Polymarket's monthly rain markets in NYC, Seattle, London, Hong Kong and Seoul. Each share of the range the month's official total lands in pays $1, and a total exactly on a boundary counts in the higher range.
$62,369 traded
This market will resolve according to the total precipitation in mm in Hong Kong between October 1 and October 31, 2026, according to the Hong Kong Observatory.
The month so far
No running total here: the official figure comes out after the month ends.
The market
Favorite: 70 to 120 mm at 97¢
Prices 30 minutes late on the free view.
| Range | Price |
|---|---|
| under 20 mm | <1¢ |
| 20 to 40 mm | <1¢ |
| 40 to 50 mm | <1¢ |
| 50 to 70 mm | <1¢ |
| 70 to 120 mmfavorite | 97¢ |
| 120 to 210 mm | <1¢ |
| 210 mm or more | <1¢ |
$59,347 traded
This market will resolve according to the total precipitation in mm in Seoul in October, 2026, according to the Korea Meteorological Administration's information for the region/branch of "Seoul".
The month so far
No running total here: the official figure comes out after the month ends.
The market
Favorite: 70 to 85 mm at 97¢
Prices 30 minutes late on the free view.
| Range | Price |
|---|---|
| under 20 mm | <1¢ |
| 20 to 30 mm | <1¢ |
| 30 to 40 mm | <1¢ |
| 40 to 50 mm | <1¢ |
| 50 to 70 mm | <1¢ |
| 70 to 85 mmfavorite | 97¢ |
| 85 mm or more | 2¢ |
$56,131 traded
This market will resolve according to the total precipitation in mm at Heathrow (London Airport) in October, 2026, according to the Met Office.
The month so far
No running total here: the official figure comes out after the month ends.
The market
Favorite: 70 to 85 mm at 99¢
Prices 30 minutes late on the free view.
| Range | Price |
|---|---|
| under 35 mm | <1¢ |
| 35 to 45 mm | <1¢ |
| 45 to 60 mm | <1¢ |
| 60 to 70 mm | <1¢ |
| 70 to 85 mmfavorite | 99¢ |
| 85 to 110 mm | <1¢ |
| 110 mm or more | <1¢ |
$52,960 traded
This market will resolve according to the total precipitation in inches in Seattle between October 1 and October 31, 2026, 11:59PM ET according to the National Oceanic and Atmospheric Administration (NOAA).
The month so far
1.21 in
the Seattle City Area record, through Oct 30. NOAA adds each day the next morning.
Not Sea-Tac airport, the station Kalshi's Seattle markets go by.
The market
Favorite: under 1.75 in at 100¢
Prices 30 minutes late on the free view.
| Range | Price | The month so far |
|---|---|---|
| under 1.75 infavorite | 100¢ | in it now |
| 1.75 to 2.5 in | <1¢ | 0.54 in to go |
| 2.5 to 3 in | <1¢ | 1.29 in to go |
| 3 to 3.75 in | <1¢ | 1.79 in to go |
| 3.75 to 4.75 in | <1¢ | 2.54 in to go |
| 4.75 to 6 in | <1¢ | 3.54 in to go |
| 6 in or more | <1¢ | 4.79 in to go |
$47,137 traded
This market will resolve according to the total precipitation in inches in Central Park, New York City between October 1 and October 31, 2026, 11:59PM ET according to the National Oceanic and Atmospheric Administration (NOAA).
The month so far
2.22 in
Central Park, through Oct 31. NOAA adds each day the next morning.
The market
Favorite: under 3 in at 100¢
Prices 30 minutes late on the free view.
| Range | Price | The month so far |
|---|---|---|
| under 3 infavorite | 100¢ | in it now |
| 3 to 4.25 in | <1¢ | 0.78 in to go |
| 4.25 to 4.75 in | <1¢ | 2.03 in to go |
| 4.75 to 5.25 in | <1¢ | 2.53 in to go |
| 5.25 to 6.25 in | <1¢ | 3.03 in to go |
| 6.25 in or more | <1¢ | 4.03 in to go |
$605 traded
This market will resolve according to the total precipitation in mm at Heathrow (London Airport) in November, 2026, according to the Met Office.
The month so far
No running total here: the official figure comes out after the month ends.
The market
Favorite: 100 mm or more at 41¢
Prices 30 minutes late on the free view.
| Range | Price |
|---|---|
| under 30 mm | 11¢ |
| 30 to 40 mm | 33¢ |
| 40 to 50 mm | 32¢ |
| 50 to 60 mm | 32¢ |
| 60 to 75 mm | 14¢ |
| 75 to 100 mm | 17¢ |
| 100 mm or morefavorite | 41¢ |
$507 traded
This market will resolve according to the total precipitation in inches in Central Park, New York City between November 1 and November 30, 2026, 11:59PM ET according to the National Oceanic and Atmospheric Administration (NOAA).
The month so far
No running total here: the official figure comes out after the month ends.
The market
Favorite: 3 to 3.5 in at 31¢
Prices 30 minutes late on the free view.
| Range | Price |
|---|---|
| under 2 in | 13¢ |
| 2 to 3 in | 19¢ |
| 3 to 3.5 infavorite | 31¢ |
| 3.5 to 4.25 in | 31¢ |
| 4.25 to 5.75 in | 27¢ |
| 5.75 in or more | 23¢ |
$460 traded
This market will resolve according to the total precipitation in inches in Seattle between November 1 and November 30, 2026, 11:59PM ET according to the National Oceanic and Atmospheric Administration (NOAA).
The month so far
No running total here: the official figure comes out after the month ends.
The market
Favorite: 5.75 to 6.75 in at 35¢
Prices 30 minutes late on the free view.
| Range | Price |
|---|---|
| under 3 in | 15¢ |
| 3 to 4.5 in | 27¢ |
| 4.5 to 5 in | 28¢ |
| 5 to 5.75 in | 30¢ |
| 5.75 to 6.75 infavorite | 35¢ |
| 6.75 to 7.75 in | 29¢ |
| 7.75 in or more | 29¢ |
$369 traded
This market will resolve according to the total precipitation in mm in Hong Kong between November 1 and November 30, 2026, according to the Hong Kong Observatory.
The month so far
No running total here: the official figure comes out after the month ends.
The market
Favorite: 5 to 10 mm at 32¢
Prices 30 minutes late on the free view.
| Range | Price |
|---|---|
| under 5 mm | 12¢ |
| 5 to 10 mmfavorite | 32¢ |
| 10 to 25 mm | 18¢ |
| 25 to 35 mm | 13¢ |
| 35 to 60 mm | 18¢ |
| 60 to 95 mm | 16¢ |
| 95 mm or more | 23¢ |
$157 traded
This market will resolve according to the total precipitation in mm in Seoul in November, 2026, according to the Korea Meteorological Administration's information for the region/branch of "Seoul".
The month so far
No running total here: the official figure comes out after the month ends.
The market
Favorite: 20 to 30 mm at 48¢
Prices 30 minutes late on the free view.
| Range | Price |
|---|---|
| under 20 mm | 7¢ |
| 20 to 30 mmfavorite | 48¢ |
| 30 to 45 mm | 25¢ |
| 45 to 55 mm | 34¢ |
| 55 to 65 mm | 35¢ |
| 65 to 85 mm | 39¢ |
| 85 mm or more | 34¢ |
Will it rain today? (Kalshi, daily) · World cities' highs · How Polymarket's markets settle
The month so far adds up NOAA's daily figures for the record each market's rules name: a guide to the monthly total, which NOAA finalizes after the month ends. Almanac shows information and tools. It never says what to buy or sell and never places an order.