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Weather in Hilo — today

Tomorrow Day after tomorrow 3 days Week 14 days Month forecast Weather archive
Now in Hilo
☀️
+28°
Clear
Feels like +33° · humidity 69%
Today 28.7: +29° / +23°
🕐 11:25
Wind
14 km/h
UV index
8
Air (AQI)
15 · Excellent
Precipitation
86%
Humidity
69%
Pressure
1013 hPa
Sunrise / sunset
05:54 / 18:58
Sea temperature
🌊 +27°

👕 What to wear today

Warm — a T-shirt and light trousers or shorts.
☂️ Take an umbrella🧴 SPF 50Feels warmer by 5°
Weather for an activity:

Detailed weather information for Hilo

Today, 28 July, Tuesday, in Hilo (United States): cloudy, light rain in places, warm. During the day the air will warm up to +29°, at night around +23°. Due to high humidity it feels like +33°. UV is extreme (index 8) — better stay in the shade at midday. Wind up to 16 km/h. High chance of rain — be sure to take an umbrella or a raincoat. Light summer clothing will do — a T-shirt and shorts or light trousers. The sea has warmed up to +27° — great for swimming. The sun will rise at 05:54 and set at 18:58 — daylight lasts 13 hours.

Hourly weather in Hilo

🌅 sunrise 05:54 🌇 sunset 18:58☀️☀️🌙☁️🌙🌙☀️+28°+29°+28°+25°+24°+22°+21°+25°8%2%2%6%11:0014:0017:0020:0023:0002:0005:0008:00
💧 The bars at the bottom show the hourly precipitation probability. Shaded areas of the chart are the dark hours (before sunrise 🌅 and after sunset 🌇).

Weather in Hilo for 14 days

Tap a day to expand it by time of day and open the full forecast. The bar shows the range from the night low (left) to the day high (right).
Today 28.7
🌦️
💧 86%
+23° +29°
Morning
🌦️
+25°
Day
🌦️
+29°
Evening
🌇
+28°
Night
🌙
+23°
Rain showers · precipitation 86% · wind up to 16 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Tomorrow 29.7
🌦️
💧 90%
+21° +27°
Morning
☀️
+25°
Day
🌦️
+27°
Evening
🌇
+25°
Night
🌙
+21°
Drizzle · precipitation 90% · wind up to 11 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Thu 30.7
🌦️
💧 86%
+21° +27°
Morning
🌦️
+23°
Day
🌦️
+27°
Evening
🌇
+26°
Night
🌙
+21°
Rain showers · precipitation 86% · wind up to 17 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Fri 31.7
🌦️
💧 73%
+19° +27°
Morning
🌦️
+22°
Day
🌦️
+27°
Evening
🌇
+25°
Night
🌙
+19°
Drizzle · precipitation 73% · wind up to 14 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Sat 1.8
🌦️
💧 88%
+20° +26°
Morning
🌦️
+22°
Day
🌦️
+26°
Evening
🌇
+25°
Night
🌙
+20°
Drizzle · precipitation 88% · wind up to 10 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Sun 2.8
🌦️
💧 85%
+22° +27°
Morning
🌦️
+24°
Day
🌦️
+27°
Evening
🌇
+26°
Night
🌙
+22°
Drizzle · precipitation 85% · wind up to 15 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Mon 3.8
🌦️
💧 71%
+21° +27°
Morning
🌦️
+23°
Day
🌦️
+27°
Evening
🌇
+26°
Night
🌙
+21°
Drizzle · precipitation 71% · wind up to 11 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Tue 4.8
🌦️
💧 49%
+20° +27°
Morning
🌦️
+23°
Day
🌦️
+27°
Evening
🌇
+25°
Night
🌙
+20°
Drizzle · precipitation 49% · wind up to 14 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Wed 5.8
🌦️
💧 57%
+20° +27°
Morning
🌦️
+23°
Day
🌦️
+27°
Evening
🌇
+25°
Night
🌙
+20°
Drizzle · precipitation 57% · wind up to 12 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Thu 6.8
🌦️
💧 64%
+21° +26°
Morning
🌦️
+23°
Day
🌦️
+26°
Evening
🌇
+25°
Night
🌙
+21°
Drizzle · precipitation 64% · wind up to 14 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Fri 7.8
🌦️
💧 57%
+22° +27°
Morning
🌦️
+24°
Day
🌦️
+27°
Evening
🌇
+26°
Night
🌙
+22°
Drizzle · precipitation 57% · wind up to 16 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Sat 8.8
🌦️
💧 59%
+22° +26°
Morning
🌦️
+23°
Day
🌦️
+26°
Evening
🌇
+25°
Night
🌙
+22°
Drizzle · precipitation 59% · wind up to 14 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Sun 9.8
🌦️
💧 61%
+21° +28°
Morning
🌦️
+24°
Day
🌦️
+28°
Evening
🌇
+26°
Night
🌙
+21°
Drizzle · precipitation 61% · wind up to 10 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Mon 10.8
🌦️
💧 57%
+22° +27°
Morning
🌦️
+24°
Day
🌦️
+27°
Evening
🌇
+26°
Night
🌙
+22°
Drizzle · precipitation 57% · wind up to 14 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.

