TOTAL VOLUME:

$154.3b

24H VOL:

$228,458,490

24H TRANSACTIONS:

2,984,028,936

OPEN INTEREST:

$1,879,276,037

410,833

Markets across

40,345

events

MATCHED EVENTS:

4,363

PLATFORM COVERAGE:

5

Polymarket:

37%

VS.

Kalshi:

63%

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Highest temperature in Philadelphia on Oct 18, 2026?
kalshi

Highest temperature in Philadelphia on Oct 18, 2026?

Volume:
$32,876

60° to 61°

 - Kalshi

60° to 61° - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Oct 19, 2026

Closed: Oct 19, 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

60° to 61°

View
100%
45%
Yes 100¢No 0¢
—
N/A
$9,624
N/A
N/A
$6,303
Settled
Yes
kalshi

62° to 63°

0%
38%
Yes 0¢No 100¢
—
N/A
$9,858
N/A
N/A
$5,931
Settled
No
kalshi

58° to 59°

0%
9%
Yes 0¢No 100¢
—
N/A
$6,522
N/A
N/A
$4,404
Settled
No
kalshi

64° or above

0%
Yes 0¢No 100¢
—
N/A
$3,359
N/A
N/A
$2,851
Settled
No
kalshi

56° to 57°

0%
1%
Yes 0¢No 100¢
—
N/A
$1,829
N/A
N/A
$1,809
Settled
No
kalshi

55° or below

0%
Yes 0¢No 100¢
—
N/A
$1,683
N/A
N/A
$1,526
Settled
No
Total markets: 6

Description

This event tracks the highest temperature reached in Philadelphia on a specific date in the future, using data from a designated weather provider. Participants can speculate on whether the temperature will fall within certain ranges, helping to gauge expected weather conditions for that day.

Kalshi

The event determines whether the maximum temperature in Philadelphia on October 18, 2026, as recorded by The Weather Company, falls within specific degree ranges. Each market corresponds to a different temperature band, with one market resolving if the temperature is 55°F or below, another for 56-57°F, and so on, up to a final market for temperatures above 63°F. The Weather Company is the sole source for official temperature data. Preliminary readings may be subject to rounding or conversion discrepancies, and the Exchange reserves the right to delay resolution if a material error is identified in the initial data publication. If data remains unavailable by the expiration date, markets will resolve based on the last fair price determined by the Exchange. The "Final" status on The Weather Company’s platform is informational and does not guarantee data accuracy or exempt markets from potential revisions.