Climate Insights for Discovery Harbor

Hawaii County, Hawaii, United States

Hottest
August
26°C peak
Coldest
February
22°C low
Wettest
February
87mm rain
Best to Visit
January, February, March
Mild temps & low rain

Climate Overview

The climate in Discovery Harbor is warm and mild. The average annual temperature is 24°C and approximately 437mm of precipitation falls per year. February is the wettest month, receiving around 87mm of rainfall. Discovery Harbor is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, September, October. The coldest months are February, March, January, when temperatures can drop to 22°C.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 23° Average: 23° Min: 22° Feb Max: 23° Average: 22° Min: 22° Mar Max: 23° Average: 22° Min: 22° Apr Max: 23° Average: 23° Min: 22° May Max: 24° Average: 23° Min: 23° Jun Max: 24° Average: 24° Min: 24° Jul Max: 25° Average: 25° Min: 24° Aug Max: 26° Average: 25° Min: 25° Sep Max: 26° Average: 25° Min: 25° Oct Max: 25° Average: 25° Min: 24° Nov Max: 25° Average: 24° Min: 24° Dec Max: 24° Average: 23° Min: 23°
Max
Average
Min

Discovery Harbor has relatively stable temperatures year-round, staying within a 4°C range. The warmest month is August, when average highs reach 26°C and the mean temperature sits around 25°C. February is the coolest month, with minimum temperatures around 22°C and an average of 22°C. Daily temperature variation is modest, with an average difference of 1°C between highs and lows.

Precipitation

0mm 25mm 50mm 75mm 100mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 34mm Feb Precipitation: 87mm Mar Precipitation: 48mm Apr Precipitation: 29mm May Precipitation: 17mm Jun Precipitation: 11mm Jul Precipitation: 20mm Aug Precipitation: 61mm Sep Precipitation: 19mm Oct Precipitation: 38mm Nov Precipitation: 25mm Dec Precipitation: 49mm
Precipitation

Discovery Harbor is a relatively dry area, receiving approximately 437mm of precipitation annually, which averages out to around 36mm per month. The wettest month is February, averaging 87mm of rainfall. August and December also tend to see above-average precipitation. The driest month is June, with just 11mm. That's 76mm less than February, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h 25km/h 30km/h 35km/h 40km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 32km/h Feb Wind Speed: 33km/h Mar Wind Speed: 33km/h Apr Wind Speed: 35km/h May Wind Speed: 34km/h Jun Wind Speed: 36km/h Jul Wind Speed: 38km/h Aug Wind Speed: 36km/h Sep Wind Speed: 34km/h Oct Wind Speed: 33km/h Nov Wind Speed: 36km/h Dec Wind Speed: 35km/h
Wind Speed

Discovery Harbor is very windy, with an average annual wind speed of 35km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is July, averaging 38km/h, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in January, with average winds dropping to 32km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 6km/h between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 33km/h in winter, 34km/h in spring, 37km/h in summer, 34km/h in autumn.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

87 days until Summer

It is currently spring in Discovery Harbor, which began on March 20, 2026. Discovery Harbor is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 26°C, while the coldest stretch bottoms out in February near 22°C. Summer is next, beginning on June 21, 2026 — 87 days from now.

Spring

Temperatures range from 22 to 24°C. Rainfall is relatively light, with around 94mm over the season and a monthly average of 31mm. Winds are strong, averaging 34km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 24 to 26°C. Rainfall is relatively light, with around 92mm over the season and a monthly average of 31mm. Winds are strong, averaging 37km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 24 to 26°C. Rainfall is relatively light, with around 81mm over the season and a monthly average of 27mm. Winds are strong, averaging 34km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from 22 to 24°C. Precipitation is moderate at around 170mm for the season, averaging 57mm per month. Winds are strong, averaging 33km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 23°
Feb 22°
Mar 22°
Apr 23°
May 23°
Jun 24°
Jul 25°
Aug 25°
Sep 25°
Oct 25°
Nov 24°
Dec 23°

The best time to visit Discovery Harbor is during January, February, March, April, May, June, July, October, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 36mm per month. By contrast, August can be uncomfortably hot with temperatures reaching 26°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Discovery Harbor based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
22 °C
23 °C
32 km/h
34 mm
0 cm
Feb
22 °C
23 °C
33 km/h
87 mm
0 cm
Mar Current
22 °C
23 °C
33 km/h
48 mm
0 cm
Apr
22 °C
23 °C
35 km/h
29 mm
0 cm
May
23 °C
24 °C
34 km/h
17 mm
0 cm
Jun
24 °C
24 °C
36 km/h
11 mm
0 cm
Jul
24 °C
25 °C
38 km/h
20 mm
0 cm
Aug
25 °C
26 °C
36 km/h
61 mm
0 cm
Sep
25 °C
26 °C
34 km/h
19 mm
0 cm
Oct
24 °C
25 °C
33 km/h
38 mm
0 cm
Nov
24 °C
25 °C
36 km/h
25 mm
0 cm
Dec
23 °C
24 °C
35 km/h
49 mm
0 cm
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Metric (°C, km/h)