The tempertaure rose to 86°F (30°C) on August 5 at Annette. This broke the previous record high for the date of 84°F (29°C) set in 2010 and is the highest trempertaure so late in the summer since 1990.
The temperature soared to 93°F (34°C) at the Skagway Airport on August 5. While there are breaks in the Skagway climate record, this appears to be the highest temperature in the area. The previous record was 92°F (33°C) set August 21, 1923.
June through August 2017 in Fairbanks is the the fourth warmest summer in more than a century of climate observations. The average temperature of 62.4°F (16.9°C) was 2.7°F above normal. In recent years only 2013 and 2004 were warmer. The warmth occurred in spite of the lack of any prolonged or excessive heat. In fact, the temperature exceeded 85F on only two days, which is one less than normal.
Ketchikan received 24.85" (631mm) of rain in August, the third greatest August total in nearly a century of records. All of the rain fell after August 11, capped off by 8.57" of rain on August 21 and 22, which produced flooding in parts of the area and prompted the US.Forest Service to close the Signal Creek Campground near Ward Lake.
McGrath received 1.54" (39mm) of rain on August 13. This is the greatest calendar day rainfall of record for the month of August. However, the August record rainfall in 24 hours remain 2.10" (53mm) set August 26-27, 1955. Climate observations have been made at McGrath since 1941.
This was a soggy July in Juneau. Measurable rain fell on 20 days, totaling 7.04" (179mm) at the Juneau Airport. That's not a record, but it is the tenth highest July rainfall total in 75 years of observations. The wettest recorded July in Juneau was in 2015, when 10.40" (264mm) of rain fell.
McGrath experienced the warmest month of record in July 2017. The average temperature of 63.7°F (17.6°C) just exceed the 63.5°F (17.5°C) record, observed in July 1997. Climate observations have been made at McGrath since the summer of 1941. The Alaska Dispatch noted that McGrath was one of "3 Interior Alaska towns [that] just had their warmest month on record."
The average July temperature at Utqiaġvik (Barrow) was 46.0°F (7.8°C). This is more than five degrees above normal, making 2017 the warmest July in nearly a century of climate observations. The previous warmest July was 1989, when the average temperature was 45.5°F (7.5°C).