July Weather in Unalaska

Last updated: March 2, 2024

The weather in Unalaska, United States, during July is characterized by an average temperature of 10°C (50°F). Highs can soar to 16°C (61°F), while lows may dip to 6°C (43°F). Typically, the humidity level in Unalaska throughout July hovers around 95%.

6°C (43°F)

Minimum temperature

10°C (50°F)

Average temperature

16°C (61°F)

Maximum temperature

95%

Humidity

Precipitation and Sunshine hours

In July, Unalaska averages 65 mm (2.6 inches) of rainfall, typically over the course of 12 rainy days. The month enjoys an average of 16 hours 26 minutes of daylight, with the sun shining for approximately 5 hours 42 minutes each day. Additionally, there is a 6% probability of sunny days during this period.

65 mm (2.6 inches)

Precipitation

12 rainy days

Rainy days

5 hours 42 minutes

Sunshine hours

6%

Chance of sun

UV Index

In July, the UV Index in Unalaska reaches a maximum of 8, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 15:00 and 17:00, during which unprotected skin may burn in as little as 15 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00
UVI	1	1	1	2	3	5	6	7	8	7	6	5	3
Exposure	Low				Moderate		High		VeryHigh	High		Moderate
Time to burn	45 min				30 min		25 min		15 min	25 min		30 min