
Prediction market · Polymarket
This market will resolve to the temperature range that contains the highest temperature recorded by the Hong Kong Observatory in degrees Celsius on 21 Apr '26. The resolution source for this market will be information from the Hong Kong Observatory, specifically the "Absolute Daily Max (deg. C)" the specified date once information is finalized in the relevant "Daily Extract", available here: https://www.weather.gov.hk/en/cis/climat.htm This market can not resolve to "Yes" until data for this date has been finalized. The resolution source for this market measures temperatures in Celsius to one decimal place (eg, 9.1°C). Thus, this is the level of precision that will be used when resolving the market. Any revisions to temperatures recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.
Ticker
highest-temperature-in-hong-kong-on-april-21-2026
Volume
411.6K
24h volume
314.4K
1w volume
411.6K
Open interest
147.8K
Liquidity
68.5K
Liquidity CLOB
68.5K
Start
Apr 19, 2026
End
Apr 21, 2026
Status
Active
Access
Restricted
Created
Apr 19, 2026
Event ID
394297
Slug
highest-temperature-in-hong-kong-on-april-21-2026
Markets
11
Tags
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"ticker": "highest-temperature-in-hong-kong-on-april-21-2026",
"slug": "highest-temperature-in-hong-kong-on-april-21-2026",
"title": "Highest temperature in Hong Kong on April 21?",
"description": "This market will resolve to the temperature range that contains the highest temperature recorded by the Hong Kong Observatory in degrees Celsius on 21 Apr '26.\n\nThe resolution source for this market will be information from the Hong Kong Observatory, specifically the \"Absolute Daily Max (deg. C)\" the specified date once information is finalized in the relevant \"Daily Extract\", available here: https://www.weather.gov.hk/en/cis/climat.htm\n\nThis market can not resolve to \"Yes\" until data for this date has been finalized.\n\nThe resolution source for this market measures temperatures in Celsius to one decimal place (eg, 9.1°C). Thus, this is the level of precision that will be used when resolving the market.\n\nAny revisions to temperatures recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.",
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"creationDate": "2026-04-19T04:43:17.972052Z",
"endDate": "2026-04-21T12:00:00Z",
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"commentCount": 0,
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{
"id": "2019308",
"question": "Will the highest temperature in Hong Kong be 21°C or below on April 21?",
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"description": "This market will resolve to the temperature range that contains the highest temperature recorded by the Hong Kong Observatory in degrees Celsius on 21 Apr '26.\n\nThe resolution source for this market will be information from the Hong Kong Observatory, specifically the \"Absolute Daily Max (deg. C)\" the specified date once information is finalized in the relevant \"Daily Extract\", available here: https://www.weather.gov.hk/en/cis/climat.htm\n\nThis market can not resolve to \"Yes\" until data for this date has been finalized.\n\nThe resolution source for this market measures temperatures in Celsius to one decimal place (eg, 9.1°C). Thus, this is the level of precision that will be used when resolving the market.\n\nAny revisions to temperatures recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.",
"outcomes": "[\"Yes\", \"No\"]",
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"groupItemTitle": "21°C or below",
"groupItemThreshold": "0",
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"endDateIso": "2026-04-21",
"startDateIso": "2026-04-19",
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"volume24hr": 5372.232999999999,
"volume1wk": 9566.633,
"volume1mo": 9566.633,
"volume1yr": 9566.633,
"gameStartTime": "2026-04-20 16:00:00+00",
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{
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"question": "Will the highest temperature in Hong Kong be 22°C on April 21?",
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"slug": "highest-temperature-in-hong-kong-on-april-21-2026-22c",
"endDate": "2026-04-21T12:00:00Z",
"liquidity": "5033.41469",
"startDate": "2026-04-19T04:38:13.720347Z",
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"icon": "https://polymarket-upload.s3.us-east-2.amazonaws.com/hongkong-ae9cc75f37.jpg",
"description": "This market will resolve to the temperature range that contains the highest temperature recorded by the Hong Kong Observatory in degrees Celsius on 21 Apr '26.\n\nThe resolution source for this market will be information from the Hong Kong Observatory, specifically the \"Absolute Daily Max (deg. C)\" the specified date once information is finalized in the relevant \"Daily Extract\", available here: https://www.weather.gov.hk/en/cis/climat.htm\n\nThis market can not resolve to \"Yes\" until data for this date has been finalized.\n\nThe resolution source for this market measures temperatures in Celsius to one decimal place (eg, 9.1°C). Thus, this is the level of precision that will be used when resolving the market.\n\nAny revisions to temperatures recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.",
"outcomes": "[\"Yes\", \"No\"]",
"outcomePrices": "[\"0.0005\", \"0.9995\"]",
"volume": "4287.227999999999",
"active": true,
"closed": false,
"marketMakerAddress": "",
"createdAt": "2026-04-19T04:04:52.002037Z",
"updatedAt": "2026-04-22T00:13:51.206953Z",
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"featured": false,
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"resolvedBy": "0x69c47De9D4D3Dad79590d61b9e05918E03775f24",
"restricted": true,
"groupItemTitle": "22°C",
"groupItemThreshold": "1",
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"orderMinSize": 5,
"volumeNum": 4287.227999999999,
