TOTAL VOLUME:

$150.1b

24H VOL:

$141,844,315

24H TRANSACTIONS:

2,859,322,643

OPEN INTEREST:

$1,733,993,399

484,032

Markets across

35,818

events

MATCHED EVENTS:

3,360

PLATFORM COVERAGE:

5

Polymarket:

38%

VS.

Kalshi:

62%

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Precipitation in London in October?
polymarket

Precipitation in London in October?

Sep 30, 2026, 9:32 AM EST - Jan 7, 2027, 11:59 PM EST
Total volume:
$47,772
Volume 24h:
$2,461
76%
Liquidity:
$6,576
36%
Open interest:
$3,554N/A

70-85mm

 - Polymarket

70-85mm - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolves Jan 7, 2027

Will London have between 70-85mm of precipitation in October?

86%chance
Amount

$

Trade on
polymarket

Trade on Polymarket

At 88.3¢ buys you 113 shares | Odds: 86% Total Payout: $113 | Net Profit: $13 Multiplier: 1.13x | ROI: 13% | APY: 86% Low liquidity 72 days to resolution
You will be redirected to the platform to complete this trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
polymarket

70-85mm

Trade
86%
29%
Yes 88.3¢No 17.2¢
5.5¢
$596
$8,010
18%
84%
N/A
2mo 1w 5d
active
polymarket

85-110mm

2%
41%
Yes 3.4¢No 98.5¢
1.9¢
$563
$5,761
10%
97%
N/A
2mo 1w 5d
active
polymarket

45-60mm

2%
1%
Yes 3.1¢No 99.5¢
2.6¢
$1,239
$5,985
2%
33%
N/A
2mo 1w 5d
active
polymarket

110mm+

1%
Yes 1.1¢No 99.9¢
1¢
$940
$2,169
5%
63%
N/A
2mo 1w 5d
active
polymarket

35-45mm

0%
Yes 0.4¢No 99.8¢
0.2¢
$1,125
$8,866
1%
19%
N/A
2mo 1w 5d
active
polymarket

60-70mm

0%
Yes 0.5¢No 99.9¢
0.4¢
$994
$3,124
9%
131%
N/A
2mo 1w 5d
active
polymarket

<35mm

0%
Yes 0.3¢No 99.8¢
0.1¢
$1,120
$13,857
0.77%
9%
N/A
2mo 1w 5d
active
Total markets: 7

Description

This market will resolve according to the total precipitation in mm at Heathrow (London Airport) in October, 2026, according to the Met Office. If the reported value falls exactly between two brackets, then this market will resolve to the higher range bracket. The resolution source for this market will be the Met Office, specifically the figure for October 2026 under "rain mm" at the https://www.metoffice.gov.uk/pub/data/weather/uk/climate/stationdata/heathrowdata.txt link once the Provisional figure for the whole month of October 2026 is released. If the relevant data is not available by January 7, 2027, 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 Provisional data is released for this market's timeframe will not be considered for this market's resolution.

Polymarket

This market will resolve according to the total precipitation in mm at Heathrow (London Airport) in October, 2026, according to the Met Office. If the reported value falls exactly between two brackets, then this market will resolve to the higher range bracket. The resolution source for this market will be the Met Office, specifically the figure for October 2026 under "rain mm" at the https://www.metoffice.gov.uk/pub/data/weather/uk/climate/stationdata/heathrowdata.txt link once the Provisional figure for the whole month of October 2026 is released. If the relevant data is not available by January 7, 2027, 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 Provisional data is released for this market's timeframe will not be considered for this market's resolution.