SimpleFunctions

Will 2026 be the hottest year on record

Will 2026 be the hottest year on record is priced at 31¢ on Kalshi. Current book: 31¢ bid, 31¢ ask, 0¢ spread. This page tracks a standalone prediction-market contract.

Price history

31¢ current

1¢
30¢40¢
May 8, 2026Jun 6, 2026

Contract brief

If the unsmoothed Land-Ocean Temperature Index value for 2026 reported by NASA’s Goddard Institute for Space Studies (GISS) is above the 2025 value and 1.28 degrees Celsius, then the market resolves to Yes.

Outcome

Will 2026 be the hottest year on record

Rank

Standalone

Leader

Range

Family volume

$135K

Identifier

KXGTEMP-26-P0

Jun 8, 2026, 1:08 AM UTC · 12m ago

Implied probability

31¢
Latest venue quote
Jun 8, 2026, 1:08 AM UTC · 12m ago

Bid

31¢

Ask

31¢

Spread

24h volume

$164

Family rank

Standalone

Standalone contract

Closes

Jan 1, 2027

Family volume

$135K

Orderbook snapshot

31 / 31¢

Kalshi
0¢ spread
BidSize
31¢500
30¢3.1K
30¢21
29¢28
27¢100
AskSize
31¢1
31¢1
31¢1
31¢1

Contract terms

What resolves this market.

YES condition

If the unsmoothed Land-Ocean Temperature Index value for 2026 reported by NASA’s Goddard Institute for Space Studies (GISS) is above the 2025 value and 1.28 degrees Celsius, then the market resolves to Yes.

Venue

Kalshi

Closes

Jan 1, 2027

Identifier

KXGTEMP-26-P0

SF Signal
SF Index
196.08
Regime
neutral

Event family

This market.

The same race as a probability stack: rank, volume, and where this contract sits against the other outcomes.

Total volume

$135K

Outcomes

1

Highest price

Will 2026 be the hottest year on record 31¢

Current share

100%

Indicators

Yield, cliff risk, volatility, and regime.

Regime

neutral

Score

0.341

Observability

low

Event type

scientific

Full indicator table

392.2%
79.2%
Adj IY
196%
2

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How we compute these odds

SimpleFunctions aggregates live prediction-market contracts from Kalshi and Polymarket. Each slug groups contracts that resolve on the same underlying event, identified by venue event_id.

For binary slugs, the headline probability is the liquidity-weighted mid-price across all bound contracts. For multi-outcome slugs (e.g. elections with 3+ candidates), the headline is the leader’s price; we never arithmetically average disjoint outcomes — that would produce a number with no real-world meaning.

Snapshots refresh every 5 minutes during market hours; daily aggregates are computed at 04:00 UTC. The 30-day sparkline is drawn from per-ticker daily means stored in market_indicator_daily; 24h delta and movement events are derived from the same source.