TOTAL VOLUME:

$134.2b

24H VOL:

$126,590,312

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,439,516,703

404,175

Markets across

30,277

events

MATCHED EVENTS:

2,685

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Highest temperature in San Francisco on Sep 10, 2026?
kalshi

Highest temperature in San Francisco on Sep 10, 2026?

Volume:
$88,913

84° or above

 - Kalshi

84° or above - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Sep 11, 2026

Closed: Sep 11, 4:00 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

84° or above

View
100%
17%
Yes 100¢No 0¢
100¢
N/A
$36,494
N/A
N/A
$20,963
Settled
Yes
kalshi

75° or below

0%
1%
Yes 0¢No 100¢
100¢
N/A
$16,410
N/A
N/A
$16,283
Settled
No
kalshi

80° to 81°

0%
6%
Yes 0¢No 100¢
100¢
N/A
$11,486
N/A
N/A
$9,615
Settled
No
kalshi

76° to 77°

0%
10%
Yes 0¢No 100¢
100¢
N/A
$9,883
N/A
N/A
$9,282
Settled
No
kalshi

82° to 83°

0%
15%
Yes 0¢No 100¢
100¢
N/A
$8,828
N/A
N/A
$4,975
Settled
No
kalshi

78° to 79°

0%
4%
Yes 0¢No 100¢
100¢
N/A
$5,812
N/A
N/A
$4,804
Settled
No
Total markets: 6

Description

This event tracks the highest temperature reached in San Francisco 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 climatic conditions on that day.

Kalshi

The event resolves based on the maximum temperature recorded in San Francisco (CLISFO) on September 10, 2026, as reported by The Weather Company. Six separate temperature ranges are defined, each corresponding to a different market outcome. If the temperature falls within any of these ranges, the associated market resolves to Yes; otherwise, it resolves to No. All markets share identical 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 the initial publication. If no valid data is available 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 data accuracy or exempt markets from potential revisions.