Best Time to Visit Hanalei Bay
Best time to visit Hanalei Bay: August. Month-by-month temperature, rainfall and crowd guidance.
Best time to visit Hanalei Bay
Go in August. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: March, April and December - expect the least comfortable mix of heat, cold or rain.
Climate in Hanalei Bay 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 | 77° | 67° | 7,0 in | ★★★☆☆ |
| February | 76° | 66° | 7,9 in | ★★★☆☆ |
| March | 76° | 68° | 10,5 in | ★★☆☆☆ |
| April | 77° | 69° | 13,7 in | ★★★☆☆ |
| May | 78° | 70° | 10,9 in | ★★★☆☆ |
| June | 80° | 71° | 8,2 in | ★★★☆☆ |
| July | 80° | 72° | 10,5 in | ★★★☆☆ |
| August | 82° | 73° | 4,2 in | ★★★★☆ |
| September | 82° | 73° | 5,9 in | ★★★☆☆ |
| October | 81° | 72° | 5,7 in | ★★★☆☆ |
| November | 79° | 71° | 7,7 in | ★★★☆☆ |
| December | 78° | 69° | 8,9 in | ★★★☆☆ |
Climate type: Temperate. Source: Open-Meteo archive (ERA5).
How Hanalei Bay compares with nearby places
Annual averages, and the difference against Hanalei Bay.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Kauai County | 8 mi | 64°F | 41°F cooler | 121 in |
| Oahu | 110 mi | 73°F | about the same | 31 in |
| Pearl Harbor National Memorial | 115 mi | 76°F | +35°F warmer | 27 in |
| Daniel K. Inouye International Airport | 118 mi | 75°F | +33°F warmer | 27 in |
| Honolulu County | 122 mi | 75°F | +33°F warmer | 27 in |
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- A packable rain shell - 7 of the next 7 days carry a real chance of rain
- Avoid swimming outside patrolled areas - waves are running at 1.5 m.
- If your dates are flexible, avoid March, April and December - historically the least comfortable months here.
Summary
Hanalei Bay is a beach in Kauai. Hanalei Bay is a beach known for a mountain-backed crescent bay.
Right now it is 83°F (28°C) in Hanalei Bay with light drizzle. It feels like 90°F. Today runs from 76°F to 83°F. Chance of precipitation is 100%. Sightseeing conditions score 5.5/10 - fair - plan around the weather.
The best time to visit Hanalei Bay is August. The climate is temperate. March, April and December tend to be the least comfortable months. August is the warmest month with average highs near 82°F, while February is the coldest with lows near 66°F.
The closest major airport is Daniel K. Inouye International Airport (HNL), about 118 mi away. Nearby highlights include Oahu, Pearl Harbor National Memorial, Waikiki Beach and Maui.
In plain terms. Today is about average for August. The forecast high of 83°F is in line with the 82°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. fishing is the strongest bet in Hanalei Bay today at 8.6/10. Wet roads are likely; braking distances roughly double in heavy rain.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Weather in Hanalei Bay right now
Use SPF 30+, a hat and sunglasses; seek shade near midday.
Source: Open-Meteo. Updated 11:30 PM, Aug 24 local time.
Weekend outlook
🌧️ 81° / 73°
Heavy drizzle · 86% rain · wind 9 mph
🌦️ 79° / 73°
Drizzle · 83% rain · wind 8 mph
Things to do in Hanalei Bay
Attractions, parks and landmarks in and around Hanalei Bay.
Quick facts about Hanalei Bay
| Type | Beach |
|---|---|
| Island | Kauai |
| Country | United States |
| Continent | North America |
| Coordinates | 22°12′13″N 159°30′4″W (22.2036, -159.5011) |
| Known for | a mountain-backed crescent bay |
| Local time | 11:30 PM (UTC-10:00) |
| Best months | August |
| Climate | Temperate |
Explore Hanalei Bay
Every topic we hold for this place, and the same topic for the places around it.
Best Time to Visit for related places
Frequently asked questions
Where is Hanalei Bay?
Hanalei Bay is a beach in Kauai. Its coordinates are 22.2036, -159.5011. It lies in North America.
What is the weather like in Hanalei Bay right now?
It is currently 83°F (28°C) with light drizzle. Humidity is 75% and wind is 10 mph.
When is the best time to visit Hanalei Bay?
August offer the most comfortable conditions in Hanalei Bay, which has a temperate climate. March, April and December are usually the hardest months for outdoor plans.
What time zone is Hanalei Bay in?
Hanalei Bay observes Pacific/Honolulu (UTC-10:00). The local time is 11:30 PM.
What is the nearest airport to Hanalei Bay?
The closest airports are Daniel K. Inouye International Airport (HNL), 118 mi away.
What are the top things to do in Hanalei Bay?
Popular options include Oahu, Pearl Harbor National Memorial, Waikiki Beach, Maui, Haleakala National Park and Road to Hana.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (beaches) - 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 11:30 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
