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Shenzhen July 9 High Temp: Will 32°C Hit?

Shenzhen July 9 High Temp: Will 32°C Hit?

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SR Sofia Renard Climate & Science Analyst
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Lines Verdict
YES at 100% implied probability

NARROW LEADER: 32°C holds the top position in a twelve-way field because it sits closest to the Shenzhen July median high. One degree of forecast error in either direction eliminates this outcome entirely. Market probability: 39.5%.

100% Market Probability
1h +0.0% 24h +64.3% Trend Weak (46/100)
Volume
$92.7K
$77.0K in 24h
Liquidity
$61.3K
Moderate depth
Time Left
5 hours
Resolves Jul 9
93K Vol. Jul 9, 2026
30°C $16K Vol.
100%
31°C $11K Vol.
0%
32°C $11K Vol.
0%
26°C or below $2K Vol.
0%
27°C $2K Vol.
0%
28°C $3K Vol.
0%

A single-day temperature forecast for Shenzhen has attracted a prediction market contract resolving Wednesday, July 9. The market currently prices a 32°C daily high at 39.5% probability. That’s the leading outcome in a twelve-way field, but it’s far from dominant. Here’s what the measurements are telling us.

The market question asks: what will the highest temperature in Shenzhen be on July 9? The 32°C outcome trades at $0.40 YES, $0.61 NO, with a July 9, 2026 resolution at noon. Total volume stands at $4,357, all transacted within the past 24 hours. Liquidity is $42,233, which is unusually deep relative to volume for a short-dated weather contract.

How the 32°C Contract Works

This contract resolves YES if the verified daily high in Shenzhen on July 9 lands exactly at 32°C. The resolution source is market-specified, which means the final reading will come from an official meteorological observation. Any reading at 31°C or below, or 33°C and above, sends this contract to zero.

  • YES ($0.40, 39.5%): The Shenzhen daily high registers exactly 32°C on July 9.
  • NO ($0.61, 60.5%): The daily high lands at any other temperature, from 26°C or below up to 36°C or higher.

The NO position wins across a wide band of outcomes. Shenzhen in early July averages daily highs in the 32°C to 34°C range, meaning the realistic temperature distribution is concentrated in a three-to-four degree window. That concentration is what gives 32°C its leadership in this field, but the adjacent outcomes at 33°C and 31°C each draw competing capital. A reading one degree in either direction flips this contract to zero.

Momentum and Market Signals

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Price Movement and Conviction

The momentum composite here points to a single burst of activity. The 32°C contract opened this market at $0.32 and moved up sharply on July 7, gaining 13% before a partial reversal of 7.5% the same day. The 1-hour change sits at +1.0%, with trend score at 35.80. That pattern looks like a weather model update or a shift in the regional forecast driving initial buyers in, followed by profit-taking when adjacent outcomes attracted competing bets.

Total volume is $4,357, with all of that transacted in the last 24 hours. Volume below $1,000 per outcome across a twelve-way field means price can move sharply on any new meteorological input. Liquidity at $42,233 is the more reliable signal here: it shows order book depth that can absorb small directional moves without extreme slippage. The data doesn’t care about the politics, and in this case it’s telling us this market is lightly traded but structurally liquid.

  • The 1-hour momentum at +1.0% and trend score of 35.80 suggest mild directional buying pressure for the 32°C outcome as of July 7.
  • The 24-hour price swing from $0.32 to a high of $0.45, then back, reflects forecast volatility in the two-day weather window.
  • Thin $4,357 total volume means a single large order can reprice this contract significantly before Wednesday noon.
  • Liquidity at $42,233 creates a buffer, but spread cost in a multi-outcome weather market is not trivial for small traders.

Lines Analysis: Shenzhen July Temperature Distribution

Shenzhen’s July climate sits firmly in the subtropical monsoon regime. The city records daily maximum temperatures between 31°C and 34°C for roughly 70% of July days in historical records. The 32°C outcome benefits from sitting near the middle of that distribution. If regional synoptic patterns hold at typical early-July levels, the 32°C to 33°C range captures the modal outcome. That’s what a 39.5% probability for a single value in a twelve-way field reflects: meaningful but not dominant positioning.

The NO side stays real for a straightforward reason. Shenzhen sits adjacent to the South China Sea, and active monsoon troughs can either suppress afternoon heating or enhance it dramatically. A strong monsoonal surge on July 8 into July 9 could keep the high at 30°C or 31°C. A brief ridge building over Guangdong could push the reading to 34°C or 35°C. Either scenario sends 32°C YES to zero. The market is pricing uncertainty, not science.

