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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Lowest temperature in Boston on Oct 20, 2026?
kalshi

Lowest temperature in Boston on Oct 20, 2026?

Volume:
$24,778

44° to 45°

 - Kalshi

44° to 45° - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Oct 21, 2026

Closed: Oct 21, 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

44° to 45°

View
100%
7%
Yes 100¢No 0¢
—
N/A
$4,498
N/A
N/A
$4,188
Settled
Yes
kalshi

50° or above

0%
1%
Yes 0¢No 100¢
—
N/A
$7,494
N/A
N/A
$7,491
Settled
No
kalshi

42° to 43°

0%
21%
Yes 0¢No 100¢
—
N/A
$5,505
N/A
N/A
$4,399
Settled
No
kalshi

46° to 47°

0%
Yes 0¢No 100¢
—
N/A
$3,117
N/A
N/A
$3,048
Settled
No
kalshi

41° or below

0%
1%
Yes 0¢No 100¢
—
N/A
$2,732
N/A
N/A
$1,634
Settled
No
kalshi

48° to 49°

0%
Yes 0¢No 100¢
—
N/A
$1,433
N/A
N/A
$1,433
Settled
No
Total markets: 6

Description

This event tracks the lowest temperature recorded in Boston on a specific date, using data from a designated weather provider. The outcome depends on where the temperature falls within predefined ranges, offering various possibilities for how cold the city will be on that day.

Kalshi

The event resolves based on the minimum temperature recorded at Boston’s CLIBOS station on October 20, 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, that market resolves to Yes, with all others resolving to No. All markets share common secondary rules regarding data verification and error handling. Preliminary data may be subject to rounding or conversion discrepancies, and the Exchange reserves the right to delay resolution if a material error is identified in the initial publication. If data remains unavailable by the expiration date, markets will resolve to 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 error-free data.