BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA SUNDAY, JULY 5, 2020 ALL TIMES ARE IN EASTERN STANDARD TIME LIMITED VISIBILITY WITH DECENT SUMMER WEATHER FOLLOWING INDEPENDENCE DAY.... Haze limited visibility to only 25 miles today, with cloud cover changing from stratus to cumulus as the day went on. Wind was very light, only reaching a max of 13 mph. Wind is almost calm at this point in time, with the average speed being less than 10 mph. The high so far today is 82 degrees, this is 2 degrees above the daily normal high of 80F. The low since midnight is 63F, which is a degree above the daily normal low of 62F. PRELIMINARY STATS FOR JUNE 2020 TEMPERATURE, Deg. F Avg. Max. 78.0 [+3.0] Avg. Min. 59.1 [+2.0] Mean      68.6 [+2.5] 24-hour corrected mean: 67.5 Max. for month: 90F on the 20th Min. for month: 42F on the 1st HEATING DEGREE DAYS Total heating units:     40 [-33] Total for the season:  5852 [-402] Total for last season: 6254 COOLING DEGREE DAYS Total cooling units:    152  [+47] Total for the season:   184  [+55] Total for last season:  89 PRECIPITATION, Inches Total: 7.56 [+3.25] Greatest in 24 hrs: N/A WIND, mph Avg. uncorrected wind speed: 9.1 mph Avg. corrected wind speed:   9.8 mph Prevailing wind direction:   S [15%] Peak gust and direction:     55 SW on the 6th SUNSHINE: Campbell-Stokes card minutes: N/A Astronomical total minutes: N/A Today's Observations: 7 A.M. Weather: Overcast stratus Temperature: 68F; Dew Point: 65F; Relative Humidity: 92% Wind: SSW at 4 kts, light and variable Sea-level pressure: 29.96 ins. Hg: rising unsteadily Visibility: 10 miles, fog 6-hr Max temp: 68F 6-hr Min temp: 63F 24-hr Precip: 0.00 ins. BHO SA 1155 E10 OVC 10 147/68/65/2204/996/ DSNT FG ALQDS WND L/V/ 8/6// 52008 10068 20063 10 A.M. Weather: Broken stratocumulus Temperature: 73F; Dew Point: 65F; Relative Humidity: 77% Wind: W at 6 kts, light   Sea-level pressure: 29.96 ins. Hg: falling, then more slowly Visibility: 25 miles, hazy 3-hr Precip:  0.00 ins. BHO SA 1455 E10 BKN 25 146/73/65/2706/996/ HAZY WND LGT/ 8/800 58001   1 P.M. Weather: Scattered cumulus and cirrus Temperature: 80F; Dew Point: 62F; Relative Humidity: 54% Wind: NE at 3 kts, light and variable Sea-level pressure: 29.93 ins. Hg: falling, then steady Visibility: 25 miles, hazy 6-hr Max temp: 82F 6-hr Min temp: 68F 6-hr Precip:  0.00 ins. BHO SA 1755 10 SCT 250 SCT 25 135/80/62/0403/993/ HAZY WND L/V/ 8/802 58009 10082 20068 SUMMARY FOR SATURDAY, JULY 4, 2020 TEMPERATURE (DEGREES F) MAX.....79   NORMAL.....80 MIN.....60   NORMAL.....62 MEAN....70   NORMAL.....71 DEPARTURE FROM 30-YEAR NORMAL................. -1 TOTAL DEPARTURE FOR THE MONTH................. -1 [+/- 0.0 DEGREES/DAY] COOLING DEGREE DAYS (SEASON JAN TO DEC) TOTAL COOLING UNITS FOR YESTERDAY..................5  DEPARTURE....... -1 TOTAL COOLING UNITS FOR THE MONTH.................21  DEPARTURE........-3 TOTAL COOLING UNITS FOR THE SEASON.............. 205  DEPARTURE.......+52 TOTAL COOLING UNITS LAST SEASON TO DATE..........130  DEPARTURE.......+75 PEAK GUST AND AVERAGE WIND SPEED (MPH) PEAK WIND GUST FOR YESTERDAY....................16 S   AT  9:27 P.M.                      AERO.........................16 S   AT  9:27 P.M.                     ASOS.........................15 S   AT 10:14 P.M.                    DAVIS........................16 SSE AT 10:28 P.M RMY 16 FASTEST MILE FOR YESTERDAY......................11 SE  AT  8:30 P.M. MAXIMUM 2-MINUTE ASOS AVERAGE...................12 SSE AT  8:28 P.M. MAXIMUM 2-MINUTE DAVIS AVERAGE..................12 SSE AT  8:28 P.M. AVERAGE WIND SPEED AND DIRECTION...............5.5 N                                ASOS........................5.8                    DAVIS.......................5.9 ENE [71 deg.] PRECIPITATION (INCHES) THROUGH THIS MORNING (EST) TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.00  DEPARTURE......