TOTAL VOLUME:

$154.5b

24H VOL:

$271,200,656

24H TRANSACTIONS:

2,984,640,614

OPEN INTEREST:

$1,922,627,141

420,368

Markets across

40,352

events

MATCHED EVENTS:

4,484

PLATFORM COVERAGE:

5

Polymarket:

37%

VS.

Kalshi:

63%

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Highest temperature in Boston on Oct 3, 2026?
kalshi

Highest temperature in Boston on Oct 3, 2026?

Volume:
$28,431

67° to 68°

 - Kalshi

67° to 68° - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Oct 4, 2026

Closed: Oct 4, 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

67° to 68°

View
100%
43%
Yes 100¢No 0¢
—
N/A
$6,485
N/A
N/A
$4,540
Settled
Yes
kalshi

65° to 66°

0%
4%
Yes 0¢No 100¢
—
N/A
$13,988
N/A
N/A
$6,567
Settled
No
kalshi

69° to 70°

0%
26%
Yes 0¢No 100¢
—
N/A
$4,126
N/A
N/A
$2,968
Settled
No
kalshi

71° to 72°

0%
2%
Yes 0¢No 100¢
—
N/A
$1,579
N/A
N/A
$1,347
Settled
No
kalshi

64° or below

0%
Yes 0¢No 100¢
—
N/A
$1,283
N/A
N/A
$1,232
Settled
No
kalshi

73° or above

0%
Yes 0¢No 100¢
—
N/A
$971
N/A
N/A
$960
Settled
No
Total markets: 6

Description

This event tracks the highest temperature recorded in Boston on a specific date in the future, using data from a designated weather provider. The outcome depends entirely on the official temperature reading reported by The Weather Company for that day.

Kalshi

The event resolves based on the maximum temperature recorded at Boston's official weather station (CLIBOS) on October 3, 2026, as reported by The Weather Company. Six distinct temperature ranges are defined, each corresponding to a separate market outcome. If the temperature falls within a specific range, the associated market resolves to Yes; all others resolve to No. All markets share common secondary rules regarding data verification and error handling. Preliminary data may be subject to revision, and the Exchange reserves the right to delay resolution if material errors are identified in initial reports. If final data remains unavailable by the expiration date, markets resolve based on the last fair price determined by the Exchange. The status of 'Final' on The Weather Company's platform is informational only and does not guarantee immunity from revisions or errors.