Blue Hill Meteorological Observatory
42° 12' 44"N, 71° 06' 53"W, Elevation 635 feet
Milton, Massachusetts USA

 

Tuesday, May 23, 2017
9:40 AM (Eastern Standard Time)
Updated every 10 minutes
 
63.4°F
 17.4°C
Humidity68%
Dew Point52.7°F (11.5°C)
WindNNW 7 G 11 mph
Wind Chill63°F
Barometer29.914" (1013.0 mb)
Solar788 W/m2
Rainfall0.01" (0.00"/hr)
webcam
Facing WNW. Updated every 15 minutes.
Source: Camnet

 

Today's Highs and Lows
Temperature 63.4°F 9:38 AM
50.5°F 3:39 AM
Dew Point 55.4°F 8:29 AM
49.7°F 3:39 AM
Humidity 98% 3:35 AM
68% 9:37 AM
Wind Gust NNW 17 mph 9:02 AM
N 0 mph 12:29 AM
Wind Speed NNW 13 mph 9:03 AM
NW 0 mph 3:48 AM
Barometer 29.945" 12:00 AM
29.912" 1:30 AM
Precipitation Max 0.00"1 12:00 AM
Last 24 hours 0.11"
Storm total 0.22"
Evapotranspiration 0.023"
Wind Chill Gust Min 46°F 3:20 AM
Wind Chill Avg Min 48°F 6:17 AM
Heat Index Max 63°F 9:35 AM
Sunshine Max 904 W/m2 9:32 AM
1. Instantaneous rainfall rate.


Forecast
Increasing clouds with little temperature change.


Number of Days
For May For 2017
Rain: 9
Snow: 0
Heavy Fog: 0
Thunder: 0
High ≥ 90°F: 3
Low ≤ 32°F: 0
High ≤ 32°F: 0
Low ≤ 0°F: 0
Cloudy: 0
Partly Cloudy: 0
Clear: 0
Rain: 68
Snow: 0
Heavy Fog: 0
Thunder: 0
High ≥ 90°F: 3
Low ≤ 32°F: 70
High ≤ 32°F: 18
Low ≤ 0°F: 0
Cloudy: 0
Partly Cloudy: 0
Clear: 0
Date of last rainfall: May 23, 2017 (0 days)


Observed Conditions
Precipitation types none
Snowfall today 0.0 inches
Snow on the ground 0 inches
Snowfall this season 0.0 inches
 
Degree Days
  Today Month Season
Heating - Base 65°F 8 268 5639
Cooling - Base 65°F 0 38 58
 
Wind Run
Today 48.6 miles
This month 5214.6 miles
This year 38932.4 miles


Sun, Moon
Twilight begins 3:52 AM
Sunrise 4:17 AM
Sunset 7:04 PM
Twilight ends 7:29 PM
Moonrise 3:04 AM
Moonset 4:29 PM
 
Sunshine Minutes (intensity ≥ 120 W/m2)
Today 200
This Month 12,733
This Year 59,950
Yesterday 306
One Year Ago 674


Yesterday May 22, 2017
  Maximum, Minimum Mean/Total
Temperature 53.1°F 10:00 PM
48.2°F 6:16 AM
50.7°
Dew Point 52.3°F 10:00 PM
36.1°F 12:22 AM
45.3°
Humidity 97% 8:06 PM
54% 12:04 AM
82.7%
Wind Gust S 22 mph 3:38 PM
S 0 mph 9:20 AM
7.4 175°
Wind Speed SSW 15 mph 11:53 AM
S 0 mph 9:57 PM
 
Barometer 30.237" 12:00 AM
29.945" 11:45 PM
30.111
Wind Chill Gust Min 43°F 7:29 AM
Wind Chill Avg Min 43°F 7:30 AM
Heat Index Max 53°F 9:55 PM
Sunshine Max 383 W/m2 10:43 AM 53.6
Degree Days Heating (Base 65°F): 14
Cooling (Base 65°F): 0
Precipitation   0.21"
Evapotranspiration   0.047"
Precipitation Types none
Snowfall 0.0"
Snowcover 0"


