TOTAL VOLUME:

$154.3b

24H VOL:

$219,029,434

24H TRANSACTIONS:

2,984,028,936

OPEN INTEREST:

$1,869,293,526

411,051

Markets across

40,408

events

MATCHED EVENTS:

4,377

PLATFORM COVERAGE:

5

Polymarket:

37%

VS.

Kalshi:

63%

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Highest temperature in Philadelphia on Oct 17, 2026?
kalshi

Highest temperature in Philadelphia on Oct 17, 2026?

Volume:
$58,887

62° to 63°

 - Kalshi

62° to 63° - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Oct 18, 2026

Closed: Oct 18, 1:00 AM EST

kalshi

Kalshi

View
Join Kalshi and score $25 for your first trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

62° to 63°

View
100%
11%
Yes 100¢No 0¢
—
N/A
$16,952
N/A
N/A
$12,555
Settled
Yes
kalshi

59° or below

0%
Yes 0¢No 100¢
—
N/A
$12,775
N/A
N/A
$11,817
Settled
No
kalshi

60° to 61°

0%
1%
Yes 0¢No 100¢
—
N/A
$12,320
N/A
N/A
$10,803
Settled
No
kalshi

64° to 65°

0%
12%
Yes 0¢No 100¢
—
N/A
$12,169
N/A
N/A
$9,803
Settled
No
kalshi

68° or above

0%
1%
Yes 0¢No 100¢
—
N/A
$2,548
N/A
N/A
$2,429
Settled
No
kalshi

66° to 67°

0%
Yes 0¢No 100¢
—
N/A
$2,122
N/A
N/A
$2,025
Settled
No
Total markets: 6

Description

This event assesses the expected weather conditions in Philadelphia on a specific future date by tracking the highest temperature recorded. It provides a structured way to evaluate temperature forecasts and uncertainties inherent in long-term weather predictions.

Kalshi

The event determines whether the maximum temperature in Philadelphia on October 17, 2026, falls within specific ranges as reported by The Weather Company. Each market corresponds to a distinct temperature range, with one market resolving if the temperature is 59°F or below, another for temperatures between 60°F and 61°F, and so on, up to the final market resolving if the temperature exceeds 67°F. All markets rely exclusively on The Weather Company's official temperature data for resolution. The rules acknowledge potential discrepancies in preliminary data and outline procedures for handling material errors, including possible extensions to the expiration date if errors are identified before the data is finalized. If no valid data is available by the expiration date, markets resolve to the last fair price determined by the exchange. The 'Final' status on The Weather Company's platform is informational and does not exempt the data from review for material errors.