Trader consensus on Polymarket overwhelmingly favors a high temperature of 40-41°F in New York City on March 19, driven by converging guidance from NOAA's Global Forecast System (GFS) and European Centre for Medium-Range Weather Forecasts (ECMWF) ensembles, which project persistent northerly flow and a stable cold air mass over the Northeast following recent frontal passages. National Weather Service point forecasts for Central Park align precisely with this bin, citing highs near 41°F amid light winds and partial cloud cover, consistent with climatological March norms averaging 48°F but tempered by current 500-mb trough patterns. Realistic challenges include an unforeseen ridge amplification allowing warm advection from the south or a model bust from underresolved boundary-layer processes, though probabilities remain below 1% per latest probabilistic outputs.
Experimental AI-generated summary referencing Polymarket data · UpdatedHighest temperature in NYC on March 19?
Highest temperature in NYC on March 19?
40-41°F 100.0%
35°F or below <1%
36-37°F <1%
38-39°F <1%
$124,465 Vol.
$124,465 Vol.
35°F or below
No
36-37°F
No
38-39°F
No
40-41°F
Yes
42-43°F
No
44-45°F
No
46-47°F
No
48-49°F
No
50-51°F
No
52-53°F
No
54°F or higher
No
40-41°F 100.0%
35°F or below <1%
36-37°F <1%
38-39°F <1%
$124,465 Vol.
$124,465 Vol.
35°F or below
No
36-37°F
No
38-39°F
No
40-41°F
Yes
42-43°F
No
44-45°F
No
46-47°F
No
48-49°F
No
50-51°F
No
52-53°F
No
54°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 LaGuardia Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/us/ny/new-york-city/KLGA.
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 15, 2026, 6:03 AM ET
Resolution Source
https://www.wunderground.com/history/daily/us/ny/new-york-city/KLGAResolver
0x69c47De9D...Outcome proposed: No
No dispute
Final outcome: No
Resolution Source
https://www.wunderground.com/history/daily/us/ny/new-york-city/KLGAResolver
0x69c47De9D...Trader consensus on Polymarket overwhelmingly favors a high temperature of 40-41°F in New York City on March 19, driven by converging guidance from NOAA's Global Forecast System (GFS) and European Centre for Medium-Range Weather Forecasts (ECMWF) ensembles, which project persistent northerly flow and a stable cold air mass over the Northeast following recent frontal passages. National Weather Service point forecasts for Central Park align precisely with this bin, citing highs near 41°F amid light winds and partial cloud cover, consistent with climatological March norms averaging 48°F but tempered by current 500-mb trough patterns. Realistic challenges include an unforeseen ridge amplification allowing warm advection from the south or a model bust from underresolved boundary-layer processes, though probabilities remain below 1% per latest probabilistic outputs.
Experimental AI-generated summary referencing Polymarket data · Updated
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