City Summary Archive
Nome reported a mean monthly temperature in August of 48.0°F, a negative deviation of 2.1°F from the long term mean. The warmest monthly temperature was 70°F observed on the 19thof August, while the coldest temperature was a light frost (30°F), which occurred on the 28thof the month. No new temperature extremes were observed during July.
Precipitation was high, totaling 4.36", 35% above the expected amount. The rainfall of the 11thAugust set a new record for the day (1.21"), surpassing the old record of 1.05 set in 1958. The average wind speed for the month was 7.7 mph, and the highest gust observed was 37 mph on the 24th.
King Salmon reported an average temperature of 52.1°F, a substantial 2.5°F below the long term mean. The high temperature for August was 71°F, recorded on the 17thand the lowest temperature was 33°F on the 23rd. This latter value represents a new record low for this specific day. The old record had been 34°F set in 1969.
The precipitation total was measured as 3.99", surpassing the normal value of 2.95" by 1.04". On 25 days of August at least some rain was recorded. Average wind speed was 7.4 mph and the highest gust was recorded at 36 mph on the 19th.
Big Deltareported a mean temperature of 53.6°F, which is 1.2°F below the long-term mean temperature for August. The high temperature of the month was observed on the 4thwith 70°F and the low temperatures for the month occurred on 8that only 34°F. While this latter value came close to the absolute minimum of 33°F observed in 1969, no new extreme temperatures were observed during this month.
Precipitation totaled 1.44", 24% below the expected amount. Just as for temperatures, no new precipitations records were set.
Anchorage recorded an average temperature of 54.9°F, 1.8°F below normal. During the whole month of August, the temperature never reached 70°F the highest temperature occurred on the 16that 68°F and the low of 41°F was observed on the 28th. No temperature records were set during the month, and the observed temperatures followed fairly closely the expected values.
Precipitation was reported at 3.91", which is 20% above the normal value. Mean monthly cloudiness was 80%, and on 26 days some precipitation was measured. An average monthly wind speed of 5.7 mph and a gust of 40 mph on the 7thwere recorded.
InJuneau , the average temperature was 53.1°F, markedly (-2.8°F) below normal for August. It is notable that both the maximum temperature (66°F) and the minimum temperature (40°F) for the month occurred on the same day, the 13thof August.
Precipitation totaled 10.72", which is a significant 87% above normal. This came close to the maximum amount ever measured for the month of August, which was 11.02" set in 2006. Explicitly, this was the 4thwettest August on record. On the 15th, 16th, and 20thnew record precipitation totals were logged, with the 16thand 20ththe recording identical values of 1.38". A number of other stations in the Southeast Alaska reported also record rainfalls on the 20th. In addition, the record precipitation was tied on the 28that 0.76", a record that had been set in 1988. As might be deduced from the high precipitation recorded, sky cover averaged 90%, with 30 cloudy days and some rain occurring on 28 days of the month. Average wind speed at Juneau Airport was 7.1 mph with a highest wind gust of 41 mph on the 20th.
In December 2010, the temperature of King Salmon was 6.9°F, far below the normal temperature of 17.2°F. This is indeed a very strong deviation from the long-term mean (1971-2000) of -10.3°F. The warmest temperature occurred on 3 December with 37°F, while the minimum of -13°F was observed on the 21 December. The 3rd was also the day on which the highest wind speed was recorded the greatest gust was 60 mph. The monthly precipitation was 1.11" water-equivalent, 80% of normal. More than 1/3 of it fell on 30th (0.37").
Delta Junction recorded a mean temperature of a cold -14.0°F in December 2010. The coldest day was observed on the 15th with -42°F, while the warmest happened on the 31st with 32°F. The month was on average 14.1°F colder than normal. Precipitation was light with a monthly total of 0.37" water-equivalent, very close to the normal of 0.39".
Anchorage experienced in December 2010 below normal temperatures. During the first week and towards the end of the month some days recorded above normal temperatures. Especially remarkable was the last day of the month with a maximum temperature of 38°F, while the minimum was observed on 24 December with -7°F. The monthly mean was calculated to 10.5°F, 7.0Â° below the long term mean. There were 10 days of precipitation of at least 1/100-inch water-equivalent, the monthly sum being 0.87", 0.18" below the long term mean. Most of the precipitation fell on the 29th, 30th and 31st with a total of 0.36" water-equivalent for those three days.
Juneau was notably cold and dry in December 2010. The mean monthly temperature was measured as 22.7°F, a deviation of -6.0°F from the long term mean. The maximum temperature of the month occurred on the 5th with a pleasant 41°F, while the minimum was observed on the 20th with 3°F. Precipitation was light for this location with a monthly sum of 1.90", approximately 1/3 of the normal amount of 5.41" water-equivalent.