English Premier League rain and goals

Rain is the first thing anyone blames for a dull English Premier League match. We took every league match since 2010, matched it to archived kickoff-hour rainfall at the stadium's own coordinates, sorted matches by how much rain actually fell, and compared goals and Over 2.5 rates against dry matches from the same season — and against the bookmakers' own closing odds. Whatever the data showed is what is published below.

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Rainfall versus pitch watering

This study measures natural rainfall, not sprinkler use. For the separate question of why soccer pitches are watered before kickoff and at halftime, read our playing-surface guide. Its watering rules and illustrative drying calculations do not establish an effect on goals, and this rain study does not test watering schedules.

Where this is applied

These findings feed the game-time read on every Premier League venue page, using the same sample-size and significance rules published here.

OverUnderWeather Research Desk

Independent data analysis on public sports and weather records. Studies match historical game outcomes to archived game-window weather, apply pre-set sample and significance rules, and publish null results when that is what the data show. Editorial policy and corrections log.

Methodology reviewed by Kerry G. KauffmanB.S. in Statistics, Lehigh University

“After examining the complete methodology and structure of the study, I am in agreement that the Welch’s t-test is the appropriate method when comparing two means.”— Kerry G. Kauffman, 2026-09-26

What his review covered

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Frequently asked

Does rain lower scoring in the English Premier League?

Rain does not measurably move English Premier League scoring. Across 0 wet league matches since 2010, season-adjusted scoring sits — goals from the dry control of 0 matches (t = —, no significance statistic available). No matches reached the heavy-rain band. The band table shows every cut, with the significance statistic next to each number.

Do wet English Premier League matches go Under more often?

Wet matches go Over 2.5 goals —% of the time, against —% for dry matches — a season-adjusted gap of — percentage points (t = —). Against the closing odds, which implied —%, the gap is — points (z = —). The wet sample is below the minimum, so no market claim is made. Because the soccer totals line is almost always 2.5 goals, the market moves the price rather than the line, so the comparison is against the bookmakers’ own closing odds, de-vigged.

Does the bookmaker already price rain in?

If bookmakers fully priced rain, wet matches would go Over at the rate their closing odds imply — —% across the wet sample. The actual Over rate is —%, a gap of — points with z = —. The wet sample is below the minimum, so no market claim is made. We only call a gap an edge when it clears the pre-existing 40-match minimum and a statistic of roughly 2; anything short of that is treated as noise, whatever it looks like.

Does the effect scale with how much rain falls?

Regressing season-adjusted goals on kickoff-hour rainfall across the 0 wet matches gives a gradient of about 0.00 goals per millimetre across wet matches — effectively flat. The band table tells the same story in a more robust way, because a regression slope can be dragged around by a handful of very wet matches.

How big is the sample?

0 English Premier League matches from to , every one matched to archived kickoff-hour weather at the stadium's own coordinates. 0 had measurable rain, and 0 carry closing Over/Under 2.5 odds for the market comparison. Every English Premier League ground used since 2010 is included — clubs that moved stadiums are credited to the right one.

So should rain change how I read an English Premier League total?

Only where the numbers say so, and this page publishes the numbers either way. Check the heavy-rain row and the market column: a finding we would act on has to clear the 40-match minimum and the significance threshold, and has to show up against the closing odds, not just against dry matches. Anything less is weather trivia, not an edge.