TOTAL VOLUME:

$134.1b

24H VOL:

$113,466,932

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,423,222,590

402,751

Markets across

30,217

events

MATCHED EVENTS:

2,632

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Highest temperature in Philadelphia on Aug 11, 2026?
kalshi

Highest temperature in Philadelphia on Aug 11, 2026?

Volume:
$50,737

87° to 88°

 - Kalshi

87° to 88° - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Aug 12, 2026

Closed: Aug 12, 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

87° to 88°

View
100%
64%
Yes 100¢No 0¢
100¢
N/A
$21,440
N/A
N/A
$9,556
Settled
Yes
kalshi

91° to 92°

0%
9%
Yes 0¢No 100¢
100¢
N/A
$9,953
N/A
N/A
$6,038
Settled
No
kalshi

89° to 90°

0%
44%
Yes 0¢No 100¢
100¢
N/A
$8,703
N/A
N/A
$4,254
Settled
No
kalshi

86° or below

0%
12%
Yes 0¢No 100¢
100¢
N/A
$6,708
N/A
N/A
$4,699
Settled
No
kalshi

93° to 94°

0%
1%
Yes 0¢No 100¢
100¢
N/A
$3,145
N/A
N/A
$1,911
Settled
No
kalshi

95° or above

0%
Yes 0¢No 100¢
100¢
N/A
$789
N/A
N/A
$566
Settled
No
Total markets: 6

Description

This event tracks the highest temperature reached in Philadelphia on a specific date in the future, using official government data. It helps participants assess climate conditions and temperature trends for planning or predictive purposes. The outcome depends solely on the official temperature recording from a designated source.

Kalshi

The event resolves based on the highest temperature recorded at Philadelphia International Airport on August 11, 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 temperature falls within any of these specified ranges, the associated market resolves to Yes; otherwise, it resolves to No. All markets share the same verification source and methodology, with the NWS report serving as the definitive and binding authority. Traders must recognize that preliminary data from other services may differ, and final resolution depends exclusively on the official NWS publication, which may include rounding or conversion nuances that could affect market outcomes.