TOTAL VOLUME:

$134.2b

24H VOL:

$130,522,377

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,438,389,636

404,028

Markets across

30,214

events

MATCHED EVENTS:

2,681

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Lowest temperature in San Francisco on Jul 11, 2026?
kalshi

Lowest temperature in San Francisco on Jul 11, 2026?

Volume:
$6,625

53° to 54°

 - Kalshi

53° to 54° - Kalshi

1W

News

Positive

Negative

Neutral

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Vol.

·

Resolved Jul 12, 2026

Closed: Jul 12, 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

53° to 54°

View
100%
Yes 100¢No 0¢
100¢
N/A
$3,356
N/A
N/A
$2,842
Settled
Yes
kalshi

55° to 56°

0%
Yes 0¢No 100¢
100¢
N/A
$1,615
N/A
N/A
$950
Settled
No
kalshi

51° to 52°

0%
Yes 0¢No 100¢
100¢
N/A
$921
N/A
N/A
$666
Settled
No
kalshi

49° to 50°

0%
Yes 0¢No 100¢
100¢
N/A
$359
N/A
N/A
$307
Settled
No
kalshi

57° or above

0%
Yes 0¢No 100¢
100¢
N/A
$220
N/A
N/A
$205
Settled
No
kalshi

48° or below

0%
Yes 0¢No 100¢
100¢
N/A
$155
N/A
N/A
$151
Settled
No
Total markets: 6

Description

This market tracks the lowest temperature recorded in San Francisco on July 11, 2026. The outcome will be determined by the official National Weather Service daily climatological report for San Francisco Airport, which provides the authoritative minimum temperature measurement for that date.

Kalshi

Resolution is based on the minimum temperature recorded at San Francisco Airport on July 11, 2026, as reported in the National Weather Service's Climatological Report (Daily). The official data source is accessed through the NWS Western Region Climate portal by selecting San Francisco Airport with the Daily Climate Report option. Traders should use the latest available version of the data for the specified date. While preliminary NWS data and alternative weather sources like AccuWeather or Google Weather may provide guidance, the final authoritative value is determined exclusively by the NWS Climatological Report (Daily). Preliminary NWS reporting may be subject to rounding and conversion nuances that could affect interpretation of borderline values.

Frequently asked questions

On Kalshi, the San Francisco temperature market dashboard displays real-time odds and price history for the lowest temperature expected in San Francisco on July 11, 2026. The interface shows current trading activity, 24-hour volume of $4,165, and cumulative volume of $6,625 across all outcome brackets. Traders use this data to monitor how market sentiment shifts as the event date approaches, with each outcome representing a specific temperature range. The dashboard updates continuously to reflect new trades and consensus among participants.

Prediction market odds reflect real-money trades from participants who research weather patterns, historical data, and seasonal trends for the San Francisco Bay Area. Unlike traditional analyst forecasts, which rely on individual meteorologist models, this market aggregates the collective judgment of many traders with direct financial incentive to be accurate. Comparing the implied probabilities here to published forecasts from the National Weather Service or private meteorological firms can reveal where the crowd expects conditions to diverge from official predictions. Markets often incorporate emerging data faster than periodic analyst updates.

On Kalshi, this market is priced through a continuous order-book mechanism where traders buy and sell shares corresponding to each temperature outcome. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each share pays out a fixed amount if that outcome occurs, and the current market price of a share reflects the crowd's estimated probability. Traders can enter limit or market orders, and the spread between bid and ask prices tightens as volume increases. The price discovery process ensures that all available information about San Francisco's expected low temperature on that date is reflected in real time.

This market resolves around Jul 12, 2026, after July 11, 2026 has passed and the actual lowest temperature in San Francisco can be verified. The outcome is confirmed once credible public sources report the official low temperature for that day. Traders holding shares in the correct outcome bracket receive their payout automatically. Until that point, prices will fluctuate based on updated weather forecasts, seasonal patterns, and real-time trading activity.

Major weather pattern shifts, such as unexpected atmospheric changes or anomalous jet stream behavior, could significantly move prices in this market. Seasonal climate reports, El Niño or La Niña developments, and updated long-range forecasts from meteorological agencies will influence trader positioning. As July 2026 approaches, short-range weather models become more reliable and typically drive sharper price moves. Historical temperature records for San Francisco in early July and any unusual heat or cold events in the months leading up to the date may also prompt traders to reassess their positions.