🗺️ Precipitation radar

Precipitation radar (RainViewer) over a clean base map — updates every 5–10 minutes. Colours show nearby precipitation; if there is none, the map is simply clear — that is normal. Zoom with + / −.
Rain intensity:lightmoderateheavy

🎯 What to do in this weather — indices of the day

Comfort score from 0 (bad) to 100 (excellent), calculated from the day's weather. For “rain” and “UV” a percentage/risk level is shown.
🏖️ Beach
31 / 100
for sea and sun · So-so
🏊 Swimming
8 / 100
water 27° · Bad
🏃 Running
0 / 100
comfort for running · Bad
🧴 UV
72%
extreme · high
☂️ Rain
86%
likely · high
✨ Stars
28 / 100
evening visibility · So-so
🧺 Laundry drying
0 / 100
will dry outside · Bad
🚗 Car wash
0 / 100
better to wait · Bad

🌫️ Air quality

15
Excellent air
European AQI
PM2.5: 3PM10: 5O₃: 37NO₂: 0
The air is clean — you can walk and exercise outside.

🌅 Sun, moon and sea

Sunrise
05:54
Sunset
18:58
Golden hour
18:27
Daylight
13 h (-1 min vs yesterday)
Sea temperature
+27°

Hilo climate by month

Long-term averages. Hover over a bar for details. The forecast for a specific month is a combination of the climate normal and the model forecast for the coming weeks.
+23°
+18°
Jan
+23°
+18°
Feb
+23°
+18°
Mar
+24°
+19°
Apr
+25°
+20°
May
+25°
+20°
Jun
+26°
+21°
Jul
+26°
+21°
Aug
+26°
+21°
Sep
+26°
+21°
Oct
+25°
+20°
Nov
+24°
+19°
Dec
swipe sideways →
Bar color shows temperature:frostcoolcomfortablewarmhot— best months to visit
Month Day Night Sea Precipitation What to pack and what makes the month notable (events, nuances)
January +23° +18° +25° 123 mm The most pleasant season: +23° by day, comfortable all day long. One of the wettest months (123 mm): downpours can derail plans. 🙂 a sweater for the evening. Water at +25° — great for swimming.
February +23° +18° +25° 128 mm One of the best times to visit: +23° by day, fresh nights. It's a rainy month (128 mm) — an umbrella is a must. 🙂 a sweater for the evening. Water at +25° — great for swimming. This is the coldest month of the year.
March +23° +18° +24° 183 mm Ideal weather: +23° daytime — neither hot nor cold. Frequent rain (183 mm over the month) — keep indoor backup plans. 🙂 a sweater for the evening. Water at +24° — great for swimming. Statistically the wettest month of the year.
April +24° +19° +24° 140 mm The most pleasant season: +24° by day, comfortable all day long. One of the wettest months (140 mm): downpours can derail plans. 🙂 a sweater for the evening. Water at +24° — great for swimming.
May +25° +20° +25° 115 mm One of the best times to visit: +25° by day, fresh nights. It's a rainy month (115 mm) — an umbrella is a must. 😊 light summer clothing. Water at +25° — great for swimming.
June +25° +20° +26° 97 mm Ideal weather: +25° daytime — neither hot nor cold. Frequent rain (97 mm over the month) — keep indoor backup plans. 😊 light summer clothing. Water at +26° — great for swimming. The longest daylight hours of the year — more time for everything.
July +26° +21° +26° 112 mm The most pleasant season: +26° by day, comfortable all day long. One of the wettest months (112 mm): downpours can derail plans. 😊 light summer clothing. Water at +26° — great for swimming. Weather-wise, one of the three best months to visit.
