Weather StoryAlmanac, microseasons, and the day's weather story.

Weather in Captain Cook, Hawaii

Flowers spill across the islands. Day 59 of spring. Read this microseason across nine climate regions →

Captain Cook, HI
Sunday, May 17 at 3:44 AM
72
°
Clear
Feels like
78°
Humidity
83%
Wind
3 mph
Sunrise
5:47 AM
Sunset
6:52 PM
Captain Cook, HI
Hour by hour · 24h
69°
5p
68°
6p
67°
7p
65°
8p
65°
9p
65°
10p
65°
11p
65°
12a
65°
1a
66°
2a
65°
3a
66°
4a
65°
5a
65°
6a
68°
7a
70°
8a
71°
9a
73°
10a
75°
11a
74°
12%
12p
73°
28%
1p
75°
41%
2p
74°
49%
3p
73°
53%
4p
L 65°H 75°
Captain Cook, HI
7-day forecast
  1. Today
    May 16
    Light Drizzle
    79°66°
  2. Sunday
    May 17
    Drizzle
    35%
    76°66°
  3. Monday
    May 18
    Light Drizzle
    69%
    75°67°
  4. Tuesday
    May 19
    Light Drizzle
    88%
    74°66°
  5. Wednesday
    May 20
    Light Drizzle
    96%
    75°67°
  6. Thursday
    May 21
    Light Drizzle
    90%
    73°64°
  7. Friday
    May 22
    Light Drizzle
    79%
    72°62°
Captain Cook, HI
Anemometer · 24h winds · from true
NESW
From · True
WSW
238° · veering 142°
Direction
WSW
238°
Sustained
3
mph
Gust
14
mph
Peak 24h
18
avg 3
Beaufort · 1 · LIGHT AIR
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 3 · pk 18 @ 12:00p
−24h−18h−12h−6hnow
Light breeze veering 142° from the wsw.
Captain Cook, HI
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
933.6
-1.9 mb in 3h · falling · 27.57 inHg
Now
933.6
mb
3h
-1.9
mb
12h
-0.2
mb
24h
+1.9
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 932936
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Captain Cook, HI
Air quality
30
AQI
Good
PM 2.5
3.2 μg/m³
PM 10
4.8 μg/m³
NO₂
0.4 μg/m³
Ozone
59.0 μg/m³
UV Index
0.5 Low
Captain Cook, HI
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
3:25 PM
Sunrise
5:47 AM
Daylight
13h 05m
Sunset
6:52 PM
Civil dusk
5:17 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Captain Cook, HI
The moon
New Moon
0% illuminated
Moonrise
4:24 PM
Moonset
5:17 AM
In sign
♊︎ Gemini
Captain Cook, HI
Microseason · 28 of 72
May 16–20

Flowers spill across the islands

bird
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Captain Cook at a glance

  • Today vs. normal: 20°F below the seasonal normal for this latitude
  • Last frost: December 14 (climatological average for this latitude)
  • Microseason: 28 of 72, May 16–20
  • Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.

Right now in the garden

Peak growing season

As of May 17, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.

ZIP codes in Captain Cook

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.