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United StatesThe climate of Ilwaco
The current climate in Ilwaco features temperatures ranging from a high of 22°C to a low of 10°C throughout the year. The average yearly temperature is around 16°C. At night, temperatures in the colder months average around 4°C and in the warmer months around 13°C.
Average temperatures and precipitation
This chart shows the average monthly maximum and minimum temperatures (in degrees Celsius) and average monthly rainfall (in millimeters) for Ilwaco, Washington.
Temperature records
The highest temperature recorded in Ilwaco in recent years was 39°C in June 2021. The lowest daytime temperature recorded was -2°C in February 2014.
Precipitation and snowfall
On average, Ilwaco gets 3292 mm of precipitation each year. Of this, about 2,0 cm is snowfall. For comparison, New York gets 1142 mm of precipitation each year.
Best time to visit Ilwaco?
The best time to visit Ilwaco for mild to warm weather is July and August. You might get some rain, but the temperatures are just right to explore Ilwaco.
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Climate Table of Ilwaco
The climate table of Ilwaco shows the average temperatures, rainfall, snow, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 11 | 10 | 12 | 14 | 17 | 19 | 21 | 22 | 21 | 17 | 13 | 10 |
| Temp. min (°C) | 5 | 4 | 5 | 7 | 10 | 12 | 13 | 14 | 12 | 9 | 6 | 4 |
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| Precipitation (mm) | 520 | 384 | 264 | 260 | 137 | 75 | 24 | 30 | 149 | 376 | 620 | 453 |
| Snow (cm) | 0 | 1,0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1,0 |
| UV Index | 2 | 3 | 4 | 5 | 6 | 5 | 6 | 5 | 6 | 2 | 2 | 1 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
Temperature charts
These charts display the average temperatures in Ilwaco, Washington. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Average Temperature per Month in Ilwaco
Yearly Temperature in Ilwaco
Precipitation charts
These charts show the average amount of precipitation in Ilwaco, Washington. Precipitation is always measured as water, even when it falls as snow or hail. The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Average Precipitation per Month in Ilwaco
Total Yearly Precipitation in Ilwaco
Average Snowfall per Month in Ilwaco
Total Yearly Snowfall in Ilwaco
UV index chart
This chart shows the average UV index per month in Ilwaco, Washington. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Average UV Index per Month in Ilwaco
Weather experiences in Ilwaco
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Average weather in Ilwaco by month
Click on a month below to see detailed weather info for Ilwaco. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.