Worcester, Massachusetts, United States climate

Average temperatures, precipitation and all-time records for Worcester, Massachusetts, United States, with every day graded against ~45 years of local climate history (1981–2026). Its warmest month is July, averaging a high of 82°F, and its coldest is January, with an average low of 13°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: 2026-07-21. Each reading placed on Worcester, Massachusetts, United States's own ±7-day seasonal distribution.

High 78°F Low · 22nd pct

Low 58°F Low · 21st pct

Feels-like 77°F Low · 19th pct

Humidity 14.2 g/m³ Normal · 42nd pct

Wind 16 mph Near Record · 99th pct

Precip 0.68 in Very Heavy · 95th pct

Open Worcester in the live weather grader →

Worcester average temperatures by month

Typical daily high and low, and average precipitation, for each month in Worcester, Massachusetts, United States, based on 1981–2026 records. The wettest month is January (0.10 in on an average day).

Month	Avg high	Avg low	Avg precip
January	29°F	13°F	0.10 in
February	32°F	15°F	0.10 in
March	41°F	24°F	0.10 in
April	55°F	34°F	0.10 in
May	65°F	44°F	0.10 in
June	75°F	55°F	0.10 in
July	82°F	61°F	0.10 in
August	81°F	60°F	0.10 in
September	74°F	52°F	0.10 in
October	61°F	41°F	0.10 in
November	47°F	31°F	0.10 in
December	35°F	21°F	0.10 in

Jan -3°–42°

Feb 2°–45°

Mar 11°–56°

Apr 26°–67°

May 36°–76°

Jun 48°–83°

Jul 55°–89°

Aug 52°–89°

Sep 43°–84°

Oct 32°–71°

Nov 23°–60°

Dec 8°–47°

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: 100°F on 2002-08-14
Coldest day on record: -22°F on 1994-01-27

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 →