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Contents
- The climate of Kihei
- The best time to visit Kihei
- The worst time to visit Kihei
- Spring weather in Kihei
- Summer weather in Kihei
- Autumn weather in Kihei
- Winter weather in Kihei
- 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 pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average sea temperature
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Kihei
Sitting under the Köppen climate classification of Af, Kihei in Hawaii, USA, falls predominantly under the category of a tropical rainforest climate. This southeastern region of Maui is known for its constant temperature ranges throughout the year, coupled with significant rainfall periods. The year-round balmy weather, characteristic of tropical climates, swings from temperatures as low as 70.7°F (21.5°C) to a soaring high of 79.9°F (26.6°C). Despite this mostly consistent range, there is the slightest shift in temperature between seasons, evident in the slight dip in February and the peak warmth experienced in August.
Wind speeds range from 10.4mph (16.7km/h) to as high as 13.6mph (21.9km/h), with the most gusty periods being from June to August. A similar trend is observed with rainfall, the highest amounts being poured down in March and December accounting to 0.87in each, while the driest periods are from May to July, with rainfall recorded at as low as 0.2in in June. However, the number of rainy days doesn't go above 11.9 across the year, suggesting brief but significant downpours.
Relative humidity remains consistent, generally hovering between 74% to 76% throughout the year. It's important to note that this doesn't change significantly, staying firmly within the mid-70s. This combined with a continuous sea temperature that stays within 75.6°F (24.2°C) to 80°F (26.7°C) creates a quintessential tropical setting. Additionally, the mean daylight length tends to peak at 13.4 hours during June and touches its lowest at 10.9 hours in December, effectively influencing the hours for sunshine that fluctuates between 7 to 11.5 hours.
Wind speeds range from 10.4mph (16.7km/h) to as high as 13.6mph (21.9km/h), with the most gusty periods being from June to August. A similar trend is observed with rainfall, the highest amounts being poured down in March and December accounting to 0.87in each, while the driest periods are from May to July, with rainfall recorded at as low as 0.2in in June. However, the number of rainy days doesn't go above 11.9 across the year, suggesting brief but significant downpours.
Relative humidity remains consistent, generally hovering between 74% to 76% throughout the year. It's important to note that this doesn't change significantly, staying firmly within the mid-70s. This combined with a continuous sea temperature that stays within 75.6°F (24.2°C) to 80°F (26.7°C) creates a quintessential tropical setting. Additionally, the mean daylight length tends to peak at 13.4 hours during June and touches its lowest at 10.9 hours in December, effectively influencing the hours for sunshine that fluctuates between 7 to 11.5 hours.
The best time to visit Kihei
When considering the array of climatic elements, the best period to set foot in Kihei would arguably be the transition mid-year months stretching from late April to early July. During these periods, the weather is typically dry with rainfall being at its minimum, a slight relief from the standard tropical humid environment. Furthermore, with temperature highs just a tad under the 80s°F and lows in the early 70s°F, the climatic conditions during these months make for a perfect setting for beach activities, marine explorations, and other outdoor recreational activities. Moreover, sea temperatures hover between 77.3°F (25.2°C) to 78.5°F (25.8°C), ideal for those looking to indulge in water sports.
The worst time to visit Kihei
Despite its tropical allure, the months of March and December in Kihei might be less inviting to some visitors. These months record the highest rainfall at 0.87in with the most rainy days, which could limit outdoor activities and dampen the experience. Additionally, the temperatures during these months go down to short of chilly 70.7°F (21.5°C), which might not sit preferable with some.
Spring weather in Kihei
Spring months in Kihei, lasting from March to May, usher in the mix of pleasant temperatures, vibrant flora, and moderate precipitation. During this time, temperatures range from 70.7°F (21.5°C) to 77°F (25°C), providing a comfortable environment for inhabitants and tourists alike. The rainfall decreases steadily from 0.87in in March to 0.43in in May, with respective rainy days reducing also.
