Blue Hill Meteorological Observatory 2
42° 12' 44"N, 71° 06' 53"W, Elevation 635 feet
Milton, Massachusetts USA

 

Sunday, July 19, 2026
6:30 PM (Eastern Standard Time)
Updated every 10 minutes
 
73.4°F
 23.0°C
Humidity38%
Dew Point46.3°F (7.9°C)
WindNW 8 G 17 mph
Heat Index70°F
Barometer29.835" (1010.4 mb)
Solar21 W/m2
Rainfall0.00" (0.00"/hr)
webcam
Facing WNW. Updated every 15 minutes.
Source: Camnet

 

Today's Highs and Lows
Temperature 79.2°F @ 2:17 PM
65.9°F @ 6:46 AM
Dew Point 67.8°F 12:03 AM
45.6°F 6:11 PM
Humidity 97% 12:03 AM
34% 5:44 PM
Wind Gust 36 mph NNW @ 9:17 AM
Wind Speed 27 mph NNW @ 9:17 AM
Barometer 29.835" 6:29 PM
29.563" 12:28 AM
Precipitation Max 0.00"1 12:00 AM
Last 24 hours 0.04"
Storm total 0.23"
Evapotranspiration 0.275"
Wind Chill Gust Min 64°F 6:32 AM
Wind Chill Avg Min 64°F 6:43 AM
Heat Index Max 78°F 1:33 PM
Sunshine Max 1002 W/m2 11:53 AM
1. Instantaneous rainfall rate.


Yesterday July 18, 2026
  Maximum, Minimum Mean/Total
Temperature 79.8°F @ 10:20 AM
64.5°F @ 7:32 PM
72.2°
Dew Point 68.6°F 10:37 PM
48.2°F 12:00 AM
62.4°
Humidity 97% 9:00 PM
45% 12:00 AM
78.2%
Wind Gust 58 mph S @ 7:33 PM
16.2 206°
Wind Speed 35 mph S @ 7:36 PM
 
Barometer 30.045" 12:05 AM
29.575" 11:50 PM
29.852
Wind Chill Gust Min 60°F 7:33 PM
Wind Chill Avg Min 61°F 7:36 PM
Heat Index Max 80°F 9:22 AM
Sunshine Max 761 W/m2 10:09 AM 116.8
Degree Days Heating (Base 65°F): 0
Cooling (Base 65°F): 8
Precipitation   0.23"
Evapotranspiration   0.132"
Precipitation Types none
Snowfall 0.0"
Snowcover 0"


Forecast
Increasing clouds with little temperature change.


Number of Days
For July For 2026
Rain: 4
Snow: 0
Heavy Fog: 0
Thunder: 0
High ≥ 90°F: 5
Low ≤ 32°F: 0
High ≤ 32°F: 0
Low ≤ 0°F: 0
Cloudy: 0
Partly Cloudy: 0
Clear: 0
Rain: 65
Snow: 0
Heavy Fog: 0
Thunder: 0
High ≥ 90°F: 8
Low ≤ 32°F: 83
High ≤ 32°F: 30
Low ≤ 0°F: 3
Cloudy: 0
Partly Cloudy: 0
Clear: 0
Date of last rainfall: July 18, 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 2 2
Cooling - Base 65°F 8 209 463
 
Wind Run
Today 281.2 miles
This month 4826.4 miles
This year 54434.7 miles


Sun, Moon
Twilight begins 4:01 AM
Sunrise 4:26 AM
Sunset 7:15 PM
Twilight ends 7:39 PM
Moonrise 10:30 AM
Moonset 10:01 PM
 
Sunshine Minutes (intensity ≥ 120 W/m2)
Today 701
This Month 11,776
This Year 98,329
Yesterday 416
One Year Ago 696


Monthly and Yearly Statistics
  Monthly
Maximum, Minimum, Mean/Total
Yearly
Maximum, Minimum, Mean/Total
Temperature °F 98.2° on Jul 2 2:13 PM
58.3° on Jul 8 4:38 AM
Mean 75.6°
98.2° on Jul 2 2:13 PM
-0.9° on Jan 31 5:46 AM
Mean 49.2°
Dew Point °F 76.6° on Jul 1 3:54 PM
44.9° on Jul 17 11:05 PM
Mean 63.3°
78.4° on Jun 12 1:45 PM
-79.1° on Jan 25 6:01 PM
Mean 38.4°
Humidity 98% on Jul 7 8:04 PM
30% on Jul 17 5:33 PM
Mean 68.6%
98% on Mar 7 3:12 AM
0% on Jan 25 6:01 PM
Mean 70.3%
Wind Gust (mph) S 58 on Jul 18 7:33 PM
WNW 0 on Jul 1 11:28 AM
Mean 262° 10.5
S 105 on Mar 17 12:22 AM
W 0 on Jan 2 12:16 PM
Mean 259° 11.3
Wind Speed S 35 on Jul 18 7:36 PM
WNW 0 on Jul 3 7:18 AM
S 68 on Mar 17 12:12 AM
N 0 on Jan 4 9:06 AM
Barometer 30.237" on Jul 13 5:40 AM
29.563" on Jul 19 12:28 AM
Mean 29.957"
30.707" on Mar 2 10:37 AM
29.286" on Mar 17 2:00 AM
Mean 30.004"
Precipitation Total 2.24" Total 99.37"
Evapotranspiration Total 4.205" Total 25.103"
Wind Chill Gust °F Min 55° on Jul 8 4:24 AM Min -27° on Feb 8 6:42 AM
Wind Chill Avg °F Min 56° on Jul 8 4:50 AM Min -24° on Feb 8 6:43 AM
Heat Index °F Max 109° on Jul 2 1:10 PM Max 109° on Jul 2 1:10 PM
Sunshine (W/m2) Max 1190 on Jul 5 11:47 AM
Mean 242.3
Max 1306 on Jun 7 10:43 AM
Mean 172.1
Extremes are the first of multiple occurrences.


All-Time Records
  Maximum, Minimum
Temperature °F 99.0° on Jun 24, 2025 1:32 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 Jan 3, 2023 2:48 PM
Humidity 100% on Sep 20, 2017 1:11 AM
0% on Jan 3, 2023 2:48 PM
Wind Gust (mph) S 105 on Mar 17, 2026 12:22 AM
SE 0 on Jan 2, 2017 5:01 AM
Wind Speed S 68 on Mar 17, 2026 12:12 AM
N 0 on Jan 1, 2017 2:16 PM
Barometer 30.934" on Dec 14, 2024 10:00 AM
28.675" on Feb 7, 2020 2:58 PM
Precipitation Max rate 82.29"/hr on Jun 15, 2024 10:45 AM
Evapotranspiration Max day 0.407" on May 2, 2018 11:01 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

 

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