Hanalei Water Temperature

Hanalei is a town close to Pacific Ocean. September is the month with the highest water temperature at 79.7°F / 26.5°C.
The coldest month is March with an average water temperature of 74.1°F / 23.4°C.
January is the driest at 2.1in / 53.4mm and March the wettest month with 4.3in / 108mm.
With an average air temperature of 73.9°F / 23.3°C, September is the warmest month in a year. February is the coldest with 67.3°F / 19.6°C average air temperature.
The Climate is described as tropical rainforest climate. Best time to Visit would be in April, May, June, July, August, September, October, November, December.

Hanalei Summary

Description Value
Current water temperature / 27 °C
Warmest Month Water Temperature: September with 79.7°F / 26.5°C
Coldest Month Water Temperature: March with 74.1°F / 23.4°C
Warmest Month Air Temperature: September with 73.9°F / 23.3°C
Coldest Month Air Temperature: February with 67.3°F / 19.6°C
Wettest Month: March with 4.3in / 108mm
Driest Month: January with 2.1in / 53.4mm
Highest Humidity December with 79.3%
Lowest Humidity March with 76.9%
Best Time to Visit: April, May, June, July, August, September, October, November, December
Climate Classification tropical rainforest climate

Hanalei water temperature by month

Pacific Ocean water temperature by month

Max. Water

Temperature (°F)

ø. Water

Temperature (°F)

Min. Water

Temperature (°F)

January

75.7 75 74.5

February

74.7 74.3 73.9

March

74.5 74.1 73.9

April

75.4 74.8 74.3

May

77.4 76.3 75.4

June

77.9 77.7 77.4

July

79 78.4 77.9

August

79.7 79.2 78.8

September

79.9 79.7 79.5

October

79.7 79.3 78.8

November

78.8 77.9 77.2

December

77.2 76.5 75.9

Pacific Ocean water temperature by month

Max. Water

Temperature (°C)

ø. Water

Temperature (°C)

Min. Water

Temperature (°C)

January

24.3 23.9 23.6

February

23.7 23.5 23.3

March

23.6 23.4 23.3

April

24.1 23.8 23.5

May

25.2 24.6 24.1

June

25.5 25.4 25.2

July

26.1 25.8 25.5

August

26.5 26.2 26

September

26.6 26.5 26.4

October

26.5 26.3 26

November

26 25.5 25.1

December

25.1 24.7 24.4
September is the month with the warmest water temperature at 79.7°F / 26.5°C. The month with the coldest is March with an average water temperature of 74.1°F / 23.4°C.

Hanalei weather today & 14-day weather forecast

Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Jul. 25
Broken clouds
78 °F
70°F
26 °C
21°C
3mph (4km/h)
east-northeast
0in (2mm)
35 %
77%
Jul. 26
Scattered clouds
80 °F
69°F
27 °C
20°C
2mph (4km/h)
east-northeast
0in (2mm)
35 %
79%
Jul. 27
Overcast clouds
80 °F
66°F
26 °C
19°C
2mph (3km/h)
east-northeast
0in (1mm)
30 %
77%
Jul. 28
Overcast clouds
79 °F
68°F
26 °C
20°C
2mph (3km/h)
east-northeast
0in (3mm)
55 %
80%
Jul. 29
Broken clouds
80 °F
68°F
27 °C
20°C
2mph (4km/h)
east-northeast
0in (2mm)
35 %
80%
Jul. 30
Scattered clouds
80 °F
69°F
27 °C
20°C
2mph (4km/h)
east-northeast
0in (1mm)
25 %
83%
Jul. 31
Broken clouds
79 °F
69°F
26 °C
21°C
3mph (4km/h)
east-northeast
0in (1mm)
25 %
75%
Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Aug. 01
Overcast clouds
78 °F
69°F
25 °C
21°C
3mph (5km/h)
east-northeast
0in (1mm)
20 %
73%
Aug. 02
Broken clouds
80 °F
69°F
27 °C
21°C
3mph (4km/h)
east-northeast
0in (2mm)
40 %
77%
Aug. 03
Scattered clouds
72 °F
68°F
22 °C
20°C
2mph (4km/h)
east-northeast
0in (2mm)
40 %
76%
Aug. 04
Few clouds
72 °F
67°F
22 °C
19°C
2mph (3km/h)
northeast
0in (1mm)
20 %
86%
Aug. 05
Broken clouds
71 °F
68°F
22 °C
20°C
2mph (3km/h)
east-northeast
0in (2mm)
40 %
84%
Aug. 06
Broken clouds
71 °F
68°F
22 °C
20°C
2mph (3km/h)
northeast
0in (2mm)
40 %
87%
Aug. 07
Broken clouds
80 °F
67°F
27 °C
19°C
2mph (4km/h)
northeast
0in (1mm)
30 %
83%
Aug. 08
Scattered clouds
80 °F
68°F
27 °C
20°C
2mph (3km/h)
northeast
0in (0mm)
10 %
81%
Aug. 09
Overcast clouds
79 °F
68°F
26 °C
20°C
1mph (2km/h)
east-northeast
0in (1mm)
20 %
83%

Hanalei weather by month / climate table

Max.

Temperature

°F

ø.

Temperature

°F

Min.

Temperature

(°F)

Precip.

(in)

Rainy Days

(d)

Rel. Humidity

(%)

January

72.9 68.2 64.6 2.1 1 77.1%

February

72.3 67.3 63.9 2.5 5 77.3%

March

72.7 67.3 64 4.3 12 76.9%

April

73.8 68.7 65.1 3.2 18 77.8%

May

76.3 70.7 66.6 3.2 13 77.7%

June

76.5 72.1 68.9 2.9 19 77.8%

July

78.1 73.2 70 2.7 21 78.6%

August

78.4 73.9 70.7 3.1 22 78.5%

September

78.3 73.9 70.7 2.9 20 78.4%

October

77.9 73.2 69.3 3.6 0 78.9%

November

76.3 71.4 68 3.7 12 79.2%

December

73.9 69.6 66.4 3.2 8 79.3%

Max.

Temperature

°C

ø.

Temperature

°C

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(d)

Rel. Humidity

(%)

January

22.7 20.1 18.1 53.4 1 77.1%

February

22.4 19.6 17.7 64.5 5 77.3%

March

22.6 19.6 17.8 108 12 76.9%

April

23.2 20.4 18.4 80.4 18 77.8%

May

24.6 21.5 19.2 82 13 77.7%

June

24.7 22.3 20.5 74.7 19 77.8%

July

25.6 22.9 21.1 69.3 21 78.6%

August

25.8 23.3 21.5 77.7 22 78.5%

September

25.7 23.3 21.5 72.8 20 78.4%

October

25.5 22.9 20.7 92.6 0 78.9%

November

24.6 21.9 20 94.8 12 79.2%

December

23.3 20.9 19.1 82 8 79.3%
The warmest avg. temperature is around 73.9°F / 23.3°C, September is the month with the highest temperature. February is the coolest with 67.3°F / 19.6°C average air temperature. January is the month with the min. precipitation of 2.1in / 53.4mm and March with the max. precipitation in a year with 4.3in / 108mm.

Activities & POI in Hanalei

Type of Activity List
Beach Hanalei Beach
Attraction Hanalei Pier
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