Climate and monthly weather forecast
Easter Island, Chile

The stone works in the coastal Ahu Togariki in Easter Island, Chile
The stone works in the coastal Ahu Togariki in Easter Island, Chile

Climate and monthly weather forecast

The climate of Easter Island

Easter Island, Chile mainly experiences a Cfa Koppen climate classification which is known for its humid subtropical conditions with no dry season. This isolated island, located in the southeastern Pacific Ocean, experiences a consistent climate throughout the year.

Looking at the temperature data, it is clear there is a relatively low range between the highest and lowest temperatures across the months. The highest average temperature tends to occur in February with 27.3°C (81.1°F), while the lowest average temperature is experienced in August, at 15.4°C (59.7°F). In terms of the sea temperature, it remains consistent around 20°C (68°F) to 25°C (77°F) range throughout the year.

Relative humidity in Easter Island fluctuates slightly across the year with remarkably similar rates with a distinctive peak in April (81%) and the minimum occurring in November (77%). Examining the rainfall, an uneven distribution is manifested. The month with the highest rainfall amount is May which records 153mm (6.02"). The driest months, however, feature no rainfall and these are in March and April.

When considering daylight hours, January arguably provides the longest duration, at 13.6 hours. On the other end of the spectrum, June tends to have the shortest daylight duration, at 10.4 hours. Easter Island demonstrates a progressively increasing pattern of overall sunshine hours, from 4.9 hours observed in July to 9.4 hours in January, the highest. Unique conditions arise in terms of the UV Index which records the same high values (12) in January, February, November, and December.

The best time to visit Easter Island

Given that temperatures, sunshine hours and UV index are at their peak, January could arguably be the best time to visit Easter Island. With an average temperature of 27°C (80.6°F), a sea temperature of 24°C (75.2°F), and a lengthy day of 13.6 hours, this provides suitable conditions for outdoor activities and sightseeing. However, bear in mind that January experiences a considerable rainfall of 73mm (2.87") spread over about five days, which may occasionally disrupt travel plans.

The worst time to visit Easter Island

Suitability of weather for travels may depend on individual preferences, but generally, the less favourable time to visit Easter Island would be during May. Although the temperatures, at an average high of 23.4°C (74.1°F) and a low of 17.7°C (63.9°F), are still relatively moderate, May records the most rainfall, receiving as much as 153mm (6.02") during this month. This coincides with decreasing daylight hours and sunshine hours, at 10.8 and 5.7 hours respectively, creating potentially gloomier days.

Spring weather in Easter Island

Springtime in Easter Island from September to November welcomes mild and comfortable temperatures ranging from 15.5°C (59.9°F) to 23.9°C (75°F). The average rainfall decreases progressively from 87mm (3.43") in September to 74mm (2.91") in November, indicating more dry days. Sea temperatures also start to rise from 20°C (68°F) in September to 22°C (71.6°F) in November. In terms of daylight, there is also an increase from 12 hours to 13.5 hours daily, providing more opportunities for sightseeing.

Summer weather in Easter Island

Summertime descends on Easter Island from December to February and it's marked by the warmest temperatures going from 18.4°C (65.1°F) to a high of 27.3°C (81.1°F) in February. Sea temperatures remain favourable for water-related activities, ranging between 23°C (73.4°F) to 25°C (77°F). Rainfall is prevalent, particularly in December with 86mm (3.39"). The daylight hours are ample, offering between 13.5 hours to 13.6 hours of sunshine daily.

Autumn weather in Easter Island

The autumn months (March to May) in Easter Island are characterized by a gradual decrease in temperatures ranging from highs of 26.9°C (80.4°F) in March down to 23.4°C (74.1°F) in May. This period sees the sharpest increase in rainfall with 96mm (3.78") recorded in March and shoots up to 153mm (6.02") in May. Days continue to gain shorter, from 12.2 hours in March to 10.8 hours in May.

