June weather forecast
Roto, Cook Islands

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Weather in June

In June, Roto's temperature begins to slightly dip, with lows of 27.6°C (81.7°F), which is the lowest observed in the first half of the year. Relative humidity also experiences an increase, reaching a notable 77%. Despite the relative increase in humidity, rainfall remains low with a close resemblance to figures noticed in May. The slightly cooler temperatures and higher humidity create a definitive shift in Roto’s weather pattern. Sunshine duration remains relatively unchanged from May highlighting the region's typical island weather.

Temperature

As June takes its course, Roto's average high-temperature registers at a still moderately hot 28.8°C (83.8°F), closely aligning with the preceding month. During June, Roto's nights hold steady with an average temperature of 27.6°C (81.7°F), barely dropping from the daytime highs.

Heat index

The heat index for June is estimated at a tropical 34°C (93.2°F). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
Factoring in the heat index, values are geared towards shaded areas with light breezes. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', shows a temperature sensation when both heat and moisture conditions are combined. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

June through September, with an average relative humidity of 77%, are the most humid months.

Rainfall

In June, in Roto, the rain falls for 24.5 days. Throughout June, 122mm (4.8") of precipitation is accumulated. In Roto, during the entire year, the rain falls for 301.2 days and collects up to 1868mm (73.54") of precipitation.

Daylight

June has the shortest days of the year in Roto, with an average of 11h and 30min of daylight.
On the first day of June, sunrise is at 07:15 and sunset at 18:47. On the last day of the month, sunrise is at 07:22 and sunset at 18:52 -10.

Sunshine

In Roto, the average sunshine in June is 8.1h.

UV index

The months with the highest UV index in Roto are January through December, with an average maximum UV index of 7. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: In June, the maximum UV index of 7 translates into these guidelines:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

How hot is it in Roto in June?

The average high-temperature and low-temperature in Roto, Cook Islands, during June are 28.8°C (83.8°F) and 27.6°C (81.7°F) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in June is estimated at 34°C (93.2°F).

What is the most humid month in Roto?

The months with the highest humidity are June through September, with an average relative humidity of 77%.

What is the average humidity in June in Roto?

In June, the average relative humidity is 77%.

How much does it rain in Roto in June?

In Roto, in June, it is raining for 24.5 days, with typically 122mm (4.8") of accumulated precipitation.

What is the month with the shortest days in Roto?

The month with the shortest days in Roto, Cook Islands, is June, with an average of 11h and 30min of daylight.

How many hours of daylight does Roto have in June?

In Roto, the average day length in June is 11h and 30min.

When is the sunrise / sunset in June in Roto?

On the first day of June in Roto, sunrise is at 07:15 and sunset at 18:47. On the last day of the month, sunrise is at 07:22 and sunset at 18:52 -10.

How long on average sun shines in June in Roto?

In Roto, the average sunshine duration in June is 8.1h.

What is the month with the highest UV index in Roto?

The months with the highest UV index in Roto are January through December, with an average maximum UV index of 7.

When is the lowest UV index in Roto?

January through December, with an average maximum UV index of 7, are months with the lowest UV index in Roto, Cook Islands.

How high is the UV index in June in Roto?

The average daily maximum UV index in June in Roto, Cook Islands, is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.

Average temperature in June
Roto, Cook Islands

Average temperature in June - Roto, Cook Islands
  • Average high temperature in June: 28.8°C

The warmest months (with the highest average high temperature) are March, April and May (29°C).
The month with the lowest average high temperature is September (27.8°C).

  • Average low temperature in June: 27.6°C

The month with the highest average low temperature is April (28.3°C).
The coldest month (with the lowest average low temperature) is August (27°C).

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Average pressure in June
Roto, Cook Islands

Average pressure in June - Roto, Cook Islands
  • Average pressure in June: 1010.9mbar

The months with the highest atmospheric pressure are August and September (1011.5mbar).
The month with the lowest atmospheric pressure is January (1008.1mbar).

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Average wind speed in June
Roto, Cook Islands

Average wind speed in June - Roto, Cook Islands
  • Average wind speed in June: 23.3km/h

The windiest month (with the highest average wind speed) is August (26km/h).
The calmest month (with the lowest average wind speed) is April (17.4km/h).

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Average humidity in June
Roto, Cook Islands

Average humidity in June - Roto, Cook Islands
  • Average humidity in June: 77%

The months with the highest relative humidity are June, July, August and September (77%).
The month with the lowest relative humidity is December (74%).

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Average rainfall in June
Roto, Cook Islands

Average rainfall in June - Roto, Cook Islands
  • Average rainfall in June: 122mm

The wettest month (with the highest rainfall) is January (268mm).
The driest month (with the least rainfall) is September (78mm).

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Average rainfall days in June
Roto, Cook Islands

Average rainfall days in June - Roto, Cook Islands
  • Average rainfall days in June: 24.5 days

The month with the highest number of rainy days is March (28.7 days).
The month with the least rainy days is September (21.6 days).

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Average daylight in June /
Average sunshine in June
Roto, Cook Islands

Average daylight in June / Average sunshine in June - Roto, Cook Islands
  • Average daylight in June: 11h and 3min

The month with the longest days is December (Average daylight: 12h and 48min).
The month with the shortest days is June (Average daylight: 11h and 30min).

  • Average sunshine in June: 8h and 1min

The month with the most sunshine is September (Average sunshine: 8h and 30min).
The month with the least sunshine is January (Average sunshine: 7h and 36min).

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Average sunshine days in June
Roto, Cook Islands

Average sunshine days in June - Roto, Cook Islands
  • Average sunshine days in June: 2.8 days

The month with the most sunshine days is September (5.6 days).
The month with the least sunshine days is February (0.4 days).

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Average UV index in June
Roto, Cook Islands

Average UV index in June - Roto, Cook Islands
  • Average UV index in June: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

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Average cloud cover in June
Roto, Cook Islands

Average cloud cover in June - Roto, Cook Islands
  • Average cloud cover in June: 43

The month with the most cloud cover is January (Cloud cover 47).
The months with the least cloud cover are May and September (Cloud cover 41).

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Average visibility in June
Roto, Cook Islands

Average visibility in June - Roto, Cook Islands
  • Average visibility in June: 10km

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January and February (9km).

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Roto, Cook Islands

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