Weather in Geraldton in July

Australia · 20-year averages, July

Prime time. If you get to pick your dates, July is the one. Highs average 19.4 °C, lows 16.6 °C, and rain falls on 11 days — nothing in the month is working against you.

July ranks 12 of 12 — near the bottom of Geraldton's year. January is the month that works, and the swing between the two is 19 points, which is a different holiday rather than a slightly better one. Worth keeping in perspective: July is the weakest month of Geraldton's year and it is still a perfectly good one. The downside here is small.

Rain on 11 days, 2 of them heavy. Enough to need a plan B, not enough to need a plan around it. Nothing specialised needed — this is the month you pack for the trip rather than for the weather.

What the averages hide

Averages flatten a month, and this one hides a few things: it never really gets hot: not one day in an average July reaches 30 °C; the day barely swings — 2.8 °C between the overnight low and the afternoon high. Across the twenty years measured, the hottest July day reached 23.7 °C and the coldest night fell to 12.7 °C, and the wettest single day dropped 67 mm — roughly 81% of the month's rain in one day.

July is statistically steady but not small: the year-to-year variation is modest in relative terms, yet the wettest July on record still delivered 177 mm against 27 mm in the driest. In a month this wet, even a tame spread is a lot of rain in absolute terms — the 83 mm average is a reasonable planning figure, not a promise.

Wind sits around 19.6 km/h — a steady breeze rather than a nuisance, and welcome on the warmer days, and humidity is unremarkable at 68%.

How July sits in the year

Temperatures hold steady either side: 20.7 °C in June, 19.4 here, 19.2 in August. Nothing about the timing within the month matters much.

Daylight in July

July sits at the dark end of Geraldton's year — 10.5 hours of daylight against 14 at midsummer, gaining 0.4 hours across the month. Sightseeing days are genuinely shorter, and an itinerary built for summer will not fit.

Sea temperature

The sea sits at about 21.2 °C in July — comfortable for a proper swim. The sea peaks at 23.7 °C in March and bottoms out at 19.9 °C — water lags the air by a month or two, which is why the best swimming often comes after the best weather.

How busy it gets

Off season. The genuine off season: cheapest by a distance, with the caveat that some tours and restaurants close entirely.

Crowd levels are estimated from climate desirability and school-holiday calendars, not from visitor numbers.

July in Geraldton versus nearby

If Geraldton is one option among several, the nearby comparison is worth making. Perth is the weaker option in July — within a degree on temperature, 4 days more rain. Bunbury is the weaker option in July — 3 °C cooler, 6 days more rain.

So: July is a compromise. January is 19 points better and is what Geraldton is actually like at its best — worth moving the trip for if that is possible, and worth adjusting expectations for if it is not.

Every month in Geraldton

MonthHigh °CLow °CRain daysRain mmHumidity %Daylight hSea °CScore
January24.721.3 297613.822.497
February25.822.3 2127513.123.297
March25.722.1 2147212.323.797
April23.920.7 3187111.423.494
May22.419.1 7556710.723.186
June20.717.6 9706710.322.383
July19.416.6 11836810.521.278
August19.216.3 10586911.120.380
September19.416.4 6347111.919.987
October20.417.4 3167412.72095
November22.118.8 2107413.520.697
December23.620.2 27741421.597

See all twelve months in Geraldton, or where else to go in July.

Planning the rest of the trip

Built and maintained by Amit Sharma, Auckland, New Zealand. I build these sites so the answer is free and the data is public.

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