Middleboro climate — normals and trends
Middleboro (United States) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 10.4 °C and it receives 1,074 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (22.6 °C on average) and the coldest is January (-1.4 °C). Rainfall peaks in December.
Middleboro averages 96 frost days, 17 hot days (≥ 30 °C) and 119 rainy days per year.
Middleboro has warmed by +1.5 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The number of frost days there went from about 103 to 89 per year over the period.
The hottest day of the period reached 39.5 °C (on 24 June 2025) and the coldest -24.8 °C (on 13 February 1967).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
MiddleboroMassachusetts
- coords
- 41.89°, -70.91°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
10.4°C
Average daily high
14.9°C
Average daily low
6.3°C
Annual rainfall
1,074mm
Sunshine / day
8.7h
Mean relative humidity
70%
Average peak wind
18.2km/h
Seasonal range
24.0°C
Frost days (< 0 °C)
96 d/yr
Hot days (≥ 30 °C)
17 d/yr
Rainy days (≥ 1 mm)
119 d/yr
Annual snowfall
91.2 cm
Average feels-like high
13.1 °C
Average feels-like low
3.4 °C
Average peak gust
42.5 km/h
Tropical nights (≥ 20 °C)
20 d/yr
Solar radiation
14.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.38 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
39.5 °C
24 June 2025
Coldest day
-24.8 °C
13 February 1967
Wettest day
116 mm
29 August 2009
Windiest day
61.5 km/h
31 August 1954
Strongest gust
149.4 km/h
31 August 1954
Hottest feels-like
43.5 °C
27 August 1948
Coldest feels-like
-30.5 °C
13 February 1967
Snowiest day
34.4 cm
1 April 1997
Sunniest day
14.8 h
10 June 1941
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 2.1 °C | -0.4 °C | 48 mm | -47 mm |
| Feb | 3.8 °C | +0.2 °C | 79 mm | -7 mm |
| Mar | 10.2 °C | +2.6 °C | 104 mm | +3 mm |
| Apr | 15.2 °C | +1.9 °C | 100 mm | +5 mm |
| May | 19.1 °C | +0.2 °C | 134 mm | +49 mm |
| Jun | 25.6 °C | +1.6 °C | 49 mm | -33 mm |
| Jul | 28.4 °C | +1.1 °C | 94 mm | +17 mm |
| Aug | 25.7 °C | -0.6 °C | 37 mm | -49 mm |
| Sep | 23.2 °C | +0.9 °C | 62 mm | -20 mm |
| Oct | 17.1 °C | +0.4 °C | 100 mm | +11 mm |
| Nov | 10.4 °C | -0.4 °C | 56 mm | -40 mm |
| Dec | 3.3 °C | -1.7 °C | 90 mm | -12 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Middleboro?
Middleboro has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 10.4 °C and it receives 1,074 mm of precipitation per year.
What is the hottest day ever recorded in Middleboro?
The hottest day measured in Middleboro between 1940 and 2025 was 24 June 2025, reaching 39.5 °C.
What is the coldest day in Middleboro?
The coldest day measured in Middleboro between 1940 and 2025 was 13 February 1967, at -24.8 °C.
Does it snow in Middleboro?
Yes. Middleboro gets on average 91.2 cm of snow per year and has around 96 frost days.
Has the climate of Middleboro warmed?
Yes: Middleboro warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Middleboro?
The wettest day measured in Middleboro between 1940 and 2025 was 29 August 2009, with 116 mm of rain in 24 hours.
What was the windiest day in Middleboro?
The windiest day measured in Middleboro between 1940 and 2025 was 31 August 1954, with winds reaching 61.5 km/h.
What is the warmest month in Middleboro?
The warmest month in Middleboro is July (22.6 °C on average); the coldest is January (-1.4 °C).
How much does it rain in Middleboro?
Middleboro receives on average 1,074 mm of precipitation per year, spread over about 119 rainy days.
Is it sunny in Middleboro?
Middleboro gets on average 8.7 hours of sunshine per day, roughly 3,175 hours per year over 1940-2025.
What is the biggest single-day snowfall in Middleboro?
The heaviest 24-hour snowfall measured in Middleboro between 1940 and 2025 was 1 April 1997, with 34.4 cm.
Are there tropical nights in Middleboro?
Yes: Middleboro has on average 20 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Middleboro?
In Middleboro, between 1940 and 2025, the highest apparent temperature reached 43.5 °C on 27 August 1948, and the lowest was -30.5 °C on 13 February 1967.
Compare Middleboro with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Middleboro