Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Worcester, Massachusetts, United States climate

Average temperatures, precipitation and all-time records for Worcester, Massachusetts, United States, with every day graded against ~46 years of local climate history (1980–2026). Its warmest month is July, averaging a high of 83°F, and its coldest is January, with an average low of 20°F.

Worcester is a city in the U.S. state of Massachusetts. The principal city of Central Massachusetts, Worcester is both the second-most populous city in the state, and the 113th most populous city in the United States. via Wikipedia

How today compares

Latest recorded day: 2026-07-24. Each reading placed on Worcester, Massachusetts, United States's own ±7-day seasonal distribution.

High 80°F Below Normal · 35th pct
Low 53°F Near Record · 1st pct
Feels-like 82°F Below Normal · 36th pct
Humidity 10.5 g/m³ Very Low · 8th pct
Wind 8 mph Below Normal · 33rd pct
Gust 15 mph Very Low · 9th pct
Precip 0.00 in Dry

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Worcester average temperatures by month

Typical daily high and low, and average precipitation, for each month in Worcester, Massachusetts, United States, based on 1980–2026 records. The wettest month is January (0.10 in on an average day).

MonthAvg highAvg lowAvg precip
January 34°F 20°F 0.10 in
February 38°F 22°F 0.10 in
March 45°F 29°F 0.10 in
April 57°F 40°F 0.10 in
May 67°F 49°F 0.10 in
June 77°F 58°F 0.10 in
July 83°F 65°F 0.10 in
August 80°F 64°F 0.10 in
September 73°F 56°F 0.10 in
October 62°F 45°F 0.10 in
November 50°F 35°F 0.10 in
December 38°F 25°F 0.10 in

Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -10°F to 115°F scale, so the whole year's rhythm reads at a glance.

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Record extremes

  • Hottest day on record: 102°F on 2011-07-22
  • Coldest day on record: -13°F on 2016-02-14

All Worcester weather records →

Percentiles compare each day to Worcester, Massachusetts, United States's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →