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

Looking to travel to Chelmsford in May? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In May, Chelmsford generally has pleasant temperatures and high rainfall. Throughout the day, temperatures typically settle at around 21°C. But by evening, they drop to around 8°C.

Chelmsford in May usually receives high rainfall, averaging around 103 mm for the month. Typically around 14 days of rainfall is expected.

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 in May and which places have the best weather 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 Chelmsford in May?

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 in May.

Cycling

9/10

Walking

9/10

Camping

3/10

Outdoor sports

9/10

Interested in more climate information?

Weather and Climate 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 climate conditions. Find out where to go with our weather planner.