Annual mean 24°C · wettest around March · prevailing wind NE
Warmest
28.7 °C
Coldest
24.2 °C
Wettest
14%
Windiest
6.5 m/s
Prevailing
NE
5.6 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Kapaa over the whole year is 24°C. August is the hottest month, with highs of about 29°C; February is the coldest, with lows of about 20°C. Kapaa has no sharply defined rainy season: the chance of rain on a given day runs from 8% in August, the driest month, to 14% in March, the wettest. Winds in Kapaa are highest in July, averaging 5.3 m/s (19 km/h), and lightest in January, at 4.1 m/s (15 km/h). The prevailing wind is from the NE. The clearest skies in Kapaa come in January, when the sky is typically 48% covered; July is the cloudiest month, at 60%.
Month by month Kapaa climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
25°C
20°C
25°C
10%
48%
4.1 m/s
82
60
26
February
25°C
20°C
24°C
13%
53%
4.7 m/s
84
45
38
March
25°C
21°C
24°C
14%
56%
4.8 m/s
81
49
33
April
25°C
22°C
26°C
13%
58%
4.8 m/s
76
61
21
May
26°C
23°C
27°C
11%
57%
4.8 m/s
63
73
11
June
27°C
24°C
28°C
9%
56%
4.9 m/s
45
80
5
July
28°C
25°C
29°C
9%
60%
5.3 m/s
27
79
2
August
29°C
25°C
30°C
8%
54%
4.9 m/s
16
80
1
September
28°C
24°C
30°C
9%
50%
4.6 m/s
14
81
1
October
28°C
23°C
29°C
12%
50%
4.2 m/s
30
79
4
November
27°C
23°C
27°C
11%
51%
4.7 m/s
53
68
13
December
25°C
21°C
26°C
13%
52%
4.6 m/s
69
59
24
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Kapaa weather by season
Year round, Kapaa has days of about 25°C at their warmest in February, its coolest month, and 29°C in August, its warmest; the coolest hours of the day run from 20°C to 25°C through the year, and the average temperature over the year is 24°C around the clock. Rain is most likely around March and least likely around August. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Kapaa weather in winterDecember to February
High 25°CLow 21°CRain 12%
Winter in Kapaa has typical daily highs of about 25°C and lows of about 21°C, with a 12% chance of rain on a given day.
Kapaa weather in springMarch to May
High 25°CLow 22°CRain 13%
Spring in Kapaa has typical daily highs of about 25°C and lows of about 22°C, with a 13% chance of rain on a given day.
Kapaa weather in summerJune to August
High 28°CLow 25°CRain 9%
Summer in Kapaa has typical daily highs of about 28°C and lows of about 25°C, with a 9% chance of rain on a given day.
Kapaa weather in autumnSeptember to November
High 28°CLow 24°CRain 11%
Autumn in Kapaa has typical daily highs of about 28°C and lows of about 24°C, with a 11% chance of rain on a given day.
When is the rainy season in Kapaa?
Kapaa has no sharply defined rainy season: the chance of rain on a given day runs from 8% in August, the driest month, to 14% in March, the wettest.
What time of year is Kapaa windiest?
Winds in Kapaa are highest in July, averaging 5.3 m/s (19 km/h), and lightest in January, at 4.1 m/s (15 km/h). The prevailing wind is from the NE.
What is the average temperature in Kapaa year round?
The average temperature in Kapaa over the whole year is 24°C. August is the hottest month, with highs of about 29°C; February is the coldest, with lows of about 20°C.