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Sea Temperature in Ilwaco in September
© Alex Polukhin
Complete information on the sea temperature range in the Pacific Ocean in Ilwaco in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Ilwaco. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Water Temperature Range in Ilwaco in September
54°F
MINIMUN
57°F
AVERAGE
61°F
MAXIMUM
Historical Data of Water Temperature in September in Ilwaco
Water Temperature Chart for Pacific Ocean in Ilwaco in September
Sea Temperature Table in Ilwaco in September Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Sep 1 | 57°C | 54°C | 57°C | 57°C |
| Sep 2 | 57°C | 57°C | 57°C | 58°C |
| Sep 3 | 57°C | 55°C | 57°C | 57°C |
| Sep 4 | 57°C | 55°C | 57°C | 57°C |
| Sep 5 | 57°C | 61°C | 57°C | 59°C |
| Sep 6 | 57°C | 61°C | 57°C | 58°C |
| Sep 7 | 57°C | 54°C | 57°C | 57°C |
| Sep 8 | 59°C | 57°C | 59°C | 58°C |
| Sep 9 | 57°C | 54°C | 57°C | 56°C |
| Sep 10 | 59°C | 61°C | 57°C | 59°C |
| Sep 11 | 59°C | 59°C | 57°C | 59°C |
| Sep 12 | 59°C | 57°C | 57°C | 58°C |
| Sep 13 | 59°C | 57°C | 57°C | 58°C |
| Sep 14 | 59°C | 55°C | 57°C | 58°C |
| Sep 15 | 57°C | 55°C | 59°C | 58°C |
| Sep 16 | 57°C | 59°C | 59°C | 58°C |
| Sep 17 | 57°C | 55°C | 59°C | 58°C |
| Sep 18 | 57°C | 54°C | 57°C | 56°C |
| Sep 19 | 59°C | 55°C | 57°C | 57°C |
| Sep 20 | 59°C | 57°C | 57°C | 58°C |
| Sep 21 | 59°C | 59°C | 57°C | 58°C |
| Sep 22 | 59°C | 59°C | 57°C | 58°C |
| Sep 23 | 59°C | 57°C | 57°C | 57°C |
| Sep 24 | 59°C | 59°C | 57°C | 58°C |
| Sep 25 | 57°C | 57°C | 57°C | 57°C |
| Sep 26 | 57°C | 61°C | 57°C | 57°C |
| Sep 27 | 57°C | 59°C | 59°C | 58°C |
| Sep 28 | 59°C | 57°C | 59°C | 57°C |
| Sep 29 | 57°C | 57°C | 59°C | 57°C |
Ilwaco Climate and Swimming Opportunities in September
68°F
Average Day Air Temperature
48°F
Average Night Air Temperature
3 in
Precipitation Amount per Month
9 days
Number of Rainy Days
12 hrs
Daylight
per Day
7 hrs
Sunshine
per Day
8 mph
Average Wind Speed
79%
Average
humidity
Ilwaco lies within the Washington in United States. The average daytime temperature in Ilwaco in September is 68°F (20°C), while the nighttime average is 48°F (9°C). There are typically nine rainy days during the month, with a total precipitation of 3.0 inches (75 mm). The daylight duration in September in Ilwaco is 12 hours, with an average of 7 hours of sunshine per day. The average wind speed in September is 8 mph (13 km/h), and the humidity level is around 79%.
The water temperature in Ilwaco in September ranges from 55°F to 59°F (13°C to 15°C). At the beginning of the month, the average temperature is around 57°F (14°C), shifting to 57°F (14°C) by mid-September and reaching 57°F (14°C) in the last ten days. Overall, the average sea temperature in Ilwaco for September is 57°F (14°C). Ideal conditions for a refreshing swim, though some may still find it a bit cool.
Sea Temperature in September in Nearby Cities
Frequently Asked Questions About Water Temperatures in September in Ilwaco
What is the sea temperature in Ilwaco in September?
The water temperature in the Pacific Ocean in Ilwaco in September ranges from 55°F to 59°F (13°C to 15°C).
Is it possible to swim in the Pacific Ocean in Ilwaco in September?
The average sea temperature in Ilwaco in September is 57°F (14°C), and the air temperature is 68°F (20°C), so ideal conditions for a refreshing swim, though some may still find it a bit cool.