Weather in Darwin in July

Australia · 20-year averages, July

Prime time. July is about as good as Darwin gets. Highs average 30 °C, lows 21.5 °C, and rain falls on 0 days — nothing in the month is working against you.

July is the highest-scoring month of the twelve. The nearest rival is June, and the month at the other end of the year is November.

Rain is not a factor worth planning around this month. Pack for 30 °C days and 21.5 °C nights; the spread matters more here than any single number.

What the averages hide

Averages flatten a month, and this one hides a few things: 17 days top 30 °C — hot spells arrive, but they break. Across the twenty years measured, the hottest July day reached 33 °C and the coldest night fell to 14.7 °C.

July is dependably dry, and that reliability is the point: across the twenty years measured, the wettest July on record still only managed 10 mm, and the driest managed 0 mm. There is no meaningful variability to plan around, which makes this one of the few months anywhere that you can build a fixed outdoor itinerary against without a fallback. The wettest single day in twenty years of Julys brought 7 mm. Rain simply is not the variable that decides this trip — heat, crowds and cost are.

Wind is light at 13.5 km/h, so the temperature on the page is close to the temperature on your skin, and humidity is unremarkable at 56%.

How July sits in the year

Temperatures hold steady either side: 29.7 °C in June, 30 here, 30.8 in August. Nothing about the timing within the month matters much.

Daylight in July

Darwin sits close enough to the equator that daylight barely moves all year — 11.5 hours in July, against a range of just 1.4 hours across the whole calendar. Sunrise and sunset land at roughly the same time whenever you come.

An inland climate

Despite being inland, the year stays fairly even: 11.7 °C between the year's warmest afternoons and coldest nights.

How busy it gets

Peak season. Expect the highest prices of the year and to be booking well ahead.

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

July in Darwin versus nearby

If Darwin is one option among several, the nearby comparison is worth making. Broome is close enough to be a coin toss — within a degree on temperature, 1 day more rain. Labuan Bajo is the weaker option in July — within a degree on temperature, 5 days more rain.

So: July is the answer for Darwin. If it is booked out or priced out, June is the next best thing at 1 points behind, and November is the month to keep off the shortlist.

Every month in Darwin

MonthHigh °CLow °CRain daysRain mmHumidity %Daylight hScore
January29.927.6 293798112.851
February29.727.4 263558112.552
March30.127 272867912.251
April30.725.8 13987411.858
May30.423.5 5246811.577
June29.721.4 135911.486
July3021.5 015611.587
August30.822.7 025411.783
September32.425.6 417601269
October33.127.4 13586312.450
November32.328.2 241406912.741
December3128.1 292917612.847

See all twelve months in Darwin, 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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