Climate

California vs Massachusetts: Summer Temperature

California has hotter summers than Massachusetts.

California flag
California
CA · West
Winner
73.4°F
Average statewide summer temperature across June, July, and August.
Massachusetts flag
Massachusetts
MA · Northeast
68.0°F
Average statewide summer temperature across June, July, and August.

Visual comparison

California73.4°F
Massachusetts68.0°F

Difference: 5.4°F — California leads.

National Rankings

Where They Rank Nationally

See where both states fall among all 50 states for summer temperature.

California #17 · 73.4°F
Massachusetts #35 · 68.0°F
Lowest Highest

Top 10 States — Summer Temperature

#1 Louisiana flag Louisiana
81.1°F
#2 Texas flag Texas
81.1°F
#3 Florida flag Florida
81.0°F
#4 Oklahoma flag Oklahoma
79.6°F
#5 Mississippi flag Mississippi
79.5°F
#6 Arkansas flag Arkansas
78.8°F
#7 Georgia flag Georgia
78.7°F
#8 Alabama flag Alabama
78.6°F
#9 South Carolina flag South Carolina
78.4°F
#10 Arizona flag Arizona
78.1°F
Selected states
#17 California flag California
73.4°F
#35 Massachusetts flag Massachusetts
68.0°F

California ranks 17th and Massachusetts ranks 35th nationally for summer temperature.

Related context

Climate Breakdown

Summer heat affects electricity bills, outdoor lifestyle, and worker productivity.

MetricCaliforniaMassachusetts
Winter Temperature 46.2°F 27.4°F
Average Temperature 59.4°F 47.9°F Sunny Days / Year 146 days 98 days
Annual Precipitation 22.2 in 47.7 in
Electricity Rate 30.29 c/kWh 31.16 c/kWh

What this means

California vs Massachusetts: Summer Temperature in context

California's summer temperature is 73.4°F, compared with 68.0°F in Massachusetts. Average statewide summer temperature across June, July, and August.

California
73.4°F
Massachusetts
68.0°F
Difference
5.4°F

People also ask

California vs Massachusetts Summer Temperature — common questions

QWhat is California's summer temperature?

California's summer temperature is 73.4°F.

QWhat is Massachusetts's summer temperature?

Massachusetts's summer temperature is 68.0°F.

QWhich state has a higher summer temperature — California or Massachusetts?

California has hotter summers than Massachusetts.

More comparisons: California vs Massachusetts

Grouped tabs keep the deep-dive links tighter and easier to scan.

Full comparison
Average Temperature Winter Temperature Sunny Days Annual Precipitation Average Wind Speed Lightning Density

Explore each state

California symbols Massachusetts symbols Compare other states

Data source and freshness

Primary source
NOAA National Centers for Environmental Information — U.S. Climate Normals
Data period
1991–2020 climate normals
Dataset reviewed
July 23, 2026
Method note
Statewide climate summaries; normals describe long-term conditions, not a forecast.