OVER / UNDER
KXHIGHTBOS-26MAY26 ★ KALSHI ★ MULTI ★ KXHIGHTBOS-26MAY26 ★ KALSHI ★ MULTI ★ KXHIGHTBOS-26MAY26 ★ KALSHI ★ MULTI ★ KXHIGHTBOS-26MAY26 ★ KALSHI ★ MULTI ★ KXHIGHTBOS-26MAY26 ★ KALSHI ★ MULTI ★ KXHIGHTBOS-26MAY26 ★ KALSHI ★ MULTI ★

Highest temperature in Boston on May 26, 2026?

Price history — 77° or below

Last 7 days of market YES price (blue) with the fair-price range (orange).

0¢25¢50¢75¢100¢TODAY
market YES fair range
Market price
84° to 85°42¢
82° to 83°32¢
86° or above9¢
80° to 81°8¢
78° to 79°1¢
77° or below★ BEST0¢
Kalshi • Volume: 14.5K contracts • Updated 26m agoCloses: 2026-05-27 (1d)
Kalshi · Climate and Weather
OU's Pick
YES · 77° or below
at 0¢
Price gap
Kalshi
OU's fair
Confidence
Low

Historical Boston climatology for late May shows a mean high of seventy-one degrees which makes the lowest threshold the most probable outcome despite forecast uncertainty.

High volume14k contracts
Closes in1d 6h
Not financial advice. For informational purposes only. Prediction markets involve risk of loss. AI may contain errors.