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Normal weather for Coos Bay in May

It's cool to moderate in May in Coos Bay with an average temperature of 16°C. Temperatures this month range from a low of 14°C to a high of 19°C. At night, you can expect temperatures between 7°C and 11°C.

In May, there is an average of 121 mm of precipitation, spread over 12 days. The wind speed is around 5 Bft, mostly coming from the West.

Coos Bay in May

New York
Temperature Average Temperature
16°C 22°C
Sun High Temp
19°C 28°C
Sun Low Temp
14°C 17°C
Rain Total Precipitation
121 mm 105 mm
Rain Rainy Days
12 days 14 days

Start of May

The month of May starts in Coos Bay with cool temps, averaging around 16°C during the day and nights around 9°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.

With the temperature difference between day and night, it’s smart to wear layers. During the day, choose a light jacket, sweater or hoodie, and long pants. In the evening and morning, go for a warm jacket, sweater or hoodie, and long pants.

Mid May

By mid-May, daytime temps rise to around 17°C, with nights around 10°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.

Since it cools down at night, it’s a good idea to wear layers. During the day, choose a light jacket, sweater or hoodie, and long pants. In the evening and morning, go for a warm jacket, sweater or hoodie, and long pants.

End of May

By the end of May, the average daytime temperature in Coos Bay is around 17°C, while nighttime temps are about 11°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.

Because temperatures drop in the evening, wearing layers is recommended. During the day, choose a light jacket, sweater or hoodie, and long pants. In the evening and morning, go for a warm jacket, sweater or hoodie, and long pants.

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UV index

The UV index is a maximum of 5 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.

Is May a good time to visit Coos Bay?

Looking for sun and warm weather? May isn’t a good month to be in Coos Bay. The temperatures are too low for a warm stay this month.

Temperature records for Coos Bay in May

Check out the climate of Coos Bay for all months and discover the best travel time

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Daily Temperature in May in Coos Bay

This chart shows the average daily high and low temperatures in May for Coos Bay, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.

Daily Temperature in May in Coos Bay

Daily Precipitation in May in Coos Bay

The chart below shows the average daily precipitation in May for Coos Bay, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.

A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for May, you can expect about 12 days of precipitation in Coos Bay.

Daily Precipitation in May in Coos Bay

Daily UV Index in May in Coos Bay

This chart shows the average daily UV index in May in Coos Bay, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Daily UV Index in May in Coos Bay

Temperature in May in Coos Bay Over the Years

This chart shows the average temperature in May in Coos Bay, measured in degrees Celsius, over the past few years.

Temperature in May in Coos Bay Over the Years

Total Precipitation in May in Coos Bay Over the Years

This chart shows the average precipitation in May in Coos Bay, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.

Precipitation in May in Coos Bay Over the Years

Daily Climate in May for Coos Bay

Click on any day in May to get detailed info about the usual weather on that day in Coos Bay. Check out the historical temperatures and precipitation over the past 10 years on this day.

Weather experiences in May in Coos Bay

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Average Weather in Coos Bay by Month

Click on a month below to see detailed weather info for Coos Bay. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.


Or check out the climate of Coos Bay for all months at once

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