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Contents
- The climate of Christmas Island
- The best time to visit Christmas Island
- The worst time to visit Christmas Island
- Spring weather in Christmas Island
- Summer weather in Christmas Island
- Autumn weather in Christmas Island
- Winter weather in Christmas Island
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average rainfall
- Average rainfall days
- Average sea temperature
- Average daylight
- Average sunshine
- Average UV index
Bluewater waves hitting the rocky coast of Christmas Island, in Australia
The climate of Christmas Island
Located in the tropical equatorial region, Christmas Island is classified under the Köppen climate classification as having a Tropical Rainforest Climate, denoted as 'Af'. This climate type is typically characterized by consistent temperatures throughout the year, paired with a significant amount of rainfall. The geographical position of the Island contributes to maintaining relatively stable monthly temperatures, wherein variations remain minimal throughout the year. One notable feature of the Island's climate is the nearly consistent high Sea temperatures, from 26°C (78.8°F) to 29°C (84.2°F), ensuring a warm coastal environment all year round.
An analysis of the provided climatic parameters reveals a consistent pattern in temperature and rainfall. High temperatures range from 27°C (80.6°F) to 29.2°C (84.6°F) on average, while low temperatures vary between 23.2°C (73.8°F) to 24.8°C (76.6°F). Rainfall is ample throughout the year, peaking in February with a substantial 348mm (13.7"). The rainiest period extends from January to March, with 291mm (11.46") to 348mm (13.7") of rain. Overall, the year is widely divided between a wet and a drier season.
The Island’s daylight hours slightly vary throughout the year, with a minimum of 11.5 hours in June to a maximum of 12.7 hours in January and December. Sunshine duration, however, fluctuates significantly from 8 hours in September to a maximum of 22 hours in March.
An analysis of the provided climatic parameters reveals a consistent pattern in temperature and rainfall. High temperatures range from 27°C (80.6°F) to 29.2°C (84.6°F) on average, while low temperatures vary between 23.2°C (73.8°F) to 24.8°C (76.6°F). Rainfall is ample throughout the year, peaking in February with a substantial 348mm (13.7"). The rainiest period extends from January to March, with 291mm (11.46") to 348mm (13.7") of rain. Overall, the year is widely divided between a wet and a drier season.
The Island’s daylight hours slightly vary throughout the year, with a minimum of 11.5 hours in June to a maximum of 12.7 hours in January and December. Sunshine duration, however, fluctuates significantly from 8 hours in September to a maximum of 22 hours in March.
The best time to visit Christmas Island
Considering the climate patterns, the ideal period to visit Christmas Island would primarily depend on the visitors' tolerance to rainfall. However, the months from July to September can be considered the best time to plan a trip. These months are relatively drier, with rainfall ranging from 43mm (1.69") to 97mm (3.82"). Also, the average temperatures remain inviting with highs between 27°C (80.6°F) to 27.8°C (82°F) and lows from 23.2°C (73.8°F) to 23.5°C (74.3°F). Visitors can enjoy longer sunlight hours, with approximately 11.6 to 12 hours of daylight.
The worst time to visit Christmas Island
The period from January to March presents the most challenging weather conditions for visitors. These months witness the highest rainfall, ranging from 291mm (11.46") to 348mm (13.7"). Despite these high rainfall values, the temperatures remain consistently high, with the upper limit from 28.9°C (84°F) to 29.2°C (84.6°F) and the lower limit between 23.6°C (74.5°F) and 24.5°C (76.1°F). The moisture-laden environment during this period might not be comfortable for everyone.
Spring weather in Christmas Island
On Christmas Island, the spring months of March through May offer changing weather conditions. March still experiences high rainfall, averaging 291mm (11.46"), gradually decreasing to 222mm (8.74") in April and reaching 177mm (6.97") by May. Temperatures during this period remain high, with an average ranging from 28.8°C (83.8°F) to 29.2°C (84.6°F) and lows between 24°C (75.2°F) and 24.8°C (76.6°F). Daylight hours reduce slightly from 12.2 hours in March to 11.6 hours in May, while the sunshine duration decreases significantly from 22 hours in March to 13 hours by May.
Summer weather in Christmas Island
The months from June to August, representing the summer season on the Island, exhibit decreased rainfall and relatively lower temperatures. The rainfall drops from 156mm (6.14") in June to a yearly low of 43mm (1.69") in August. Correspondingly, the high temperature ranges from 28°C (82.4°F) to 27°C (80.6°F), while the low fluctuates between 24.2°C (75.6°F) and 23.2°C (73.8°F). These months favor outdoor activities due to the reduced rainfall and moderate temperature range.
