Chelsea, Massachusetts, United States Climate
Weather: 14.85°C/58.73°F, Wind SW at 6.69 km/h, 87% Humidity, 0.91% Chance of rain
Chelsea Climate Summary
Located at an elevation of None meters (0 feet) above sea level, Chelsea has a Humid continental, no dry season, hot summer climate (Classification: Dfa). The district’s yearly temperature is 12.79ºC (55.02ºF) and it is 0.15% higher than United States’s averages. Chelsea typically receives about 36.1 millimeters (1.42 inches) of precipitation and has 38.27 rainy days (10.48% of the time) annually.
Country | United States |
City | Massachusetts |
Longitude | -71.0328284 |
Latitude | 42.3917638 |
Attitude/Elevation | Nonem (0ft) |
Local time | Thursday 18:59 |
Annual high temperature | 15.41ºC (59.74ºF) |
Annual low temperature | 8.3ºC (46.94ºF) |
Average annual precip. | 36.1mm (1.42in) |
Warmest month | July (30.42ºC / 86.76ºF) |
Coldest Month | January (-3.94ºC / 24.91ºF) |
Wettest Month | December (53.39mm / 2.1in) |
Driest Month | September (19.35mm / 0.76in) |
Number of days with rainfall (≥ 1.0 mm) | 38.27 days (10.48%) |
Days with no rain | 326.73 days (89.52%) |
Humidity | 65.34% |
Climate Chelsea: 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) | 20.0(68.0) | 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) | 22.0(71.6) | 17.0(62.6) | 40.0(104.0) |
Average high °C (°F) | 2.28(36.1) | 4.54(40.17) | 6.7(44.06) | 12.09(53.76) | 19.77(67.59) | 25.46(77.83) | 30.42(86.76) | 28.78(83.8) | 24.07(75.33) | 16.69(62.04) | 9.63(49.33) | 4.54(40.17) | 15.41(59.74) |
Daily mean °C (°F) | -0.01(31.98) | 2.16(35.89) | 4.2(39.56) | 9.49(49.08) | 16.77(62.19) | 22.56(72.61) | 27.34(81.21) | 25.91(78.64) | 21.14(70.05) | 14.2(57.56) | 7.23(45.01) | 2.47(36.45) | 12.79(55.02) |
Average low °C (°F) | -3.94(24.91) | -1.79(28.78) | 0.19(32.34) | 4.91(40.84) | 11.16(52.09) | 16.98(62.56) | 21.71(71.08) | 20.97(69.75) | 16.78(62.2) | 10.19(50.34) | 3.46(38.23) | -0.98(30.24) | 8.3(46.94) |
Record low °C (°F) | -20.0(-4.0) | -12.0(10.4) | -12.0(10.4) | -2.0(28.4) | 3.0(37.4) | 10.0(50.0) | 17.0(62.6) | 12.0(53.6) | 7.0(44.6) | -2.0(28.4) | -10.0(14.0) | -11.0(12.2) | -20.0(-4.0) |
Average precipitation mm (inches) | 37.89(1.49) | 32.88(1.29) | 45.07(1.77) | 45.45(1.79) | 28.27(1.11) | 24.75(0.97) | 31.78(1.25) | 26.08(1.03) | 19.35(0.76) | 42.65(1.68) | 45.63(1.8) | 53.39(2.1) | 36.1(1.42) |
Average precipitation days (≥ 1.0 mm) | 2.55 | 3.45 | 3.18 | 4.0 | 4.0 | 2.91 | 3.64 | 3.09 | 2.27 | 3.09 | 3.36 | 2.73 | 3.19 |
Average relative humidity (%) | 67.22 | 67.11 | 67.81 | 62.86 | 63.18 | 61.9 | 62.1 | 63.43 | 64.7 | 67.56 | 65.92 | 70.23 | 65.34 |
Mean monthly sunshine hours | 6.7 | 8.46 | 8.69 | 10.22 | 12.5 | 13.21 | 13.54 | 12.44 | 10.33 | 7.85 | 6.55 | 6.59 | 9.76 |
Climate Graph
The chart below shows the mean monthly temperature and precipitation of Massachusetts in recent years.