August +26° +21° +26° 143 mm Warm and comfortable: +26° by day, +21° at night. It's a rainy month (143 mm) — an umbrella is a must. 😊 light summer clothing. Water at +26° — great for swimming.
September +26° +21° +27° 96 mm Gentle warmth — about +26° daytime, great walking weather. Frequent rain (96 mm over the month) — keep indoor backup plans. 😊 light summer clothing. Water at +27° — great for swimming. This is the hottest month of the year in Hilo.
October +26° +21° +27° 124 mm The most pleasant season: +26° by day, comfortable all day long. One of the wettest months (124 mm): downpours can derail plans. 😊 light summer clothing. Water at +27° — great for swimming. The sea is at its warmest of the year this month.
November +25° +20° +26° 161 mm One of the best times to visit: +25° by day, fresh nights. It's a rainy month (161 mm) — an umbrella is a must. 😊 light summer clothing. Water at +26° — great for swimming.
December +24° +19° +26° 167 mm Ideal weather: +24° daytime — neither hot nor cold. Frequent rain (167 mm over the month) — keep indoor backup plans. 🙂 a sweater for the evening. Water at +26° — great for swimming. The shortest daylight of the year — it gets dark early.

When to visit Hilo

✅ Recommended time to visit
🌟 Best time: June, July, September
Daytime air+25…+26°
Sea temperature+26…+27°
Precipitationoften
Why: comfortable +25…+26° by day, little rain, warm sea (+26…27°).
⚠️ Doable, with caveats
🌤️ Shoulder season: January, February, April, May, August, October
Daytime air+23…+26°
Sea temperature+24…+27°
Precipitationoften
Why: noticeable rain risk (115–143 mm/month) — pack an umbrella and backup plans.
🔴 Not the best time
🌤️ Shoulder season: March, November, December
Daytime air+23…+25°
Sea temperature+24…+26°
Precipitationoften
Why: the rainy season (161–183 mm/month) — downpours almost daily.
Bottom line: the best time to visit Hilo is June, July, September, and the most comfortable months are June, July, September. The toughest months to visit are March, November, December: frequent rain.

🌡️ Today vs the climate normal

Today's high
+29°
Normal for July
+26°
Deviation
3° warmer than normal
A year ago on this day
+28°
Record for this date
+28° (2025)
The normal, “a year ago” and the record come from the weather archive since 1940 (Open-Meteo / ERA5).

Weather archive for Hilo

📅 See what the weather was like on any day since 1940. For example: “what was the weather on March 2, 2021”.

Show the archive for the selected day →

Weather in cities near Hilo

Frequently asked questions about the weather in Hilo

What is the weather in Hilo right now?
Clear, +28°, feels like +33°.
Will it rain in Hilo today?
Yes: 86% chance, 3 mm.
When is the best time to visit Hilo?
Best time to visit — June, July, September.
Can you swim in Hilo in summer?
In winter the water is around +25° — great for swimming. In summer the sea warms up to +26°.
What time are sunrise and sunset in Hilo?
Sunrise 05:54, sunset 18:58.
Does it snow in Hilo in winter?
No, it practically never snows.
What is the climate in Hilo by month?
Summers up to +26° in September, winters around +18° in February; the wettest month is March.
Is it cold in Hilo in winter?
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.
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Data: Open-Meteo (CC-BY 4.0), met.no, NWS · radar RainViewer · archive since 1940 · © wweather1 · TrafficAdv LLC