Alaska (Juneau) · July
Best travel monthPeak seasonUSA · North America
Climate Overview
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Ø day, range from coolest to warmest dayØ dayrange | 2° (36°)-8– (18–)7 (45) | 2° (36°)-6– (21–)8 (46) | 4° (39°)-3– (27–)9 (48) | 9° (48°)3– (37–)15 (59) | 14° (57°)7– (45–)22 (72) | 16° (61°)10– (50–)25 (77) | 17° (63°)12– (54–)24 (75) | 17° (63°)11– (52–)23 (73) | 13° (55°)9– (48–)18 (64) | 9° (48°)4– (39–)13 (55) | 4° (39°)-3– (27–)9 (48) | 2° (36°)-6– (21–)7 (45) |
Ø night, range from coldest to warmest nightØ nightrange | -2° (28°)-13– (9–)4 (39) | -2° (28°)-12– (10–)3 (37) | -1° (30°)-9– (16–)3 (37) | 2° (36°)-3– (27–)6 (43) | 7° (45°)1– (34–)10 (50) | 10° (50°)5– (41–)13 (55) | 12° (54°)8– (46–)13 (55) | 11° (52°)7– (45–)14 (57) | 9° (48°)3– (37–)12 (54) | 5° (41°)-2– (28–)9 (48) | 0° (32°)-8– (18–)5 (41) | -1° (30°)-10– (14–)4 (39) |
☀️Sunshine | 1h UV 1 | 3h UV 2 | 4h UV 4 | 6h UV 5 | 8h UV 6 | 6h UV 6 | 5h UV 5 | 5h UV 4 | 2h UV 3 | 3h UV 2 | 3h UV 2 | 2h UV 1 |
🌊Water Temp | 6° (43°) | 5° (41°) | 5° (41°) | 6° (43°) | 8° (46°) | 11° (52°) | 13° (55°) | 14° (57°) | 13° (55°) | 11° (52°) | 8° (46°) | 7° (45°) |
🌧Rain Days | 16d176mm (6.9") | 11d108mm (4.2") | 11d90mm (3.5") | 11d94mm (3.7") | 10d96mm (3.8") | 10d103mm (4.0") | 13d134mm (5.3") | 15d175mm (6.9") | 18d229mm (9.0") | 17d219mm (8.6") | 16d165mm (6.5") | 14d155mm (6.1") |
Best travel time current monthØ = average · small figures = range: coolest–warmest day / coldest–warmest nightClimate data 2005–2025 · Source: ERA5 + station data
Peak season — flights and hotels at their annual highest. Book early.
July is one of the best months to visit Alaska (Juneau) — with 5 sunshine hours per day and pleasant highs of 17°C (63°F).
Daytime highs average 17°C (63°F), cooling to 12°C (54°F) at night (daily average: 14°C (57°F)). Peaks reach around 24°C (75°F), the coldest nights around 8°C (46°F). With 5 sunshine hours per day and 13 rain days (134 mm (5.3 in)), this is one of the cloudier months. At 13°C (55°F), the water is still quite cool in July — a wetsuit may be useful.
Layer up — warm days and cool evenings alternate. Perfect timing for hikes and sightseeing.
High summer in Juneau: long days, a full harbour every day, and whale-watching boats leaving by the hour. It is mild but rarely properly warm, and cloud comes with the territory. Salmon run up the rivers and bears appear along the creeks.
Packing list for Alaska (Juneau) in July
- Long-sleeved shirts and light trousers
- Light jacket
- Sunscreen
- Sunglasses
- Light umbrella or rain poncho
- Travel first-aid kit
Frequently Asked Questions
- Is July a good time to visit Alaska (Juneau)?
- Yes — July is one of the best months to visit Alaska (Juneau) (Climate Score: 51/100). Pleasant temperatures (17°C (63°F)), good sunshine (5 h/day), and few rain days (13) make it one of the most recommended months.
- How warm is it in Alaska (Juneau) in July?
- In July, Alaska (Juneau) sees daily highs of 17°C (63°F). Nights cool to 12°C (54°F), with a daily average of 14°C (57°F). Peaks reach around 24°C (75°F), the coldest nights around 8°C (46°F).
- How much rain falls in Alaska (Juneau) in July?
- In July, Alaska (Juneau) receives an average of 134 mm (5.3 in) of rain over 13 rain days. An umbrella may occasionally be needed.
- How many sunshine hours does Alaska (Juneau) get in July?
- Alaska (Juneau) averages 5 sunshine hours per day in July — above the annual average.
- How warm is the water in Alaska (Juneau) in July?
- Water temperature in Alaska (Juneau) in July averages 13°C (55°F) — still quite cool — a wetsuit may be useful.