"liquidityNum": 5033.41469,
"endDateIso": "2026-04-21",
"startDateIso": "2026-04-19",
"hasReviewedDates": true,
"volume24hr": 1876.3500000000001,
"volume1wk": 4287.227999999999,
"volume1mo": 4287.227999999999,
"volume1yr": 4287.227999999999,
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"makerBaseFee": 1000,
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"umaResolutionStatuses": "[]",
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"deployingTimestamp": "2026-04-19T04:07:17.517945Z",
"rfqEnabled": false,
"holdingRewardsEnabled": false,
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"requiresTranslation": false,
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{
"id": "2019310",
"question": "Will the highest temperature in Hong Kong be 23°C on April 21?",
"conditionId": "0xb097459f9a12186fbe69307a884b31825f882088351269deca5075dcec5def44",
"slug": "highest-temperature-in-hong-kong-on-april-21-2026-23c",
"endDate": "2026-04-21T12:00:00Z",
"liquidity": "5839.0454",
"startDate": "2026-04-19T04:38:15.788889Z",
"image": "https://polymarket-upload.s3.us-east-2.amazonaws.com/hongkong-ae9cc75f37.jpg",
"icon": "https://polymarket-upload.s3.us-east-2.amazonaws.com/hongkong-ae9cc75f37.jpg",
"description": "This market will resolve to the temperature range that contains the highest temperature recorded by the Hong Kong Observatory in degrees Celsius on 21 Apr '26.\n\nThe resolution source for this market will be information from the Hong Kong Observatory, specifically the \"Absolute Daily Max (deg. C)\" the specified date once information is finalized in the relevant \"Daily Extract\", available here: https://www.weather.gov.hk/en/cis/climat.htm\n\nThis market can not resolve to \"Yes\" until data for this date has been finalized.\n\nThe resolution source for this market measures temperatures in Celsius to one decimal place (eg, 9.1°C). Thus, this is the level of precision that will be used when resolving the market.\n\nAny revisions to temperatures recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.",
"outcomes": "[\"Yes\", \"No\"]",
"outcomePrices": "[\"0.0005\", \"0.9995\"]",
"volume": "3222.3469999999998",
"active": true,
"closed": false,
"marketMakerAddress": "",
"createdAt": "2026-04-19T04:04:52.10608Z",
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"endDateIso": "2026-04-21",
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"volume1yr": 3222.347,
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{
"id": "2019311",
"question": "Will the highest temperature in Hong Kong be 24°C on April 21?",
"conditionId": "0xb7b727a44da4012193ced9f7c8d01ecbeae944fe85a83854164ee4921a9e39bd",
"slug": "highest-temperature-in-hong-kong-on-april-21-2026-24c",
"endDate": "2026-04-21T12:00:00Z",
"liquidity": "6289.65475",
"startDate": "2026-04-19T04:38:33.794644Z",
"image": "https://polymarket-upload.s3.us-east-2.amazonaws.com/hongkong-ae9cc75f37.jpg",
"icon": "https://polymarket-upload.s3.us-east-2.amazonaws.com/hongkong-ae9cc75f37.jpg",
"description": "This market will resolve to the temperature range that contains the highest temperature recorded by the Hong Kong Observatory in degrees Celsius on 21 Apr '26.\n\nThe resolution source for this market will be information from the Hong Kong Observatory, specifically the \"Absolute Daily Max (deg. C)\" the specified date once information is finalized in the relevant \"Daily Extract\", available here: https://www.weather.gov.hk/en/cis/climat.htm\n\nThis market can not resolve to \"Yes\" until data for this date has been finalized.\n\nThe resolution source for this market measures temperatures in Celsius to one decimal place (eg, 9.1°C). Thus, this is the level of precision that will be used when resolving the market.\n\nAny revisions to temperatures recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.",
"outcomes": "[\"Yes\", \"No\"]",
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{
"id": "2019312",
"question": "Will the highest temperature in Hong Kong be 25°C on April 21?",
"conditionId": "0x781f57f6159504fe8c62635fef2567b7aae96e0924b0f0eec533497feecd9ea1",
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"endDate": "2026-04-21T12:00:00Z",
"liquidity": "6257.25939",
"startDate": "2026-04-19T04:38:35.837546Z",
"image": "https://polymarket-upload.s3.us-east-2.amazonaws.com/hongkong-ae9cc75f37.jpg",
"icon": "https://polymarket-upload.s3.us-east-2.amazonaws.com/hongkong-ae9cc75f37.jpg",
"description": "This market will resolve to the temperature range that contains the highest temperature recorded by the Hong Kong Observatory in degrees Celsius on 21 Apr '26.\n\nThe resolution source for this market will be information from the Hong Kong Observatory, specifically the \"Absolute Daily Max (deg. C)\" the specified date once information is finalized in the relevant \"Daily Extract\", available here: https://www.weather.gov.hk/en/cis/climat.htm\n\nThis market can not resolve to \"Yes\" until data for this date has been finalized.\n\nThe resolution source for this market measures temperatures in Celsius to one decimal place (eg, 9.1°C). Thus, this is the level of precision that will be used when resolving the market.\n\nAny revisions to temperatures recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.",
"outcomes": "[\"Yes\", \"No\"]",
"outcomePrices": "[\"0.0005\", \"0.9995\"]",
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{
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"question": "Will the highest temperature in Hong Kong be 28°C on April 21?",
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{
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"question": "Will the highest temperature in Hong Kong be 29°C on April 21?",
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{
"id": "2019317",
"question": "Will the highest temperature in Hong Kong be 30°C on April 21?",
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