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Waianae, HI Weather


Waianae, HI climate is warm during summer when temperatures tend to be in the 70's and mild during winter when temperatures tend to be in the 60's.

The warmest month of the year is August with an average maximum temperature of 83.10 degrees Fahrenheit, while the coldest month of the year is February with an average minimum temperature of 56.90 degrees Fahrenheit.

Temperature variations between night and day tend to be fairly limited during summer with a difference that can reach 19 degrees Fahrenheit, and fairly limited during winter with an average difference of 18 degrees Fahrenheit.

The annual average precipitation at Waianae is 20.93 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is January with an average rainfall of 3.54 Inches.

Weather Data

Current Conditions

(Updated: 2:55 AM HST TUE NOV 24 2009)

Fair Fair, 64°F Humidity: 86% Dewpoint: 60°F
Wind Speed: NW 6.9 MPH (6 KT) Heat Index: 64°F
Barometer: 30.02 in. Wind Chill: 64°F

Weather Forecast

(Generated: 7:00 PM HST MON NOV 23 2009)
  Tonight: Partly cloudy with scattered showers. Lows 56 to 69. East winds around 10 mph. Chance of rain 50 percent.
Lo: 63°F
Hi: 80°F Tuesday: Partly sunny in the morning then clearing. Scattered showers. Highs 75 to 83. East winds 10 to 15 mph. Chance of rain 40 percent.
Lo: 64°F
Hi: 79°F Wednesday: Partly sunny. Showers likely in the morning...Then scattered showers in the afternoon. Highs 75 to 82. East winds 15 to 20 mph. Chance of rain 50 percent.
Lo: 65°F
Hi: 79°F Thanksgiving day: Partly sunny with scattered showers. Highs 74 to 82. East winds 15 to 20 mph. Chance of rain 50 percent.
Lo: 65°F
Hi: 79°F Friday: Partly sunny with scattered showers. Highs 75 to 82. East winds 10 to 20 mph. Chance of rain 50 percent.
Lo: 65°F
Hi: 78°F Saturday: Partly sunny with scattered showers. Highs 74 to 81. Northeast winds 10 to 15 mph. Chance of rain 50 percent.
Lo: 63°F
Hi: 78°F Sunday: Partly sunny with scattered showers. Highs 74 to 81. Northeast winds 10 to 15 mph. Chance of rain 50 percent.
Lo: 65°F

Moon, Sunrise and Sunset

Waxing Gibbous Moon Moon Phase: Waxing Gibbous Moon Civil Twilight:
6:25 AM HST
Sunrise:
6:49 AM HST
Sunset:
5:49 PM HST
Civil Twilight:
6:13 PM HST

Normal Climate

Normal Temperatures

(PUU MANAWAHUA 725.6 Weather station, 6.35 miles from Waianae)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 74.9 75.1 75.5 76.7 78.2 80.5 81.8 83.1 83.1 81.4 78.6 75.7 78.7
Mean °F 66.1 66.0 66.5 67.7 69.0 71.0 72.5 73.5 73.6 72.2 69.9 67.3 69.6
Min °F 57.3 56.9 57.5 58.6 59.7 61.4 63.2 63.9 64.0 62.9 61.1 58.8 60.4

Normal Precipitation

(WAIANAE 798 Weather station, 1.20 miles from Waianae)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 3.54 2.66 1.59 0.85 0.81 0.63 0.63 0.56 0.94 2.96 2.57 3.19 20.93