Question 1

What is PollyWetter?

Accepted Answer

PollyWetter is a trading terminal for Polymarket daily temperature markets. It shows official station readings, TruthSensor live settlement estimates between station broadcasts, live order books and implied probabilities, and lets you trade daily high/low temperature markets in-app.

Question 2

What are Polymarket temperature markets?

Accepted Answer

They are prediction markets that resolve on the highest or lowest temperature recorded in a city on a given day, settled on an official weather station. PollyWetter aggregates the live readings, model forecast, and market prices for these markets in one place.

Question 3

What does the truthsensor do?

Accepted Answer

The TruthSensor is a calibrated live estimate of the settlement temperature between official station broadcasts, shown against the station reading and the market's implied probabilities. The realtime feed is a paid tier; the free tier shows a delay-shifted version.

Question 4

Which weather markets does PollyWetter cover?

Accepted Answer

PollyWetter covers three Polymarket weather variables per city. Temperature markets resolve on the daily high or low. Rain markets resolve on the monthly precipitation total, shown against the month's normal so far. Air quality markets resolve on the daily PM2.5 reading. A Temp, Rain and Air switcher moves between them, each with the observed reading, market prices, and a live one-click trade route.