Paris temperature market

Our model calls 24°C for the highest temperature at LFPB today; the market prices 24°C. Full bucket ladder, our probability against the traded price, and the station it settles on.

24°Cour call 39.7%our probability 24°Cmarket leader 46.5%market price 10.5hcloses in

We and the market agree on 24°C for 2026-09-28.

Every bucket, our probability against the price

BucketOur probabilityMarket priceEdgeDepth
24°C39.7%46.5%-6.8$381
25°C29.6%27.5%+2.1$398
23°C22.3%19.0%+3.3$689
22°C4.4%7.5%-3.1$1,041
26°C3.9%6.0%-2.1$972
21°C or below0.0%0.7%-0.6$1,111
27°C0.0%0.4%-0.4$1,863
28°C0.0%0.1%-0.1$1,799
29°C0.0%0.1%-0.0$2,575
30°C0.0%0.1%-0.0$7,059
31°C or higher0.0%0.1%-0.1$7,506

Edge is our probability minus the market's on the same bucket, in points. Model output, not investment advice.

How the number was reached

The call is a weighted blend. Each input below is an estimate of where the day finishes, and the centre is where they balance.

InputSaysShare of the blend
Daily forecast25.0°C35%
15-day analog24.2°C30%
Station printed21.0°C13%
Hourly curve C24.0°C9%
Hourly curve F23.9°C8%
Nearby lead21.3°C5%

Centre 23.9°C, with a floor at 21.0°C because the station has already printed it.

The station it settles on, and the field around it

LFPB at Paris-Le Bourget Airport Station is the only station that pays out. The rest are context: what the air arriving from around Paris is doing.

StationDistanceNowMax today
LFPBsettlement--21°C
LFPG17km--22°C
LFPO28km--20°C
LFPV27km--20°C
LFPN34km--20°C
LFPT31km--20°C
LFPM48km--19°C
LFOB63km--20°C

Station readings are Celsius instrument values.

Questions

How is the Paris temperature market settled?
On the highest temperature recorded at LFPB, Paris-Le Bourget Airport Station, in that station's own daily history for the local calendar day. No other station counts, and the reading is taken in whole degrees Celsius.
When does it close?
At midnight in Paris's own local time, so the countdown differs from every other city on the board. The whole local day is measured before it settles.
Where does your probability come from?
A weighted blend of the station's own printed maximum so far, what the same station did from this exact hour on each of the last fifteen days, and the forecast stack. Once the day starts reporting, the observations carry roughly two thirds of the call and the forecast the rest.
Is this trading advice?
No. It is model output published beside the traded price so the two can be compared. A model with a good record can still be wrong on any given day.

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The other cities

Temperatures from Weather Underground station history and forecasts. Market prices are live. Model output, not investment advice.