#14. Nantucket County

- Winter 2024 average temperature: 37.5 degrees Fahrenheit
- Historic average summer temperature: 31.9 degrees
-- 2024 difference from historic average: +5.6 degrees

#13. Dukes County

- Winter 2024 average temperature: 36.9 degrees Fahrenheit
- Historic average summer temperature: 31.3 degrees
-- 2024 difference from historic average: +5.5 degrees

#12. Barnstable County

- Winter 2024 average temperature: 36.4 degrees Fahrenheit
- Historic average summer temperature: 30.9 degrees
-- 2024 difference from historic average: +5.6 degrees

#11. Plymouth County

- Winter 2024 average temperature: 36.2 degrees Fahrenheit
- Historic average summer temperature: 29.3 degrees
-- 2024 difference from historic average: +6.8 degrees

#10. Bristol County

- Winter 2024 average temperature: 35.7 degrees Fahrenheit
- Historic average summer temperature: 29.3 degrees
-- 2024 difference from historic average: +6.4 degrees

#9. Suffolk County

- Winter 2024 average temperature: 35.5 degrees Fahrenheit
- Historic average summer temperature: 28.1 degrees
-- 2024 difference from historic average: +7.4 degrees

#8. Norfolk County

- Winter 2024 average temperature: 35.0 degrees Fahrenheit
- Historic average summer temperature: 27.6 degrees
-- 2024 difference from historic average: +7.5 degrees

#7. Middlesex County

- Winter 2024 average temperature: 33.8 degrees Fahrenheit
- Historic average summer temperature: 26.0 degrees
-- 2024 difference from historic average: +7.8 degrees

#6. Essex County

- Winter 2024 average temperature: 33.5 degrees Fahrenheit
- Historic average summer temperature: 26.7 degrees
-- 2024 difference from historic average: +6.9 degrees

#5. Worcester County

- Winter 2024 average temperature: 33.1 degrees Fahrenheit
- Historic average summer temperature: 24.5 degrees
-- 2024 difference from historic average: +8.5 degrees

#4. Hampden County

- Winter 2024 average temperature: 32.8 degrees Fahrenheit
- Historic average summer temperature: 24.8 degrees
-- 2024 difference from historic average: +8 degrees

#3. Hampshire County

- Winter 2024 average temperature: 32.4 degrees Fahrenheit
- Historic average summer temperature: 23.9 degrees
-- 2024 difference from historic average: +8.5 degrees

#2. Franklin County

- Winter 2024 average temperature: 32.1 degrees Fahrenheit
- Historic average summer temperature: 22.7 degrees
-- 2024 difference from historic average: +9.3 degrees

#1. Berkshire County

- Winter 2024 average temperature: 30.8 degrees Fahrenheit
- Historic average summer temperature: 22.1 degrees
-- 2024 difference from historic average: +8.7 degrees

This story features data reporting by Wade Zhou, writing by Andrea Vale, and is part of a series utilizing data automation across 48 states.