Hawaii County, HI Weather Forecast
County weather hub
Mostly Clear
Compare major city weather across Hawaii County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Mostly clear, with a low around 50. South southwest wind around 7 mph.
County Weather Overview
This county weather page brings together forecast coverage for Hawaii County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 14 of 14 mapped cities in Hawaii County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jul 19 to Jul 25, 2026
- Latest sync
- Jul 19, 2026 5:40 AM HST
- Forecast office
- HFO
- Source
- NOAA / NWS
Daily Outlook
This Week in Hawaii County
Saturday looks like the warmest upcoming period in Hawaii County at 64 degrees F.
Thursday Night is the coolest period ahead with temperatures near 48 degrees F.
The strongest winds are forecast for Friday at about 9 to 16 mph E.
The forecast from Jul 19 through Jul 25 stays mostly dry.
Forecast Details
- Last updated
- Jul 19, 2026 5:40 AM HST
- Coverage
- 7 days
- Time zone
- Pacific/Honolulu
- Forecast office
- HFO
- Radar station
- PHWA
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly sunny. High near 63, with temperatures falling to around 58 in the afternoon. Northwest wind 5 to 12 mph.
Mostly cloudy, with a low around 49. Northeast wind 2 to 8 mph.
Partly sunny, with a high near 62. North wind 3 to 12 mph.
Mostly cloudy, with a low around 50. Northeast wind 2 to 10 mph.
Partly sunny, with a high near 60. East northeast wind 3 to 10 mph.
Mostly cloudy, with a low around 51. East wind 3 to 9 mph.
Partly sunny, with a high near 60. Northeast wind 3 to 12 mph.
Partly cloudy, with a low around 49. East wind 3 to 9 mph.
Mostly sunny, with a high near 62. East wind 5 to 13 mph.
Partly cloudy, with a low around 48. East southeast wind 7 to 13 mph.
Sunny, with a high near 63. East wind 9 to 16 mph, with gusts as high as 20 mph.
Partly cloudy, with a low around 49. East northeast wind 0 to 16 mph, with gusts as high as 20 mph.
Sunny, with a high near 64. North northeast wind 0 to 15 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Jul 19
|
Mostly Clear
|
50°F |
7 mph
SSW
|
|
Sunday
Jul 19
|
Mostly Sunny
|
63°F |
5 to 12 mph
NW
|
|
Sunday Night
Jul 19
|
Mostly Cloudy
|
49°F |
2 to 8 mph
NE
|
|
Monday
Jul 20
|
Partly Sunny
|
62°F |
3 to 12 mph
N
|
|
Monday Night
Jul 20
|
Mostly Cloudy
|
50°F |
2 to 10 mph
NE
|
|
Tuesday
Jul 21
|
Partly Sunny
|
60°F |
3 to 10 mph
ENE
|
|
Tuesday Night
Jul 21
|
Mostly Cloudy
|
51°F |
3 to 9 mph
E
|
|
Wednesday
Jul 22
|
Partly Sunny
|
60°F |
3 to 12 mph
NE
|
|
Wednesday Night
Jul 22
|
Partly Cloudy
|
49°F |
3 to 9 mph
E
|
|
Thursday
Jul 23
|
Mostly Sunny
|
62°F |
5 to 13 mph
E
|
|
Thursday Night
Jul 23
|
Partly Cloudy
|
48°F |
7 to 13 mph
ESE
|
|
Friday
Jul 24
|
Sunny
|
63°F |
9 to 16 mph
E
|
|
Friday Night
Jul 24
|
Partly Cloudy
|
49°F |
0 to 16 mph
ENE
|
|
Saturday
Jul 25
|
Sunny
|
64°F |
0 to 15 mph
NNE
|
Major City Forecasts
Live forecast snapshots for major cities across Hawaii County.
Coverage
Forecast coverage currently spans 14 of 14 mapped cities in Hawaii County.
Largest mapped city population in this region: 11,404.
