TOTAL VOLUME:

$154.4b

24H VOL:

$235,918,089

24H TRANSACTIONS:

2,984,028,936

OPEN INTEREST:

$1,884,820,873

413,109

Markets across

40,428

events

MATCHED EVENTS:

4,364

PLATFORM COVERAGE:

5

Polymarket:

37%

VS.

Kalshi:

63%

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Highest temperature in San Francisco on Oct 20, 2026?
kalshi

Highest temperature in San Francisco on Oct 20, 2026?

Volume:
$37,696

68° to 69°

 - Kalshi

68° to 69° - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Oct 21, 2026

Closed: Oct 21, 4:00 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

68° to 69°

View
100%
46%
Yes 100¢No 0¢
—
N/A
$7,689
N/A
N/A
$5,131
Settled
Yes
kalshi

66° to 67°

0%
23%
Yes 0¢No 100¢
—
N/A
$9,641
N/A
N/A
$6,459
Settled
No
kalshi

70° to 71°

0%
18%
Yes 0¢No 100¢
—
N/A
$7,339
N/A
N/A
$4,655
Settled
No
kalshi

64° to 65°

0%
Yes 0¢No 100¢
—
N/A
$6,860
N/A
N/A
$4,838
Settled
No
kalshi

72° or above

0%
2%
Yes 0¢No 100¢
—
N/A
$3,922
N/A
N/A
$3,217
Settled
No
kalshi

63° or below

0%
3%
Yes 0¢No 100¢
—
N/A
$2,244
N/A
N/A
$2,077
Settled
No
Total markets: 6

Description

This event tracks the highest temperature reached in San Francisco on a specific date in the future, using data from a designated weather provider. The outcome depends on where the temperature falls within predefined ranges, reflecting varied weather conditions for that day.

Kalshi

The event resolves based on the maximum temperature recorded in San Francisco (CLISFO) on October 20, 2026, as reported by The Weather Company. Six separate markets cover distinct temperature ranges: 63° or below, 64-65°, 66-67°, 68-69°, 70-71°, and 72° or above. Each market resolves to Yes if the recorded temperature falls within its specified range. All markets share common secondary rules regarding data verification and error handling. Preliminary data may be subject to rounding or conversion differences, and The Weather Company’s final reported value is the official determinant. If a material error is identified in the initial publication, the Exchange may delay expiration until a corrected value is released or until the expiration date, whichever comes first. If no data remains available by the expiration date, all markets resolve to the last fair price determined by Kalshi. The “Final” status on weather.com/kalshi is informational only and does not guarantee data accuracy or exempt the market from these error-resolution procedures.