Lowell
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Lowell Weather in May

May in Lowell averages 21°C (70°F) during the day and 8°C (46°F) at night. Quite a bit of rainfall is typical this month, with around 106 mm (4.2 in) on average. An umbrella is a good idea.

Rainfall in Lowell in May

Historically, May sees about 14 days of rain, with a monthly average of 106 mm (4.2 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Lowell in May

In May, expect pleasant temperatures in Lowell, with highs of 21°C (70°F) and lows of 8°C (46°F) at night. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With lows around 8°C (46°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Lowell in May

The city usually sees around 301 hours of sunlight, indicating many sunny days , a great month for sightseeing.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. September typically offers the best weather for Lowell.

Lowell Temperature in May

Min Temperature
8°C (46°F)
Max Temperature
21°C (70°F)
Chance of Rain
47%
Precipitation
106 mm (4.2 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).

Lowell Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Lowell - 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 Lowell in May

Pleasant temperatures in May mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Lowell in May

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

Lowell 3-Day Forecast

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.