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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Consecutive days of average temperature in Austin above 90°F - week of Sep 7, 2026
kalshi

How many days will Austin be above 90°F?

Volume:
$661

6+ consecutive days

 - Kalshi

6+ consecutive days - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Sep 14, 2026

Closed: Sep 13, 11:59 PM 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

6+ consecutive days

View
0%
8%
Yes 0¢No 100¢
100¢
N/A
$385
N/A
N/A
$385
Settled
No
kalshi

4+ consecutive days

0%
Yes 0¢No 100¢
100¢
N/A
$216
N/A
N/A
$216
Settled
No
kalshi

5+ consecutive days

0%
Yes 0¢No 100¢
100¢
N/A
$49
N/A
N/A
$49
Settled
No
kalshi

2+ consecutive days

0%
Yes 0¢No 100¢
100¢
N/A
$10
N/A
N/A
$10
Settled
No
kalshi

3+ consecutive days

N/A
N/A
100¢
N/A
N/A
N/A
N/A
N/A
Settled
No
Total markets: 5

Description

This event monitors Austin's weather to see if there are at least two consecutive days with average temperatures exceeding 90°F within the same week. It serves as an indicator of prolonged heat conditions in the region during early September 2026.

Kalshi

Similar to the Denver event, multiple markets evaluate consecutive days of average temperature above 90°F in Austin from September 7 to September 13, 2026, with required streak lengths ranging from 2 to 6 days for a 'Yes' outcome. The average temperature for each day at KAUS is derived from the arithmetic mean of hourly temperatures reported by The Weather Company from 12:00 AM to 11:59 PM local time, rounded to the nearest whole degree. Only the specified week contributes to streaks, and an average of exactly 90°F does not count. Days with fewer than 18 hourly values break any streak. The data snapshot used for resolution is the one published at the Expiration Time, excluding any later revisions.

Frequently asked questions

On Kalshi, the dashboard for the Austin heat wave market displays the current implied probability of consecutive days exceeding 90°F during the week of September 7, 2026. You’ll find a price history chart showing how the market has traded over time, as well as the 24-hour trading volume, which currently stands at $102. Total volume for this market is $661. This allows you to see how traders are reacting to the latest weather forecasts and news related to potential heat waves in Austin.

Currently, the prevailing sentiment in this market reflects expectations regarding the likelihood of prolonged high temperatures in Austin. While specific analyst forecasts vary, they generally consider factors like long-range weather models and historical climate data. Prediction markets, however, aggregate the wisdom of many traders, potentially offering a more dynamic and real-time assessment of probability. It's important to remember that analyst forecasts are point estimates, while this market represents a range of possible outcomes and associated probabilities as determined by traders.

On Kalshi, this market is priced using a continuous double auction, meaning buyers and sellers set the odds by placing bids and asks. The current price reflects the market’s collective assessment of the probability of the event occurring. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Traders are constantly updating their views based on new information, causing the price to fluctuate. The market price can be interpreted as the cost to buy or sell a contract that pays out if the specified condition – consecutive days above 90°F – is met during the designated week.

This market resolves around Sep 15, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The determination will be based on official temperature data collected from reliable weather sources for Austin, Texas, during the week of September 7, 2026. Specifically, the average daily temperature will be calculated, and the number of consecutive days exceeding 90°F will be counted to determine whether the market resolves in favor of ‘yes’ or ‘no’.

Several factors could significantly influence trading activity in this market. Long-range weather forecasts released in the months leading up to September 2026 will be closely watched. Any indications of a developing high-pressure system or unusually warm air masses over Texas could drive up prices. Conversely, forecasts predicting cooler-than-average temperatures could lower them. News reports about drought conditions or heat-related public health concerns in Austin could also impact trader sentiment and, consequently, the market price. The release of updated climate models could also play a role.