Winter weather in Easter Island

Winter weather occurs from June through to August. The weather during this period is cooler with temperatures reaching a high of 22°C (71.6°F) in June and gently descending to a low of 15.4°C (59.7°F) in August. The rainfall during these months is comparatively lower, with 106mm (4.17") in June declining to 94mm (3.7") in August. Daylight hours also start to increase after reaching their yearly low of 10.4 hours in June.

Weather in January

Weather patterns in January on Easter Island, Chile show the month peppered with warm afternoons as high temperatures hover around 27°C (80.6°F). A gentle drop from the heat of the daytime, the evenings continue to remain agreeable, creating the ideal setting for night-time excursions. Weather in January »

Weather in February

Subtle alterations mark the transition from January to February on Easter Island. The average high temperature slightly escalates, and the atmospheric moisture exhibits a marginal increase, both effects potentially correlated with the increment in the average rainfall. Weather in February »

Weather in March

With the advent of March, weather patterns demonstrate a slight deviation, characterized by a minute reduction in the average high temperature and an inconspicuous decline in daylight hours. Rainfall is modestly accentuated, turning the island into a scene of tropical beauty. Weather in March »

Weather in April

Meanwhile, the vibrant flora of Easter Island drinks up the abundant rainfall of 121mm (4.76") received in April. This is accompanied by a perceptible decrease in average high temperature and daylight hours, hinting at the progressive departure from summer. Weather in April »

Weather in May

Come May, the decisions of the weather gods, swaying between summer's warmth and winter's cool embrace, become more evident. The temperature gradient between day and night widens, with cool nights becoming a norm. A surge in precipitation levels to 153mm (6.02") often results in overcast skies, which, in turn, restrict daylight hours to an average of 10.8 hours. Weather in May »

Weather in June

The atmosphere in June teeters between brisk and warm with an observable decrease in both high and low temperatures. Precipitation subsides significantly from the high seen in May, presenting a breather. The island experiences decreased daylight hours, balanced by similarly reduced sunshine hours. Weather in June »

Weather in July

When it comes to July, summer's enthusiasm wanes, as observable from the dampened average high temperature of 21.3°C (70.3°F). Service providers and inhabitants both enjoy a period of respite, as rainfall registers a slight resurge. Weather in July »

Weather in August

With the peak of winter, August brings a noticeable touch of morning chill, with the mean minimum temperature dipping to 15.4°C (59.7°F). A notable weather pattern of this month is a relative decrease in rainfall, encouraging more outdoor activities. Weather in August »

Weather in September

September ushers in a fond farewell to winter with a small increase in daily high temperatures. Trailing in its wake, the sea temperature lingers at a constant 20°C (68°F). Yet, the placid weather conditions are disturbed by sporadic showers condensing to 87mm (3.43") of rainfall throughout the month. Weather in September »

Weather in October

Come October and the tropical wilderness of Easter Island begins to echo with the whispers of spring. Coaxing the temperatures gently upwards while keeping the humidity at bay, October becomes a springtime paradise for visitors. Weather in October »

Weather in November

As November steps in, Easter Island welcomes a period distinguished by increased sunshine, extended daylight, and amplified warmth. The high temperature stands at a balmy 23.9°C (75°F), providing a snug contrast to the chilly nights. Weather in November »

Weather in December

December heralds the arrival of the sun-drenched season, ushering in amiable climatic conditions. The high-temperature lingers around a comfortable 25.4°C (77.7°F), making outdoor escapades irresistible. Rainfall shares space with sunshine, a surprising twist in the tropical latitude story. Weather in December »