Summer weather in Kihei
The summer season in Kihei, stretching from June to August, is characterized by temperatures reaching the peak highs for the year - from 77.9°F (25.5°C) in June to 79.9°F (26.6°C) in August. The area experiences less rainfall during these months, making it an ideal time for beach related activities, although this is also when winds are at their strongest.
Autumn weather in Kihei
The autumn season in Kihei, from September to November, experiences a distinctive decline in the high temperature values, slumping from 79.3°F (26.3°C) to a comfortable 77.7°F (25.4°C). Rainfall begins to pick up from as low as 0.39in in September to a considerable 0.51in in November, bringing with it a slight increase in humidity.
Winter weather in Kihei
Winter months in Kihei, December to February, bear witness to the coldest temperatures of the year. The temperatures during this season vary from 70.7°F (21.5°C) to 75.7°F (24.3°C), and it’s also the time of the peak rainfall with December accounting for 0.87in. Despite this, the wintry sun still shines bright for around 7 hours per day throughout this season, offering a unique tropical winter experience.
Weather in January
Kihei, Hawaii welcomes the year with mild and comfortable weather. January marks the transition from Hawaii's winter temperatures to a warmer climate. With the lowest rainfall at 0.55" (14mm), it is the driest month, providing more opportunities for outdoor activities. Weather in January »
Weather in February
February experiences slight changes in Kihei's weather, leaning towards slightly cooler temperatures. Notice a soothing decrease in the sea temperature, making beach visits even more pleasurable. This month brings an increase in rainfall to 0.75" (19mm), accompanying the slight chill in the climate. Weather in February »
Weather in March
March in Kihei, Hawaii, is characterized by an incremental incline in temperatures, indicating the approaching summer. Recorded rainfall reaches a peak for the year, with 0.87" (22mm). Despite this increase in precipitation, the sun shines brightly, punctuating the ski with days of clear visibility. Weather in March »
Weather in April
April is a pleasant month, presenting Kihei with relaxed and enjoyable weather conditions. Notably, rainfall decreases to 0.63" (16mm), establishing a balance between sunny and wet conditions. The climate grows milder while maintaining comfortable humidity, making this month an excellent choice for vacationers. Weather in April »
Weather in May
The weather in Kihei during May subtly shifts towards warmer conditions as summer approaches. A notable decrease in precipitation to only 0.43" (11mm) shrinks chances of rainfall interruptions during outdoor explorations. Kihei's unique topography begins to shine under the increasing sunshine hours, inviting nature lovers to admire the scenic landscapes. Weather in May »
Weather in June
June features typical summer weather, marking the arrival of warm and sunny days in Kihei, Hawaii. Witnessing mere 0.2" (5mm) of rainfall, June is a particularly dry month, enabling uninterrupted outdoor adventures. Delight in the gorgeous sunrises and sunsets painting the sky as daylight reaches its peak. Weather in June »
Weather in July
Kihei’s weather showcases its sunniest and warmest phase in July. The seventh month witnesses a slight increase in rainfall at 0.39" (10mm), yet maintains its characteristic sunny disposition. The warm sea temperature invites travelers to participate in various water activities such as snorkeling, swimming, and paddleboarding. Weather in July »
Weather in August
August continues the warm and sunny trend in Kihei, offering a summertime vibe with the highest sea temperature at 79.4°F (26.3°C). Despite being one of the warmest months of the year, the presence of a steady, light breeze provides a refreshing balance. Weather in August »
Weather in September
September in Kihei marks the transition from summer to autumn, mirrored in a subtle shift in weather. Though there is a modest increase in rainfall to 0.39" (10mm), September still allows numerous opportunities for outdoor activities. Weather in September »
Weather in October
In October, Kihei, Hawaii, starts to cool down, guiding the weather towards autumnal tranquility. The increase in rainfall to 0.55" (14mm) brings a freshness to the air, adorning the cityscape with vibrant fall colors. The charm of October lies in the balance between sunny days and mild rains, offering a refreshing autumn breeze. Weather in October »
Weather in November
November exhibits mildly cooler temperatures, making it an ideal month for visitors who prefer to avoid scorching heat. As the rainfall declines slightly to 0.51" (13mm), November retains a balance between sun and showers. The steadily lowering temperatures pair well with the cool ocean, providing a perfect setting for seaside picnics or boat rides. Weather in November »
Weather in December
December in Kihei, Hawaii, presents a mild winter weather, enjoying cooler temperatures and an increase in rainfall to 0.87" (22mm). Despite the increase in showers, the month still celebrates a fair share of sunny days, glistening the Island with a warm glow. Weather in December »
Updated: Jun 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the least humid month?
