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Precipitation in Hong Kong in August?

icon for Precipitation in Hong Kong in August?

Precipitation in Hong Kong in August?

475-500mm 36%

650-700mm 32%

425-450mm 31%

<425mm 31%

Polymarket
NOVO

475-500mm 36%

650-700mm 32%

425-450mm 31%

<425mm 31%

Polymarket
NOVO

<425mm

$87 Vol.

31%

425-450mm

$66 Vol.

31%

450-475mm

$83 Vol.

22%

475-500mm

$66 Vol.

36%

500-525mm

$69 Vol.

32%

525-550mm

$98 Vol.

15%

550-600mm

$80 Vol.

22%

600-650mm

$66 Vol.

24%

650-700mm

$40 Vol.

32%

700mm+

$153 Vol.

38%

This market will resolve according to the total precipitation in mm in Hong Kong between August 1 and August 31, 2026, according to the Hong Kong Observatory. If the reported data falls exactly between two brackets, this market will resolve to the higher bracket. The resolution source for this market will be the Hong Kong Observatory, specifically the "Total Rainfall (mm)" figure for all days in August 2026 under the "Daily Extract" at the https://www.weather.gov.hk/en/cis/climat.htm link once figures are finalized for the specified range. If the relevant data is not available by November 7, 2026, 11:59 PM ET, another credible resolution source will be chosen. The resolution source for this market measures precipitation to 1 decimal place (e.g., 1.5), thus, this is the level of precision that will be used when resolving this market. Any revisions to precipitation recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.Strong El Niño conditions, with Niño 3.4 anomalies already exceeding +2°C and models favoring further intensification through late 2026, represent the dominant driver tilting trader sentiment toward near-normal or below-average August rainfall in Hong Kong. The Hong Kong Observatory’s July 30 outlook assigns higher probability to near-normal totals for the August–October period amid this backdrop, consistent with typical El Niño suppression of monsoon and tropical cyclone activity across Southeast Asia. Historical August climatology centers near 350–450 mm, with heavy events often tied to typhoon passages whose frequency and tracks remain uncertain at this lead time. Market prices cluster around the 475–500 mm and 700 mm+ bins because traders weigh the strength of expected drying against residual potential for one or more intense rainfall episodes. Updated ENSO and HKO guidance in mid-August will provide the next key test of these probabilities.

This market will resolve according to the total precipitation in mm in Hong Kong between August 1 and August 31, 2026, according to the Hong Kong Observatory.

If the reported data falls exactly between two brackets, this market will resolve to the higher bracket.

The resolution source for this market will be the Hong Kong Observatory, specifically the "Total Rainfall (mm)" figure for all days in August 2026 under the "Daily Extract" at the https://www.weather.gov.hk/en/cis/climat.htm link once figures are finalized for the specified range.

If the relevant data is not available by November 7, 2026, 11:59 PM ET, another credible resolution source will be chosen.

The resolution source for this market measures precipitation to 1 decimal place (e.g., 1.5), thus, this is the level of precision that will be used when resolving this market. Any revisions to precipitation recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.
Volume
$809
Data de Término
1 set 2026
Mercado Aberto
Jul 28, 2026, 2:06 PM ET
This market will resolve according to the total precipitation in mm in Hong Kong between August 1 and August 31, 2026, according to the Hong Kong Observatory. If the reported data falls exactly between two brackets, this market will resolve to the higher bracket. The resolution source for this market will be the Hong Kong Observatory, specifically the "Total Rainfall (mm)" figure for all days in August 2026 under the "Daily Extract" at the https://www.weather.gov.hk/en/cis/climat.htm link once figures are finalized for the specified range. If the relevant data is not available by November 7, 2026, 11:59 PM ET, another credible resolution source will be chosen. The resolution source for this market measures precipitation to 1 decimal place (e.g., 1.5), thus, this is the level of precision that will be used when resolving this market. Any revisions to precipitation recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.
This market will resolve according to the total precipitation in mm in Hong Kong between August 1 and August 31, 2026, according to the Hong Kong Observatory. If the reported data falls exactly between two brackets, this market will resolve to the higher bracket. The resolution source for this market will be the Hong Kong Observatory, specifically the "Total Rainfall (mm)" figure for all days in August 2026 under the "Daily Extract" at the https://www.weather.gov.hk/en/cis/climat.htm link once figures are finalized for the specified range. If the relevant data is not available by November 7, 2026, 11:59 PM ET, another credible resolution source will be chosen. The resolution source for this market measures precipitation to 1 decimal place (e.g., 1.5), thus, this is the level of precision that will be used when resolving this market. Any revisions to precipitation recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.Strong El Niño conditions, with Niño 3.4 anomalies already exceeding +2°C and models favoring further intensification through late 2026, represent the dominant driver tilting trader sentiment toward near-normal or below-average August rainfall in Hong Kong. The Hong Kong Observatory’s July 30 outlook assigns higher probability to near-normal totals for the August–October period amid this backdrop, consistent with typical El Niño suppression of monsoon and tropical cyclone activity across Southeast Asia. Historical August climatology centers near 350–450 mm, with heavy events often tied to typhoon passages whose frequency and tracks remain uncertain at this lead time. Market prices cluster around the 475–500 mm and 700 mm+ bins because traders weigh the strength of expected drying against residual potential for one or more intense rainfall episodes. Updated ENSO and HKO guidance in mid-August will provide the next key test of these probabilities.

