Hawaii Temperatures in May





Typical temperatures for cities, towns, parks and beaches across the Hawaiian Islands during the month of May 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 1991 to 2020 by the US National Centers for Environmental Information.

Island of Hawaii (Big Island)

Places with weather information on Hawaii's Big Island include Kailua Kona in South Kona 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 May temperatures
High °F Low °F Place High °C Low °C
71 53 Hawaii Volcanoes Park 21 12
81 67 Hilo 27 20
84 73 Kailua Kona 29 23
56 39 Mauna Loa Observatory 13 4
75 61 Opihihale 24 16
86 72 Puukohola Heiau 30 22

Kauai

Average daily temperatures for May
High °F Low °F Place High °C Low °C
84 69 Barking Sands 29 20
80 68 Kilauea 27 20
82 71 Lihue 28 22
86 70 Mahaulepu 30 21
83 69 Makaweli 28 20
83 67 Princeville Ranch 28 19
84 67 Waimea 29 19

Lanai

May temperature averages
High °F Low °F Place High °C Low °C
80 63 Lanai Airport 27 17

Maui

Temperature records for Maui include Kaanapali 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 May
High °F Low °F Place High °C Low °C
63 46 Haleakala 17 8
80 68 Hana 27 20
81 67 Kaanapali 27 20
87 68 Kahului 30 20
83 69 Kapalua 28 20
71 56 Kula 22 13
75 66 Makena State Park 24 19
80 70 Ohe'o Gulch Pools 27 21
81 67 Puukolii 27 20

Molokai

Average May temperatures
High °F Low °F Place High °C Low °C
80 68 Halawa 27 20
83 69 Molokai Airport 28 20

Oahu

Average daily temperatures in May
High °F Low °F Place High °C Low °C
84 67 Ewa Beach 29 19
85 72 Honolulu 29 22
80 70 Kahuku 26 21
82 70 Kaneohe 28 21
85 71 Waikiki 29 22
81 70 Waimanalo 27 21
83 67 Waimea Falls Park 28 19
Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

Hawaii Temperatures
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