Somerville, Massachusetts, United States Climate
Weather: 12.79°C/55.02°F, Wind SW at 1.54 km/h, 81% Humidity, 0% Chance of rain
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.
Country | United States |
City | Massachusetts |
Longitude | -71.0994968 |
Latitude | 42.3875968 |
Attitude/Elevation | Nonem (0ft) |
Local time | Wednesday 08:01 |
Annual high temperature | 15.47ºC (59.85ºF) |
Annual low temperature | 8.12ºC (46.62ºF) |
Average annual precip. | 14.36mm (0.57in) |
Warmest month | July (30.62ºC / 87.12ºF) |
Coldest Month | January (-4.09ºC / 24.64ºF) |
Wettest Month | December (19.36mm / 0.76in) |
Driest Month | September (8.59mm / 0.34in) |
Number of days with rainfall (≥ 1.0 mm) | 31.46 days (8.62%) |
Days with no rain | 333.54 days (91.38%) |
Humidity | 66.12% |
Climate Somerville: Weather By Month
Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Nov | Oct | Dec | Year |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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) | 2.18 | 2.82 | 2.45 | 3.0 | 3.09 | 2.64 | 2.91 | 2.91 | 1.73 | 2.55 | 2.82 | 2.36 | 2.62 |
Average relative humidity (%) | 67.51 | 67.68 | 68.26 | 63.57 | 63.78 | 62.8 | 62.98 | 64.48 | 65.67 | 68.65 | 67.17 | 70.91 | 66.12 |
Mean monthly sunshine hours | 6.77 | 8.52 | 8.79 | 10.22 | 12.57 | 13.21 | 13.56 | 12.53 | 10.36 | 7.96 | 6.58 | 6.73 | 9.82 |
Climate Graph
The chart below shows the mean monthly temperature and precipitation of Massachusetts in recent years.
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
Temperature | Max | Average | Min | |
---|---|---|---|---|
Max Temperature | 36.0°C (96.8°F) | 24.57°C (76.23°F) | 15.0°C (59.0°F) | |
Avg Temperature | 30.0°C (86.0°F) | 21.7°C (71.06°F) | 14.0°C (57.2°F) | |
Min Temperature | 25.0°C (77.0°F) | 17.43°C (63.37°F) | 12.0°C (53.6°F) | |
Dew Point | Max | Average | Min | |
Dew Point | 21.0°C (69.8°F) | 14.6°C (58.28°F) | 6.0°C (42.8°F) | |
Precipitation | Max | Average | Min | Sum |
Precipitation | 13.2mm | 0.52in | 2.0mm | 0.08in | 0.0mm | 0in | 60.1mm | 2.37in |
Snowdepth | 0.0mm | 0in | 0.0mm | 0in | 0.0mm | 0in | 0.0mm | 0in |
Wind | Max | Average | Min | |
Wind | 16.0kmh | 9.94mph | 9.4kmh | 5.84mph | 4.0kmh | 2.49mph | |
Gust Wind | 23.0kmh | 14.29mph | 12.77kmh | 7.93mph | 4.0kmh | 2.49mph | |
Sea Level Pressure | Max | Average | Min | |
Sea Level Pressure | 13.2mb | 2.0mb | 0.0mb |
Daily Observations
Time | Temperature | Dew Point | Humidity | Wind Speed | Pressure | Precipitation |
---|---|---|---|---|---|---|
September | ° C | ° F | ° C | ° F | % | Kph | Mph | Hg | Mb | Total (mm/in) |
2018-09-01 | 22 | 71.6 | 13 | 55.4 | 62 | 7 | 4.35 | 30.33 | 1027 | 0.0 | 0.0 |
2018-09-02 | 27 | 80.6 | 16 | 60.8 | 63 | 8 | 4.97 | 30.24 | 1024 | 0.0 | 0.0 |
2018-09-03 | 30 | 86.0 | 21 | 69.8 | 70 | 10 | 6.21 | 30.18 | 1022 | 2.3 | 0.09 |
2018-09-04 | 28 | 82.4 | 20 | 68.0 | 67 | 8 | 4.97 | 30.18 | 1022 | 0.3 | 0.01 |
2018-09-05 | 29 | 84.2 | 20 | 68.0 | 68 | 9 | 5.59 | 30.21 | 1023 | 0.0 | 0.0 |
2018-09-06 | 30 | 86.0 | 21 | 69.8 | 72 | 10 | 6.21 | 30.09 | 1019 | 6.6 | 0.26 |
2018-09-07 | 22 | 71.6 | 14 | 57.2 | 65 | 8 | 4.97 | 30.15 | 1021 | 0.3 | 0.01 |
