TOTAL VOLUME:

$154.4b

24H VOL:

$245,801,863

24H TRANSACTIONS:

2,984,028,936

OPEN INTEREST:

$1,902,097,102

417,059

Markets across

40,178

events

MATCHED EVENTS:

4,415

PLATFORM COVERAGE:

5

Polymarket:

37%

VS.

Kalshi:

63%

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Highest temperature in Washington DC on Oct 4, 2026?
kalshi

Highest temperature in Washington DC on Oct 4, 2026?

Volume:
$14,820

65° to 66°

 - Kalshi

65° to 66° - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Oct 5, 2026

Closed: Oct 5, 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

65° to 66°

View
100%
46%
Yes 100¢No 0¢
—
N/A
$3,661
N/A
N/A
$2,471
Settled
Yes
kalshi

64° or below

0%
12%
Yes 0¢No 100¢
—
N/A
$6,425
N/A
N/A
$5,022
Settled
No
kalshi

67° to 68°

0%
27%
Yes 0¢No 100¢
—
N/A
$2,812
N/A
N/A
$1,958
Settled
No
kalshi

69° to 70°

0%
4%
Yes 0¢No 100¢
—
N/A
$959
N/A
N/A
$886
Settled
No
kalshi

71° to 72°

0%
Yes 0¢No 100¢
—
N/A
$512
N/A
N/A
$509
Settled
No
kalshi

73° or above

0%
Yes 0¢No 100¢
—
N/A
$452
N/A
N/A
$452
Settled
No
Total markets: 6

Description

This event tracks the highest temperature recorded in Washington DC on a specific date in the future. The outcome depends entirely on official weather data from a designated source, making it a straightforward test of actual climate conditions on that day.

Kalshi

The event resolves based on the maximum temperature recorded at Washington DC (CLIDCA) on October 4, 2026, as reported by The Weather Company. Six distinct temperature ranges are defined, each corresponding to a separate market that will resolve to 'Yes' if the recorded temperature falls within that range. All markets share identical secondary rules regarding data verification and error handling. Preliminary data may be subject to rounding or conversion differences, and the Exchange reserves the right to delay expiration if a material error is identified in the initial publication. If no valid data is available by the expiration date, all markets will resolve to the last fair price determined by Kalshi. The 'Final' status on weather.com/kalshi is informational only and does not guarantee data accuracy or exempt the market from these resolution procedures.