When to go · Juneau
Juneau in September
Great month. Inside Juneau's best window: May–Sep (long days, most tours running); late May–Jun and Sep for fewer ships.
Key facts
- Verdict
- Great
- Temperature
- 13°C (55°F)55°F (13°C) / 8°C (46°F)46°F (8°C)
- average high / low
- Rain days
- 19
- Crowds
- Medium
- United States overall
- Prices
- Medium
- United States overall
Verdict
Inside Juneau's best window: May–Sep (long days, most tours running); late May–Jun and Sep for fewer ships.
Is another month better than September?
No other month rates higher than September for Juneau in this guide.
Weather in September
- JuneauHighs around 13 °C (55 °F), lows around 8 °C (46 °F), rain on about 19 daysHighs around 55 °F (13 °C), lows around 46 °F (8 °C), rain on about 19 days
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Labor Day big impact
1st Monday of September · United States
End of summer; last big road-trip weekend.
Crowds and prices
- Crowds · United States overall
- Medium
- Prices · United States overall
- Medium
United States overall: After Labor Day the crowds drop and parks stay open; Florida and the Gulf are at hurricane peak.
Compare two months
Weather, crowds and prices for any two months in Juneau, side by side.
Verdict
Sep: Great
May: Great
Daytime high
Sep: 13 °C (55 °F)55 °F (13 °C)
May: 14 °C (57 °F)57 °F (14 °C)
Night low
Sep: 8 °C (46 °F)46 °F (8 °C)
May: 6 °C (43 °F)43 °F (6 °C)
Rain days
Sep: 19
May: 15 (better)
Crowds
Sep: Medium
May: Medium
Prices
Sep: Medium
May: Medium
Festivals listed
Sep: 1
May: 1
September: Inside Juneau's best window: May–Sep (long days, most tours running); late May–Jun and Sep for fewer ships.
May: Inside Juneau's best window: May–Sep (long days, most tours running); late May–Jun and Sep for fewer ships.
Juneau: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings
- A rain jacket or umbrella and shoes that dry fast