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🇺🇸 United States · Hawaii · Honolulu

Honolulu (Hawaii) Weather in August

Relatively dry
In Honolulu (Hawaii), August averages about 29°C (85°F) during the day and 24°C (75°F) at night, so afternoons generally feel hot while evenings are mild to warm. The 10-year average shows around 8 rainy days and about 27 mm of monthly precipitation, so some wet days are normal.
Avg high84.6°F 29.2°CAvg low74.8°F 23.8°CRainy days~7.7 daysMonthly rain26.9 mm
Honolulu (Hawaii) travel scenery
🧳 Packing guide

What to wear in Honolulu (Hawaii) in August

A practical August packing list for Honolulu (Hawaii) starts here: light, breathable clothes work best, with sun protection for long outdoor days. Heavy rain gear is usually unnecessary, although a small umbrella is an easy backup.

Travel takeaway: The month can be a practical time to visit when your packing matches the daytime-to-evening temperature change.

🗓️ Travel timing at a glance

Honolulu (Hawaii): 12-month travel weather

Honolulu is warm year-round. May–October is usually drier, while November–April sees somewhat more rain, often as short showers.
Monthly labels summarize typical climate patterns for trip planning. Always check the latest forecast and tropical-storm alerts before departure.
🎉 Trip planning check

Honolulu (Hawaii) 2026 events & busy periods

Check major events, holidays and periods that may affect crowds, transport or opening hours.
🎊 Featured event
King Kamehameha Celebration
📅 Jun 12, 2026 · Oʻahu lei-draping ceremony

A traditional ceremony drapes long flower leis over the King Kamehameha I statue in downtown Honolulu, with related commemorative events and possible nearby traffic changes.

Check official source →
⚠️ Busy / closure period
Aloha Festivals
📅 Centered on September each year · details vary

Hawaiian music, hula, parades and street events take place around Waikīkī. Kalākaua Avenue can be especially busy on major event days.

Check official source →
Event dates, holiday schedules and opening hours can change. Recheck the linked official tourism or government source before departure.

