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Helemano, Hawaii Weather

First trades stir the ceiba canopy. Day 77 of spring. Read this microseason across nine climate regions →

Helemano weather forecast — hour by hour, 7-day outlook, NOAA radar

Helemano, HI
Thursday, June 4 at 4:13 AM
72
°
Mostly Clear
Feels like
72°
Humidity
76%
Wind
11 mph
Sunrise
5:48 AM
Sunset
7:11 PM
Helemano, HI
Hour by hour · 24h
24-Hour ForecastHelemano, HI: 24-hour forecast. Temperatures range from 67 to 74 degrees Fahrenheit with a 100% chance of precipitation at 2 AM.
L 67°H 74°
Helemano, HI
7-day forecast
  1. Today
    Jun 3
    Light Drizzle
    85%
    0.04″
    77°68°
  2. Thursday
    Jun 4
    Drizzle
    100%
    0.36″
    74°67°-3°
  3. Friday
    Jun 5
    Drizzle
    91%
    0.23″
    76°67°+2°
  4. Saturday
    Jun 6
    Heavy Drizzle
    87%
    0.24″
    75°66°-1°
  5. Sunday
    Jun 7
    Drizzle
    92%
    0.34″
    74°64°-1°
  6. Monday
    Jun 8
    Drizzle
    93%
    0.38″
    73°65°-1°
  7. Tuesday
    Jun 9
    Light Drizzle
    86%
    0.07″
    77°65°+4°
Helemano, HI
Anemometer · 24h winds · from true
NESW
From · True
ENE
071° · backing 6°
Direction
ENE
071°
Sustained
11
mph
Gust
28
mph
Peak 24h
30
avg 9
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 9 · pk 30 @ 12:00p
0102030MPHB1B2B3B4B5B6-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 248SUSTGUST
−24h−18h−12h−6hnow
Light breeze backing 6° from the ene.
Helemano, HI
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
980.8
-0.7 mb in 3h · falling · 28.96 inHg
Now
980.8
mb
3h
-0.7
mb
12h
+0.4
mb
24h
+1.3
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 980983
975980985990-21h-18h-15h-12h-9h-6h-3h-24hNOW982.7980.1981.4
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Helemano, HI
Air quality
35
AQI
Good
+1 in 6h

PM scrubbed by 5 hours of recent rain — PM2.5 down to 9.0 µg/m³, PM10 to 15.7 µg/m³. AQI flat over the last 6 hours (within ±3 points).

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.

PM 2.5DRIVERGood
9.0μg/m³
PM 10Good
16μg/m³
NO₂Good
0μg/m³
OzoneGood
53μg/m³
UV IndexLow
0.3

What's driving it

PM × Wind × Precip

PM scrubbed by 5 hours of recent rain — PM2.5 down to 9.0 µg/m³, PM10 to 15.7 µg/m³.

PM2.5/PM10
0.57
Wind
breezy
Recent rain
5h in last 6h
Pattern
washed out
Helemano, HI
Sky cover · visibility · 24h
Cloud cover
47%
MOSTLY CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
36.5mi
UNLIMITED
95 mi0 mi−24h−18h−12h−6hnow
Earth · GOES-19 ABI
Full Disk · Visible · GeoColor
GOES-19 full disk Visible · GeoColor
True-color daytime, blue/IR sandwich at night
04:13 UTC ·Helemano, HI · NOAA NESDIS / STAR · 21696x21696 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
04:13 UTC ·Helemano, HI · NOAA NESDIS / STAR · 5-min cadence · 10000x6000 px
Helemano, HI
Satellite · infrared · animated
Helemano, HI
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Helemano, HI
Almanac · Thursday, June 4
A summer fog for fair, a winter fog for rain.
Civil dawn
3:25 PM
Sunrise
5:48 AM
Daylight
13h 23m
Sunset
7:11 PM
Civil dusk
5:37 AM
Planting note
Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Helemano, HI
The moon
Waning Gibbous
87% illuminated
Moonrise
8:21 AM
Moonset
7:29 PM
In sign
♑︎ Capricorn
Helemano, HI
Microseason
Jun 1–5

First trades stir the ceiba canopy

fish
Jan 142% of the yearDec 31

Read this microseason across nine climate regions →

Helemano at a glance

  • Today vs. normal: 21°F below the seasonal normal for this latitude
  • Last frost: December 26 (climatological average for this latitude)
  • Microseason: Jun 1–5
  • Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.

Right now in the garden

Peak growing season

As of June 4, 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 Helemano

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.