For Weather Station at Wanneroo for 2006 NUMBER OF HOURS OCCURRING BELOW AND ABOVE THRESHOLDS AIRT AIRT RH RH SOIL SOIL WIND WIND RAIN RAIN SUN EVAP EVAP HOURS < > < > < > < > < > /DAY < > LOST PER 2.0 30.0 10.0 90.0 10.0 40.0 1.0 8.0 1.0 10.0 100.0 .5 1.0 MONTH ----------------------------------------------------------------------------- Jan 0 0 0 0 0 0 0 0 0 0 0 0 0 744/744 Feb 0 0 0 0 0 0 0 0 0 0 0 0 0 672/672 Mar 0 0 0 0 0 0 0 0 0 0 0 0 0 744/744 Apr 0 0 0 136 8 0 161 0 15 0 191 391 0 281/720 May 40 0 2 226 47 0 309 0 16 1 302 687 0 0/744 Jun 24 0 1 181 226 0 311 0 12 1 273 660 0 42/720 Jul 36 0 0 279 223 0 295 0 41 1 291 712 0 13/744 Aug 69 0 0 251 66 0 257 0 41 2 321 695 0 0/744 Sep 0 1 0 188 50 0 205 0 41 0 339 614 0 0/720 Oct 0 2 0 114 3 0 118 0 10 0 369 570 0 2/744 Nov 0 13 0 98 0 0 73 0 15 0 385 522 11 0/720 Dec 0 49 0 69 0 0 77 0 2 0 417 502 43 0/744 Year Totals 169 65 3 1542 623 0 1806 0 193 5 2888 5353 54 2498 ----------------------------------------------------------------------------- *** CONTAINS: 0 Patched, 1156 Filled, 0 Zeroed, and 0 Suspect values ============================================================================= For Weather Station at Wanneroo for 2007 NUMBER OF HOURS OCCURRING BELOW AND ABOVE THRESHOLDS AIRT AIRT RH RH SOIL SOIL WIND WIND RAIN RAIN SUN EVAP EVAP HOURS < > < > < > < > < > /DAY < > LOST PER 2.0 30.0 10.0 90.0 10.0 40.0 1.0 8.0 1.0 10.0 100.0 .5 1.0 MONTH ----------------------------------------------------------------------------- Jan 0 49 0 75 0 5 75 0 8 0 400 510 23 0/744 Feb 0 48 0 104 0 1 105 0 6 0 359 490 9 0/672 Mar 0 68 0 47 0 0 91 0 10 0 363 541 13 0/744 Apr 0 6 0 216 4 0 235 0 22 1 320 614 0 0/720 May 11 0 0 202 52 0 240 0 40 0 298 722 0 0/744 Jun 8 0 0 166 144 0 158 0 42 0 276 706 0 0/720 Jul 8 0 0 185 69 0 144 2 91 1 286 738 0 0/744 Aug 7 0 0 287 79 0 216 0 81 0 320 711 0 0/744 Sep 0 0 0 228 37 0 212 0 52 0 342 628 0 0/720 Oct 0 0 0 127 1 0 118 0 41 0 371 578 1 0/744 Nov 0 27 0 94 0 0 88 0 6 0 397 487 24 0/720 Dec 0 41 0 37 0 8 60 0 18 0 415 518 29 0/744 Year Totals 34 239 0 1768 386 14 1742 2 417 2 4147 7243 99 0 ----------------------------------------------------------------------------- *** CONTAINS: 0 Patched, 0 Filled, 0 Zeroed, and 0 Suspect values ============================================================================= For Weather Station at Wanneroo for 2008 NUMBER OF HOURS OCCURRING BELOW AND ABOVE THRESHOLDS AIRT AIRT RH RH SOIL SOIL WIND WIND RAIN RAIN SUN EVAP EVAP HOURS < > < > < > < > < > /DAY < > LOST PER 2.0 30.0 10.0 90.0 10.0 40.0 1.0 8.0 1.0 10.0 100.0 .5 1.0 MONTH ----------------------------------------------------------------------------- Jan 0 69 0 45 0 4 48 0 0 0 401 499 32 0/744 Feb 0 122 0 14 0 2 51 0 8 0 359 471 32 0/672 Mar 0 23 0 72 0 0 96 2 3 0 360 546 0 0/744 Apr 0 2 0 185 0 0 215 0 34 2 310 