Chelmsford weather in May (Massachusetts, United States of America)

What kind of temperatures can you expect in Chelmsford during May? Is now the perfect time to visit? Find all the weather insights for this month on this page.

Temperatures

During May, Chelmsford usually has pleasant temperatures and high rainfall. You can expect daytime temperatures to reach around 21°C, while the nights will see a decline to about 8°C.

Precipitation

Chelmsford in May usually receives high rainfall, averaging around 103 mm for the month. Historically, approximately 14 days this month are expected to have rain.

Average sunshine

With around 301 hours of sunshine, the days are mostly sunny. It gives a pleasant and vibrant feel to the area.

If your ideal day consists of dry skies and moderate temperatures September generally stands out with the best circumstances. While January, February, March and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Chelmsford climate page with graphs.

 

Chelmsford, monthly averages in May

Min Temperature 8°C  

Max Temperature 21°C  

Chance of Rain 47%  

Precipitation 103 mm  

Rainy days 14 days  

Humidity 67% *  

Sunshine 301 hours *  

Percentage Sunshine 59% *  

Data from: Boston, the United States of America (37 KM, 23 Miles).

Where to go in the United States of America in May

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Chelmsford, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

9/10

Walking

9/10

Camping

3/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Chelmsford.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.