World Resorts USA Kauai Weather

Kauai weather in August

Weather in Kauai: August

Average day temperature: 79.7°F
Average night temperature: 75.8°F
Sea water temperature: 79.8°F
Number of sunny days: 0 days
Day length: 12.6 - 13.1 hours
Number of rainy days: 0 days
Precipitation totals: 0.5 in.

Air temperature in August, °F

Show year:
2024
2023
2022
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3
5
7
9
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13
15
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19
21
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25
27
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31
0
14
28
42
56
70
84
98
Day temperature   
Night temperature

The highest day temperature during August of 2024 was 82°F. At the same time the lowest night temperature was 71°F. Daily and nightly averages during August were 80.3°F and 74.0°F.

Sea water temperature in Kauai in August, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
73
75
77
79
81
83
85

The average sea water temperature in August of 2024 was 78.6°F. The highest and lowest sea temperatures during the month were 79.2°F and 77.9°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
39%
61%

Mostly all days in August are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in August, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.3
0.6
0.9
1.2
1.5
1.8
2.1
1.1
1.1
1.7
1.2
1.1
1.1
1.7
1.2

Precipitation total value in Kauai in August is 0.5 in. Other months of the year show relatively similar values.

Wind speed in August, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
2.0
4.1
6.1
8.1
10.2
12.2
14.2
9.2
10.5
8.7
10.4
11.9
10.8
10.3
10.3
10.6
10.2
8.8
9.2
10.5
8.7
10.4
10.9
11.9
10.8
10.3
10.3
10.6
10.2
8.8

The average wind speed value in August is 10.9 mph It makes August one of the most windy months of the year.

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.0
2.0
2.9
3.9
4.9
5.9
6.8
4.5
4.5
4.9
5.5
4.7
5.7
4.8
4.4
4.9
5.0
5.4
4.5
4.5
4.9
5.5
5.1
4.7
5.7
4.8
4.4
4.9
5.0
5.4

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 5.1.

Best time for vacation in Kauai

Sunniest months:
January 6 days
December 5 days
February 4 days
Warmest months:
September 80.2 °F
August 79.7 °F
July 79.1 °F
Warmest sea temp:
September 80.4 °F
October 80.3 °F
August 79.7 °F
Coldest months:
February 73.9 °F
March 74.2 °F
January 74.7 °F
Rainiest months:
March 2 days
January 2 days
November 1 day
Windiest months:
July 11.9 mph
August 10.9 mph
June 10.8 mph

Kauai on a weather map

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Places in USA:
Name
°F
+46°F
+54°F
+75°F
+75°F
+73°F
+79°F
+81°F
+50°F
+90°F
+75°F
+50°F
+88°F
+91°F
+54°F
+43°F
24 Hours Forecast
Kauai
Local time: 07:58
April 06, sunday
0900
75°F
SW
13 mph
1200
77°F
W
11 mph
1500
79°F
W
12 mph
1800
75°F
W
12 mph
2100
73°F
SW
14 mph
April 07, monday
0000
73°F
SW
13 mph
0300
70°F
SW
11 mph
0600
72°F
SW
11 mph
Units of measurement: °C / °F