Autumn weather in Christmas Island
In the autumn months of September to November, the Island witnesses a slow rise in rainfall from a moderate 47mm (1.85") in September to a higher 148mm (5.83") in November. High temperatures start increasing from 27.2°C (81°F) in September to 28.2°C (82.8°F) by November, while the low temperatures hover between 23.2°C (73.8°F) to 23.8°C (74.8°F). The daylight hours gradually increase from 12 hours in September to 12.6 hours in November.
Winter weather in Christmas Island
The winter season, from December to February, brings the highest rainfall of the year to the Island. December starts with an average rainfall of 211mm (8.31"), climbing to the yearly ultimate of 348mm (13.7") in February. Despite the high rainfall, temperatures remain on the warmer side with highs of 28.7°C (83.7°F) to 28.9°C (84°F) and lows from 23.5°C (74.3°F) to 23.6°C (74.5°F). Simultaneously, daylight hours reach a maximum of 12.7 hours in December and January, offering ample daylight despite the prevalent wet conditions.
Weather in January
January weather in Christmas Island ushers in the new year with some distinct features. The tropical setting delivers a high temperature of 28.9°C (84°F), making the coasts inviting despite the relatively high amount of rainfall. Weather in January »
Weather in February
In February, Christmas Island experiences weather similar to January with minor shifts in the climatic pattern. The temperature continues its tropical trend, but residents and visitors must contend with the highest rainfall of the year. Weather in February »
Weather in March
Moving towards the tail-end of the wet season, March surfaces a few slight changes in the weather of Christmas Island. The volume of rainfall drops to 291mm (11.46"), reducing the overall wetness of this Pacific paradise. Although the rainfall dwindles compared to February, visitors need to pack the perfect blend of both summer and rain gear. Weather in March »
Weather in April
As the island transitions from the wet to the dry season, April offers a noticeably different weather pattern. Rainfall dramatically falls to 222mm (8.74"), leading to a significant decrease in the island's relative humidity. It also marks the beginning of a progressive decline in precipitation which will continue in the subsequent months. Weather in April »
Weather in May
May brings a marked change in Christmas Island's weather, with significant shifts in climatic features. Rainfall further decreases to 177mm (6.97") as the island enters the heart of the dry season. The weather transitions to more dry and sunny days, providing ideal conditions for outdoor activities and exploration. Weather in May »
Weather in June
June in Christmas Island continues the dry season trend with an ever-diminishing amount of rainfall. With a moderate 156mm (6.14") of rain, June symbolizes the transition between the first and second half of the year. The temperatures remain substantially constant, providing tourists with ample opportunities for beach activities. Weather in June »
Weather in July
July brings Christmas Island to the peak of the dry season, altering the island’s moisture content. This month records the lowest rainfall of only 97mm (3.82"), coming as a relief after the monsoon months. The reduction in rainfall leads to less cloudy skies, providing clearer views of the stars. Weather in July »
Weather in August
As August rolls in, Christmas Island retains its dry season weather characteristics. The rainfall dips even lower to 43mm (1.69"), resulting in an environment that's even drier than July. It marks one of the driest periods of the year, with less humidity and dampness. Weather in August »
Weather in September
Weather in September on Christmas Island begins to signal the end of the dry season. While maintaining low levels of precipitation, September experiences a slight increase in rainfall to 47mm (1.85"). The change in weather gradually reinstates lushness in the landscape. Weather in September »
Weather in October
October in Christmas Island denotes a transition period, marking the onset of the wet season. The island observes an increased level of precipitation with a total of 69mm (2.72") of rainfall. Natural habitats begin to come alive, virtually blooming overnight due to the increased moisture. Weather in October »
Weather in November
November on Christmas Island witnesses a marked shift towards the wet season's weather. Rainfall steadily escalates to reach a considerable 148mm (5.83"), much higher than the preceding months. This rainfall increase significantly refreshes the island’s flora and fauna populations. Weather in November »
Weather in December
As Christmas Island segues into December, the weather reverts to full wet season mode. A further increased rainfall to 211mm (8.31") is recorded for the month, second only to February. It mirrors weather conditions similar to the first quarter of the year, with a mix of warm and wet days. Weather in December »
[Resources]Frequently asked questions
How much does it rain in Christmas Island?
Throughout the year, there are 152 rainfall days, and 2101mm (82.72") of precipitation is accumulated.
What are the months with the highest UV index in Christmas Island?
The months with the highest UV index in Christmas Island are January through April, September through December, with an average maximum UV index of 12.
