MONTHLY CLIMATOLOGICAL SUMMARY for MAY 2002 NAME: 3270 Nowell CITY: West Juneau STATE: Alaska ELEV: 97 ft LAT: 58° 17' 33" N LONG: 134° 25' 37" W 2100 hrs. to 2100 hrs. local time. Temperature:(F), Rain:(inches), Wind:(mph), Heat Base: 65.0, Method: High/Low Digitar TWR-3 Temperature Probe, Anemometer; Rainwise M-100 Rain Collector. Htg Mean High Low Deg High Cldy/Most Date Temp Temp Temp Days Precip. Wind Weather Sun Cldy Rainbow Aurora ---------------------------------------------------------------------------------------------------------------------------------------- 5/1 44.6 51.6 37.6 20.4 TRACE 19 IncrCld Cld Cld/LtRn-Spr Cld/Brks Cld/Spr/LtRn Yes Yes 5/2 41.8 51.6 32 23.2 0.04 25 Cld/Rain PCld/Clr Clr Yes Yes 5/3 34.9 43.3 26.5 30.1 23 Clr Fair ThinOvcst Fair Yes 5/4 38.8 48.3 29.3 26.2 25 MostClear OccGusts Yes 5/5 36.2 43.1 29.3 28.8 31 Clr/Windy Clear Yes 5/6 39.1 51.6 26.5 26.0 18 Clear Clr/Fair Yes 5/7 37.7 43.3 32 27.4 TRACE 7 IncrCld/Spr/LtRn Cld PCld Clr Yes Yes 5/8 40.5 54.4 26.5 24.6 14 Clr PCld MClr Clr Yes 5/9 37.7 43.3 32 27.4 0.08 9 IncrCld Cld Cld/PeriodsLtRn/Rn Yes 5/10 37.7 40.5 34.8 27.4 0.53 11 Cld/Rn Cld/LtRn/Spr Cld/Rn Yes 5/11 40.5 43.3 37.6 24.6 0.33 10 Cld/Rn-Drizzle Yes 5/12 41.8 46.0 37.6 23.2 0.21 7 Cld/Rn-Driz Cld/LtRn-Driz Cld/LtRn/Spr Yes 5/13 43.2 48.8 37.6 21.8 0.21 11 LoCld/OccLtRn-Driz VarLoCld/LtRn/Rn/Spr Yes 5/14 40.5 43.3 37.6 24.6 TRACE 14 Cld Cld/LtRn-Spr Cld Cld/OccSpr Yes 5/15 46.0 51.6 40.3 19.1 0.01 16 Cld/Rn Cld/Brks Fair Cldy Yes Yes 5/16 50.0 59.9 40 15.1 TRACE 16 Cld/BitofRn Cld/Fr PCld Clr/MClr Yes Yes 5/17 48.5 59.2 37.7 16.6 15 MClr PCld/Fair Fair Ovcst Yes Yes 5/18 51.3 59.5 43.1 13.7 10 Cld Fair HiOvcst/Fair Yes Yes 5/19 57.0 65.4 48.6 8.0 22 Clear Brzy PCld/Fr Clr Yes 5/20 58.4 73.7 43.1 6.6 35 Clr Clr/Brzy IncrCld Cldy Yes Yes 5/21 62.6 68.2 56.9 2.5 22 HiOvcst Cld/Brks Fr Ovcst Cld Yes Yes 5/22 50.1 54.2 45.9 15.0 0.14 6 VarLoCld-Fog/LtRn-Driz Yes 5/23 48.8 51.6 45.9 16.3 0.13 9 LoCld/Rn-Driz Cld(VarCeil) Yes 5/24 50.1 57.1 43.1 14.9 9 Cld PCld/Clr Clr Yes Yes 5/25 51.5 65.3 37.6 13.6 11 Clear Yes 5/26 51.5 59.9 43.1 13.5 TRACE 10 Cld Cld/SmBrks/Spr Cldy Yes Yes 5/27 50.2 54.4 45.9 14.9 0.03 10 LoCld-Fog/BitofRn Cld/OccSpr-LtRn Yes 5/28 51.5 57.1 45.9 13.5 0.12 11 Cld/Rn-Driz Cld/OccSpr-LtRn Cld Yes 5/29 50.2 54.4 45.9 14.9 0.22 14 Cld/Rn Cld/OccLtRn-Driz Cld/Rn Cld/Shrs Yes 5/30 47.4 51.6 43.1 17.7 0.05 12 Cld/Rn Cld-SmBrks/OccSpr VarCld/Rn PCld/Clr Yes Yes 5/31 47.4 54.4 40.3 17.7 0.09 14 Cld/Brks HiOvcst Cld/Spr Cld/Rn-Driz Sort Of Yes ----------------------------------------------------------------------------------------------------------------------------------------- AVERAGE Mean Temp: 46.0 AVERAGE High Temp: 53.2 MINIMUM High Temp: 40.5 10th MAXIMUM High Temp: 73.7 20th AVERAGE Low Temp: 38.8 MINIMUM Low Temp: 26.5 3rd MAXIMUM Low Temp: 56.9 21st MAX >= 90.0: 0 MAX >= 80.0: 0 MAX >= 70.0: 1 20th MAX <= 32.0: 0 MIN <= 32.0: 8 MIN <= 0.0: 0 TOTAL Htg Deg Days: 588.4 AVERAGE Htg Deg Days: 19.0 MINIMUM Htg Deg Days: 2.5 21st MAXIMUM Htg Deg Days: 30.1 3rd TOTAL Precip.: 2.19 AVERAGE Precip.: 0.1 DAYS OF Precip.: 19 MAXIMUM Precip.: 0.53 10th DAYS OF Rain: 13 (>.01 in) 8 (>.1 in) 0 (>1 in) AVERAGE High Wind: 15.0 MINIMUM High Wind: 6 22nd MAXIMUM High Wind: 35 20th DAYS OF Sun: 20 TOTALLY Clear: 1 25th DAYS OF Cld or M Cld: 24 DAYS OF Rainbow: 0 DAYS OF Aurora 0