2007 ANNUAL CLIMATOLOGICAL SUMMARY NAME: 3270 Nowell CITY: West Juneau STATE: Alaska ELEV: 97 ft LAT: 58° 17' 40" N LONG: 134° 25' 52" W TEMPERATURE (°F), HEAT BASE 65.0, COOL BASE 65.0 DEP. HEAT COOL MEAN MEAN FROM DEG DEG MAX MAX MIN MIN YR MO MAX MIN MEAN NORM DAYS DAYS HI DATE LOW DATE >=90 <=32 <=32 <=0 ------------------------------------------------------------------------------------ 07 1 34.5 28.0 31.4 0.0 1041 0 41.9 1 8.4 11 0 5 22 0 07 2 30.4 23.0 26.9 0.0 1068 0 41.9 16 1.7 28 0 13 23 0 07 3 33.6 25.1 29.3 0.0 1106 0 41.3 30 9.5 3 0 7 28 0 07 4 45.9 32.3 39.1 0.0 778 0 58.9 20 18.1 3 0 0 10 0 07 5 53.7 39.1 46.2 0.0 582 0 66.1 23 30.7 1 0 0 2 0 07 6 61.4 47.0 54.0 0.0 336 6 76.0 9 38.8 9 0 0 0 0 07 7 61.9 51.3 55.9 0.0 284 2 70.6 15 46.0 22 0 0 0 0 07 8 63.4 50.3 56.2 0.0 285 13 77.0 11 41.9 28 0 0 0 0 07 9 53.9 45.8 49.6 0.0 461 0 65.6 3 37.2 28 0 0 0 0 07 10 45.5 38.5 41.9 0.0 716 0 51.1 16 28.4 20 0 0 2 0 07 11 39.8 32.9 36.4 0.0 857 0 46.5 15 24.1 30 0 0 12 0 07 12 31.6 25.0 28.2 0.0 1141 0 43.3 23 1.8 3 0 12 20 0 ------------------------------------------------------------------------------------ 46.4 36.6 41.3 0.0 8653 21 77.0 AUG 1.7 FEB 0 37 119 0 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 --------------------------------------------- 07 1 8.32 2.59 1.05 1 21 19 1 07 2 2.86 -2.43 0.91 15 14 7 0 07 3 6.03 0.86 0.74 23 23 19 0 07 4 5.21 1.15 0.81 23 21 16 0 07 5 5.27 0.72 1.35 6 19 13 1 07 6 2.10 -1.60 0.50 11 15 7 0 07 7 7.28 2.21 1.07 16 24 15 1 07 8 3.06 -3.75 0.70 24 17 9 0 07 9 13.04 0.95 1.15 16 26 19 5 07 10 15.65 3.27 1.53 5 26 26 4 07 11 3.94 -4.64 0.64 2 21 10 0 07 12 5.20 -3.97 0.61 11 21 15 0 --------------------------------------------- 77.96 -4.64 1.53 OCT 248 175 12 Snowfall (in) DEP. MAX FROM OBS. YR MO TOTAL NORM DAY DATE --------------------------------------------- 07 1 46.6 -- 7.5 12 07 2 14.3 -- 3.0 13 07 3 93.4 -- 12.3 2 07 4 0.0 -- -- -- 07 5 0.0 -- -- -- 07 6 0.0 -- -- -- 07 7 0.0 -- -- -- 07 8 0.0 -- -- -- 07 9 0.0 -- -- -- 07 10 TRCE -- TRCE 20 07 11 2.0 -- 2.0 5 07 12 21.5 -- 6.3 8 --------------------------------------------- 177.8 12.3 MAR DOM WIND YR MO AVG. HI DATE DIR RUN (mi) ---------------------------------------- 07 1 2.1 29.0 7 ? 1546.41 07 2 2.7 33.0 21 ENE 1832.11 07 3 2.6 45.0 28 SSE 1915.06+ 07 4 2.7 42.0 5 SSE 1951.57 07 5 2.1 26.0 16 SSE 1567.54 07 6 1.7 21.0 16 NW 1192.60 07 7 1.5 20.0 19 SSE 1083.69 07 8 1.1 21.0 17 SSE 784.65 07 9 2.4 33.0 29 SSE 1721.90+ 07 10 1.5 38.0 21 SSE 1090.72+* 07 11 1.4 41.0 15 SSE 1024.66 * 07 12 1.7 41.0 2 SSE 1268.38+* ----------------------------------------------- 1.9 45.0 MAR SSE 16,979.29+ miles ?Wind Direction Vane Frozen for 11 days in January as well as another 5 days frozen intermittently. +Anemometer Frozen March 8-9 night. Anemometer Not Functioning 0000 - 0705 9/17. Anemometer not functioning from 0715 to 1150 on October 2; 0100 to 0755 October 6; and 0305 - 0615 October 12. Anemometer Frozen 2125 12/26 to 0650 12/27 *EQUIPMENT CHANGE: Effective October 12 at 0915: Smaller less sensitive Wind Cups replaced the larger cups on the Anemometer. Readings will show a reduction in the Average Wind Speed and Total Wind Run during times of intermittent low wind speeds compared to the readings in previous months and years. High Wind Speed should not have been affected.