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Middlesex County, MA

: September 2026 so far averaged 61.8°F in Middlesex County, MA, the coldest 1 to 29 September in the county average since 2009, tied 35th coldest of 76 (with 1969) (county average from NOAA gridded data, 1951 to 2026).

Last updated . This page normally updates every day; the latest update is late.

The month

Days of the month without a value
0

Every year on this date

Every 29 September high of the county average in Middlesex County, MA since 1951: 57.5°F in 2026; the highest is 85.6°F, in 2014.
2012: 56.9°F1962: 57.7°F, 1964: 57.9°F, 2016: 57.8°F, 2026: 57.5°F2000: 59.1°F1991: 59.3°F1984: 59.9°F1951: 61.2°F, 1965: 60.9°F, 1970: 61.2°F, 2001: 61.1°F1972: 62.3°F, 2018: 61.5°F1956: 62.7°F, 1958: 63.2°F, 1963: 63.1°F, 1976: 63°F1960: 64.2°F, 1981: 64°F, 2004: 64.3°F1989: 64.5°F1969: 65.7°F1966: 66.9°F, 1980: 67.2°F, 1993: 66.5°F, 1997: 67°F, 2021: 67.3°F1971: 67.5°F, 1978: 67.7°F, 2023: 68°F1957: 69.1°F, 1961: 69.3°F, 1968: 69.1°F, 1975: 69.4°F, 1983: 69°F, 1986: 69.2°F, 1995: 68.7°F1979: 69.5°F, 2006: 70.2°F1973: 71.1°F, 1982: 70.9°F, 1996: 70.8°F, 2002: 70.5°F, 2003: 71.3°F, 2008: 71.4°F, 2022: 70.5°F1953: 71.5°F, 1955: 71.6°F, 1977: 72.4°F, 1985: 71.5°F, 1992: 71.6°F, 1994: 72.2°F, 2005: 71.8°F1967: 73.2°F, 1988: 72.5°F, 2013: 72.7°F1974: 74.2°F, 1998: 74°F, 1999: 73.8°F, 2009: 73.9°F, 2024: 73.8°F2011: 75.1°F1987: 76.2°F, 2010: 75.8°F, 2017: 75.5°F1954: 76.6°F, 1990: 77.1°F, 2007: 77.1°F2015: 79.2°F1952: 79.9°F, 2019: 79.9°F2020: 80.6°F1959: 82.5°F, 2025: 83°F2014: 85.6°F2014: 85.6°F2026: 57.5°F 2026 57.5°F 2014 85.6°F 56.9°F 85.6°F Normal range
Every 29 September low of the county average in Middlesex County, MA since 1951: 54°F in 2026; the lowest is 30.3°F, in 2000.
2000: 30.3°F1957: 32.4°F1991: 32.7°F1965: 35.2°F, 1989: 35.2°F, 1995: 35°F1976: 35.9°F, 1978: 35.9°F, 1980: 35.6°F, 1988: 36.3°F1951: 37.3°F, 1981: 36.7°F38°F: 19831958: 39.1°F1961: 39.9°F, 1969: 39.6°F1968: 40.7°F1972: 41.4°F, 1984: 40.9°F1973: 41.8°F, 1993: 41.5°F, 1997: 42.3°F, 1998: 42.2°F, 2002: 42.2°F1970: 43.2°F, 1975: 43°F, 1985: 43.3°F, 1986: 42.6°F1956: 43.5°F, 1964: 44°F, 2013: 43.8°F, 2017: 43.5°F, 2023: 44.1°F1952: 44.8°F, 1953: 45.2°F, 1954: 45.3°F, 2005: 44.5°F1963: 45.7°F, 2021: 45.6°F1955: 47.9°F, 1977: 48.3°F, 2001: 48.3°F, 2006: 47.9°F, 2018: 47.8°F, 2022: 48°F1966: 48.6°F, 1979: 48.9°F, 2012: 48.8°F, 2015: 48.9°F, 2016: 49.2°F1962: 50.1°F, 1987: 50.1°F1992: 51.3°F, 2003: 51.3°F, 2004: 50.5°F1994: 51.5°F, 2025: 51.5°F1960: 53°F, 1990: 53.2°F, 1999: 53.4°F, 2007: 53.3°F, 2014: 53.4°F, 2019: 52.9°F1971: 53.7°F, 1982: 53.7°F, 2009: 53.7°F, 2024: 53.7°F, 2026: 54°F55°F: 19961974: 56.1°F60°F: 20111967: 60.4°F2010: 61.3°F, 2020: 61.2°F1959: 62.1°F, 2008: 61.7°F2000: 30.3°F2026: 54°F 2026 54°F 2000 30.3°F 30.3°F 62.1°F Normal range
Every year as a table
YearHigh, °FLow, °F
202657.554
20258351.5
202473.853.7
20236844.1
202270.548
202167.345.6
202080.661.2
201979.952.9
201861.547.8
201775.543.5
201657.849.2
201579.248.9
201485.653.4
201372.743.8
201256.948.8
201175.160
201075.861.3
200973.953.7
200871.461.7
200777.153.3
200670.247.9
200571.844.5
200464.350.5
200371.351.3
200270.542.2
200161.148.3
200059.130.3
199973.853.4
19987442.2
19976742.3
199670.855
199568.735
199472.251.5
199366.541.5
199271.651.3
199159.332.7
199077.153.2
198964.535.2
198872.536.3
198776.250.1
198669.242.6
198571.543.3
198459.940.9
19836938
198270.953.7
19816436.7
198067.235.6
197969.548.9
197867.735.9
197772.448.3
19766335.9
197569.443
197474.256.1
197371.141.8
197262.341.4
197167.553.7
197061.243.2
196965.739.6
196869.140.7
196773.260.4
196666.948.6
196560.935.2
196457.944
196363.145.7
196257.750.1
196169.339.9
196064.253
195982.562.1
195863.239.1
195769.132.4
195662.743.5
195571.647.9
195476.645.3
195371.545.2
195279.944.8
195161.237.3

Nearby

Boston, MA 21.4 mi, the nearest city with its own station