Weather in Cairns, Australia in May

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Visiting Cairns, Australia in May

The weather in May is marginally cooler than the previous month and temperatures continue to drop slightly into June. May has average maximum temperatures of 27°C (81°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 38% making it very cloudy and overcast with some periods of sunshine. There are 4.3 hours of sunshine per day. It is not an optimal time for sunbathing but it is possible on clearer days in Cairns.

May has total rainfall of 26.8cm (10.6inches) making it quite rainy but mostly with moderate tropical showers. There are 16 days with some rainfall so you can still enjoy the beach on the clear days.

Sea temperatures are a very warm 27°C (81°F). May is an excellent month for swimming in Cairns with very comfortable temperatures for bathing all day. The sea temperature in May is marginally cooler than the previous month and temperatures continue to drop slightly into June.

Consider visiting Cairns in the months of July, August, September, October, for the best beach weather. Also consider one of our other suggestions for May.

Can you sunbathe in Cairns in May?

Yes, May is not an optimal time for sunbathing but it is possible on clearer days in Cairns.

May has average maximum temperatures of 27°C (81°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 38% making it very cloudy and overcast with some periods of sunshine. There are 4.3 hours of sunshine per day. May has total rainfall of 26.8cm (10.6inches) making it quite rainy but mostly with moderate tropical showers. There are 16 days with some rainfall so you can still enjoy the beach on the clear days.

More about May temperature and sunshine.

Can you swim in Cairns in May?

Yes, May is an excellent month for swimming in Cairns with very warm sea temperatures 27°C (81°F).

More about May sea temperatures.

Is May a good time to holiday in Cairns?

Yes, May is a good time for a holiday in Cairns.

May has average maximum temperatures of 27°C (81°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 38% making it very cloudy and overcast with some periods of sunshine. There are 4.3 hours of sunshine per day. May has total rainfall of 26.8cm (10.6inches) making it quite rainy but mostly with moderate tropical showers. There are 16 days with some rainfall so you can still enjoy the beach on the clear days. It is not an optimal time for sunbathing but it is possible on clearer days in Cairns. Sea temperatures are a very warm 27°C (81°F). May is an excellent month for swimming in Cairns with very comfortable temperatures for bathing all day.

More about the May temperatures and sunshine.

Is Cairns warm in May?

Yes, Cairns is very warm and perfect for sunbathing on clear days in May.

The average maximum temperature in Cairns in May is 27°C (81°F). The average maximum temperature is 29°C (84°) in the previous month and 26°C (79°F) in the next month.

The average temperature in Cairns in May is 24°C (74°F). The average temperature is 25°C (78°F) in the previous month and 22°C (71°F) in the next month.

More info about the May temperatures and sunshine.

How sunny is Cairns in May?

The average day light hours per day in Cairns in May are 11.3. The sunshine percentage is 38% making it very cloudy and overcast with some periods of sunshine. There are 4.3 hours of sunshine per day.

More about May sunshine.

Temperature in Cairns in May

The weather in May is marginally cooler than the previous month and temperatures continue to drop slightly into June. The average maximum temperature in Cairns in May is 27°C (81°F). The average maximum temperature is 29°C (84°F) in the previous month and 26°C (79°F) in the next month.

The average temperature in Cairns in May is 24°C (74°F). The average temperature is 25°C (78°F) in the previous month and 22°C (71°F) in the next month.

The average minimum temperature in Cairns in May is 20°C (68°F). The minimum temperature is 22°C (72°F) in the previous month and 18°C (65°F) in the next month.

Sunshine in Cairns in May

The days in May are marginally shorter than the previous month and days continue to get marginally shorter into June. May has slightly less hours of sunshine than the previous month. During May the average day light hours are 11.3 per day in Cairns. The sunshine percentage is 38% making it very cloudy and overcast with some periods of sunshine. There are 4.3 hours of sunshine per day.

The ultraviolet index in Cairns in May is typically 8.7 during May. An ultraviolet index reading of 8 to 10 indicates a very high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 15 minutes. Take extra precautions because unprotected skin and eyes will be damaged and can burn quickly. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Cairns in May

The average sea water temperature in Cairns in May is 27.3°C (81.1°F) which is very warm and ideal for relaxing and swimming for the whole day. The sea temperature in May is marginally cooler than the previous month and temperatures continue to drop slightly into June.

Rainfall in Cairns in May

May weather is significantly drier than the previous month and rainfall continues to drop markedly into June. May has fewer days of rain than the previous month and rainy days continue to drop into June. The average total rainfall in Cairns in May is 26.8cm (10.6inches) and on average there are 16 rainy days in May making it a wet time to visit the beach.

Humidity in Cairns in May

The maximum dew point (an indicator of humidity) in Cairns in May is 20°C (68°F) which is somewhat uncomfortable for most people in cities but fine on a beach. The dew point is 22°C (72°F) in the previous month and 19°C (19°F) in the next month.

The average maximum relative humidity in Cairns in May is typically 91.5%. The maximum relative humidity is 93.4% in the previous month and 91.1% in the next month.

The average relative humidity in Cairns in May is typically 74.2%. The average relative humidity is 77.2% in the previous month and 73.1% in the next month.

Wind Speed in Cairns in May

The average maximum wind speed in Cairns in May is typically 29KM/H (18MPH). The average maximum wind speed is 30KM/H (18MPH) in the previous month and 27KM/H (17MPH) in the next month.

The average wind speed in Cairns in May is typically 17KM/H (11MPH). The average wind speed is 17KM/H (11MPH) in the previous month and 16KM/H (10MPH) in the next month.

The average wind direction in Cairns in May is from the South-Southeast.

Monthly Averages

Suggested Beaches in May

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Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.

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Need Inspiration?

Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.