What is the wettest month in Christmas Island?
February is the month with the most rainfall. Rain falls for 14 days and accumulates 348mm (13.7") of precipitation.
What months are the sea warmest in Christmas Island?
The months with the warmest seawater are February through May, with an average sea temperature of 29°C (84.2°F).
What time of the year is the hottest in Christmas Island?
The yearly peak temperatures in Christmas Island, Christmas Island, occur in March and April, averaging a high-temperature of 29.2°C (84.6°F).
What month has the most sunshine in Christmas Island?
The month with the most sunshine in Christmas Island is March, with an average of 22h of sunshine.
What is the month with the shortest days in Christmas Island?
The month with the shortest days is June, with an average of 11h and 30min of daylight.
What are the months with the lowest UV index in Christmas Island?
The months with the lowest UV index in Christmas Island, Christmas Island, are June and July, with an average maximum UV index of 9.
What is the coldest time of year in Christmas Island?
The coldest month is August, with an average high-temperature of 27°C (80.6°F) and an average low-temperature of 23.2°C (73.8°F).
What is the driest month in Christmas Island?
The month with the least rainfall is August, when the rain falls for 10 days and typically collects 43mm (1.69") of precipitation.
What is the month with the coldest sea water in Christmas Island?
With an average sea temperature of 26°C (78.8°F), September is the month with the coldest seawater.
What is the month with the least sunshine in Christmas Island?
September has the least sunshine of the year in Christmas Island, with an average of 8h of sunshine.
When are the longest days in Christmas Island?
With an average of 12h and 42min of daylight, December has the longest days of the year.
Is there Daylight Saving Time (DST) in Christmas Island?
Christmas Island, Christmas Island, does not utilize Daylight Saving Time (DST). +07 timezone is used over the entire year.
Average temperature
Christmas Island, Christmas Island
The warmest months (with the highest average high temperature) are March and April (29.2°C).
The month with the lowest average high temperature is August (27°C).
The month with the highest average low temperature is May (24.8°C).
The coldest months (with the lowest average low temperature) are August and September (23.2°C).
Average rainfall
Christmas Island, Christmas Island
- Average rainfall in January:
293.6mm - Average rainfall in February:
348.4mm - Average rainfall in March:
290.9mm - Average rainfall in April:
221.8mm - Average rainfall in May:
176.7mm - Average rainfall in June:
155.8mm
- Average rainfall in July:
96.9mm - Average rainfall in August:
43.1mm - Average rainfall in September:
47mm - Average rainfall in October:
68.7mm - Average rainfall in November:
147.7mm - Average rainfall in December:
210.7mm
The wettest month (with the highest rainfall) is February (348.4mm).
The driest month (with the least rainfall) is August (43.1mm).
Average rainfall days
Christmas Island, Christmas Island
- Average rainfall days in January:
15 days - Average rainfall days in February:
14 days - Average rainfall days in March:
22 days - Average rainfall days in April:
14 days - Average rainfall days in May:
13 days - Average rainfall days in June:
12 days
- Average rainfall days in July:
10 days - Average rainfall days in August:
10 days - Average rainfall days in September:
8 days - Average rainfall days in October:
9 days - Average rainfall days in November:
12 days - Average rainfall days in December:
13 days
The month with the highest number of rainy days is March (22 days).
The month with the least rainy days is September (8 days).
Average sea temperature
Christmas Island, Christmas Island
The best months for swimming (with the highest average sea temperature) are February, March, April and May (29°C).
The coldest month (with the lowest average sea temperature) is September (26°C).
Average daylight / Average sunshine
Christmas Island, Christmas Island
- Average daylight in January:
12h and 4min - Average daylight in February:
12h and 2min - Average daylight in March:
12h and 1min - Average daylight in April:
11h and 5min - Average daylight in May:
11h and 4min - Average daylight in June:
11h and 3min
- Average daylight in July:
11h and 4min - Average daylight in August:
11h and 5min - Average daylight in September:
12h and 0min - Average daylight in October:
12h and 2min - Average daylight in November:
12h and 4min - Average daylight in December:
12h and 4min
The month with the longest days is December (Average daylight: 12h and 42min).
The month with the shortest days is June (Average daylight: 11h and 30min).
The month with the most sunshine is March (Average sunshine: 22h).
The month with the least sunshine is September (Average sunshine: 8h).
Average UV index
Christmas Island, Christmas Island
The months with the highest UV index are January, February, March, April, September, October, November and December (UV index 12).
The months with the lowest UV index are June and July (UV index 9).
Christmas Island, Christmas Island
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