Chelsea Temperature by Month
July | 27.34°C | 81.21°F | |
August | 25.91°C | 78.64°F | |
June | 22.56°C | 72.61°F | |
September | 21.14°C | 70.05°F | |
May | 16.77°C | 62.19°F | |
October | 14.2°C | 57.56°F | |
April | 9.49°C | 49.08°F | |
November | 7.23°C | 45.01°F | |
March | 4.2°C | 39.56°F | |
December | 2.47°C | 36.45°F | |
February | 2.16°C | 35.89°F | |
January | -0.01°C | 31.98°F |
Historical Data
Temperature | Max | Average | Min | |
---|---|---|---|---|
Max Temperature | 35.0°C (95.0°F) | 27.71°C (81.88°F) | 17.0°C (62.6°F) | |
Avg Temperature | 31.0°C (87.8°F) | 25.06°C (77.11°F) | 17.0°C (62.6°F) | |
Min Temperature | 25.0°C (77.0°F) | 20.87°C (69.57°F) | 12.0°C (53.6°F) | |
Dew Point | Max | Average | Min | |
Dew Point | 20.0°C (68.0°F) | 15.77°C (60.39°F) | 5.0°C (41.0°F) | |
Precipitation | Max | Average | Min | Sum |
Precipitation | 33.5mm | 1.32in | 3.43mm | 0.14in | 0.0mm | 0in | 106.4mm | 4.19in |
Snowdepth | 0.0mm | 0in | 0.0mm | 0in | 0.0mm | 0in | 0.0mm | 0in |
Wind | Max | Average | Min | |
Wind | 20.0kmh | 12.43mph | 11.77kmh | 7.31mph | 4.0kmh | 2.49mph | |
Gust Wind | 32.0kmh | 19.88mph | 15.9kmh | 9.88mph | 5.0kmh | 3.11mph | |
Sea Level Pressure | Max | Average | Min | |
Sea Level Pressure | 33.5mb | 3.43mb | 0.0mb |
Daily Observations
Time | Temperature | Dew Point | Humidity | Wind Speed | Pressure | Precipitation |
---|---|---|---|---|---|---|
August | ° C | ° F | ° C | ° F | % | Kph | Mph | Hg | Mb | Total (mm/in) |
2020-08-01 | 26 | 78.8 | 18 | 64.4 | 63 | 10 | 6.21 | 29.88 | 1012 | 0.0 | 0.0 |
2020-08-02 | 28 | 82.4 | 19 | 66.2 | 64 | 13 | 8.08 | 30.0 | 1016 | 0.0 | 0.0 |
2020-08-03 | 30 | 86.0 | 19 | 66.2 | 60 | 16 | 9.94 | 29.94 | 1014 | 0.4 | 0.02 |
2020-08-04 | 26 | 78.8 | 19 | 66.2 | 69 | 19 | 11.81 | 29.97 | 1015 | 16.0 | 0.63 |
2020-08-05 | 28 | 82.4 | 19 | 66.2 | 62 | 19 | 11.81 | 29.91 | 1013 | 1.4 | 0.06 |
2020-08-06 | 28 | 82.4 | 14 | 57.2 | 46 | 8 | 4.97 | 30.09 | 1019 | 0.0 | 0.0 |
2020-08-07 | 22 | 71.6 | 16 | 60.8 | 70 | 10 | 6.21 | 30.15 | 1021 | 2.0 | 0.08 |
2020-08-08 | 22 | 71.6 | 19 | 66.2 | 87 | 8 | 4.97 | 30.12 | 1020 | 17.4 | 0.69 |
2020-08-09 | 27 | 80.6 | 17 | 62.6 | 63 | 9 | 5.59 | 30.06 | 1018 | 0.4 | 0.02 |
2020-08-10 | 28 | 82.4 | 19 | 66.2 | 66 | 10 | 6.21 | 29.94 | 1014 | 0.9 | 0.04 |
2020-08-11 | 31 | 87.8 | 19 | 66.2 | 58 | 14 | 8.7 | 29.94 | 1014 | 0.5 | 0.02 |
2020-08-12 | 29 | 84.2 | 20 | 68.0 | 63 | 14 | 8.7 | 30.0 | 1016 | 0.7 | 0.03 |
2020-08-13 | 28 | 82.4 | 13 | 55.4 | 43 | 8 | 4.97 | 30.06 | 1018 | 0.1 | 0.0 |
2020-08-14 | 25 | 77.0 | 16 | 60.8 | 58 | 9 | 5.59 | 30.06 | 1018 | 0.0 | 0.0 |
2020-08-15 | 21 | 69.8 | 16 | 60.8 | 75 | 17 | 10.56 | 30.06 | 1018 | 0.0 | 0.0 |
