March weather forecastHalawa, HI
March
Weather in March
The transition from February to March signifies an ascent in temperature ranges, however, this remains relatively indiscernible. Halawa's weather conditions record a rise in rainfall, 7" (178mm) overall, marking it as one from the wetter months of the year. This month's weather pattern corroborates the prerequisite of adequate rain gear. The elongation of daylight hours continues through March, likewise the UV index. An increase in sunshine hours highlights the importance of solar protection strategies.Temperature
Halawa's coldest months, January through March, record an average high-temperature of 77°F (25°C).Rainfall
In March, the rain falls for 12 days. Throughout March, 7.05" (179mm) of precipitation is accumulated. In Halawa, during the entire year, the rain falls for 116 days and collects up to 54.96" (1396mm) of precipitation.Ocean temperature
January through April, with an average ocean temperature of 75.2°F (24°C), are months with the coldest seawater.Note: When considering a person's aversion to cold, factors like sunshine, wind, and atmospheric temperature are key. Swimming in 75.2°F (24°C) might be delightful. (Remember: The Olympics' swimming events have water temperatures between 77°F (25°C) and 82.4°F (28°C).)
Daylight
The average length of the day in March is 12h and 3min.On the first day of March, sunrise is at 6:46 am and sunset at 6:31 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 6:41 pm HST.
Sunshine
The average sunshine in March is 8h.UV index
The average daily maximum UV index in March is 11. A UV Index reading of 11, and higher, represents an extreme threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In March, a daily UV index of 11 turns into the following recommendations:
Practice every precaution of necessity, unprotected skin and eyes might burn in minutes. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Limiting time under the Sun is advisable, especially for individuals who tend to burn. Ensure using sunscreen with a 30 SPF or higher. Notice! The reflection of water and sand increases the UV radiation significantly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in March
Halawa, HI
- Average high temperature in March: 77°F
The warmest months (with the highest average high temperature) are July, August, September and October (82°F).
The months with the lowest average high temperature are January, February and March (77°F).
- Average low temperature in March: 61°F
The month with the highest average low temperature is August (68°F).
The coldest months (with the lowest average low temperature) are January, February and March (61°F).
Average rainfall in March
Halawa, HI
- Average rainfall in March: 7"
The wettest month (with the highest rainfall) is January (7.4").
The driest month (with the least rainfall) is June (1.9").
Average rainfall days in March
Halawa, HI
- Average rainfall days in March: 12 days
The months with the highest number of rainy days are January, March, April and December (12 days).
The months with the least rainy days are June and September (7 days).
Average sea temperature in March
Halawa, HI
- Average sea temperature in March: 75°F
The best month for swimming (with the highest average sea temperature) is September (81°F).
The coldest months (with the lowest average sea temperature) are January, February, March and April (75°F).
Average daylight in March /
Average sunshine in March
Halawa, HI
- Average daylight in March: 12h and 0min
The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).
- Average sunshine in March: 8h
The months with the most sunshine are May, June, July, August and September (Average sunshine: 9h).
The months with the least sunshine are January, February, November and December (Average sunshine: 7h).
Average UV index in March
Halawa, HI
- Average UV index in March: 11
The months with the highest UV index are June, July and August (UV index 12).
The month with the lowest UV index is December (UV index 6).





