Trader consensus overwhelmingly favors 16°C as Paris's highest temperature on March 23, with market-implied odds at 100%, propelled by the latest ensemble forecasts from ECMWF and GFS models, which converge on daytime highs of 15-17°C amid mild Atlantic airflow and light cloud cover. Météo-France operational guidance aligns precisely at 16°C, supported by recent soundings indicating stable boundary layer conditions limiting convective heating. Historical March maxima in Paris average 12-14°C, making this a plausible mild outlier without extreme anomalies. Realistic challenges include an unanticipated southerly föhn wind or model underestimation of solar insolation, potentially pushing toward 18°C, though low-probability upper-air divergences temper such risks.
Experimental AI-generated summary referencing Polymarket data · UpdatedHighest temperature in Paris on March 23?
Highest temperature in Paris on March 23?
16°C 100.0%
10°C or below <1%
11°C <1%
12°C <1%
$0.00 Vol.
$0.00 Vol.
10°C or below
No
11°C
No
12°C
No
13°C
No
14°C
No
15°C
No
16°C
Yes
17°C
No
18°C
No
19°C
No
20°C or higher
No
16°C 100.0%
10°C or below <1%
11°C <1%
12°C <1%
$0.00 Vol.
$0.00 Vol.
10°C or below
No
11°C
No
12°C
No
13°C
No
14°C
No
15°C
No
16°C
Yes
17°C
No
18°C
No
19°C
No
20°C 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 Charles de Gaulle Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/fr/paris/LFPG.
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 Celsius (eg, 9°C). 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 19, 2026, 6:01 AM ET
Resolution Source
https://www.wunderground.com/history/daily/fr/paris/LFPGResolver
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 Charles de Gaulle Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/fr/paris/LFPG.
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 Celsius (eg, 9°C). 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/fr/paris/LFPGResolver
0x69c47De9D...Outcome proposed: No
No dispute
Final outcome: No
Trader consensus overwhelmingly favors 16°C as Paris's highest temperature on March 23, with market-implied odds at 100%, propelled by the latest ensemble forecasts from ECMWF and GFS models, which converge on daytime highs of 15-17°C amid mild Atlantic airflow and light cloud cover. Météo-France operational guidance aligns precisely at 16°C, supported by recent soundings indicating stable boundary layer conditions limiting convective heating. Historical March maxima in Paris average 12-14°C, making this a plausible mild outlier without extreme anomalies. Realistic challenges include an unanticipated southerly föhn wind or model underestimation of solar insolation, potentially pushing toward 18°C, though low-probability upper-air divergences temper such risks.
Experimental AI-generated summary referencing Polymarket data · Updated



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