Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
June in Koloa brings high temperatures, with highs of 27°C (81°F) and nights dropping to 23°C (73°F). With excellent weather conditions overall, it's a good time to visit.
If you're interested in exploring other destinations, our weather planner can help you discover additional travel options worldwide.
Pick a month to see the average temperature, rainfall and sunshine in Koloa - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Koloa typically stay consistent throughout June, with daily highs averaging around 27°C (81°F). Nights are warm, with lows around 23°C (73°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Koloa spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on weather observations in Koloa between 1976 and 2026, these are the recorded extremes during June.
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in June →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm weather calls for comfortable, breathable clothing in June. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Rain is likely on several days, so bring a good rain jacket. The water temperature sits at about 26°C (79°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Koloa climate overview or explore weather in the United States of America.
Where to go in June - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
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