What’s the climate like in Ilwaco?
The current climate of Ilwaco features average monthly temperatures ranging from highs of 22°C during the day to lows of 10°C. 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.
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.
On average, Ilwaco gets 3292 mm of precipitation each year. Of this, about 2,0 cm is snowfall. For comparison, London gets 701 mm of precipitation each year.
Best time to visit Ilwaco?
The best time to visit Ilwaco for pleasant to warm weather is July and August. There might be some rain during this period, but the temperatures are just right for exploring Ilwaco.
Climate Table of Ilwaco
The climate table of Ilwaco shows the average temperatures, precipitation, snow, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
| Precipitation |  |
|
|
|
|
|
|
|
|
|
|
|
| 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.
- Average yearly temperature: 16°C
- Highest temperature: 22°C in August
- Lowest temperature: 10°C in February and December
- Precipitation*: 3292 mm per year, averaging 274 mm per month
- Snowfall: 2,0 cm per year
- Driest months: 24 mm in July, 30 mm in August and 75 mm in June
- Wettest months: 620 mm in November, 520 mm in January and 453 mm in December
*Precipitation is measured as a combination of rain, snow, and hail
Plan your next holiday
Don’t miss the best holiday deals for Ilwaco and see what our partners have for you.
Table of Contents
Average Temperature per Month in Ilwaco
This graph shows the average maximum temperatures per month in Ilwaco, Washington. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in Ilwaco
This graph shows how much precipitation Ilwaco, Washington, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.
Average Snowfall per Month in Ilwaco
This graph shows how much snow Ilwaco, Washington, gets on average per month. The amount of snowfall is measured in centimetres and the average is calculated based on the recorded snowfall per month from past years.
Average UV Index per Month in Ilwaco
This graph 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.
Yearly Temperature in Ilwaco
This graph shows the average yearly temperature in Ilwaco, Washington. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in Ilwaco
This chart shows the total yearly precipitation in Ilwaco, Washington, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.
Total Yearly Snowfall in Ilwaco
This chart shows the total yearly snowfall in Ilwaco, Washington, over the past few years. The total yearly snowfall, measured in centimetres, is the sum of all the snow that fell in the twelve months of that year.
Weather experiences in Ilwaco
Have you been to Ilwaco?
Share your weather experiences in Ilwaco.
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.
