Mosman, Australia — Weather in June 2026

Climate Overview

Mosman, Australia in June has mild conditions, with highs averaging 16.5°C (62°F) and noticeably cooler mornings. Sea temperature stays cool at 19.5°C (67°F).

This month falls at the beginning of Winter.

Temperatures remain fairly steady throughout June, with daily highs around 16°C (61°F).

Rainfall is heaviest during the first third of the month, while the last third tends to be drier.

Expect around 7.2h of sunshine at the start of June, increasing to 7.9h by the end.

Wind speeds ease off through the month, from 17 km/h (10 mph) to 13 km/h (8 mph).

The warmest days tend to fall around the 1th, averaging 16.9°C (62°F).

Compared to May, this month is about 3°C cooler with 0 fewer rainy days.

Monthly June Averages

Temperature

17°C / 11°C

Feels Like

15°C / 9°C

Rain

7 days · 54 mm

Sunshine

7.8h / day

Humidity

72% — Humid

Wind

15 km/h

Wind Direction

W (268°)

Gusts

33 km/h

Daylight

9.9 h

Cloud Cover

42%

Clear Sky Days

8.7

UV Index

3.1 — Moderate

Sea Temperature

20°C

Dew Point

9°C — Dry

Moon Phase

New Moon · 0%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

High Low

Daily Precipitation

Rainfall

Daily Sunshine

Sunshine

Daily Wind Speed

Wind Speed

Sun Position

Sunrise 06:58

Daylight 9.9h

Sunset 16:53

Compare Months

Month	Temp	Feels Like	Rain	Sun	Humidity	UV	Status	Details
January best	26°C / 21°C	29°C / 22°C	10days (79 mm) Wet	10.3h Excellent	75% Muggy	7.7 Very High	Excellent	View Details
February best	26°C / 21°C	28°C / 22°C	11days (88 mm) Wet	10.3h Excellent	74% Muggy	7.2 Very High	Excellent	View Details
March	24°C / 20°C	26°C / 21°C	14days (129 mm) Wet	9.2h Good	76% Humid	6.4 High	Excellent	View Details
April best	22°C / 17°C	22°C / 17°C	8days (57 mm) Wet	9.2h Good	74% Muggy	5.1 High	Excellent	View Details
May	19°C / 13°C	18°C / 12°C	7days (55 mm) Good	8.4h Good	71% Muggy	3.4 Moderate	Good	View Details
June	17°C / 11°C	15°C / 9°C	7days (54 mm) Good	7.8h Good	72% Muggy	3.1 Moderate	Good	View Details
July	17°C / 10°C	14°C / 8°C	6days (63 mm) Good	8.3h Good	69% Muggy	3.4 Moderate	Good	View Details
August	17°C / 11°C	15°C / 9°C	6days (48 mm) Good	9h Good	67% Muggy	4.2 Moderate	Good	View Details
September	20°C / 13°C	19°C / 11°C	6days (43 mm) Good	10h Excellent	65% Muggy	6 High	Excellent	View Details
October best	22°C / 15°C	22°C / 15°C	9days (62 mm) Wet	10.3h Excellent	69% Muggy	7.1 Very High	Excellent	View Details
November best	23°C / 17°C	24°C / 17°C	8days (58 mm) Wet	10.9h Excellent	70% Muggy	7.5 Very High	Excellent	View Details
December	25°C / 19°C	27°C / 20°C	9days (58 mm) Wet	11.2h Excellent	72% Muggy	8.4 Very High	Excellent	View Details

What to Wear

Bundle up with a warm coat, scarf, and closed-toe shoes. Thermal layers underneath give flexibility between indoors and outdoors.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

Layered clothingLight jacketUmbrellaComfortable walking shoes

Frequently Asked Questions

Expand all

Is June a good time to visit Mosman?

June is typically good for visiting Mosman, with average highs of 17°C (62°F) and around 7 rainy days. Mosman, Australia in June has mild conditions, with highs averaging 16.5°C (62°F) and noticeably cooler mornings. Sea te

Does it rain a lot in Mosman in June?

Mosman typically sees around 7 rainy days in June with 54 mm (2.1 in) of total rainfall. An umbrella should suffice.

Does it get cold at night in Mosman in June?

Nights in Mosman during June are cool at around 11°C (52°F). Bring a jacket or sweater for evenings.

What should I pack for Mosman in June?

With highs of 17°C (62°F) and lows of 11°C (52°F) in June, we recommend: Layered clothing, Light jacket, Umbrella, Comfortable walking shoes. Comfortable walking shoes are essential.

Is June among the best months weather-wise in Mosman?

June is not the most favourable month weather-wise in Mosman. Consider visiting during months with milder temperatures or less rainfall for a better experience.

What is the UV index in Mosman in June?

The average UV index in Mosman during June is 3 (moderate). Sunscreen and sunglasses are recommended during midday hours.

How many hours of daylight are there in Mosman in June?

Mosman gets approximately 10 hours of daylight per day in June, with around 8 hours of sunshine.

Does it snow in Mosman in June?

Snow is uncommon in Mosman during June based on 10-year climate averages.

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