Hanalei, Kauai climate guide

Temperature in Hanalei, Kauai (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
25°C maximum daytime temperature in January in Hanalei, Kauai25
25°C maximum daytime temperature in February in Hanalei, Kauai25
25°C maximum daytime temperature in March in Hanalei, Kauai25
26°C maximum daytime temperature in April in Hanalei, Kauai26
27°C maximum daytime temperature in May in Hanalei, Kauai27
28°C maximum daytime temperature in June in Hanalei, Kauai28
29°C maximum daytime temperature in July in Hanalei, Kauai29
29°C maximum daytime temperature in August in Hanalei, Kauai29
29°C maximum daytime temperature in September in Hanalei, Kauai29
28°C maximum daytime temperature in October in Hanalei, Kauai28
27°C maximum daytime temperature in November in Hanalei, Kauai27
26°C maximum daytime temperature in December in Hanalei, Kauai26
Min temperature (night-time)
18°C minimum night-time temperature in January in Hanalei, Kauai18
18°C minimum night-time temperature in February in Hanalei, Kauai18
19°C minimum night-time temperature in March in Hanalei, Kauai19
20°C minimum night-time temperature in April in Hanalei, Kauai20
21°C minimum night-time temperature in May in Hanalei, Kauai21
22°C minimum night-time temperature in June in Hanalei, Kauai22
23°C minimum night-time temperature in July in Hanalei, Kauai23
23°C minimum night-time temperature in August in Hanalei, Kauai23
23°C minimum night-time temperature in September in Hanalei, Kauai23
22°C minimum night-time temperature in October in Hanalei, Kauai22
21°C minimum night-time temperature in November in Hanalei, Kauai21
19°C minimum night-time temperature in December in Hanalei, Kauai19
Sea temperature
24°C sea temperature in January in Hanalei, Kauai24
24°C sea temperature in February in Hanalei, Kauai24
24°C sea temperature in March in Hanalei, Kauai24
24°C sea temperature in April in Hanalei, Kauai24
25°C sea temperature in May in Hanalei, Kauai25
25°C sea temperature in June in Hanalei, Kauai25
26°C sea temperature in July in Hanalei, Kauai26
26°C sea temperature in August in Hanalei, Kauai26
27°C sea temperature in September in Hanalei, Kauai27
27°C sea temperature in October in Hanalei, Kauai27
26°C sea temperature in November in Hanalei, Kauai26
25°C sea temperature in December in Hanalei, Kauai25

Sunshine & Daylight in Hanalei, Kauai

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
6 hours of sunshine per day (53% of daylight hours) in January in Hanalei, Kauai6
7 hours of sunshine per day (57% of daylight hours) in February in Hanalei, Kauai7
7 hours of sunshine per day (56% of daylight hours) in March in Hanalei, Kauai7
7 hours of sunshine per day (54% of daylight hours) in April in Hanalei, Kauai7
8 hours of sunshine per day (61% of daylight hours) in May in Hanalei, Kauai8
8 hours of sunshine per day (62% of daylight hours) in June in Hanalei, Kauai8
8 hours of sunshine per day (63% of daylight hours) in July in Hanalei, Kauai8
9 hours of sunshine per day (67% of daylight hours) in August in Hanalei, Kauai9
8 hours of sunshine per day (66% of daylight hours) in September in Hanalei, Kauai8
7 hours of sunshine per day (59% of daylight hours) in October in Hanalei, Kauai7
6 hours of sunshine per day (50% of daylight hours) in November in Hanalei, Kauai6
5 hours of sunshine per day (49% of daylight hours) in December in Hanalei, Kauai5
Daily hours of daylight
11 hours of daylight per day in January in Hanalei, Kauai11
11 hours of daylight per day in February in Hanalei, Kauai11
12 hours of daylight per day in March in Hanalei, Kauai12
13 hours of daylight per day in April in Hanalei, Kauai13
13 hours of daylight per day in May in Hanalei, Kauai13
13 hours of daylight per day in June in Hanalei, Kauai13
13 hours of daylight per day in July in Hanalei, Kauai13
13 hours of daylight per day in August in Hanalei, Kauai13
12 hours of daylight per day in September in Hanalei, Kauai12
12 hours of daylight per day in October in Hanalei, Kauai12
11 hours of daylight per day in November in Hanalei, Kauai11
11 hours of daylight per day in December in Hanalei, Kauai11

