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

Weather in Mahinahina, Hawaii

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

Mahinahina, HI
Sunday, May 17 at 4:10 AM
72
°
Mostly Clear
Feels like
74°
Humidity
86%
Wind
10 mph
Sunrise
5:48 AM
Sunset
6:57 PM
Mahinahina, HI
Hour by hour · 24h
73°
71%
6p
72°
43%
7p
72°
22%
8p
72°
15%
9p
72°
15%
10p
72°
18%
11p
72°
23%
12a
71°
30%
1a
71°
33%
2a
70°
28%
3a
69°
18%
4a
70°
10%
5a
70°
6a
73°
7a
75°
8a
77°
9a
77°
10a
77°
11a
78°
12p
78°
10%
1p
77°
18%
2p
77°
30%
3p
77°
44%
4p
75°
49%
5p
L 69°H 78°
Mahinahina, HI
7-day forecast
  1. Today
    May 16
    Light Drizzle
    10%
    79°69°
  2. Sunday
    May 17
    Light Drizzle
    13%
    79°70°
  3. Monday
    May 18
    Light Drizzle
    77°71°
  4. Tuesday
    May 19
    Light Drizzle
    15%
    77°70°
  5. Wednesday
    May 20
    Light Drizzle
    25%
    78°70°
  6. Thursday
    May 21
    Light Drizzle
    32%
    76°69°
  7. Friday
    May 22
    Light Drizzle
    31%
    76°67°
Mahinahina, HI
Anemometer · 24h winds · from true
NESW
From · True
ENE
060° · veering 43°
Direction
ENE
060°
Sustained
10
mph
Gust
23
mph
Peak 24h
29
avg 8
Beaufort · 3 · GENTLE 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 8 · pk 29 @ 11:00a
−24h−18h−12h−6hnow
Light breeze veering 43° from the ene.
Mahinahina, HI
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
990.3
-1.6 mb in 3h · falling · 29.24 inHg
Now
990.3
mb
3h
-1.6
mb
12h
+0.5
mb
24h
+2.3
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 988993
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Mahinahina, HI
Air quality
28
AQI
Good
PM 2.5
3.7 μg/m³
PM 10
6.0 μg/m³
NO₂
0.6 μg/m³
Ozone
57.0 μg/m³
UV Index
0.2 Low
Mahinahina, HI
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
3:26 PM
Sunrise
5:48 AM
Daylight
13h 09m
Sunset
6:57 PM
Civil dusk
5:22 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Mahinahina, HI
The moon
New Moon
0% illuminated
Moonrise
4:23 PM
Moonset
5:24 AM
In sign
♊︎ Gemini
Mahinahina, 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 →

Mahinahina at a glance

  • Today vs. normal: 19°F below the seasonal normal for this latitude
  • Last frost: December 23 (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 Mahinahina

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.