  • Hong Kong Observatory and China Meteorological Administration forecasts for July 8 to 9 will be the primary price mover before resolution.
  • Any regional typhoon activity in the South China Sea affecting the Pearl River Delta would compress daytime highs and shift probability toward 30°C or 31°C outcomes.
  • A persistent subtropical high over southern China would bias readings toward 33°C or 34°C, pulling capital from the 32°C contract.
  • Final CMA observational data at the Shenzhen national weather station will determine resolution, not commercial forecast apps.

Total volume of $4,357 across all twelve outcomes is thin. The 32°C contract leads the field, but it holds less than 40% of trader conviction. Competing outcomes at 33°C and 31°C likely carry the bulk of remaining capital. The data distribution slightly favors the 32°C to 33°C band, but no single value commands a majority.

LINES VERDICT

NARROW LEADER IN A CROWDED FIELD

The 32°C outcome holds the top position in this multi-way market because it sits closest to the July median high for Shenzhen. Nothing in the current weather setup locks this contract in: a one-degree shift in either direction wipes it out.

What the market says: At 39.5% implied probability, traders assign the 32°C reading roughly two-in-five odds. Given that eleven other outcomes compete for the remaining 60.5%, that’s a statistically coherent placement. Thin volume means the price is more sentiment than conviction, and it will reprice quickly as the July 9 forecast sharpens.

Key unknown: The China Meteorological Administration’s official 24-hour forecast for Shenzhen issued on July 8 is the single most important data point. That forecast will compress the distribution toward two or three adjacent outcomes and trigger the largest price movement before Wednesday noon resolution.

Frequently Asked Questions

It means traders currently assign roughly two-in-five odds that Shenzhen's official daily high lands exactly at 32°C on July 9. Eleven other temperature outcomes compete for the remaining 60.5% of probability.

NO pays out if Shenzhen's July 9 high is anything other than exactly 32°C. That includes 31°C, 33°C, or any temperature from 26°C or below to 36°C or higher. NO currently trades at $0.61.

The China Meteorological Administration's official forecast for Shenzhen issued on July 8 will be the primary driver. Any significant shift in the regional synoptic pattern, such as a monsoon surge or ridge build, would reprice adjacent outcomes sharply.

Resolution is set for July 9, 2026 at noon. The outcome is determined by the verified official daily maximum temperature recorded at Shenzhen's national weather station on that date.

Volume is thin. Total market volume of $4,357 means prices can shift significantly on small orders. However, $42,233 in liquidity provides order book depth. Treat current pricing as directional, not highly precise.

We aggregate the live positions of the top 50 Polymarket whales (ranked by 30-day tracked volume) into one composite reading per market. It refreshes every hour. The percentage shows how many of those whales hold YES versus NO; the net dollar position shows the cohort's directional exposure in dollars.

A convergence event fires when three or more tracked wallets buy the same outcome on the same market within a four-hour window. We surface these in the activity feed and the VIP digest.

No. Lines is an editorial and data product. We do not operate prediction markets, custody funds, or accept trades. All trade flows deep-link to Polymarket via our affiliate code. Probabilities shown are market-implied and not predictions or recommendations.

What Could Shift These Probabilities?

Stable Subtropical Pattern Locks In 32°C

A steady synoptic pattern over Guangdong Province on July 8 to 9, with light winds and partial cloud cover, would favor afternoon highs in the 32°C range. China Meteorological Administration models converging on a 32°C forecast would push YES above 50% and compress capital away from adjacent outcomes at 31°C and 33°C.

Monsoon Surge Suppresses Afternoon Heating

An active monsoon trough pushing northward into the Pearl River Delta on July 9 would limit daytime heating. Cloud cover and precipitation would cap the high at 30°C or 31°C, sending the 32°C contract to zero and shifting capital into lower-band outcomes.

33°C Outcome Emerges as Co-Leader

If forecast models shift the modal reading one degree higher, the 33°C outcome would absorb capital from 32°C. This would not represent a failure of the 32°C thesis so much as a reflection of how tightly packed the distribution is. The 32°C contract would reprice toward 25% to 30% as 33°C gains.

Typhoon Development in South China Sea

Rapid tropical cyclone development near the Philippine Sea or South China Sea before July 9 would dramatically reshape the Shenzhen temperature distribution. Even a distant storm could induce strong southerly flow or suppress the subtropical high, pushing the daily high toward 29°C or 30°C and collapsing all mid-range contract prices simultaneously.

Key macro factor: Shenzhen sits within the active South Asian monsoon influence zone in July, and seasonal La Nina or El Nino background states can shift the frequency of monsoon surges versus ridge-dominated patterns across the Pearl River Delta.

Market Timeline

Jul 7, 4:03 AM
Market Created
Jul 7, 4:03 AM
Market Opened
12:00 PM
Market Resolution

Market Comments

Probabilities shown are market-implied and not predictions or recommendations. This content is for informational purposes only.