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

 

Monday, June 29, 2026
7:50 AM (Eastern Standard Time)
Updated every 10 minutes
 
73.3°F
 22.9°C
Humidity80%
Dew Point66.8°F (19.3°C)
WindN 2 G 8 mph
Heat Index75°F
Barometer30.100" (1019.3 mb)
Solar512 W/m2
Rainfall0.00" (0.00"/hr)
webcam
Facing WNW. Updated every 15 minutes.
Source: Camnet

 

Today's Highs and Lows
Temperature 73.3°F @ 7:49 AM
62.9°F @ 4:06 AM
Dew Point 66.8°F 7:47 AM
61.1°F 4:06 AM
Humidity 95% 12:39 AM
78% 7:48 AM
Wind Gust 19 mph W @ 2:36 AM
Wind Speed 14 mph W @ 2:26 AM
Barometer 30.100" 7:49 AM
30.029" 2:14 AM
Precipitation Max 0.00"1 12:00 AM
Last 24 hours 0.01"
Storm total 0.00"
Evapotranspiration 0.013"
Wind Chill Gust Min 61°F 3:34 AM
Wind Chill Avg Min 62°F 4:06 AM
Heat Index Max 75°F 7:47 AM
Sunshine Max 538 W/m2 7:48 AM
1. Instantaneous rainfall rate.


Yesterday June 28, 2026
  Maximum, Minimum Mean/Total
Temperature 79.6°F @ 2:57 PM
61.9°F @ 3:31 AM
70.8°
Dew Point 69.1°F 10:19 AM
60.7°F 3:31 AM
64.5°
Humidity 97% 3:43 AM
62% 3:10 PM
84.4%
Wind Gust 16 mph S @ 7:18 PM
4.8 153°
Wind Speed 11 mph SSW @ 7:15 PM
 
Barometer 30.055" 10:19 PM
29.980" 3:17 AM
30.017
Wind Chill Gust Min 62°F 3:31 AM
Wind Chill Avg Min 62°F 3:31 AM
Heat Index Max 83°F 2:14 PM
Sunshine Max 1136 W/m2 11:57 AM 190.5
Degree Days Heating (Base 65°F): 0
Cooling (Base 65°F): 6
Precipitation   0.01"
Evapotranspiration   0.134"
Precipitation Types none
Snowfall 0.0"
Snowcover 0"


Forecast
Mostly clear and cooler.


Number of Days
For June For 2026
Rain: 9
Snow: 0
Heavy Fog: 0
Thunder: 0
High ≥ 90°F: 2
Low ≤ 32°F: 0
High ≤ 32°F: 0
Low ≤ 0°F: 0
Cloudy: 0
Partly Cloudy: 0
Clear: 0
Rain: 59
Snow: 0
Heavy Fog: 0
Thunder: 0
High ≥ 90°F: 3
Low ≤ 32°F: 83
High ≤ 32°F: 30
Low ≤ 0°F: 2
Cloudy: 0
Partly Cloudy: 0
Clear: 0
Date of last rainfall: June 28, 2026 (1 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 0 16 6073
Cooling - Base 65°F 3 174 236
 
Wind Run
Today 79.5 miles
This month 6914.0 miles
This year 49228.1 miles


Sun, Moon
Twilight begins 3:46 AM
Sunrise 4:12 AM
Sunset 7:23 PM
Twilight ends 7:49 PM
Moonrise 7:43 PM
Moonset 3:22 AM
 
Sunshine Minutes (intensity ≥ 120 W/m2)
Today 95
This Month 18,256
This Year 85,280
Yesterday 673
One Year Ago 693


Monthly and Yearly Statistics
  Monthly
Maximum, Minimum, Mean/Total
Yearly
Maximum, Minimum, Mean/Total
Temperature °F 90.7° on Jun 11 2:51 PM
45.6° on Jun 2 2:37 AM
Mean 70.1°
94.5° on May 19 12:59 PM
-0.9° on Jan 31 5:34 AM
Mean 44.7°
Dew Point °F 78.7° on Jun 12 1:47 PM
35.2° on Jun 1 10:09 PM
Mean 57.4°
78.7° on Jun 12 1:47 PM
-14.2° on Jan 24 7:40 AM
Mean 34.2°
Humidity 98% on Jun 23 5:20 AM
25% on Jun 3 2:55 PM
Mean 67.7%
98% on Mar 7 3:12 AM
18% on Apr 9 1:08 PM
Mean 70.5%
Wind Gust (mph) S 60 on Jun 18 1:18 PM
ESE 0 on Jun 1 6:23 PM
Mean 255° 10.2
S 90 on Mar 17 12:22 AM
NNW 0 on Jan 4 9:36 AM
Mean 251° 11.4
Wind Speed S 37 on Jun 18 1:48 PM
SE 0 on Jun 5 7:19 PM
S 57 on Mar 17 12:12 AM
N 0 on Jan 4 9:06 AM
Barometer 30.276" on Jun 8 10:39 AM
29.442" on Jun 18 4:22 PM
Mean 29.907"
30.708" on Mar 2 10:38 AM
29.304" on Mar 17 2:16 AM
Mean 30.012"
Precipitation Total 1.80" Total 96.81"
Evapotranspiration Total 6.294" Total 21.229"
Wind Chill Gust °F Min 38° on Jun 2 2:55 AM Min -27° on Feb 8 6:42 AM
Wind Chill Avg °F Min 39° on Jun 2 2:55 AM Min -25° on Feb 8 6:43 AM
Heat Index °F Max 101° on Jun 12 1:45 PM Max 102° on May 19 1:36 PM
Sunshine (W/m2) Max 1306 on Jun 7 10:43 AM
Mean 260.2
Max 1306 on Jun 7 10:43 AM
Mean 160.0
Extremes are the first of multiple occurrences.


All-Time Records
  Maximum, Minimum
Temperature °F 99.1° on Jul 6, 2010 1:59 PM
-13.4° on Feb 4, 2023 5:47 AM
Dew Point °F 81.5° on Jul 20, 2019 1:48 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) SSE 95 on Dec 19, 2023 11:31 AM
ESE 0 on Apr 21, 2004 1:52 AM
Wind Speed S 57 on Apr 13, 2020 3:38 PM
SSW 0 on Apr 21, 2004 2:06 AM
Barometer 30.932" on Dec 14, 2024 10:03 AM
28.675" on Feb 7, 2020 2:58 PM
Precipitation Max rate 96.00"/hr on Jan 12, 2005 5:44 PM
Evapotranspiration Max day 2.823" on Dec 31, 2009 12:00 PM
Wind Chill Gust °F Min -138° on Feb 3, 2023 3:33 AM
Wind Chill Avg °F Min -134° on Feb 3, 2023 3:36 AM
Heat Index °F Max 113° on Jun 20, 2024 12:23 PM
Sunshine (W/m2) Max 1498 on Jul 13, 2024 11:20 AM
Records begin 04/20/2004.
Extremes are the first of multiple occurrences.


Battery Status
Transmitters All OK
Console 4.70V

 

Data generated by WxSolution Version 1.9.1.9, Build 2022.03.27.