When is the best time to go to Juneau
The chart above shows the best time of year to visit Juneau, United States. These are based on an analysis of weather averages such as temperature, rainfall and number of hours of sunshine. These ratings are based solely on the climate and do not take into account other factors such as accommodation prices and how busy it is likely to be.
Average temperatures in Juneau
Juneau weather by month
Please note our recommendations for when to visit Juneau are based solely on the weather and do not take into accounts accommodation prices, how busy it will be and what events are on.
January
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| -3°C | 147mm | 3.1hrs | 8.9hrs | 6°C |
The weather in January in Juneau is characteristically cold and wet.
Based on weather alone, this is probably a time of year to avoid going to Juneau for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
January is in the winter in Juneau and is typically the coldest month of the year. Daytime maximum temperatures average around a freezing -3°C (27°F), whilst at night -9°C (16°F) is normal.
On average January is the driest month of the year in Juneau with around 147mm 5.8 inches of rain making it a wet time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.1 hours of sunshine per day.
February
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| -0°C | 123mm | 3.7hrs | 10.8hrs | 6°C |
February in Juneau is generally wet with the temperature being cold.
Based on weather alone, this is probably a time of year to avoid going to Juneau for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
February is in the winter in Juneau and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a freezing -0°C (31°F), whilst at night -7°C (19°F) is normal.
On average February is the 2nd driest month of the year in Juneau with around 123mm 4.9 inches of rain making it a wet time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.7 hours of sunshine per day.
March
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 2°C | 113mm | 4.9hrs | 13.1hrs | 6°C |
The weather in March in Juneau is characteristically cold and damp.
Although outside the main holiday season, there is still plenty of reasonably acceptable weather around this time of year. This makes it an okay time to visit Juneau.
March is in the spring in Juneau and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a freezing 2°C (36°F), whilst at night -5°C (23°F) is normal.
On average March is the 3rd driest month of the year in Juneau with around 113mm 4.5 inches of rain making it a damp time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.9 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 6°C | 90mm | 6.7hrs | 15.8hrs | 6°C |
Juneau's weather in April is typically cool and a little damp in nature.
It is perhaps a good month to visit Juneau, with some surprisingly good weather at this time of year.
April is in the spring in Juneau and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cold 7°C (44°F), whilst at night -2°C (28°F) is normal.
On average April is the 4th driest month of the year in Juneau with around 90mm 3.5 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.7 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 10°C | 101mm | 8.2hrs | 18.6hrs | 8°C |
May is a damp month in Juneau and the temperature is generally cool.
It is perhaps a good month to visit Juneau, with some particularly good weather at this time of year.
May is in the spring in Juneau and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cool 11°C (52°F), whilst at night 2°C (35°F) is normal.
On average May is the 5th driest month of the year in Juneau with around 101mm 4 inches of rain making it a damp time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.2 hours of sunshine per day.
June
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 13°C | 92mm | 7.2hrs | 8.9hrs | 10°C |
June is a a little damp month in Juneau and the temperature is generally cool.
It is perhaps the perfect month to visit Juneau, with some surprisingly good weather at this time of year.
June is in the summer in Juneau and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a cool 14°C (58°F), whilst at night 5°C (41°F) is normal.
On average June is the 6th driest month of the year in Juneau with around 92mm 3.6 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.2 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 14°C | 117mm | 6.7hrs | 10.8hrs | 12°C |
July in Juneau is generally damp with the temperature being mild.
It is perhaps the perfect month to visit Juneau, with some extremely good weather at this time of year.
July is in the summer in Juneau and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cool 16°C (60°F), whilst at night 7°C (44°F) is normal.
On average July is the 6th wettest month of the year in Juneau with around 117mm 4.6 inches of rain making it a damp time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.7 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 14°C | 157mm | 5.9hrs | 13.1hrs | 13°C |
The weather in August in Juneau is characteristically mild and wet.
Although outside the main holiday season, there is still plenty of relatively acceptable weather around this time of year. This makes it an okay time to visit Juneau.
August is in the summer in Juneau and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a cool 15°C (59°F), whilst at night 7°C (44°F) is normal.
On average August is the 5th wettest month of the year in Juneau with around 157mm 6.2 inches of rain making it a wet time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.9 hours of sunshine per day.
September
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 11°C | 210mm | 4.1hrs | 15.8hrs | 12°C |
Juneau's weather in September is typically cool and very wet in nature.
Although outside the main holiday season, there is still plenty of relatively acceptable weather around this time of year. This makes it an okay time to visit Juneau.
September is in the fall / autumn in Juneau and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 12°C (53°F), whilst at night 4°C (40°F) is normal.
On average September is the 4th wettest month of the year in Juneau with around 210mm 8.3 inches of rain making it a very wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.1 hours of sunshine per day.
October
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 6°C | 253mm | 2.6hrs | 18.6hrs | 10°C |
October is a very wet month in Juneau and the temperature is generally cool.
Based on weather alone, this is probably a time of year to avoid going to Juneau for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
October is in the fall / autumn in Juneau and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a cold 7°C (45°F), whilst at night 1°C (34°F) is normal.
On average October is the 3rd wettest month of the year in Juneau with around 253mm 10 inches of rain making it a very wet time to visit. This rainfall is typically spread over 22 days, although this may vary considerably.
On the flip side this corresponds to an average of 2.6 hours of sunshine per day.
November
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 1°C | 169mm | 2.3hrs | 8.9hrs | 8°C |
The weather in November in Juneau is characteristically cold and wet.
Based on weather alone, this is probably a time of year to avoid going to Juneau for your holidays. The weather is often not a good and not conducive to spending time outdoors.
November is in the fall / autumn in Juneau and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a freezing 2°C (35°F), whilst at night -4°C (25°F) is normal.
On average November is the 2nd wettest month of the year in Juneau with around 169mm 6.7 inches of rain making it a wet time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 2.3 hours of sunshine per day.
December
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| -1°C | 155mm | 1.7hrs | 10.8hrs | 7°C |
December in Juneau is generally wet with the temperature being cold.
Based on weather alone, this is probably a time of year to avoid going to Juneau for your holidays. The weather is often not a good and not conducive to spending time outdoors.
December is in the winter in Juneau and is typically the warmest month of the year. Daytime maximum temperatures average around a freezing -1°C (30°F), whilst at night -7°C (20°F) is normal.
On average December is the wettest month of the year in Juneau with around 155mm 6.1 inches of rain making it a wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 1.7 hours of sunshine per day.
Other monthly averages
Juneau weather stats
| Hottest month: | July | 15.4°C 59.7°F |
|---|---|---|
| Driest month: | April | 90mm 3.5ins |
| Sunniest month: | May | 8.2hrs |
| Coldest month: | January | -2.9°C 26.8°F |
| Wettest month: | October | 253mm 10ins |
| Warmest sea: | August | 13°C 55.4°F |
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