618 0 0/720 May 0 0 0 344 18 0 332 0 42 0 302 707 0 0/744 Jun 1 0 0 244 110 0 219 0 68 2 273 709 0 0/720 Jul 32 0 0 271 176 0 211 0 91 2 282 742 0 0/744 Aug 26 0 0 194 223 0 224 0 20 0 328 650 0 0/744 Sep 10 0 0 178 41 0 174 2 41 0 336 631 0 0/720 Oct 0 14 0 113 0 0 123 0 45 0 369 593 1 0/744 Nov 0 0 0 101 0 0 100 0 38 2 400 542 1 0/720 Dec 0 19 0 59 0 0 58 0 13 0 416 503 14 0/744 Year Totals 69 249 0 1820 568 6 1851 4 403 8 4136 7211 80 0 ----------------------------------------------------------------------------- *** CONTAINS: 0 Patched, 0 Filled, 0 Zeroed, and 0 Suspect values ============================================================================= For Weather Station at Wanneroo for 2009 NUMBER OF HOURS OCCURRING BELOW AND ABOVE THRESHOLDS AIRT AIRT RH RH SOIL SOIL WIND WIND RAIN RAIN SUN EVAP EVAP HOURS < > < > < > < > < > /DAY < > LOST PER 2.0 30.0 10.0 90.0 10.0 40.0 1.0 8.0 1.0 10.0 100.0 .5 1.0 MONTH ----------------------------------------------------------------------------- Jan 0 46 0 45 0 0 57 0 1 1 401 508 26 2/744 Feb 0 67 0 62 0 0 73 0 4 0 362 482 19 0/672 Mar 0 21 0 6 0 0 53 0 0 0 113 157 2 521/744 Apr 0 0 0 0 0 0 0 0 0 0 0 0 0 720/720 May 0 0 0 0 0 0 0 0 0 0 0 0 0 744/744 Jun 0 0 0 0 0 0 0 0 0 0 0 0 0 720/720 Jul 0 0 0 0 0 0 0 0 0 0 0 0 0 744/744 Aug 0 0 0 0 0 0 0 0 0 0 0 0 0 744/744 Sep 0 0 0 0 0 0 0 0 0 0 0 0 0 720/720 Oct 0 0 0 0 0 0 0 0 0 0 0 0 0 744/744 Nov 0 0 0 0 0 0 0 0 0 0 0 0 0 720/720 Dec 0 0 0 0 0 0 0 0 0 0 0 0 0 744/744 Year Totals 0 134 0 113 0 0 183 0 5 1 876 1147 47 7123 ----------------------------------------------------------------------------- *** CONTAINS: 0 Patched, 0 Filled, 0 Zeroed, and 0 Suspect values All years data. AIRT AIRT RH RH SOIL SOIL WIND WIND RAIN RAIN SUN EVAP EVAP HRS < > < > < > < > < > /DAY < > LOST 2.0 30.0 10.0 90.0 10.0 40.0 1.0 8.0 1.0 10.0 100.0 .5 1.0 --------------------------------------------------------------------------- 2006 169 65 3 1542 623 0 1806 0 193 5 2888 5353 54 2498 2007 34 239 0 1768 386 14 1742 2 417 2 4147 7243 99 0 2008 69 249 0 1820 568 6 1851 4 403 8 4136 7211 80 0 2009 0 134 0 113 0 0 183 0 5 1 876 1147 47 7123 ----------------------------------------------------------------------------- Data for first and last year is probably incomplete. Data may be conservative where hours lost is greater than zero. Data in this analysis is for calendar months midnight to midnight per day and may not be consistent with the usual daily summaries calculated from 9am to 9am per day. Air temperature below 2 deg is POTENTIAL frost at ground level. Other factors such as wind speed can determine a frost occurence. When data is referenced in publications please acknowledge the source. Report created on Wed Mar 11 08:30:43 2009 local time. Data from Dept of AGRICULTURE. Contact Peter Hanson/Ian Foster 08 9368 3333.