January and February, with an average relative humidity of 74%, are the least humid months.
How many days does it rain?
In Kihei, Hawaii, during the entire year, the rain falls for 103.4 days and collects up to 6.57" (167mm) of precipitation.
What are the months with the lowest UV index in Kihei?
January through June, November and December, with an average maximum UV index of 6, are months with the lowest UV index.
What time of the year is the coldest in Kihei?
February, with its high-temperature average of 73.9°F (23.3°C) and a low-temperature average of 70.7°F (21.5°C), is the coldest month in Kihei.
What is the wettest month?
The wettest months are March and December, with an average 0.87" (22mm) of rainfall.
What month is the ocean coldest?
The month with the coldest seawater is March, with an average ocean temperature of 75.7°F (24.3°C).
What is the driest month?
June is the month with the least rainfall. Rain falls for 6.6 days and accumulates 0.2" (5mm) of precipitation.
When are the longest days?
June has the longest days of the year in Kihei, with an average of 13h and 24min of daylight.
What month has the most sunshine?
With an average of 11.5h of sunshine, June has the most sunshine of the year.
What are the most humid months?
July and August, with an average relative humidity of 76%, are most humid months.
What is the month with the highest UV index?
July through October, with an average maximum UV index of 7, are months with the highest UV index.
What is the hottest time of year in Kihei?
September is the warmest month of the year, registering average temperatures as high as 79.9°F (26.6°C) and as low as 76.1°F (24.5°C).
When is the ocean warmest?
The month with the warmest seawater is September, with an average ocean temperature of 80.1°F (26.7°C).
What is the month with the shortest days?
December has the shortest days of the year, with an average of 10h and 54min of daylight.
Is there Daylight Saving Time (DST)?
Kihei does not utilize Daylight Saving Time (DST). HST timezone is used over the entire year.
What is the month with the least sunshine?
December has the least sunshine of the year, with an average of 7h of sunshine.
Average temperature
Kihei, HI
The warmest month (with the highest average high temperature) is September (79.9°F).
The month with the lowest average high temperature is February (73.9°F).
The month with the highest average low temperature is October (76.5°F).
The coldest months (with the lowest average low temperature) are February and March (70.7°F).
Average pressure
Kihei, HI
- Average pressure in January:
30"Hg - Average pressure in February:
30.01"Hg - Average pressure in March:
30.04"Hg - Average pressure in April:
30.05"Hg - Average pressure in May:
30.04"Hg - Average pressure in June:
30.03"Hg
- Average pressure in July:
30"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
29.97"Hg - Average pressure in October:
29.97"Hg - Average pressure in November:
30"Hg - Average pressure in December:
29.99"Hg
The month with the highest atmospheric pressure is April (30.05"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).
Average wind speed
Kihei, HI
- Average wind speed in January:
10.4mph - Average wind speed in February:
11.4mph - Average wind speed in March:
12.4mph - Average wind speed in April:
12.6mph - Average wind speed in May:
11.7mph - Average wind speed in June:
13.6mph
- Average wind speed in July:
13.5mph - Average wind speed in August:
13.4mph - Average wind speed in September:
11.9mph - Average wind speed in October:
11.4mph - Average wind speed in November:
12.9mph - Average wind speed in December:
11.7mph
The windiest month (with the highest average wind speed) is June (13.6mph).
