The weather in May in Bellingham

It's pleasantly warm in May in Bellingham with an average temperature of 21°C. Temperatures this month range from a low of 15°C to a high of 27°C. At night, you can expect temperatures between 6°C and 14°C.

Looking for sun? May isn’t a good month to be in Bellingham. The temperature is nice, but there’s too much chance of rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in May for Bellingham, Massachusetts. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 34°C in 2017, Bellingham reached the highest temperature in May over the past 10 years. The lowest daytime temperature in this month was 6°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of -1°C to a highest value of 20°C.

Rainfall amount

In May, there is an average of 108 mm of precipitation, spread over 15 days. The wind speed is around 4 Bft, mostly coming from the South.

Daily weather in May for Bellingham

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

May weather comparison

  Bellingham New York
Average temperature 21°C 22°C
Max. temperature 27°C 28°C
Min. temperature 6°C -5°C
Total precipitation 108 mm 105 mm
Rainy days 15 days 14 days

Start of May

The month of May starts in Bellingham with mild temps, averaging around 18°C during the day and nights around 9°C.

Mid May

By mid-May, daytime temps rise to around 22°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.

End of May

By the end of May, the average daytime temperature in Bellingham is around 24°C, while nighttime temps are about 12°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.

Find affordable trips to Bellingham

UV index

The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

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

Temperature charts

These charts show the average temperatures in May in Bellingham, Massachusetts. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in May in Bellingham

Temperature in May in Bellingham over the years

Precipitation charts

These charts show the average amount of precipitation in May in Bellingham, Massachusetts. 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.

Daily Precipitation in May in Bellingham

Total precipitation in May in Bellingham over the years

Daily UV index in May in Bellingham

This chart shows the average daily UV index in May in Bellingham, 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.

Weather experiences in May in Bellingham

Have you been to Bellingham in May?

Share your weather experience in May in Bellingham.

Your email will not be shown in the review and will not be shared with others.

Average weather in Bellingham by month

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