TOTAL VOLUME:

$154.6b

24H VOL:

$323,326,361

24H TRANSACTIONS:

2,984,640,614

OPEN INTEREST:

$1,969,435,260

419,363

Markets across

40,411

events

MATCHED EVENTS:

4,612

PLATFORM COVERAGE:

5

Polymarket:

37%

VS.

Kalshi:

63%

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Highest temperature in Boston on Oct 4, 2026?
kalshi

Highest temperature in Boston on Oct 4, 2026?

Volume:
$21,026

63° to 64°

 - Kalshi

63° to 64° - 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

63° to 64°

View
100%
61%
Yes 100¢No 0¢
—
N/A
$5,976
N/A
N/A
$4,431
Settled
Yes
kalshi

61° to 62°

0%
50%
Yes 0¢No 100¢
—
N/A
$8,833
N/A
N/A
$6,453
Settled
No
kalshi

65° to 66°

0%
4%
Yes 0¢No 100¢
—
N/A
$2,940
N/A
N/A
$1,986
Settled
No
kalshi

60° or below

0%
7%
Yes 0¢No 100¢
—
N/A
$2,048
N/A
N/A
$1,720
Settled
No
kalshi

67° to 68°

0%
Yes 0¢No 100¢
—
N/A
$691
N/A
N/A
$670
Settled
No
kalshi

69° or above

0%
1%
Yes 0¢No 100¢
—
N/A
$538
N/A
N/A
$538
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 service. The outcome depends on where the temperature falls within predefined ranges, reflecting varying levels of warmth for that day.

Kalshi

The event resolves based on the maximum temperature recorded at Boston's CLIBOS station 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 common secondary rules emphasizing that The Weather Company is the sole source of official data, despite potential discrepancies with other services. Preliminary data may be subject to rounding or conversion differences, and participants should exercise caution when interpreting early readings. The exchange retains discretion to address material errors in initial publications, potentially delaying resolution until a corrected version is released or until the expiration date. If data remains unavailable by the expiration date, markets will resolve to the last fair price determined by the exchange. The 'Final' status on The Weather Company's platform is informational only and does not guarantee error-free data.