Ewa Beach
Hawaii, USA
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Ewa Beach, HI

January, the same as December, is a moderately hot winter month in Ewa Beach, Hawaii, with average temperature ranging between min 63.1°F (17.3°C) and max 80.4°F (26.9°C).

Temperature

January is the coldest month, with an average high-temperature of 80.4°F (26.9°C) and an average low-temperature of 63.1°F (17.3°C).

Rainfall

During January, Ewa Beach regularly aggregates up to 3.1" (78.7mm) of precipitation. Throughout the year, in Ewa Beach, 19.7" (500.5mm) of rain is accumulated.

Ocean temperature

In January, the average ocean temperature is 76.8°F (24.9°C).
Note: For individuals prone to feeling cold, swimming in 73.4°F (23°C) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 76.8°F (24.9°C).

Daylight

In Ewa Beach, Hawaii, the average length of the day in January is 11h.

What is the coldest month in Ewa Beach?

January is the coldest month, with an average high-temperature of 80.4°F (26.9°C) and an average low-temperature of 63.1°F (17.3°C).

What is the temperature in January in Ewa Beach?

The average high-temperature, in January, in Ewa Beach, is 80.4°F (26.9°C), while the average low-temperature is 63.1°F (17.3°C).

How much does it rain in Ewa Beach in January?

Throughout January, 3.1" (78.7mm) of precipitation is accumulated.

How warm is the water in January in Ewa Beach?

In January, the average ocean temperature is 76.8°F (24.9°C). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 76.8°F (24.9°C) water.

What is the average length of the day in January in Ewa Beach?

The average length of the day in January in Ewa Beach is 11h.
Average temperature in January - Ewa Beach, HI
  • Average high temperature in January: 80.5°F

Warmest months (with the highest average high temperature) are August and September (88.3°F).
The month with the lowest average high temperature is January (80.5°F).

  • Average low temperature in January: 63.2°F

The month with the highest average low temperature is August (71.4°F).
The coldest month (with the lowest average low temperature) is February (62.7°F).

Average rainfall in January - Ewa Beach, HI
  • Average rainfall in January: 3.1"

The wettest month (with the highest rainfall) is December (3.3").
Driest months (with the lowest rainfall) are June and August (0.4").

Average sea temperature in January - Ewa Beach, HI
  • Average sea temperature in January: 76.9°F

The best month for swimming (with the highest average sea temperature) is September (80.6°F).
The coldest month (with the lowest average sea temperature) is March (75.7°F).

Average daylight in January - Ewa Beach, HI
  • Average daylight in January: 11h

The month with the longest days is June (Average daylight: 13.4h).
The month with shortest days is December (Average daylight: 10.9h).