What is the current water temperature in Honolulu?

As of now, in Honolulu, the water temperature is 25.69°F. It's safe to say that the water is comfortably warm for various water-related activities.

United States > Honolulu

Water temperature in Honolulu

Detailed information about the current water temperature in Honolulu. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.

78.2

°F

November 21, 00:08

Trend:

stable

Yesterday:

78.0°F

Tomorrow:

78.2°F

Sunrise:

06:47

Sunset:

17:48

Day Length:

11 h. 1 min.

Honolulu in November

Minimum:

75.9°F

Average:

77.0°F

Maximum:

78.3°F

Sea water temperature in Honolulu today

As of now, in Honolulu, the water temperature is 78.2°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.3°F lower than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 81.3°F on 2019, while the historical minimum was 78.8°F on 2023.

latest data

last year

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 77.9°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Honolulu

Date	Current Year actual* / forecast**	last year	10 years average
Nov 7	79.1°F	80.5°F	80.5°F
Nov 8	79.1°F	80.6°F	80.4°F
Nov 9	79.1°F	80.5°F	80.4°F
Nov 10	79.1°F	80.4°F	80.4°F
Nov 11	79.0°F	80.3°F	80.3°F
Nov 12	79.0°F	80.3°F	80.3°F
Nov 13	78.9°F	80.1°F	80.2°F
Nov 14	78.8°F	80.1°F	80.1°F
Nov 15	78.5°F	79.7°F	79.9°F
Nov 16	78.4°F	79.6°F	79.8°F
Nov 17	78.2°F	79.3°F	79.7°F
Nov 18	78.4°F	79.0°F	79.6°F
Nov 19	78.1°F	78.9°F	79.6°F
Nov 20	78.0°F	79.0°F	79.5°F
Nov 21	78.2°F	78.8°F	79.5°F
Nov 22	78.2°F	78.6°F	79.5°F
Nov 23	78.1°F	78.5°F	79.4°F
Nov 24	78.1°F	78.8°F	79.4°F
Nov 25	78.0°F	78.5°F	79.3°F
Nov 26	77.8°F	78.7°F	79.1°F
Nov 27	77.8°F	78.7°F	79.1°F
Nov 28	77.7°F	78.6°F	79.0°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Honolulu by month

In Honolulu, the water temperature is comfortable for swimming all year round.

The warmest water in Honolulu was recorded on September 10, 2015, reaching a 84.3°F. While the coldest temperature occurred on March 2, 2019, dipping to 73.7°F. The average readings by season are 77.0°F in Winter, 76.9°F in Spring, 79.9°F in Summer, and 80.8°F in Autumn.