Phillip Island Weather by Month — Temperature & Rainfall Guide

Phillip Island is a region in Australia. Many people wonder what the weather conditions are in Phillip Island over the year. What is the best time to visit Phillip Island?

This page shows the average weather conditions by month in Phillip Island over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

In January the weather in Phillip Island is generally perfect. January is a summer month. In Cowes you can expect warm maximum average daytime temperatures around 24°C (75°F) and nighttime temperatures around 15°C (59°F).

Find more detailed climate information for Phillip Island in January here.

In February the weather in Phillip Island is generally perfect. February is a summer month. In Cowes you can expect warm maximum average daytime temperatures around 24°C (75°F) and nighttime temperatures around 16°C (61°F). On average, this month is the warmest month of the year in Phillip Island.

Find more detailed climate information for Phillip Island in February here.

In March the weather in Phillip Island is generally perfect. March is a summer month. In Cowes you can expect warm maximum average daytime temperatures around 23°C (73°F) and nighttime temperatures around 15°C (59°F).

Find more detailed climate information for Phillip Island in March here.

In April the weather in Phillip Island is generally perfect. In Cowes you can expect pleasant maximum average daytime temperatures around 20°C (68°F) and nighttime temperatures around 13°C (55°F).

Find more detailed climate information for Phillip Island in April here.

In May the weather in Phillip Island is generally tolerable. In Cowes you can expect mild maximum average daytime temperatures around 17°C (63°F) and nighttime temperatures around 11°C (52°F).

Find more detailed climate information for Phillip Island in May here.

In June the weather in Phillip Island is generally tolerable. June is a winter month. In Cowes you can expect mild maximum average daytime temperatures around 15°C (59°F) and nighttime temperatures around 10°C (50°F).

Find more detailed climate information for Phillip Island in June here.

In July the weather in Phillip Island is generally tolerable. July is a winter month. In Cowes you can expect mild maximum average daytime temperatures around 14°C (57°F) and nighttime temperatures around 9°C (48°F). On average, this month is the coldest month of the year in Phillip Island.

Find more detailed climate information for Phillip Island in July here.

In August the weather in Phillip Island is generally tolerable. August is a winter month. In Cowes you can expect mild maximum average daytime temperatures around 15°C (59°F) and nighttime temperatures around 9°C (48°F).

Find more detailed climate information for Phillip Island in August here.

In September the weather in Phillip Island is generally tolerable. In Cowes you can expect mild maximum average daytime temperatures around 16°C (61°F) and nighttime temperatures around 10°C (50°F).

Find more detailed climate information for Phillip Island in September here.

In October the weather in Phillip Island is generally pleasant. In Cowes you can expect pleasant maximum average daytime temperatures around 18°C (64°F) and nighttime temperatures around 11°C (52°F).

Find more detailed climate information for Phillip Island in October here.

In November the weather in Phillip Island is generally perfect. In Cowes you can expect pleasant maximum average daytime temperatures around 20°C (68°F) and nighttime temperatures around 12°C (54°F).

Find more detailed climate information for Phillip Island in November here.

In December the weather in Phillip Island is generally perfect. In Cowes you can expect pleasant maximum average daytime temperatures around 22°C (72°F) and nighttime temperatures around 14°C (57°F).

Find more detailed climate information for Phillip Island in December here.