AFL

    How weather affects AFL: wind, dew and totals by venue

    AFL scoring is shaped by things the sportsbook total does not show: a cross-wind across the ground, dew after dark, a wet Melbourne winter deck. This guide covers what actually matters at each venue and how to turn it into an over/under lean before the first bounce.

    Live conditions and an AI weather lean for every AFL venue.

    Check today's AFL weather

    Wind is the biggest total-mover

    Australian rules football is a kicking game. When the wind gusts across or down the ground, long kicks become unpredictable, marking contests turn into scrambles, and teams switch to shorter chains. That usually drags the total down.

    As a rough guide: under 15 km/h, wind is mostly noise. 15–25 km/h is a mild Under nudge if it is cross-field. Above 25 km/h sustained, or gusts above 35 km/h, scoring starts to compress noticeably. Direction matters as much as speed — a wind straight down the ground can help one team and hurt the other, but a swirling cross-wind hurts everyone.

    Dew after sunset

    Night games in Australia are dew-prone. Once the ball gets wet, handling errors climb and teams stop taking risks by foot. The dew effect is strongest when the temperature is close to the dew point and falling — usually after 7pm local time.

    On the OverUnderWeather AFL desk, evening games with a tight dew gap get flagged. It is one of the most reliable Under signals in the sport, especially when it stacks with wind.

    Rain and the wet-weather grind

    Heavy rain turns AFL into a contested-ball contest. Marks are harder to hold, ground balls skid, and teams flood back defensively. That all leans Under. Light drizzle on its own is less damaging, but when it combines with wind the effect multiplies.

    Some surfaces handle rain better than others. Perth Stadium and the MCG drain well; older venues with softer decks can become treacherous quickly.

    Venues that behave differently

    The Gabba in Brisbane is hot and humid for early-season games, which can inflate scoring before dew arrives. Perth Stadium catches afternoon easterlies that can sweep across the ground. Docklands is indoors, so weather is irrelevant there.

    Melbourne venues in winter are the classic Under factories: cold, windy, wet and often slippery underfoot. Tasmania is similar. Adelaide and Sydney tend to be more stable, though they still get their windy nights.

    Turning conditions into a lean

    The practical read stacks three things: wind direction and speed first, dew second, rain third. Two or more pointing the same way is a real signal. One mild factor on its own usually is not.

    OverUnderWeather does this read for every AFL venue. Each ground gets live conditions, a Weather Edge Score, and a plain-English lean — Over, Under or Neutral — with the reasoning shown so you can disagree with it.

    Venue by venue

    Every ground reads differently. These pages carry the live conditions, the ground axis and the microclimate detail for each venue:

    Other sports

    See the NFL weather guide or the MLB weather guide, or open the college football desk for live conditions.

    Frequently asked

    How does wind affect AFL totals?

    AFL scoring is more wind-sensitive than many realise. A strong cross-wind or down-field gust makes long kicking and marking much harder, which tends to suppress scoring. Sustained winds above 25 km/h are usually an Under lean, especially when paired with rain.

    Does dew really change AFL scoring?

    Yes. Evening games in Australia often see dew settle after sunset. A wet ball becomes slippery, handling errors rise, and teams switch to shorter, safer disposal. The dew effect is strongest when the dew-point gap is small and the temperature is dropping quickly.

    Which AFL venues are most weather-affected?

    The Gabba in Brisbane can be hot and humid, which fatigues players. Perth Stadium is exposed to afternoon easterlies. Tasmanian and Melbourne winter games often see rain and slippery surfaces. Docklands is effectively indoors.

    Is wet weather always an Under lean?

    Mostly, but not always. Heavy rain and wind suppress scoring, but a soft, slippery surface can also lead to more turnovers and chaotic scoring. The strongest Under signal comes when rain combines with strong cross-winds.

    Do day games score more than night games?

    Day games in dry, warm conditions usually play higher because the ball is dry and players have better grip. Night games bring dew and cooler temperatures, which both lean toward lower scoring, especially in the second half.