Homer — Water Temperature in August

Water Temperature Range

9°C

minimum

11°C

average

13°C

maximum

Get instant access to real-time water temperatures for this and all other locations with our iOS and Android apps.

Water Temperature Chart for Month

The chart shows the average daily water temperature for each day of the month based on historical data.

Table of Water Temperatures by Day of the Month for Previous Years

Day	2025	2024	2023	2022
AUG 1	11°C	11°C	11°C	9°C
AUG 2	12°C	12°C	11°C	13°C
AUG 3	12°C	12°C	11°C	13°C
AUG 4	11°C	12°C	11°C	9°C
AUG 5	12°C	12°C	12°C	10°C
AUG 6	12°C	12°C	12°C	13°C
AUG 7	11°C	12°C	12°C	9°C
AUG 8	12°C	13°C	11°C	13°C
AUG 9	11°C	12°C	11°C	9°C
AUG 10	11°C	12°C	11°C	10°C
AUG 11	12°C	12°C	11°C	11°C
AUG 12	11°C	12°C	11°C	10°C
AUG 13	11°C	12°C	11°C	10°C
AUG 14	11°C	11°C	10°C	10°C
AUG 15	11°C	12°C	11°C	10°C
AUG 16	12°C	11°C	11°C	12°C
AUG 17	12°C	11°C	11°C	12°C
AUG 18	11°C	12°C	10°C	9°C
AUG 19	12°C	12°C	11°C	11°C
AUG 20	12°C	12°C	11°C	11°C
AUG 21	12°C	12°C	11°C	11°C
AUG 22	11°C	12°C	11°C	11°C
AUG 23	12°C	12°C	11°C	13°C
AUG 24	11°C	12°C	11°C	9°C
AUG 25	11°C	11°C	10°C	12°C
AUG 26	11°C	11°C	11°C	12°C
AUG 27	11°C	11°C	10°C	10°C
AUG 28	11°C	11°C	10°C	11°C
AUG 29	11°C	11°C	11°C	12°C
AUG 30	11°C	11°C	11°C	12°C
AUG 31	11°C	11°C	11°C	11°C

August: Climate and Swimming Opportunities

Average Night Air Temperature

9°C

Average Day Air Temperature

16°C

Precipitation Amount per Month

68 mm

Number of Rainy Days

Daylight per Day

15 hrs

Sunshine per Day

6 hrs

Average Wind Speed

12 km/h

Average Humidity

82%

With such a ratio between the average monthly temperatures of water and air, swimming feels very cold and is only for cold-water enthusiasts. Most people will prefer just a brief splash, because warming up afterward can take time.