Lanai City
Hawaii, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Lanai City, HI

January, like December, is another pleasant winter month in Lanai City, Hawaii, with average temperature fluctuating between 59.7°F (15.4°C) and 72°F (22.2°C). With an average high-temperature of 72°F (22.2°C) and an average low-temperature of 59.7°F (15.4°C), January is the coldest month. Weather in January »
The last month of the winter, February, is also an agreeable month in Lanai City, Hawaii, with average temperature ranging between min 59.2°F (15.1°C) and max 72.9°F (22.7°C). In Lanai City, Hawaii, the average high-temperature in February is almost the same as in January - a still pleasant 72.9°F (22.7°C). Weather in February »

March, the first month of the spring, in Lanai City, is still a pleasant month, with temperature in the range of an average high of 72.9°F (22.7°C) and an average low of 60.3°F (15.7°C). In Lanai City, the average high-temperature remains equal as in February - a still agreeable 72.9°F (22.7°C). Weather in March »

April in Lanai City, Hawaii, is a warm spring month, with average temperature ranging between max 73.8°F (23.2°C) and min 61.3°F (16.3°C). In April, the average high-temperature is essentially the same as in March - a warm 73.8°F (23.2°C). Weather in April »

May, the last month of the spring, in Lanai City, is another warm month, with average temperature ranging between max 74.7°F (23.7°C) and min 62.1°F (16.7°C). In May, the average high-temperature is almost the same as in April - a still warm 74.7°F (23.7°C). Weather in May »

The first month of the summer, June, is still a warm month in Lanai City, Hawaii, with average temperature varying between 76.3°F (24.6°C) and 64.2°F (17.9°C). In Lanai City, the average high-temperature in June is almost the same as in May - a still warm 76.3°F (24.6°C). Weather in June »

July, like June, in Lanai City, Hawaii, is another warm summer month, with average temperature fluctuating between 76.8°F (24.9°C) and 65.3°F (18.5°C). In Lanai City, Hawaii, the average high-temperature in July is practically the same as in June - a still warm 76.8°F (24.9°C). Weather in July »

The last month of the summer, August, is also a moderately hot month in Lanai City, Hawaii, with average temperature varying between 66°F (18.9°C) and 78.1°F (25.6°C). In August, the average high-temperature is almost the same as in July - a still warm 78.1°F (25.6°C). Weather in August »

September, the first month of the autumn, in Lanai City, is also a moderately hot month, with temperature in the range of an average high of 78.4°F (25.8°C) and an average low of 65.8°F (18.8°C). With an average high-temperature of 78.4°F (25.8°C) and an average low-temperature of 65.8°F (18.8°C), September is the warmest month. Weather in September »

October, like September, in Lanai City, Hawaii, is another warm autumn month, with average temperature ranging between min 64.9°F (18.3°C) and max 77.4°F (25.2°C). In October, the average high-temperature is relatively the same as in September - a still moderately hot 77.4°F (25.2°C). Weather in October »

November, the last month of the autumn, in Lanai City, is also a moderately hot month, with temperature in the range of an average low of 63.7°F (17.6°C) and an average high of 75.7°F (24.3°C). In Lanai City, the average high-temperature in November is essentially the same as in October - a still moderately hot 75.7°F (24.3°C). Weather in November »

December, the first month of the winter, in Lanai City, is also a moderately hot month, with temperature in the range of an average high of 73.6°F (23.1°C) and an average low of 61.3°F (16.3°C). In December, the average high-temperature is essentially the same as in November - a still moderately hot 73.6°F (23.1°C). Weather in December »

What is the coldest month in Lanai City?

January is the coldest month, with an average high-temperature of 72°F (22.2°C) and an average low-temperature of 59.7°F (15.4°C).

How much does it rain in Lanai City?

Throughout the year, in Lanai City, there are 51.2 rainfall days, and 17.6" (447mm) of precipitation is accumulated.

What is the rainiest month in Lanai City?

The month with the most rainfall is January when the rain falls for 7.7 days and typically aggregates up to 4.4" (112mm) of precipitation.

What are the months with the coldest ocean in Lanai City?

January through April, with an average ocean temperature of 75.2°F (24°C), are months with the coldest seawater. Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 75.2°F (24°C) water may be enjoyable.

What is the month with the least sunshine in Lanai City?

Months with the least sunshine in Lanai City, Hawaii, are January, February, November and December, with an average of 7h of sunshine.

When are the longest days in Lanai City?

The month with the longest days in Lanai City is June, with an average of 13.4h of daylight.

What are the months with the most sunshine in Lanai City?

Months with the most sunshine in Lanai City are June through September, with an average of 9h of sunshine.

What are the months with the highest UV index in Lanai City?

June through August, with an average maximum UV index of 12, are months with the highest UV index in Lanai City, Hawaii.

What is the driest month in Lanai City?

The month with the least rainfall in Lanai City is August when the rain falls for 1.4 days and typically collects 0.1" (2mm) of precipitation.

What is the warmest month in Lanai City?

September is the warmest month in Lanai City, Hawaii, with an average high-temperature of 78.4°F (25.8°C) and an average low-temperature of 65.8°F (18.8°C).

What are the months with the warmest ocean in Lanai City?

September and October, with an average ocean temperature of 80.6°F (27°C), are months with the warmest seawater in Lanai City, Hawaii. For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

What is the month with the shortest days in Lanai City?

With an average of 10.9h of daylight, December has the shortest days of the year.

When is the lowest UV index in Lanai City?

With an average maximum UV index of 6, December is the month with the lowest UV index in Lanai City.
Average temperature - Lanai City, HI
Average rainfall - Lanai City, HI
Average rainfall days - Lanai City, HI

The month with the highest number of rainy days is December (7.8 days).
The month with the lowest number of rainy days is June (1.1 days).

Average sea temperature - Lanai City, HI

Best months for swimming (with the highest average sea temperature) are September and October (81°F).
Coldest months (with the lowest average sea temperature) are January, February, March and April (75°F).

Average daylight / Average sunshine - Lanai City, HI

The month with the longest days is June (Average daylight: 13.4h).
The month with shortest days is December (Average daylight: 10.9h).

Months with most sunshine are June, July, August and September (Average sunshine: 9h).
Months with least sunshine are January, February, November and December (Average sunshine: 7).