Rainfall in Hanalei, Kauai

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
15 days with some rainfall in January in Hanalei, Kauai15
13 days with some rainfall in February in Hanalei, Kauai13
16 days with some rainfall in March in Hanalei, Kauai16
18 days with some rainfall in April in Hanalei, Kauai18
16 days with some rainfall in May in Hanalei, Kauai16
15 days with some rainfall in June in Hanalei, Kauai15
18 days with some rainfall in July in Hanalei, Kauai18
17 days with some rainfall in August in Hanalei, Kauai17
15 days with some rainfall in September in Hanalei, Kauai15
18 days with some rainfall in October in Hanalei, Kauai18
18 days with some rainfall in November in Hanalei, Kauai18
16 days with some rainfall in December in Hanalei, Kauai16
Average monthly rainfall (mm)
176 mm monthly rainfall in January in Hanalei, Kauai176
158 mm monthly rainfall in February in Hanalei, Kauai158
178 mm monthly rainfall in March in Hanalei, Kauai178
157 mm monthly rainfall in April in Hanalei, Kauai157
130 mm monthly rainfall in May in Hanalei, Kauai130
112 mm monthly rainfall in June in Hanalei, Kauai112
147 mm monthly rainfall in July in Hanalei, Kauai147
145 mm monthly rainfall in August in Hanalei, Kauai145
144 mm monthly rainfall in September in Hanalei, Kauai144
168 mm monthly rainfall in October in Hanalei, Kauai168
255 mm monthly rainfall in November in Hanalei, Kauai255
206 mm monthly rainfall in December in Hanalei, Kauai206

More climate for Hanalei, Kauai

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 7 (High) in January in Hanalei, Kauai7
UV (maximum) index 9 (Very High) in February in Hanalei, Kauai9
UV (maximum) index 10 (Very High) in March in Hanalei, Kauai10
UV (maximum) index 11 (Extreme) in April in Hanalei, Kauai11
UV (maximum) index 11 (Extreme) in May in Hanalei, Kauai11
UV (maximum) index 11 (Extreme) in June in Hanalei, Kauai11
UV (maximum) index 11+ (Extreme) in July in Hanalei, Kauai11
UV (maximum) index 11+ (Extreme) in August in Hanalei, Kauai11
UV (maximum) index 11 (Extreme) in September in Hanalei, Kauai11
UV (maximum) index 9 (Very High) in October in Hanalei, Kauai9
UV (maximum) index 7 (High) in November in Hanalei, Kauai7
UV (maximum) index 6 (High) in December in Hanalei, Kauai6
Heat & Humidity
Low heat & humidity in January in Hanalei, KauaiL
Low heat & humidity in February in Hanalei, KauaiL
Low heat & humidity in March in Hanalei, KauaiL
Low heat & humidity in April in Hanalei, KauaiL
Moderate heat & humidity in May in Hanalei, KauaiM
Moderate heat & humidity in June in Hanalei, KauaiM
Moderate heat & humidity in July in Hanalei, KauaiM
High heat & humidity in August in Hanalei, KauaiH
High heat & humidity in September in Hanalei, KauaiH
Moderate heat & humidity in October in Hanalei, KauaiM
Moderate heat & humidity in November in Hanalei, KauaiM
Low heat & humidity in December in Hanalei, KauaiL

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

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The climate guide for Hanalei, Kauai, Hawaii shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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