Singapore Temperature May 29: Will It Hit Thirty Celsius?

Singapore’s thermometers are the story right now. The prediction market tracking the city-state’s highest temperature on May 29 has moved hard toward the 30°C outcome, with a combined momentum signal of roughly plus-50 percent over the last hour and plus-56 percent over 24 hours. The market has essentially concluded this is settled. At 95.5% implied probability, traders are treating a daily high of exactly 30°C as close to certain.

The market question asks: what will be the highest temperature recorded in Singapore on May 29, 2026? The 30°C outcome trades at $0.95 YES and $0.05 NO. Total volume stands at $80,298, with $63,380 of that moving in the last 24 hours alone. The market resolves at 12:00 UTC on May 29, 2026.

How the Thirty-Degree Contract Works

This is a discrete-outcome temperature market. YES pays out if Singapore’s official highest temperature on May 29 lands at exactly 30°C. NO pays out if the peak reading comes in at any other value on the listed range: 29°C, 28°C, 27°C, 26°C, 25°C, 24°C or below, 31°C, 32°C, 33°C, or 34°C or higher. Resolution follows the designated measurement source for this market.

• YES ($0.95): Singapore’s highest temperature on May 29 resolves at exactly 30°C.
• NO ($0.05): Singapore’s peak temperature on May 29 resolves at any other listed value.

The NO side pays when the temperature either undershoots or overshoots the 30°C band. Singapore’s climate in late May sits deep in the equatorial wet season. Afternoon highs cluster in the 30°C to 34°C range, but daily maxima at exactly any single degree are sensitive to cloud cover, rainfall timing, and measurement rounding. A passing thunderstorm that caps the afternoon peak at 29°C, or a clear morning that pushes readings to 31°C or above, flips this contract entirely. The 30°C target is not improbable on its face. The question is how precise the final reading needs to be.

Sponsored Partner

Momentum and Market Signals

The momentum composite here is unmistakable. A plus-87.94 trend score combined with the 50-plus percent hourly move and 56-plus percent 24-hour surge signals that new information entered this market this morning. That information almost certainly came from real-time or near-real-time weather data for Singapore on May 29 itself. When a temperature market moves this sharply on the resolution day, traders are responding to observed or near-final readings, not forecasts.

Total volume of $80,298 and 24-hour volume of $63,380 confirm meaningful trader engagement, but this market sits below the $1 million threshold. Thin liquidity means price can move sharply on even modest new data. The $91,984 in liquidity is healthy relative to total volume, which suggests the order book has held up, but a single large bet in either direction could reprice quickly before the noon resolution.

• The momentum composite (plus-50% hourly, plus-56% daily, trend score 87.94) points to real-time weather data driving the final price surge toward 95.5%.
• The 1-hour price change of plus-50.1% is the sharpest single-session move in this market’s recent history, consistent with resolution-day data confirmation.
• Volume of $63,380 in the last 24 hours against total volume of $80,298 means most trading happened as the resolution window approached.
• Liquidity at $91,984 exceeds total traded volume, giving the order book room to absorb late trades, but the sub-$1M total flags this as a lower-conviction market by size.
• Trader sentiment is strongly bullish: 95.5% YES versus 4.6% NO, with no whale trades recorded to anchor or challenge the directional lean.

Lines Analysis: What the Data Is Telling Us

The market’s sharp late-session move to 95.5% is the clearest signal available. Temperature markets in Singapore don’t hit this kind of momentum without observed data. Here’s what the measurements are telling us: traders with access to real-time or near-final weather readings for Singapore on May 29 have concluded the daily maximum is landing at 30°C. The data doesn’t care about the politics of whether this is surprising or not. The number is what it is.

What makes NO real, even at 5%, is the precision problem. Official temperature measurements can be reported at half-degree or full-degree increments depending on the source. A reading of 30.4°C might round to 30°C in one reporting format and 30°C in another, or it might sit in a boundary zone. A final official reading of 31°C or 29°C would flip this contract. The small NO probability reflects that residual uncertainty, not a belief that 30°C is wrong as a ballpark.

• Real-time Singapore weather data before noon UTC would confirm or deny the 30°C reading and reprice either side instantly.
• Official Meteorological Service Singapore data publication is the resolution trigger. Any delay or revision affects contract settlement.
• A late-afternoon thunderstorm or unexpected cloud cover suppressing the peak below 30°C would be the primary NO catalyst.
• A clear-sky morning with high solar radiation pushing readings to 31°C or above is the secondary NO catalyst.
• Market silence between now and noon UTC is itself a signal. No further repricing likely means traders have already seen the number.

Total volume of $80,298 makes this a smaller market. The data clearly favors the 30°C outcome based on the sharp resolution-day momentum. The market is pricing near-certainty, not uncertainty. That’s what a 95.5% reading means when it arrives in the final hours of a same-day temperature contract.

Confirmed: Market Has Priced the Reading

The resolution-day momentum surge to 95.5% tells the story. Traders responded to observed or near-final temperature data for Singapore on May 29, not to forecasts, pushing the 30°C outcome to near-certainty.

What the market says: At 95.5% implied probability, the market has already concluded the 30°C outcome is correct. Volatility risk is low but not zero given thin total volume below $1 million. Resolution at noon UTC on May 29 closes this quickly.

Key unknown: The single most important factor is the official Meteorological Service Singapore reading at or before the noon UTC resolution cutoff. Any rounding boundary or measurement revision that shifts the peak to 29°C or 31°C would reprice this contract sharply in the final minutes.

Singapore’s Climate and This Market

Singapore sits one degree north of the equator. Late May falls squarely in the inter-monsoon period, when afternoon convective thunderstorms are common and daily temperature maxima cluster between 30°C and 34°C. A peak of exactly 30°C is at the lower end of that range. It typically reflects cloud cover or rainfall that limited afternoon heating. The market’s confidence in this specific outcome reflects resolution-day data, not climatological projection. The broader pattern: Singapore rarely sees maxima below 28°C or above 36°C in this season, making the listed outcome range reasonable and the 30°C threshold a plausible but precise target.

What does the implied probability mean?

A 95.5% probability means traders assign roughly a one-in-twenty chance the final temperature resolves at any value other than 30°C. On a same-day market, this reflects near-observed-data confidence.

What pays out on the NO contract?

The NO contract at $0.05 pays out if Singapore’s highest temperature on May 29 resolves at any listed value other than 30°C, including 29°C, 31°C, or any other listed outcome.

What data would move this price before resolution?

A real-time or official weather reading from Meteorological Service Singapore showing a peak at 31°C or above, or 29°C or below, would push NO from $0.05 toward $1.00 instantly.

When does this market resolve?

Resolution is set for 12:00 UTC on May 29, 2026. This is a same-day market. Most trading volume arrived in the 24 hours before that cutoff.

Is the volume reliable?

Total volume of $80,298 is below the $1 million threshold. This means thin liquidity can cause sharp price moves on small trades. The 95.5% price reflects trader consensus, but the market is not deeply liquid by prediction market standards.