Honolulu (Hawaii) Weather in August

2016–2025 · 10 complete years averaged · °F

Honolulu (Hawaii) in August · recent 3 years

Compare the most recent complete year with the two years before it. Daily high / low temperatures are shown in °F.
CalendarNo measurable rain🌧️ Rain⛈️ Thunderstorm❄️ SnowHigh / Low · °F
⭐ August 2025 · latest complete year☔ 2 days · 7.5 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
🌦️
29°C/23.6°C
No rain
2
🌦️
28.5°C/23.6°C
No rain
3
🌦️
29.4°C/23.2°C
No rain
4
30.3°C/23.8°C
No rain
5
☁️
29.5°C/23.2°C
No rain
6
🌦️
31°C/23.4°C
No rain
7
🌦️
30.1°C/23.3°C
No rain
8
☁️
29.8°C/23.8°C
No rain
9
🌦️
30°C/23.3°C
No rain
10
🌦️
30.2°C/23.3°C
🌧️ 1.6 mm
11
🌦️
31.5°C/21.6°C
🌧️ 1 mm
12
🌦️
29.7°C/23.8°C
No rain
13
☁️
29.3°C/23.4°C
No rain
14
🌦️
30.7°C/22.1°C
No rain
15
30.5°C/23.4°C
No rain
16
🌦️
30.1°C/24.3°C
No rain
17
🌦️
29.2°C/23.8°C
No rain
18
🌦️
30.5°C/23.8°C
No rain
19
☁️
30.6°C/23.9°C
No rain
20
🌦️
29°C/24°C
No rain
21
🌦️
29.7°C/23.3°C
No rain
22
🌦️
30.3°C/24°C
No rain
23
🌤️
30.4°C/23.5°C
No rain
24
☁️
30.4°C/23.8°C
No rain
25
☁️
30.5°C/23.5°C
No rain
26
☁️
30.4°C/23.8°C
No rain
27
🌦️
30.6°C/23.9°C
No rain
28
31.2°C/23.8°C
No rain
29
☁️
30.7°C/23.5°C
No rain
30
🌦️
31.2°C/23.1°C
No rain
31
🌦️
30.8°C/23.6°C
No rain
August 2024☔ 13 days · 48.2 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
🌦️
29.1°C/21.3°C
🌧️ 1.6 mm
2
🌦️
28.6°C/22.8°C
🌧️ 2.1 mm
3
🌦️
29.4°C/23.1°C
🌧️ 1.1 mm
4
🌦️
29.2°C/23.1°C
No rain
5
🌦️
29.6°C/23.3°C
No rain
6
☁️
29.3°C/23.4°C
No rain
7
☁️
29.1°C/23.3°C
No rain
8
🌦️
29.3°C/23.1°C
No rain
9
🌦️
29.8°C/22.6°C
No rain
10
🌦️
29.5°C/22.9°C
🌧️ 1 mm
11
🌦️
29.7°C/23.4°C
No rain
12
🌦️
28.9°C/23.1°C
🌧️ 1 mm
13
🌦️
29.2°C/23.1°C
No rain
14
🌦️
28.9°C/22.9°C
No rain
15
☁️
30.2°C/22.8°C
No rain
16
☁️
30.1°C/24.2°C
No rain
17
🌦️
29.4°C/23.8°C
No rain
18
🌦️
29.4°C/23.5°C
No rain
19
🌦️
29°C/23.6°C
🌧️ 1 mm
20
🌦️
29.7°C/23.4°C
No rain
21
☁️
29.1°C/23.7°C
No rain
22
☁️
28.5°C/23.4°C
No rain
23
🌦️
29.2°C/23.2°C
🌧️ 1.4 mm
24
☁️
28.9°C/23.9°C
No rain
25
🌧️
27.4°C/23.2°C
🌧️ 13.5 mm
26
🌦️
28.4°C/23°C
🌧️ 4.4 mm
27
🌦️
29.1°C/23°C
No rain
28
🌦️
29.2°C/22.7°C
🌧️ 1.7 mm
29
🌦️
29.6°C/22.9°C
🌧️ 1 mm
30
🌧️
29.9°C/23.2°C
🌧️ 11.8 mm
31
🌧️
29.9°C/23.6°C
🌧️ 3.3 mm
August 2023☔ 6 days · 14.8 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
🌦️
29.7°C/23.3°C
No rain
2
🌦️
30.2°C/23.3°C
No rain
3
🌦️
29.7°C/22.6°C
No rain
4
🌦️
29.5°C/22.1°C
No rain
5
🌦️
29.6°C/22°C
🌧️ 1 mm
6
🌦️
30.2°C/23.3°C
No rain
7
🌦️
30°C/23.8°C
No rain
8
☁️
29.7°C/24.5°C
No rain
9
🌦️
29.9°C/23.8°C
No rain
10
🌦️
29.8°C/23.8°C
No rain
11
☁️
30°C/23.4°C
No rain
12
30°C/23.2°C
No rain
13
☁️
30.3°C/22.5°C
No rain
14
☁️
29.6°C/23.1°C
No rain
15
🌦️
29.3°C/23°C
🌧️ 1.8 mm
16
🌦️
29.9°C/22.1°C
🌧️ 2.3 mm
17
☁️
30.4°C/23.7°C
No rain
18
☁️
30.2°C/22.8°C
No rain
19
30°C/22.1°C
No rain
20
☁️
30.3°C/22.4°C
No rain
21
🌦️
30.5°C/22.7°C
No rain
22
☁️
31°C/24.2°C
No rain
23
🌤️
29.9°C/23.6°C
No rain
24
🌦️
29.7°C/23.3°C
No rain
25
🌦️
29.6°C/23.2°C
🌧️ 2.4 mm
26
🌦️
29.7°C/23.5°C
No rain
27
🌦️
29.3°C/23.3°C
🌧️ 1 mm
28
🌦️
30°C/22.6°C
🌧️ 1 mm
29
🌦️
30.2°C/23.8°C
No rain
30
🌦️
30.4°C/23.4°C
No rain
31
🌦️
29.4°C/23.9°C
No rain
Historical calendars use Open-Meteo reanalysis data. A rainy day is counted when daily precipitation is at least 1 mm. Conditions at a specific hotel, beach or station can differ.
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Current Honolulu (Hawaii) weather and 7-day forecast

When departure is close, the latest forecast matters more than long-term averages.
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Forecast data: MET Norway · CC BY 4.0 · cached by Travel Weather Fairy
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Honolulu (Hawaii) weather in other months

Switch months to compare the seasonal pattern.