Trader consensus on Polymarket favors a 33.5% implied probability for Houston's highest temperature on March 27 reaching 86-87°F, propelled by the latest National Weather Service forecasts and ensemble models like GFS and ECMWF projecting mid-to-upper 80s peaks amid a dominant high-pressure ridge fostering subsidence warming and clear skies. This edges out 88-89°F at 22.5%, buoyed by potential urban heat island amplification in the city core, while 82-83°F (20%) gains traction if sea breeze incursions or afternoon clouds temper the heat. Lower bins like 78-79°F (6%) or below hinge on unexpected frontal threats, but dry antecedent conditions limit cooling odds. High market dispersion underscores model spread, with Thursday's 12Z updates pivotal for shifts.
Experimental AI-generated summary referencing Polymarket data · UpdatedHighest temperature in Houston on March 27?
Highest temperature in Houston on March 27?
86-87°F 34%
88-89°F 22%
84-85°F 19%
90-91°F 16%
75°F or below
2%
76-77°F
2%
78-79°F
6%
80-81°F
6%
82-83°F
12%
84-85°F
25%
86-87°F
34%
88-89°F
23%
90-91°F
10%
92-93°F
5%
94°F or higher
8%
86-87°F 34%
88-89°F 22%
84-85°F 19%
90-91°F 16%
75°F or below
2%
76-77°F
2%
78-79°F
6%
80-81°F
6%
82-83°F
12%
84-85°F
25%
86-87°F
34%
88-89°F
23%
90-91°F
10%
92-93°F
5%
94°F or higher
8%
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day by the Forecast for the William P. Hobby Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/us/tx/houston/KHOU.
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 to "Yes" until all data for this date has been finalized.
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.
Any revisions to temperatures recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.
Market Opened: Mar 23, 2026, 6:23 AM ET
Resolution Source
https://www.wunderground.com/history/daily/us/tx/houston/KHOUResolver
0x69c47De9D...Resolution Source
https://www.wunderground.com/history/daily/us/tx/houston/KHOUResolver
0x69c47De9D...Trader consensus on Polymarket favors a 33.5% implied probability for Houston's highest temperature on March 27 reaching 86-87°F, propelled by the latest National Weather Service forecasts and ensemble models like GFS and ECMWF projecting mid-to-upper 80s peaks amid a dominant high-pressure ridge fostering subsidence warming and clear skies. This edges out 88-89°F at 22.5%, buoyed by potential urban heat island amplification in the city core, while 82-83°F (20%) gains traction if sea breeze incursions or afternoon clouds temper the heat. Lower bins like 78-79°F (6%) or below hinge on unexpected frontal threats, but dry antecedent conditions limit cooling odds. High market dispersion underscores model spread, with Thursday's 12Z updates pivotal for shifts.
Experimental AI-generated summary referencing Polymarket data · Updated
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