward the upper end of that range.
Riepilogo sperimentale generato dall'AI con riferimento ai dati di Polymarket. Questo non è un consiglio di trading e non ha alcun ruolo nella risoluzione di questo mercato. · Aggiornato
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