yearsofweather

Sydney in July:
cool, occasional rain

Sydney, Australia · Records from 2006 to 2025. Not a forecast.

Mean high18°Hottest day 27.2° (2017)
Mean low9°Coldest night 1.2° (2007)
Rain days8 days4-16 by year
Rainfall104mmDaylight 9.9 → 10.4 h
Sydney's 12 months iBest: September to November
Trip types Beach Poorcool seaSightseeing on foot Goodmild
Sea temperature18.4°17.7-19.2° by year (last 6)
Sunrise / sunset (15th)06:58 / 17:04Daylight 9.9 → 10.4 h

Sydney in July

The coldest month, though mild by northern winter standards. Winter actually has more clear days than summer. UV is much lower than in summer. Midday sun is warm but it turns chilly after sunset, so a jacket is essential.

July was mild: 18°C by day, 9°C at night, the kind of range where you stop checking the thermometer. Out of 31 days, about 8 brought rain; the rest stayed dry. Year to year it swung widely, from 4 rain days in 2012 to 16 in 2010.

The month opened with 9.9 hours of daylight and closed with 10.4. Dusk came early. The warmest year was 2018, with highs averaging 20.7°C, 2.3°C above normal. Cold snaps happened: the record low for July was 1.2°C, set in 2007.

Date by date i

‹ June July 2027 August ›
Sun
Mon
Tue
Wed
Thu
Fri
Sat
Week
1-3rain on 27% of days18° 9°
4-10rain on 31% of days18° 9°
11-17rain on 23% of days18° 9°
18-24rain on 27% of days18° 9°
25-31rain on 24% of days19° 9°

0-5/206-8/209-11/2012-20/20

1-3rain on 27% of days18° 9°
4-10rain on 31% of days18° 9°
11-17rain on 23% of days18° 9°
18-24rain on 27% of days18° 9°
25-31rain on 24% of days19° 9°
Tap another date to change

20066mm
2007none
2008none
200920mm
20101mm
2011none
20121mm
2013none
201421mm
2015none
2016none
2017none
2018none
2019none
2020197mm
2021none
202211mm
2023none
20243mm
202510mm
Holidays in July (2027)
  • July 3 to July 5 Independence Day weekend

1 US holidays (flights fill up)

Day by day temperature i

7°14°22°29° 1815222931

Mean high Mean low Coldest to warmest high in 20 years

Your trip dates, the past 20 years

Trip dates ~

You can also click two dates on the axis. Hover a cell to see that day's rain.
Trip rain days Month rain days
2006
1 d 10 d
2007
3 d 6 d
2008
2 d 8 d
2009
4 d 6 d
2010
4 d 16 d
2011
0 d 9 d
2012
1 d 4 d
2013
2 d 7 d
2014
0 d 7 d
2015
2 d 11 d
2016
4 d 6 d
2017
0 d 4 d
2018
0 d 4 d
2019
3 d 6 d
2020
3 d 11 d
2021
2 d 9 d
2022
5 d 15 d
2023
1 d 4 d
2024
6 d 12 d
2025
1 d 9 d
Years with rain
Tap a date to start, tap another to end. Each cell is that date in one year.
'06'07'08'09'10'11'12'13'14'15'16'17'18'19'20'21'22'23'24'25
of 20
7
4
5
7
5
5
5
7
7
8
6
2
3
6
5
5
5
3
5
6
7
6
4
7
6
9
4
3
3
4
5
Rain days on trip
13244012024003325161

No rain1-9 mm10 mm or more Dates outside your trip are dimmed.

One row per year, one cell per day. 2012 had 4 rain days, 2010 had 16.

Sydney through the year

MonthHighLowRain daysRainfallSea
January 27°20°10 days98mm 24°
February 28°20°10 days137mm 24°
March 26°19°12 days179mm 24°
April 24°15°10 days145mm 23°
May 21°13°8 days99mm 21°
June 18°10°10 days155mm 20°
July 18°9°8 days104mm 18°
August 20°10°7 days85mm 18°
SeptemberGood 22°12°7 days68mm 19°
OctoberGood 24°15°9 days69mm 20°
NovemberGood 25°17°10 days94mm 20°
December 27°18°9 days79mm 22°

Common questions

Does it rain a lot in Sydney in July?

Over the past 20 years July averaged 8 rain days (1 mm or more) out of 31. Individual years ran from 4 in the driest to 16 in the wettest.

What should I wear in Sydney in July?

Days averaged 18°C and nights 9°C. Pack a compact umbrella and a light layer for the evenings.

Can you swim in Sydney in July?

Sea surface temperature averaged 18.4°C in July, more for a paddle than a swim. Year to year it ranged 17.7-19.2°C. Check local flags for waves and jellyfish on the day.

Is July a good time to visit Sydney?

On warmth and rain days alone, Sydney's easiest months were September to November. July ranked 11 of 12.