Somerville, Massachusetts, United States Climate

Weather: 9°C/48.2°F, Wind SW at 4.63 km/h, 46% Humidity, 0% Chance of rain

United States
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Contents

Somerville Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Somerville has a Humid continental, no dry season, hot summer climate (Classification: Dfa). The district’s yearly temperature is 12.78ºC (55.0ºF) and it is 0.14% higher than United States’s averages. Somerville typically receives about 14.36 millimeters (0.57 inches) of precipitation and has 31.46 rainy days (8.62% of the time) annually.

CountryUnited States
CityMassachusetts
Longitude-71.0994968
Latitude42.3875968
Attitude/ElevationNonem (0ft)
Local timeSaturday 02:36
Annual high temperature15.47ºC (59.85ºF)
Annual low temperature8.12ºC (46.62ºF)
Average annual precip.14.36mm (0.57in)
Warmest monthJuly (30.62ºC / 87.12ºF)
Coldest MonthJanuary (-4.09ºC / 24.64ºF)
Wettest MonthDecember (19.36mm / 0.76in)
Driest MonthSeptember (8.59mm / 0.34in)
Number of days with rainfall (≥ 1.0 mm)31.46 days (8.62%)
Days with no rain333.54 days (91.38%)
Humidity66.12%

Climate Somerville: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)18.0(64.4)21.0(69.8)19.0(66.2)23.0(73.4)33.0(91.4)35.0(95.0)40.0(104.0)38.0(100.4)36.0(96.8)29.0(84.2)23.0(73.4)17.0(62.6)40.0(104.0)
Average high °C (°F)2.26(36.07)4.55(40.19)6.8(44.24)12.13(53.83)19.97(67.95)25.63(78.13)30.62(87.12)28.82(83.88)24.2(75.56)16.67(62.01)9.5(49.1)4.51(40.12)15.47(59.85)
Daily mean °C (°F)-0.1(31.82)2.13(35.83)4.25(39.65)9.51(49.12)16.9(62.42)22.73(72.91)27.46(81.43)25.89(78.6)21.21(70.18)14.06(57.31)6.99(44.58)2.33(36.19)12.78(55.0)
Average low °C (°F)-4.09(24.64)-1.81(28.74)0.17(32.31)4.69(40.44)11.16(52.09)16.7(62.06)21.45(70.61)20.61(69.1)16.61(61.9)10.09(50.16)3.1(37.58)-1.25(29.75)8.12(46.62)
Record low °C (°F)-20.0(-4.0)-18.0(-0.4)-12.0(10.4)-3.0(26.6)2.0(35.6)9.0(48.2)17.0(62.6)12.0(53.6)8.0(46.4)-3.0(26.6)-11.0(12.2)-11.0(12.2)-20.0(-4.0)
Average precipitation mm (inches)12.98(0.51)13.65(0.54)15.72(0.62)16.63(0.65)10.55(0.42)11.95(0.47)14.89(0.59)14.92(0.59)8.59(0.34)16.13(0.64)16.94(0.67)19.36(0.76)14.36(0.57)
Average precipitation days (≥ 1.0 mm)2.182.822.453.03.092.642.912.911.732.552.822.362.62
Average relative humidity (%)67.5167.6868.2663.5763.7862.862.9864.4865.6768.6567.1770.9166.12
Mean monthly sunshine hours6.778.528.7910.2212.5713.2113.5612.5310.367.966.586.739.82

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Somerville in recent years.