2018-09-08 | 20 | 68.0 | 11 | 51.8 | 58 | 9 | 5.59 | 30.15 | 1021 | 0.0 | 0.0 |
2018-09-09 | 16 | 60.8 | 6 | 42.8 | 52 | 14 | 8.7 | 30.27 | 1025 | 0.0 | 0.0 |
2018-09-10 | 17 | 62.6 | 11 | 51.8 | 71 | 15 | 9.32 | 30.33 | 1027 | 4.7 | 0.19 |
2018-09-11 | 24 | 75.2 | 20 | 68.0 | 84 | 5 | 3.11 | 30.15 | 1021 | 5.9 | 0.23 |
2018-09-12 | 20 | 68.0 | 18 | 64.4 | 90 | 7 | 4.35 | 30.24 | 1024 | 12.0 | 0.47 |
2018-09-13 | 21 | 69.8 | 18 | 64.4 | 86 | 4 | 2.49 | 30.27 | 1025 | 7.8 | 0.31 |
2018-09-14 | 22 | 71.6 | 17 | 62.6 | 81 | 5 | 3.11 | 30.24 | 1024 | 0.1 | 0.0 |
2018-09-15 | 24 | 75.2 | 17 | 62.6 | 77 | 4 | 2.49 | 30.18 | 1022 | 0.2 | 0.01 |
2018-09-16 | 27 | 80.6 | 18 | 64.4 | 71 | 5 | 3.11 | 30.18 | 1022 | 0.0 | 0.0 |
2018-09-17 | 26 | 78.8 | 18 | 64.4 | 71 | 11 | 6.84 | 30.06 | 1018 | 0.0 | 0.0 |
2018-09-18 | 23 | 73.4 | 20 | 68.0 | 87 | 8 | 4.97 | 29.8 | 1009 | 13.2 | 0.52 |
2018-09-19 | 18 | 64.4 | 15 | 59.0 | 80 | 11 | 6.84 | 29.94 | 1014 | 0.1 | 0.0 |
2018-09-20 | 17 | 62.6 | 12 | 53.6 | 75 | 10 | 6.21 | 30.21 | 1023 | 0.1 | 0.0 |
2018-09-21 | 20 | 68.0 | 13 | 55.4 | 69 | 12 | 7.46 | 30.18 | 1022 | 0.0 | 0.0 |
2018-09-22 | 21 | 69.8 | 10 | 50.0 | 53 | 15 | 9.32 | 30.06 | 1018 | 0.1 | 0.0 |
2018-09-23 | 19 | 66.2 | 7 | 44.6 | 50 | 6 | 3.73 | 30.24 | 1024 | 0.0 | 0.0 |
2018-09-24 | 14 | 57.2 | 7 | 44.6 | 63 | 15 | 9.32 | 30.53 | 1034 | 0.0 | 0.0 |
2018-09-25 | 16 | 60.8 | 13 | 55.4 | 82 | 14 | 8.7 | 30.42 | 1030 | 2.0 | 0.08 |
2018-09-26 | 26 | 78.8 | 20 | 68.0 | 82 | 16 | 9.94 | 29.97 | 1015 | 4.3 | 0.17 |
2018-09-27 | 19 | 66.2 | 11 | 51.8 | 63 | 11 | 6.84 | 30.09 | 1019 | 0.0 | 0.0 |
2018-09-28 | 15 | 59.0 | 11 | 51.8 | 77 | 9 | 5.59 | 30.06 | 1018 | 0.1 | 0.0 |
2018-09-29 | 20 | 68.0 | 12 | 53.6 | 65 | 8 | 4.97 | 30.15 | 1021 | 0.0 | 0.0 |
2018-09-30 | 18 | 64.4 | 8 | 46.4 | 54 | 8 | 4.97 | 30.3 | 1026 | 0.0 | 0.0 |
Somerville 3 Year Historical Weather Data
Nearby locations
- Medford 3.47 km ( 2.16 mi)
- Back Bay 4.42 km ( 2.75 mi)
- Malden 4.99 km ( 3.10 mi)
- Chelsea 5.51 km ( 3.42 mi)
- Arlington 5.62 km ( 3.49 mi)
- South End 5.74 km ( 3.57 mi)
- Brookline 6.45 km ( 4.01 mi)
- Watertown 7.11 km ( 4.42 mi)
- Roxbury 8.07 km ( 5.01 mi)
- Dorchester 9.90 km ( 6.15 mi)
- Waltham 11.28 km ( 7.01 mi)
- Roslindale 11.81 km ( 7.34 mi)
- Mattapan 12.29 km ( 7.64 mi)
- Lexington 12.43 km ( 7.72 mi)
- West Roxbury 13.06 km ( 8.12 mi)
- Hyde Park 14.70 km ( 9.13 mi)
- Lynn 15.16 km ( 9.42 mi)
- Needham 16.44 km ( 10.21 mi)
- Dedham 16.95 km ( 10.53 mi)
- Swampscott 17.60 km ( 10.94 mi)
- Hull 18.43 km ( 11.45 mi)
- Braintree 21.46 km ( 13.33 mi)
- Salem 22.20 km ( 13.80 mi)
- Norwood 22.98 km ( 14.28 mi)
- Marblehead 23.48 km ( 14.59 mi)
- Randolph 25.50 km ( 15.84 mi)
- Holbrook 27.87 km ( 17.32 mi)
- Lowell 32.60 km ( 20.26 mi)
- Hudson 38.43 km ( 23.88 mi)
- Gloucester 44.01 km ( 27.34 mi)
- Newburyport 50.61 km ( 31.45 mi)
- Attleboro 51.56 km ( 32.04 mi)
- Leominster 56.42 km ( 35.06 mi)
- Fall River 76.35 km ( 47.44 mi)
- New Bedford 84.57 km ( 52.55 mi)
- South Yarmouth 110.22 km ( 68.49 mi)
- West Springfield 129.33 km ( 80.36 mi)
- Easthampton 130.06 km ( 80.81 mi)
- Westfield 139.24 km ( 86.52 mi)
- View all
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