Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
Chelmsford Weather in May
May in Chelmsford typically sees daytime highs of 21°C (70°F) and nighttime lows of 8°C (46°F). Rainfall is also possible this month, so it's worth packing an umbrella.
Rainfall in Chelmsford in May
Based on our climate data of the past 30 years, about 14 days of rain are anticipated, with 103 mm (4.1 in) on average. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Chelmsford in May
May in Chelmsford brings typical temperatures with highs around 21°C (70°F) and lows of 8°C (46°F). Conditions are often most pleasant around the middle of the day. With overnight lows of 8°C (46°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.
Sunshine in Chelmsford in May
With approximately 301 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.For Chelmsford itself, September generally stands out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Chelmsford Temperature in May
Min Temperature
8°C (46°F)
Max Temperature
21°C (70°F)
Chance of Rain
47%
Precipitation
103 mm (4.1 in)
Rainy days
14 days
Humidity
67% *
Sunshine
301 hours *
Percentage Sunshine
59% *
* Data from: Boston, the United States of America (37 KM, 23 Miles).
Chelmsford Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Chelmsford - and find the best time to visit.
Best Places 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. See all of the United States of America in May →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Chelmsford in May
For Chelmsford in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Chelmsford in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
-
Cycling9/10 -
Walking9/10 -
Camping3/10 -
Outdoor sports9/10
Chelmsford 3-Day Forecast
More climate data for Chelmsford
Temperature Rainfall Sunshine Humidity
See the full Chelmsford climate overview or explore weather in the United States of America.
Popular in May
Where to go in May - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Yosemite National Park is definitely worth a visit
The 10 most alternative cities in the United States
Discover the top 10 fun and alternative U.S. cities rich in art, culture, and adventure. From Portland's hippy charm to Sedona's stunning landscapes.
Sedona: Explore Majestic Red Rock Landscapes
A picturesque artists' town surrounded by red rocks and known for its spirituality, vortex energy, and stunning hikes like Cathedral Rock.
10 most idyllic villages to visit in the United States
Discover 10 idyllic villages in the USA, from California to Vermont. Explore their unique charm, rich history, stunning nature, and vibrant arts scenes.