National Weather Service observations and Weather Underground records from Hartsfield-Jackson Atlanta International Airport (KATL) confirm Atlanta's highest temperature on April 9, 2026, peaked at 71°F around 3:52 PM, anchoring trader consensus at a 100% implied probability for the 70-71°F outcome as the market nears resolution. This positioning reflects verified surface measurements amid a mid-week cool-down from earlier highs like 82°F on April 4, driven by a weak frontal passage ushering cooler mid-level air, increased cloud cover suppressing daytime heating, and light northerly winds—conditions aligning closely with the April climatological normal of 72°F. Scenarios challenging this include rare post hoc data corrections from NOAA archives or discrepancies in automated sensor readings, though official validation minimizes such risks.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedHighest temperature in Atlanta on April 9?
Highest temperature in Atlanta on April 9?
70-71°F 100.0%
61°F or below <1%
62-63°F <1%
64-65°F <1%
$139,438 Vol.
$139,438 Vol.
61°F or below
No
62-63°F
No
64-65°F
No
66-67°F
No
68-69°F
No
70-71°F
Yes
72-73°F
No
74-75°F
No
76-77°F
No
78-79°F
No
80°F or higher
No
70-71°F 100.0%
61°F or below <1%
62-63°F <1%
64-65°F <1%
$139,438 Vol.
$139,438 Vol.
61°F or below
No
62-63°F
No
64-65°F
No
66-67°F
No
68-69°F
No
70-71°F
Yes
72-73°F
No
74-75°F
No
76-77°F
No
78-79°F
No
80°F or higher
No
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 Hartsfield-Jackson International Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/us/ga/atlanta/KATL.
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: Apr 5, 2026, 12:10 AM ET
Resolution Source
https://www.wunderground.com/history/daily/us/ga/atlanta/KATLResolver
0x69c47De9D...Outcome proposed: No
No dispute
Final outcome: No
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 Hartsfield-Jackson International Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/us/ga/atlanta/KATL.
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.
Resolution Source
https://www.wunderground.com/history/daily/us/ga/atlanta/KATLResolver
0x69c47De9D...Outcome proposed: No
No dispute
Final outcome: No
National Weather Service observations and Weather Underground records from Hartsfield-Jackson Atlanta International Airport (KATL) confirm Atlanta's highest temperature on April 9, 2026, peaked at 71°F around 3:52 PM, anchoring trader consensus at a 100% implied probability for the 70-71°F outcome as the market nears resolution. This positioning reflects verified surface measurements amid a mid-week cool-down from earlier highs like 82°F on April 4, driven by a weak frontal passage ushering cooler mid-level air, increased cloud cover suppressing daytime heating, and light northerly winds—conditions aligning closely with the April climatological normal of 72°F. Scenarios challenging this include rare post hoc data corrections from NOAA archives or discrepancies in automated sensor readings, though official validation minimizes such risks.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated
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