TOTAL VOLUME:

$134.2b

24H VOL:

$126,324,530

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,434,646,834

406,019

Markets across

30,401

events

MATCHED EVENTS:

2,689

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Highest temperature in Boston on May 15, 2026?
kalshi

Highest temperature in Boston on May 15, 2026?

Volume:
$36,676

55° to 56°

 - Kalshi

55° to 56° - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved May 16, 2026

Closed: May 16, 1:00 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

55° to 56°

View
100%
Yes 100¢No 0¢
100¢
N/A
$9,317
N/A
N/A
$5,426
Settled
Yes
kalshi

57° or above

0%
Yes 0¢No 100¢
100¢
N/A
$13,297
N/A
N/A
$7,493
Settled
No
kalshi

53° to 54°

0%
Yes 0¢No 100¢
100¢
N/A
$6,967
N/A
N/A
$5,609
Settled
No
kalshi

51° to 52°

0%
Yes 0¢No 100¢
100¢
N/A
$4,209
N/A
N/A
$3,560
Settled
No
kalshi

48° or below

0%
Yes 0¢No 100¢
100¢
N/A
$1,863
N/A
N/A
$1,328
Settled
No
kalshi

49° to 50°

0%
Yes 0¢No 100¢
100¢
N/A
$1,021
N/A
N/A
$906
Settled
No
Total markets: 6

Description

This event tracks the maximum temperature recorded in Boston on May 15, 2026, according to the National Weather Service's official daily climatological report. The market covers all possible temperature outcomes within a specified range, effectively resolving to Yes regardless of the actual recorded maximum temperature on that date.