TOTAL VOLUME:

$134.1b

24H VOL:

$141,541,542

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,440,096,988

406,065

Markets across

30,522

events

MATCHED EVENTS:

2,692

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Highest temperature in Philadelphia on Jul 25, 2026?
kalshi

Highest temperature in Philadelphia on Jul 25, 2026?

Volume:
$28,190

85° to 86°

 - Kalshi

85° to 86° - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Jul 26, 2026

Closed: Jul 26, 12:59 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

85° to 86°

View
100%
Yes 100¢No 0¢
100¢
N/A
$7,284
N/A
N/A
$4,081
Settled
Yes
kalshi

83° to 84°

0%
Yes 0¢No 100¢
100¢
N/A
$11,916
N/A
N/A
$8,189
Settled
No
kalshi

87° to 88°

0%
Yes 0¢No 100¢
100¢
N/A
$4,727
N/A
N/A
$2,454
Settled
No
kalshi

82° or below

0%
Yes 0¢No 100¢
100¢
N/A
$2,058
N/A
N/A
$1,664
Settled
No
kalshi

89° to 90°

0%
Yes 0¢No 100¢
100¢
N/A
$1,384
N/A
N/A
$1,326
Settled
No
kalshi

91° or above

0%
Yes 0¢No 100¢
100¢
N/A
$822
N/A
N/A
$777
Settled
No
Total markets: 6

Description

This event tracks the peak temperature in Philadelphia on a specific summer day in 2026. The outcome depends on how hot it gets, with different ranges determining success. Official data from the National Weather Service will be the sole source for verification.

Kalshi

The event resolves based on the highest temperature recorded at Philadelphia International Airport on July 25, 2026, as officially reported by the National Weather Service's Climatological Report (Daily). Six distinct temperature ranges are defined, each corresponding to a separate market outcome. If the recorded high falls within any of these ranges — from 82°F or below up to 91°F or above — the associated market resolves to Yes. All markets rely exclusively on the NWS report for final determination, with preliminary or third-party data serving only as informal reference. Traders must recognize that NWS measurement and rounding conventions could affect interpretations of borderline values, and only the agency's official daily climatological report will serve as the binding authority for resolution.