Expiration
Live
Chart
Below 4697%
Below 4585%
Below 4467%
Below 4346%
Oct 1Oct 8Oct 15Oct 23Oct 31
100%75%50%25%0%
Outcomes
Below 46
0%97%
Below 45
0%85%
Below 44
0%67%
Below 43
0%46%
Below 42
0%28%
Below 41
0%16%
Below 39
0%10%
Below 40
0%9%
Below 38
0%8%
Below 47
0%—
Below 48
0%—
Rules
This market resolves against the lowest daily temperature recorded for the designated Boston station in the Daily Observations table under the History tab's Daily view on Weather Underground (https://www.wunderground.com) for October 31, 2026. If Weather Underground's website is temporarily unavailable, contract resolution will occur once access to the complete daily temperature data for the applicable station and date is restored.
About
Boston's daily temperature low is the lowest air temperature the city reaches over a single calendar day. The temperature is measured in degrees Fahrenheit.