This market will resolve according to the total precipitation in mm in Hong Kong between August 1 and August 31, 2026, according to the Hong Kong Observatory.

If the reported data falls exactly between two brackets, this market will resolve to the higher bracket.

The resolution source for this market will be the Hong Kong Observatory, specifically the "Total Rainfall (mm)" figure for all days in August 2026 under the "Daily Extract" at the https://www.weather.gov.hk/en/cis/climat.htm link once figures are finalized for the specified range.

If the relevant data is not available by November 7, 2026, 11:59 PM ET, another credible resolution source will be chosen.

The resolution source for this market measures precipitation to 1 decimal place (e.g., 1.5), thus, this is the level of precision that will be used when resolving this market. Any revisions to precipitation recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.
Volume
$809
Data de Término
1 set 2026
Mercado Aberto
Jul 28, 2026, 2:06 PM ET
This market will resolve according to the total precipitation in mm in Hong Kong between August 1 and August 31, 2026, according to the Hong Kong Observatory. If the reported data falls exactly between two brackets, this market will resolve to the higher bracket. The resolution source for this market will be the Hong Kong Observatory, specifically the "Total Rainfall (mm)" figure for all days in August 2026 under the "Daily Extract" at the https://www.weather.gov.hk/en/cis/climat.htm link once figures are finalized for the specified range. If the relevant data is not available by November 7, 2026, 11:59 PM ET, another credible resolution source will be chosen. The resolution source for this market measures precipitation to 1 decimal place (e.g., 1.5), thus, this is the level of precision that will be used when resolving this market. Any revisions to precipitation recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.

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Frequently Asked Questions

"Precipitation in Hong Kong in August?" is a prediction market on Polymarket with 10 possible outcomes where traders buy and sell shares based on what they believe will happen. The current leading outcome is "700mm+" at 38%, followed by "475-500mm" at 36%. Prices reflect real-time crowd-sourced probabilities. For example, a share priced at 38¢ implies that the market collectively assigns a 38% chance to that outcome. These odds shift continuously as traders react to new developments and information. Shares in the correct outcome are redeemable for $1 each upon market resolution.

"Precipitation in Hong Kong in August?" is a newly created market on Polymarket, launched on Jul 28, 2026. As an early market, this is your opportunity to be among the first traders to set the odds and establish the market's initial price signals. You can also bookmark this page to track volume and trading activity as the market gains traction over time.

To trade on "Precipitation in Hong Kong in August?," browse the 10 available outcomes listed on this page. Each outcome displays a current price representing the market's implied probability. To take a position, select the outcome you believe is most likely, choose "Yes" to trade in favor of it or "No" to trade against it, enter your amount, and click "Trade." If your chosen outcome is correct when the market resolves, your "Yes" shares pay out $1 each. If it's incorrect, they pay out $0. You can also sell your shares at any time before resolution if you want to lock in a profit or cut a loss.

The current frontrunner for "Precipitation in Hong Kong in August?" is "700mm+" at 38%, meaning the market assigns a 38% chance to that outcome. The next closest outcome is "475-500mm" at 36%. These odds update in real-time as traders buy and sell shares, so they reflect the latest collective view of what's most likely to happen. Check back frequently or bookmark this page to follow how the odds shift as new information emerges.

The resolution rules for "Precipitation in Hong Kong in August?" define exactly what needs to happen for each outcome to be declared a winner — including the official data sources used to determine the result. You can review the complete resolution criteria in the "Rules" section on this page above the comments. We recommend reading the rules carefully before trading, as they specify the precise conditions, edge cases, and sources that govern how this market is settled.