Frequently asked questions

What are the least humid months in Easter Island?
The months with the lowest humidity are January, October and November, with an average relative humidity of 77%.
How many days does it rain in Easter Island?
Throughout the year, in Easter Island, there are 29 rainfall days, and 1147mm (45.16") of precipitation is accumulated.
What month has the most sunshine in Easter Island?
January has the most sunshine of the year, with an average of 9.4h of sunshine.
What is the month with the highest UV index in Easter Island?
The months with the highest UV index in Easter Island are January, February, November and December, with an average maximum UV index of 12.
What are the warmest months in Easter Island?
February brings the highest temperatures, with an average high of 27.3°C (81.1°F) and an average low of 20.2°C (68.4°F).
When is the sea warmest in Easter Island?
The months with the warmest seawater in Easter Island, Chile, are February and March, with an average sea temperature of 25°C (77°F).
What are the most humid months in Easter Island?
The months with the highest humidity are April through June, with an average relative humidity of 81%.
When is Daylight Saving Time (DST) in Easter Island?
On Saturday, 06. April 2024, at 22:00, Daylight Saving Time ends in Easter Island, and the time zone changes from -05 to -06. The next Daylight Saving Time starts on Saturday, 07. September 2024, at 22:00, and the time zone reverts from -06 to -05.
What is the rainiest month in Easter Island?
The month with the most rainfall in Easter Island is May, when the rain falls for 2 days and typically aggregates up to 153mm (6.02") of precipitation.
What is the month with the shortest days in Easter Island?
June has the shortest days of the year in Easter Island, with an average of 10h and 30min of daylight.
What are the months with the lowest UV index in Easter Island?
June and July, with an average maximum UV index of 4, are months with the lowest UV index in Easter Island, Chile.
What is the month with the least sunshine in Easter Island?
The month with the least sunshine in Easter Island, Chile, is July, with an average of 4.9h of sunshine.
What is the coldest month in Easter Island?
Easter Island, Chile, records the coldest temperatures in August, averaging a high of 21.2°C (70.2°F) and a low of 15.4°C (59.7°F).
What are the months with the coldest sea water in Easter Island?
August through October, with an average sea temperature of 20°C (68°F), are months with the coldest seawater in Easter Island, Chile.
What is the driest month in Easter Island?
The month with the least rainfall is October, when 68mm (2.68") of precipitation is typically aggregated.
When are the longest days in Easter Island?
The month with the longest days is December, with an average of 13h and 48min of daylight.
Average temperature - Easter Island, Chile
Average temperature
Easter Island, Chile

The warmest month (with the highest average high temperature) is February (27.3°C).
The month with the lowest average high temperature is August (21.2°C).

The month with the highest average low temperature is February (20.2°C).
The coldest month (with the lowest average low temperature) is August (15.4°C).

Average humidity - Easter Island, Chile
Average humidity
Easter Island, Chile

The months with the highest relative humidity are April, May and June (81%).
The months with the lowest relative humidity are January, October and November (77%).

Average rainfall - Easter Island, Chile
Average rainfall
Easter Island, Chile

The wettest month (with the highest rainfall) is May (152.9mm).
The driest month (with the least rainfall) is October (68mm).

Average rainfall days - Easter Island, Chile
Average rainfall days
Easter Island, Chile

The months with the highest number of rainy days are January, July and August (5 days).
The months with the least rainy days are March, April and October (0 days).

Average sea temperature - Easter Island, Chile
Average sea temperature
Easter Island, Chile

The best months for swimming (with the highest average sea temperature) are February and March (25°C).
The coldest months (with the lowest average sea temperature) are August, September and October (20°C).

Average daylight / Average sunshine - Easter Island, Chile
Average daylight / Average sunshine
Easter Island, Chile

The month with the longest days is December (Average daylight: 13h and 48min).
The month with the shortest days is June (Average daylight: 10h and 30min).

The month with the most sunshine is January (Average sunshine: 9h and 24min).
The month with the least sunshine is July (Average sunshine: 4h and 54min).

Average UV index - Easter Island, Chile
Average UV index
Easter Island, Chile

The months with the highest UV index are January, February, November and December (UV index 12).
The months with the lowest UV index are June and July (UV index 4).

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