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Weather in Massachusetts for May 2027

Your guide to Massachusetts weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in Massachusetts at the beginning of May is 15 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 20.2 °C by the end of May.

    • Rain 🌧️

  • The climate of Massachusetts in May is notably wet, with an average of 11 rainy days, and a total of 148.8 mm of precipitation.

    • More

  • Is May a good time to visit Massachusetts? check out the best time to travel to Massachusetts page.

  • ✨ Is May a good time to visit Massachusetts? – Ask the AI Weatherman

Average dry days
20
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
18°/10°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
68 %
Avg humidity

Massachusetts Weather May

Move between months or click on a day
April
June
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Light rain
15°
2
Light rain
16°
3
Patchy rain possible
13°
4
Heavy rain at times
13°
5
Moderate or heavy rain shower
15°
6
Moderate rain
17°
7
Patchy rain possible
17°
8
Patchy rain possible
15°
9
Light rain
14°
10
Light rain
16°
11
Patchy rain possible
16°
12
Cloudy
18°
13
Patchy rain possible
18°
14
Light rain
20°
15
Patchy rain possible
19°
16
Partly cloudy
22°
17
Light rain
20°
18
Partly cloudy
20°
19
Patchy rain possible
19°
20
Light rain
20°
21
Light rain
22°
22
Heavy rain
21°
23
Light rain
20°
24
Light rain
18°
25
Patchy rain possible
19°
26
Overcast
23°
27
Light rain
23°
28
Light rain
22°
29
Light rain
18°
30
Moderate or heavy rain shower
17°
31
Moderate rain at times
20°

What’s the Weather Like in Massachusetts This May?

Discover the average temperatures and weather trends across Massachusetts’s cities this May.
Patchy rain possibleBoston18 °C / 10 °CPatchy rain possibleWorcester18 °C / 9 °CPatchy rain possibleSpringfield19 °C / 9 °CPatchy rain possibleNew Bedford17 °C / 10 °CPatchy rain possiblePittsfield16 °C / 7 °CPatchy rain possibleHyannis16 °C / 10 °CMore Locations

Temperatures trend during May in Massachusetts

See the weather trend as well as the moving average line

May weather in Massachusetts day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
May 1 Light rain
Light rain
 15° /7° 3 mm 5
May 2 Light rain
Light rain
 16° /8° 4.4 mm 4
May 3 Patchy rain possible
Patchy rain possible
 13° /8° 1.1 mm 3
May 4 Heavy rain at times
Heavy rain at times
 13° /7° 8.6 mm 4
May 5 Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /8° 8.9 mm 4
May 6 Moderate rain
Moderate rain
 17° /9° 10.8 mm 5
May 7 Patchy rain possible
Patchy rain possible
 17° /10° 1.7 mm 5
May 8 Patchy rain possible
Patchy rain possible
 15° /9° 1.2 mm 5
May 9 Light rain
Light rain
 14° /7° 5.3 mm 4
May 10 Light rain
Light rain
 16° /8° 3.4 mm 4
May 11 Patchy rain possible
Patchy rain possible
 16° /9° 0.3 mm 5
May 12 Cloudy
Cloudy
 18° /8° 0.3 mm 5
May 13 Patchy rain possible
Patchy rain possible
 18° /10° 0.2 mm 5
May 14 Light rain
Light rain
 20° /11° 3.6 mm 5
May 15 Patchy rain possible
Patchy rain possible
 19° /12° 2 mm 4
May 16 Partly cloudy
Partly cloudy
 22° /13° 0.4 mm 6
May 17 Light rain
Light rain
 20° /12° 4.6 mm 5
May 18 Partly cloudy
Partly cloudy
 20° /10° 0 mm 6
May 19 Patchy rain possible
Patchy rain possible
 19° /11° 0.4 mm 5
May 20 Light rain
Light rain
 20° /12° 6.6 mm 5
May 21 Light rain
Light rain
 22° /12° 8.9 mm 6
May 22 Heavy rain
Heavy rain
 21° /12° 33.7 mm 6
May 23 Light rain
Light rain
 20° /12° 6.1 mm 6
May 24 Light rain
Light rain
 18° /11° 3.9 mm 5
May 25 Patchy rain possible
Patchy rain possible
 19° /10° 1.4 mm 5
May 26 Overcast
Overcast
 23° /12° 0.1 mm 6
May 27 Light rain
Light rain
 23° /13° 2.5 mm 6
May 28 Light rain
Light rain
 22° /14° 3.9 mm 6
May 29 Light rain
Light rain
 18° /11° 6.5 mm 5
May 30 Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /10° 6.5 mm 5
May 31 Moderate rain at times
Moderate rain at times
 20° /9° 8.5 mm 6
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Important Notice
Our weather forecast for Massachusetts in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Massachusetts forecast closer to your planned date for the most up-to-date weather information.
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Massachusetts in May - FAQ

What are the expected maximum and minimum temperatures in Massachusetts during May?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Massachusetts during May?
Significant rainfall exceeding 148.8 mm is expected in Massachusetts during May, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Massachusetts during May?
The average wind speed in Massachusetts during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Massachusetts

Explore the daily rainfall trends and prepare for Massachusettss May weather 💧
Typically, Massachusetts has 11 rainy days in May with a total of 148.8 mm of rainfall.

UV exposure in Massachusetts during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
Counties in Massachusetts
Select a county for an accurate weather forecast
Barnstable CountyBerkshire CountyBristol CountyHampden CountySuffolk CountyWorcester County
Top locations in Massachusetts
Select a location for an accurate weather forecast
BostonHyannisNew BedfordPittsfieldSpringfieldWorcester
More Locations
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