Hawaii Temperatures in July

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Typical temperatures for cities, towns, parks and beaches across the Hawaiian Islands during the month of July are listed below in degrees Fahrenheit and Celsius. You'll find separate tables for each island: Hawaii (Big Island), Kauai, Lanai, Maui, Molokai and Oahu.

The tables give the normal maximum and minimum daily temperatures based on weather data collected from 1981 to 2010 by the US National Climatic Data Center.

Island of Hawaii (Big Island)

Places with weather information on Hawaii's Big Island include Kainaliu, Kailua Kona and Captain Cook in South Kona; Naalehu at the island's south end; and Puukohola Heiau in the Kohala region at the north end. Plus there are records from two stations high on the mountain slopes where temperatures are cooler, the Hawaii Volcanoes Park Visitor Center at 3,970 feet (1,210 metres) and the Mauna Loa Slope Observatory at 11,152 feet (3,399 metres) elevation.

Average July temperatures
High °F Low °F Place High °C Low °C
80 71 Captain Cook 27 22
72 55 Hawaii Volcanoes Park 22 13
83 69 Hilo 28 21
86 74 Kailua Kona 30 23
77 65 Kainaliu 25 18
58 40 Mauna Loa Observatory 14   4
81 67 Naalehu 27 20
78 63 Opihihale 26 17
84 69 Puukohola Heiau 29 21
86 71 Upolu Point 30 22

Kauai

Average daily temperatures for July
High °F Low °F Place High °C Low °C
83 71 Kilauea 28 22
84 74 Lihue 29 23
86 72 Mahaulepu 30 22
86 72 Makaweli 30 22
85 68 Princeville Ranch 30 20
87 70 Waimea 30 21
82 67 Wainiha 28 20

Lanai

July temperature averages
High °F Low °F Place High °C Low °C
83 66 Lanai Airport 28 19

Maui

Temperature records for Maui include Lahaina and Kapalua in West Maui, Makena on the South Shore, and Hana and Ohe'o Gulch Pools at the island's east end. The Haleakala weather station, at 6,960 feet (2,121 metres) elevation, is higher and cooler than the rest.

Normal temperatures for July
High °F Low °F Place High °C Low °C
66 49 Haleakala National Park 19   9
82 71 Hana 28 22
87 71 Kahului 31 22
85 72 Kapalua 29 22
75 58 Kula 24 14
87 71 Lahaina 31 22
77 68 Makena State Park 25 20
82 71 Ohe'o Gulch Pools 28 22
86 70 Puukolii 30 21

Molokai

Average July temperatures
High °F Low °F Place High °C Low °C
82 70 Halawa 28 21
85 71 Molokai Airport 29 22

Oahu

Average daily temperatures in July
High °F Low °F Place High °C Low °C
88 75 Honolulu 31 24
83 72 Kahuku 28 22
85 74 Kaneohe 30 23
88 73 Waikiki 31 23
84 73 Waimanalo 29 23
86 69 Waimea Falls Park 30 20
Reference

National Climatic Data Center. NOAA's 1981-2010 Climate Normals.

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