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

Weather in Kahaluu, Hawaii

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

Kahaluu, HI
Sunday, May 17 at 5:23 AM
72
°
Light Drizzle
Feels like
78°
Humidity
98%
Wind
7 mph
Sunrise
5:52 AM
Sunset
7:03 PM
Kahaluu, HI
Hour by hour · 24h
70°
97%
7p
71°
98%
8p
71°
99%
9p
70°
98%
10p
71°
92%
11p
71°
76%
12a
71°
54%
1a
71°
37%
2a
71°
30%
3a
70°
28%
4a
69°
29%
5a
68°
32%
6a
70°
38%
7a
74°
47%
8a
75°
63%
9a
74°
83%
10a
74°
98%
11a
76°
100%
12p
78°
100%
1p
74°
100%
2p
74°
100%
3p
73°
100%
4p
73°
100%
5p
73°
100%
6p
L 68°H 78°
Kahaluu, HI
7-day forecast
  1. Today
    May 16
    Heavy Drizzle
    100%
    78°72°
  2. Sunday
    May 17
    Drizzle
    91%
    80°72°
  3. Monday
    May 18
    Heavy Drizzle
    80%
    79°72°
  4. Tuesday
    May 19
    Drizzle
    76%
    80°72°
  5. Wednesday
    May 20
    Heavy Drizzle
    98%
    78°71°
  6. Thursday
    May 21
    Drizzle
    96%
    78°72°
  7. Friday
    May 22
    Drizzle
    84%
    76°71°
Kahaluu, HI
Anemometer · 24h winds · from true
NESW
From · True
E
087° · veering 7°
Direction
E
087°
Sustained
7
mph
Gust
18
mph
Peak 24h
23
avg 6
Beaufort · 2 · LIGHT BRZ
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 6 · pk 23 @ 11:00a
−24h−18h−12h−6hnow
Light breeze veering 7° from the e.
Kahaluu, HI
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1015.0
-0.5 mb in 3h · steady · 29.97 inHg
Now
1015.0
mb
3h
-0.5
mb
12h
+1.0
mb
24h
+2.3
mb
Regime · FAIR
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10131017
−24h−18h−12h−6hnow
Fair, steady air — a quiet anticyclone holds the sky.
Kahaluu, HI
Air quality
32
AQI
Good
PM 2.5
5.0 μg/m³
PM 10
8.7 μg/m³
NO₂
0.6 μg/m³
Ozone
56.0 μg/m³
UV Index
0.0 Low
Kahaluu, HI
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
3:29 PM
Sunrise
5:52 AM
Daylight
13h 11m
Sunset
7:03 PM
Civil dusk
5:28 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Kahaluu, HI
The moon
New Moon
0% illuminated
Moonrise
4:27 PM
Moonset
5:30 AM
In sign
♊︎ Gemini
Kahaluu, 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 →

Kahaluu at a glance

  • Today vs. normal: 18°F below the seasonal normal for this latitude
  • Last frost: December 26 (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 Kahaluu

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.