TOTAL VOLUME:

$134.1b

24H VOL:

$141,541,542

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,440,096,988

406,065

Markets across

30,522

events

MATCHED EVENTS:

2,692

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Lowest temperature in Boston on Sep 11, 2026?
kalshi

Lowest temperature in Boston on Sep 11, 2026?

Volume:
$8,490

62° to 63°

 - Kalshi

62° to 63° - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Sep 12, 2026

Closed: Sep 12, 1:00 AM EST

kalshi

Kalshi

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Join Kalshi and score $25 for your first trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

62° to 63°

View
100%
76%
Yes 100¢No 0¢
100¢
N/A
$2,687
N/A
N/A
$1,718
Settled
Yes
kalshi

64° or above

0%
52%
Yes 0¢No 100¢
100¢
N/A
$2,313
N/A
N/A
$1,348
Settled
No
kalshi

60° to 61°

0%
15%
Yes 0¢No 100¢
100¢
N/A
$1,195
N/A
N/A
$757
Settled
No
kalshi

58° to 59°

0%
5%
Yes 0¢No 100¢
100¢
N/A
$803
N/A
N/A
$742
Settled
No
kalshi

56° to 57°

0%
3%
Yes 0¢No 100¢
100¢
N/A
$802
N/A
N/A
$676
Settled
No
kalshi

55° or below

0%
2%
Yes 0¢No 100¢
100¢
N/A
$691
N/A
N/A
$691
Settled
No
Total markets: 6

Description

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

Kalshi

The event resolves based on the minimum temperature recorded at Boston's CLIBOS station on September 11, 2026, as reported by The Weather Company. Six distinct temperature ranges are defined, each corresponding to a separate market outcome. If the recorded low falls within a specific range, that market resolves to 'Yes,' with all others resolving to 'No.' The Weather Company’s data is the sole authority, and preliminary readings may differ from final values due to rounding or conversion. If a material error is identified in the initial publication before the expiration date, resolution may be delayed until a corrected value is released or until expiration, whichever comes first. If data remains unavailable at expiration, markets resolve to the last fair price determined by the exchange. The 'Final' status on The Weather Company’s platform is informational and does not guarantee data accuracy or exempt markets from potential adjustments.