The calmest month (with the lowest average wind speed) is January (10.4mph).
Average humidity
Kihei, HI
The months with the highest relative humidity are July and August (76%).
The months with the lowest relative humidity are January and February (74%).
Average rainfall
Kihei, HI
- Average rainfall in January:
0.55" - Average rainfall in February:
0.75" - Average rainfall in March:
0.87" - Average rainfall in April:
0.63" - Average rainfall in May:
0.43" - Average rainfall in June:
0.2"
- Average rainfall in July:
0.39" - Average rainfall in August:
0.43" - Average rainfall in September:
0.39" - Average rainfall in October:
0.55" - Average rainfall in November:
0.51" - Average rainfall in December:
0.87"
The wettest months (with the highest rainfall) are March and December (0.87").
The driest month (with the least rainfall) is June (0.2").
Average rainfall days
Kihei, HI
- Average rainfall days in January:
8.8 days - Average rainfall days in February:
8.5 days - Average rainfall days in March:
11.9 days - Average rainfall days in April:
8.1 days - Average rainfall days in May:
8.3 days - Average rainfall days in June:
6.6 days
- Average rainfall days in July:
8.5 days - Average rainfall days in August:
8.7 days - Average rainfall days in September:
8.1 days - Average rainfall days in October:
9 days - Average rainfall days in November:
7.7 days - Average rainfall days in December:
9.2 days
The month with the highest number of rainy days is March (11.9 days).
The month with the least rainy days is June (6.6 days).
Average sea temperature
Kihei, HI
The best month for swimming (with the highest average sea temperature) is September (80°F).
The coldest month (with the lowest average sea temperature) is March (75.6°F).
Average daylight / Average sunshine
Kihei, HI
- Average daylight in January:
11h and 0min - Average daylight in February:
11h and 3min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 4min - Average daylight in May:
13h and 1min - Average daylight in June:
13h and 2min
- Average daylight in July:
13h and 1min - Average daylight in August:
12h and 5min - Average daylight in September:
12h and 1min - Average daylight in October:
11h and 4min - Average daylight in November:
11h and 1min - Average daylight in December:
10h and 5min
The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).
- Average sunshine in January:
8h and 4min - Average sunshine in February:
8h and 5min - Average sunshine in March:
8h and 4min - Average sunshine in April:
9h and 1min - Average sunshine in May:
11h and 0min - Average sunshine in June:
11h and 3min
- Average sunshine in July:
11h and 1min - Average sunshine in August:
9h and 1min - Average sunshine in September:
9h and 4min - Average sunshine in October:
8h and 1min - Average sunshine in November:
7h and 1min - Average sunshine in December:
7h and 0min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days
Kihei, HI
- Average sunshine days in January:
19.3 days - Average sunshine days in February:
16.6 days - Average sunshine days in March:
15.2 days - Average sunshine days in April:
17.5 days - Average sunshine days in May:
18.5 days - Average sunshine days in June:
19.9 days
- Average sunshine days in July:
16 days - Average sunshine days in August:
15.8 days - Average sunshine days in September:
17.3 days - Average sunshine days in October:
17.1 days - Average sunshine days in November:
17.4 days - Average sunshine days in December:
17.7 days
The month with the most sunshine days is June (19.9 days).
The month with the least sunshine days is March (15.2 days).
Average UV index
Kihei, HI
The months with the highest UV index are July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, November and December (UV index 6).
Average cloud cover
Kihei, HI
The month with the most cloud cover is March (Cloud cover 30).
The months with the least cloud cover are June and September (Cloud cover 21).
Average visibility
Kihei, HI
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Kihei, Hawaii, USA
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