Monthly and Yearly Statistics
  Monthly
Maximum, Minimum, Mean/Total
Yearly
Maximum, Minimum, Mean/Total
Temperature °F 95.7° on May 18 2:04 PM
36.2° on May 9 3:36 AM
Mean 55.0°
95.7° on May 18 2:04 PM
3.5° on Jan 9 7:31 AM
Mean 40.8°
Dew Point °F 67.1° on May 18 7:45 AM
24.7° on May 4 1:48 PM
Mean 44.3°
67.1° on May 18 7:45 AM
-13.1° on Mar 6 2:24 PM
Mean 30.7°
Humidity 99% on May 6 6:39 AM
22% on May 18 3:02 PM
Mean 71.5%
99% on Feb 8 12:43 PM
10% on Mar 6 2:24 PM
Mean 71.1%
Wind Gust (mph) S 46 on May 6 6:53 AM
S 0 on May 1 12:40 AM
Mean 261° 9.8
WNW 59 on Mar 2 11:16 AM
SE 0 on Jan 2 5:01 AM
Mean 290° 11.3
Wind Speed SSE 34 on May 6 6:53 AM
S 0 on May 1 6:38 AM
NNW 43 on Feb 13 12:24 PM
N 0 on Jan 1 2:16 PM
Barometer 30.383" on May 21 9:15 AM
29.426" on May 15 1:45 AM
Mean 29.892"
30.720" on Jan 9 6:59 PM
28.870" on Mar 14 7:00 PM
Mean 29.969"
Precipitation Total 3.13" Total 18.55"
Evapotranspiration Total 3.377" Total 13.336"
Wind Chill Gust °F Min 28° on May 9 2:58 AM Min -20° on Mar 5 1:33 AM
Wind Chill Avg °F Min 29° on May 9 3:13 AM Min -18° on Mar 5 1:34 AM
Heat Index °F Max 96° on May 18 3:27 PM Max 96° on May 18 3:27 PM
Sunshine (W/m2) Max 1441 on May 3 11:31 AM
Mean 190.1
Max 1441 on May 3 11:31 AM
Mean 132.2
Extremes are the first of multiple occurrences.


All-Time Records
  Maximum, Minimum
Temperature °F 99.1° on Jul 6, 2010 1:59 PM
-12.7° on Feb 14, 2016 6:43 AM
Dew Point °F 79.4° on Jul 18, 2005 1:02 PM
-79.1° on Nov 26, 2009 3:18 AM
Humidity 100% on Apr 24, 2004 7:18 AM
0% on Apr 5, 2007 8:24 AM
Wind Gust (mph) S 77 on Jan 31, 2013 4:42 AM
ESE 0 on Apr 21, 2004 1:52 AM
Wind Speed SE 56 on Jan 18, 2006 12:32 PM
SSW 0 on Apr 21, 2004 2:06 AM
Barometer 30.833" on Nov 25, 2015 9:00 PM
28.689" on Feb 25, 2010 11:00 PM
Precipitation Max rate 96.00"/hr on Jan 12, 2005 5:44 PM
Evapotranspiration Max day 0.805" on Nov 12, 2008 5:00 PM
Wind Chill Gust °F Min -42° on Feb 14, 2016 6:34 AM
Wind Chill Avg °F Min -38° on Feb 14, 2016 6:35 AM
Heat Index °F Max 112° on Jul 22, 2011 1:27 PM
Sunshine (W/m2) Max 1441 on May 3, 2017 11:31 AM
Records begin 04/20/2004.
Extremes are the first of multiple occurrences.


Battery Status
Transmitters All OK
Console 4.55V

 

Data generated by WxSolution Version 1.9.0.6, Build 2017.01.14.