Somerville

Somerville Temperature by Month

July
27.46°C | 81.43°F
August
25.89°C | 78.6°F
June
22.73°C | 72.91°F
September
21.21°C | 70.18°F
May
16.9°C | 62.42°F
October
14.06°C | 57.31°F
April
9.51°C | 49.12°F
November
6.99°C | 44.58°F
March
4.25°C | 39.65°F
December
2.33°C | 36.19°F
February
2.13°C | 35.83°F
January
-0.1°C | 31.82°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature36.0°C (96.8°F)24.57°C (76.23°F)15.0°C (59.0°F)
Avg Temperature30.0°C (86.0°F)21.7°C (71.06°F)14.0°C (57.2°F)
Min Temperature25.0°C (77.0°F)17.43°C (63.37°F)12.0°C (53.6°F)
Dew PointMaxAverageMin
Dew Point21.0°C (69.8°F)14.6°C (58.28°F)6.0°C (42.8°F)
PrecipitationMaxAverageMinSum
Precipitation13.2mm | 0.52in2.0mm | 0.08in0.0mm | 0in60.1mm | 2.37in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind16.0kmh | 9.94mph9.4kmh | 5.84mph4.0kmh | 2.49mph
Gust Wind23.0kmh | 14.29mph12.77kmh | 7.93mph4.0kmh | 2.49mph
Sea Level PressureMaxAverageMin
Sea Level Pressure13.2mb2.0mb0.0mb
Somerville

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
September° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-09-0122 | 71.613 | 55.4627 | 4.3530.33 | 10270.0 | 0.0
2018-09-0227 | 80.616 | 60.8638 | 4.9730.24 | 10240.0 | 0.0
2018-09-0330 | 86.021 | 69.87010 | 6.2130.18 | 10222.3 | 0.09
2018-09-0428 | 82.420 | 68.0678 | 4.9730.18 | 10220.3 | 0.01
2018-09-0529 | 84.220 | 68.0689 | 5.5930.21 | 10230.0 | 0.0
2018-09-0630 | 86.021 | 69.87210 | 6.2130.09 | 10196.6 | 0.26
2018-09-0722 | 71.614 | 57.2658 | 4.9730.15 | 10210.3 | 0.01
2018-09-0820 | 68.011 | 51.8589 | 5.5930.15 | 10210.0 | 0.0
2018-09-0916 | 60.86 | 42.85214 | 8.730.27 | 10250.0 | 0.0
2018-09-1017 | 62.611 | 51.87115 | 9.3230.33 | 10274.7 | 0.19
2018-09-1124 | 75.220 | 68.0845 | 3.1130.15 | 10215.9 | 0.23
2018-09-1220 | 68.018 | 64.4907 | 4.3530.24 | 102412.0 | 0.47
2018-09-1321 | 69.818 | 64.4864 | 2.4930.27 | 10257.8 | 0.31
2018-09-1422 | 71.617 | 62.6815 | 3.1130.24 | 10240.1 | 0.0
2018-09-1524 | 75.217 | 62.6774 | 2.4930.18 | 10220.2 | 0.01
2018-09-1627 | 80.618 | 64.4715 | 3.1130.18 | 10220.0 | 0.0
2018-09-1726 | 78.818 | 64.47111 | 6.8430.06 | 10180.0 | 0.0
2018-09-1823 | 73.420 | 68.0878 | 4.9729.8 | 100913.2 | 0.52
2018-09-1918 | 64.415 | 59.08011 | 6.8429.94 | 10140.1 | 0.0
2018-09-2017 | 62.612 | 53.67510 | 6.2130.21 | 10230.1 | 0.0
2018-09-2120 | 68.013 | 55.46912 | 7.4630.18 | 10220.0 | 0.0
2018-09-2221 | 69.810 | 50.05315 | 9.3230.06 | 10180.1 | 0.0
2018-09-2319 | 66.27 | 44.6506 | 3.7330.24 | 10240.0 | 0.0
2018-09-2414 | 57.27 | 44.66315 | 9.3230.53 | 10340.0 | 0.0
2018-09-2516 | 60.813 | 55.48214 | 8.730.42 | 10302.0 | 0.08
2018-09-2626 | 78.820 | 68.08216 | 9.9429.97 | 10154.3 | 0.17
2018-09-2719 | 66.211 | 51.86311 | 6.8430.09 | 10190.0 | 0.0
2018-09-2815 | 59.011 | 51.8779 | 5.5930.06 | 10180.1 | 0.0
2018-09-2920 | 68.012 | 53.6658 | 4.9730.15 | 10210.0 | 0.0
2018-09-3018 | 64.48 | 46.4548 | 4.9730.3 | 10260.0 | 0.0

Somerville 3 Year Historical Weather Data

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