#1Juneau, AK
Juneau City and Borough · 31,609 peopleJuly high·January low 26°·0 days of 90°+ a year
Juneau, AK, #1 on this list · MacKinnon Apartments · Photo: NoeHill · CC BY-SA 3.0United States · Climate
Towns with the coolest summers in America
Juneau, Alaska has the coolest summers of 4,902 U.S. towns of 10,000+: July afternoons average a high of 63° (NOAA 1991–2020 normals). The typical town here averages 86°; 287 of the 4,902 stay under 80°.
The average July high. NOAA U.S. Climate Normals, 1991–2020, from NOAA’s 5 km grid at each town’s center; one town for each grid cell. A described list: no letters. How grades work
#163°
#2Eureka, CA
Humboldt County · 25,304 peopleJuly high·January low 42°·0 days of 90°+ a year
#3Arroyo Grande, CA
San Luis Obispo County · 18,123 peopleJuly high·January low 48°·1 days of 90°+ a year
The top 100
July high, lowest first, of 4,902 towns of 10,000+. Towns with the same figure share a rank (T = tied).
100 towns. Every town of 2,500+ is on its state’s list.
#TownJuly highDays ≥90°January low
Quick answers
Questions people ask
Which U.S. town has the coolest summers?
Among towns of 10,000+, Juneau, Alaska: July afternoons average a high of 63°.
How are these towns ranked?
By the average July high (the warmest month’s afternoons), lowest first, on NOAA’s 1991–2020 normals, read from its 5 km grid at each town’s center. Towns with the same figure share a rank (T); the figure and the state rank are the ones on each town’s Climate page. The national list starts at 10,000 residents; state lists start at 2,500. How grades work.
Why isn’t my town on this list?
This page shows the top 100 of 4,902 towns of 10,000+ with the figure. Every town of 2,500+ is on its state’s list.
Other states