Honolulu County Weather Forecast
Honolulu County weather: 85°F, clear sky. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Summary
Honolulu County is a county in Hawaii. Honolulu County is a county in the United States. It has a population of about 1 million.
Right now it is 85°F (30°C) in Honolulu County with clear sky. It feels like 91°F. Today runs from 77°F to 87°F. Chance of precipitation is 31%. Sightseeing conditions score 7.8/10 - good conditions.
The best time to visit Honolulu County is June, July, August, September, October and November. The climate is Mediterranean. January, March and April tend to be the least comfortable months. August is the warmest month with average highs near 86°F, while February is the coldest with lows near 66°F.
The closest major airport is Daniel K. Inouye International Airport (HNL), about 4 mi away. Nearby highlights include Waikiki Beach, Pearl Harbor National Memorial, Oahu and Maui.
In plain terms. Today is about average for August. The forecast high of 87°F is in line with the 86°F typical for this month. The best window to be outside is roughly 6 PM to 9 PM, when temperature, rain chance and wind line up best. beach day is the strongest bet in Honolulu County today at 8.8/10. Gusts to 37 mph will push high-sided vehicles on exposed roads and bridges.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Weather in Honolulu County right now
Use SPF 30+, a hat and sunglasses; seek shade near midday.
Source: Open-Meteo. Updated 2:53 PM, Aug 24 local time.
See the Honolulu County forecast by time range
Next 24 hours
Hour-by-hour temperature, precipitation chance and wind.
16-day forecast for Honolulu County
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Mon, Aug 24 | 🌦️ Light drizzle | 87° / 77° | 31% · 0,0 in | 16 mph | 9 |
| Tue, Aug 25 | 🌦️ Light drizzle | 86° / 75° | 34% · 0,0 in | 14 mph | 9 |
| Wed, Aug 26 | 🌦️ Light drizzle | 84° / 74° | 8% · 0,0 in | 14 mph | 9 |
| Thu, Aug 27 | 🌦️ Light drizzle | 84° / 73° | 26% · 0,0 in | 13 mph | 9 |
| Fri, Aug 28 | 🌦️ Light drizzle | 83° / 74° | 25% · 0,1 in | 12 mph | 9 |
| Sat, Aug 29 | 🌦️ Light drizzle | 85° / 74° | 27% · 0,0 in | 12 mph | 9 |
| Sun, Aug 30 | 🌦️ Light drizzle | 84° / 72° | 27% · 0,1 in | 11 mph | 9 |
| Mon, Aug 31 | 🌦️ Light drizzle | 86° / 74° | 25% · 0,0 in | 11 mph | 9 |
| Tue, Sep 1 | 🌦️ Light drizzle | 87° / 74° | 27% · 0,0 in | 11 mph | 9 |
| Wed, Sep 2 | 🌦️ Light drizzle | 87° / 75° | 22% · 0,0 in | 10 mph | 9 |
| Thu, Sep 3 | 🌦️ Light drizzle | 85° / 74° | 24% · 0,0 in | 11 mph | 9 |
| Fri, Sep 4 | 🌦️ Light drizzle | 85° / 73° | 31% · 0,0 in | 10 mph | 4 |
| Sat, Sep 5 | 🌦️ Light drizzle | 84° / 73° | 24% · 0,0 in | 11 mph | 1 |
| Sun, Sep 6 | 🌦️ Light drizzle | 85° / 74° | 24% · 0,1 in | 11 mph | 2 |
| Mon, Sep 7 | 🌦️ Light drizzle | 87° / 74° | 20% · 0,1 in | 10 mph | 2 |
| Tue, Sep 8 | 🌦️ Light drizzle | 85° / 74° | 24% · 0,1 in | 9 mph | 9 |
Climate in Honolulu County month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 78° | 67° | 3,9 in | ★★★★☆ |
| February | 77° | 66° | 2,0 in | ★★★★☆ |
| March | 79° | 68° | 5,7 in | ★★★☆☆ |
| April | 80° | 69° | 3,7 in | ★★★★☆ |
| May | 82° | 71° | 3,5 in | ★★★★☆ |
| June | 84° | 72° | 1,1 in | ★★★★★ |
| July | 85° | 73° | 1,1 in | ★★★★★ |
| August | 86° | 74° | 0,7 in | ★★★★★ |
| September | 86° | 74° | 0,7 in | ★★★★★ |
| October | 85° | 73° | 1,1 in | ★★★★☆ |
| November | 82° | 71° | 1,4 in | ★★★★☆ |
| December | 80° | 69° | 1,8 in | ★★★★☆ |
Climate type: Mediterranean. Source: Open-Meteo archive (ERA5).
Weather map for Honolulu County
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Air quality and pollen in Honolulu County
Air quality: Open-Meteo (CAMS). US AQI scale.
Sun, twilight and moon
Golden and blue hour are the standard photographic approximation around sunrise and sunset.
Best time to visit Honolulu County
Go in June, July, August, September, October and November. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, March and April - expect the least comfortable mix of heat, cold or rain.
Explore Honolulu County
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Honolulu County?
Honolulu County is a county in Hawaii. Its coordinates are 21.3069, -157.8583. It lies in North America.
What is the weather like in Honolulu County right now?
It is currently 85°F (30°C) with clear sky. Humidity is 65% and wind is 14 mph.
When is the best time to visit Honolulu County?
June, July, August, September, October and November offer the most comfortable conditions in Honolulu County, which has a Mediterranean climate. January, March and April are usually the hardest months for outdoor plans.
What time zone is Honolulu County in?
Honolulu County observes Pacific/Honolulu (UTC-10:00). The local time is 2:53 PM.
How many people live in Honolulu County?
Honolulu County has a population of approximately 1 million.
What is the nearest airport to Honolulu County?
The closest airports are Daniel K. Inouye International Airport (HNL), 4 mi away.
What are the top things to do in Honolulu County?
Popular options include Waikiki Beach, Pearl Harbor National Memorial, Oahu, Maui, Haleakala National Park and Kauai.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 24, 2026 at 2:53 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
