Daylight through the yearLongest day (Jun 21): 18 h 18 min3:49 am – 10:07 pmShortest day (Dec 21): 6 h 22 min8:44 am – 3:05 pm
Sun todaySunrise –Sunset –
Natural hazardsOverall risk Very LowJuneau City and Borough, AK, compared with all US countiesHigher-risk hazardsWinter weather Relatively HighSource: FEMA National Risk Index (county level)
Air quality84% of days had good air in 2025306 of 363 days measured56 moderate, 1 unhealthy for sensitive groups daysMedian index 23, worst day 138main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, Juneau County monitors, AK
Drinking waterCity and Borough of Juneauserves 38,526 people from surface waterNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