-0.10                          ASOS..............0.00 TOTAL PRECIPITATION FOR THE MONTH..........0.00  DEPARTURE......-0.43                          ASOS..............0.01 TOTAL PRECIPITATION FOR THE YEAR..........27.35  DEPARTURE......-0.05                          ASOS.............28.02 PRELIMINARY CLIMATE SUMMARY FOR JUNE CALENDAR DAY DATA DATE: MAX/MIN/MEAN/DEP/PRECIP/SUN(MIN.)/SUN(%)/PEAK GUST/AERO/RMY GUST AERO: Aerovane wind recording system gust RMY:  R.M. Young wind gust recording system TSTM: Thunderstorm day (thunder heard some time during day) ....: Data not yet available, records not finalized M:    Missing data 06/01  64/42/53/-9/T/0.0/000/00            28 WNW  AERO 29 WNW RMY 28 06/02  72/45/59/-3/..../0.0/689/76         28 W    AERO 27 W   RMY 28 06/03  79/55/67/+5/T/0.0/400/44            29 W    AERO 28 W   RMY 26 06/04  87/62/75/+12/..../0.0/673/74        26 W    AERO 25 S   RMY N/A 06/05  80/65/73/+10/..../0.0/300/33        28 SSW  AERO 28 SSW RMY N/A TSTM 06/06  86/57/72/+9/..../0.0/301/33         55 SW   AERO 59 SW  RMY 59  TSTM 06/07  68/54/61/-3/0.00/0.0/255/28         24 NW   AERO 24 NW  RMY N/A 06/08  77/51/64/0/0.00/0.0/866/95          25 W    AERO 24 W   RMY 25 06/09  77/60/69/+5/T/0.0/110/12            23 E    AERO 21 E   RMY N/A 06/10  70/58/64/-1/T/0.0/658/72            25 E    AERO 24 E   RMY N/A 06/11  71/64/68/+3/0.62/0.0/165/18         40 S    AERO 40 S   RMY 42 06/12  82/63/73/+8/0.00/0.0/705/77         26 W    AERO 25 W   RMY 27 06/13  71/53/62/-3/0.00/0.0/669/73         21 WNW  AERO 20 WNW RMY N/A             06/14  67/49/58/-8/0.00/0.0/852/93         21 E    AERO 21 ENE RMY 21 06/15  67/53/60/-6/5/0/0.0/705/77          21 NE   AERO 16 ENE RMY 20 06/16  73/54/64/-2/0.00/0.0/889/97         18 E    AERO 18 E   RMY 18 06/17  78/57/68/+1/0.00/0.0/889/97         20 S    AERO 20 S   RMY 20 06/18  86/59/73/+6/0.00/0.0/715/78         22 S    AERO 22 SSW RMY 22 06/19  86/66/76/+9/0.00/0.0/789/86         22 S    AERO 22 S   RMY 21 06/20  90/65/78/+10/0.00/0.0/834/91        22 S    AERO 21 S   RMY 21 06/21  90/66/78/+10/0.83/0.0/514/56        33 ESE  AERO 35 ESE RMY 33  TSTM 06/22  77/65/71/+3/0.00/0.0/.../..         15 E    AERO 17 S   RMY 14 06/23  85/65/75/+7/0.00/0.0/.../..         27 S    AERO 24 S   RMY 26 06/24  84/66/75/+6/0.00/0.0/.../..         25 S    AERO 24 S   RMY 25 06/25  84/63/74/+5/0.00/0.0/.../..         29 W    AERO 29 W   RMY 29 06/26  83/65/74/+5/0.02/0.0/.../..         25 S    AERO 25 S   RMY 27 06/27  82/65/74/+5/0.05/0.0/.../..         21 S    AERO 20 S   RMY 20 06/28  84/62/73/+3/3.27/0.0/.../..         35 W    AERO 33 N   RMY 37  TSTM 06/29  71/61/66/-4/..../0.0/.../..         18 NE   AERO 18 NE  RMY 18  TSTM 06/30  68/62/65/-5/..../.../.../..         14 ENE  AERO 14 ENE RMY 13 Record rainfall on the 28th of 3.27". Old record 2.09" in 1938 PRELIMINARY CLIMATE SUMMARY FOR JULY CALENDAR DAY DATA DATE: MAX/MIN/MEAN/DEP/PRECIP/SUN(MIN.)/SUN(%)/PEAK GUST/AERO/RMY GUST AERO: Aerovane wind recording system gust RMY:  R.M. Young wind gust recording system TSTM: Thunderstorm day (thunder heard some time during day) ....: Data not yet available, records not finalized M:    Missing data 07/01  76/63/70/0/0.00/.../.../..          16 E    AERO 14 E   RMY 14 07/02  86/61/74/4/0.00/.../.../..          30 WSW  AERO 25 WSW RMY 33 07/03  73/60/67/-4/0.00/.../.../..         30 NE   AERO 28 NE  RMY 30 07/04  79/60/70/-1/0.00/.../..             16 S    AERO 16 S   RMY 16 07/05 The low since midnight is 63F, the daily normal low is 62F DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated):   RECORDS FOR JULY 5 HIGH 98F IN 1911 LOW 48F IN 1920, 1927 & 1979 PRECIP 1.45 INS IN 1922 PEAK GUST 44e N IN 1944 RECORDS FOR JULY 6 HIGH 99F IN 2010 LOW 47F IN 1979 PRECIP 1.43 INS IN 2005 PEAK GUST 56e MPH NNW IN 1942, 56 MPH WNW IN 1999 TODAY'S REPORT PREPARED BY: Benjamin Turner