2020-08-16 | 21 | 69.8 | 17 | 62.6 | 79 | 14 | 8.7 | 30.03 | 1017 | 2.0 | 0.08 |
2020-08-17 | 19 | 66.2 | 16 | 60.8 | 82 | 14 | 8.7 | 29.88 | 1012 | 8.9 | 0.35 |
2020-08-18 | 25 | 77.0 | 15 | 59.0 | 61 | 11 | 6.84 | 29.83 | 1010 | 3.5 | 0.14 |
2020-08-19 | 24 | 75.2 | 11 | 51.8 | 48 | 10 | 6.21 | 29.88 | 1012 | 0.0 | 0.0 |
2020-08-20 | 24 | 75.2 | 11 | 51.8 | 47 | 8 | 4.97 | 30.0 | 1016 | 0.0 | 0.0 |
2020-08-21 | 26 | 78.8 | 12 | 53.6 | 49 | 13 | 8.08 | 29.97 | 1015 | 0.0 | 0.0 |
2020-08-22 | 27 | 80.6 | 17 | 62.6 | 60 | 10 | 6.21 | 29.91 | 1013 | 1.1 | 0.04 |
2020-08-23 | 29 | 84.2 | 18 | 64.4 | 60 | 9 | 5.59 | 29.97 | 1015 | 0.1 | 0.0 |
2020-08-24 | 28 | 82.4 | 19 | 66.2 | 63 | 9 | 5.59 | 29.94 | 1014 | 1.0 | 0.04 |
2020-08-25 | 28 | 82.4 | 18 | 64.4 | 61 | 13 | 8.08 | 29.74 | 1007 | 2.6 | 0.1 |
2020-08-26 | 19 | 66.2 | 5 | 41.0 | 39 | 20 | 12.43 | 29.83 | 1010 | 0.0 | 0.0 |
2020-08-27 | 17 | 62.6 | 10 | 50.0 | 64 | 10 | 6.21 | 29.8 | 1009 | 13.9 | 0.55 |
2020-08-28 | 24 | 75.2 | 17 | 62.6 | 73 | 4 | 2.49 | 29.74 | 1007 | 0.0 | 0.0 |
2020-08-29 | 24 | 75.2 | 20 | 68.0 | 83 | 9 | 5.59 | 29.62 | 1003 | 33.5 | 1.32 |
2020-08-30 | 22 | 71.6 | 12 | 53.6 | 55 | 18 | 11.18 | 29.62 | 1003 | 0.0 | 0.0 |
2020-08-31 | 21 | 69.8 | 8 | 46.4 | 47 | 9 | 5.59 | 30.03 | 1017 | 0.0 | 0.0 |
Chelsea 3 Year Historical Weather Data
Nearby locations
- Malden 4.61 km ( 2.86 mi)
- Somerville 5.51 km ( 3.42 mi)
- Back Bay 6.08 km ( 3.78 mi)
- Medford 6.72 km ( 4.18 mi)
- South End 6.90 km ( 4.28 mi)
- Roxbury 9.78 km ( 6.08 mi)
- Brookline 9.87 km ( 6.13 mi)
- Dorchester 10.41 km ( 6.47 mi)
- Arlington 10.51 km ( 6.53 mi)
- Lynn 10.79 km ( 6.70 mi)
- Watertown 12.57 km ( 7.81 mi)
- Swampscott 12.94 km ( 8.04 mi)
- Mattapan 13.62 km ( 8.46 mi)
- Hull 14.33 km ( 8.90 mi)
- Roslindale 14.34 km ( 8.91 mi)
- West Roxbury 16.41 km ( 10.20 mi)
- Waltham 16.79 km ( 10.43 mi)
- Hyde Park 16.80 km ( 10.44 mi)
- Lexington 17.14 km ( 10.65 mi)
- Salem 18.08 km ( 11.23 mi)
- Marblehead 18.76 km ( 11.65 mi)
- Dedham 19.86 km ( 12.34 mi)
- Braintree 20.56 km ( 12.78 mi)
- Needham 20.90 km ( 12.99 mi)
- Randolph 25.54 km ( 15.87 mi)
- Norwood 25.85 km ( 16.06 mi)
- Holbrook 27.47 km ( 17.07 mi)
- Lowell 35.54 km ( 22.08 mi)
- Gloucester 39.36 km ( 24.46 mi)
- Hudson 43.91 km ( 27.29 mi)
- Newburyport 48.46 km ( 30.11 mi)
- Attleboro 53.89 km ( 33.48 mi)
- Leominster 61.60 km ( 38.28 mi)
- Fall River 77.34 km ( 48.05 mi)
- New Bedford 84.32 km ( 52.39 mi)
- South Yarmouth 106.85 km ( 66.39 mi)
- West Springfield 134.77 km ( 83.75 mi)
- Easthampton 135.57 km ( 84.24 mi)
- Westfield 144.71 km ( 89.92 mi)
- View all
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