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

 

Sunday, April 20, 2025
3:10 AM (Eastern Standard Time)
Updated every 10 minutes
 
62.8°F
 17.1°C
Humidity68%
Dew Point52.1°F (11.2°C)
WindWNW 28 G 38 mph
Wind Chill60°F
Barometer29.881" (1011.9 mb)
Solar0 W/m2
Rainfall0.00" (0.00"/hr)
webcam
Facing WNW. Updated every 15 minutes.
Source: Camnet

 

Today's Highs and Lows
Temperature 67.9°F @ 12:00 AM
62.8°F @ 3:07 AM
Dew Point 60.1°F 12:12 AM
52.1°F 3:09 AM
Humidity 80% 1:05 AM
68% 3:09 AM
Wind Gust 38 mph W @ 3:04 AM
Wind Speed 30 mph WNW @ 3:06 AM
Barometer 29.892" 2:42 AM
29.869" 1:04 AM
Precipitation Max 0.00"1 12:00 AM
Last 24 hours 0.00"
Storm total 0.00"
Evapotranspiration 0.011"
Wind Chill Gust Min 59°F 3:07 AM
Wind Chill Avg Min 60°F 3:09 AM
Heat Index Max 67°F 12:00 AM
Sunshine Max 0 W/m2 12:00 AM
1. Instantaneous rainfall rate.


Yesterday April 19, 2025
  Maximum, Minimum Mean/Total
Temperature 81.5°F @ 1:24 PM
52.3°F @ 4:05 AM
66.9°
Dew Point 61.7°F 2:09 PM
46.9°F 12:00 AM
55.6°
Humidity 88% 4:19 AM
49% 12:41 PM
69.4%
Wind Gust 37 mph W @ 9:59 PM
16.1 228°
Wind Speed 26 mph W @ 10:00 PM
 
Barometer 30.022" 12:13 AM
29.811" 4:14 PM
29.894
Wind Chill Gust Min 46°F 4:17 AM
Wind Chill Avg Min 46°F 4:18 AM
Heat Index Max 82°F 1:20 PM
Sunshine Max 909 W/m2 11:46 AM 196.9
Degree Days Heating (Base 65°F): 0
Cooling (Base 65°F): 2
Precipitation   0.00"
Evapotranspiration   0.210"
Precipitation Types none
Snowfall 0.0"
Snowcover 0"


Forecast
Increasing clouds with little temperature change.


Number of Days
For April For 2025
Rain: 11
Snow: 0
Heavy Fog: 0
Thunder: 0
High ≥ 90°F: 0
Low ≤ 32°F: 5
High ≤ 32°F: 0
Low ≤ 0°F: 0
Cloudy: 0
Partly Cloudy: 0
Clear: 0
Rain: 40
Snow: 0
Heavy Fog: 0
Thunder: 0
High ≥ 90°F: 0
Low ≤ 32°F: 73
High ≤ 32°F: 32
Low ≤ 0°F: 1
Cloudy: 0
Partly Cloudy: 0
Clear: 0
Date of last rainfall: April 15, 2025 (5 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 0 388 5358
Cooling - Base 65°F 1 3 3
 
Wind Run
Today 59.9 miles
This month 5851.4 miles
This year 35914.0 miles


Sun, Moon
Twilight begins 4:36 AM
Sunrise 4:56 AM
Sunset 6:29 PM
Twilight ends 6:50 PM
Moonrise 1:12 AM
Moonset 9:58 AM
 
Sunshine Minutes (intensity ≥ 120 W/m2)
Today 0
This Month 8,827
This Year 44,542
Yesterday 641
One Year Ago 341


Monthly and Yearly Statistics
  Monthly
Maximum, Minimum, Mean/Total
Yearly
Maximum, Minimum, Mean/Total
Temperature °F 81.5° on Apr 19 1:24 PM
24.1° on Apr 9 2:24 AM
Mean 45.5°
81.5° on Apr 19 1:24 PM
0.0° on Mar 12 7:08 AM
Mean 34.8°
Dew Point °F 61.7° on Apr 19 2:09 PM
14.7° on Apr 2 6:13 AM
Mean 35.6°
61.7° on Apr 19 2:09 PM
-79.1° on Mar 12 7:08 AM
Mean 26.1°
Humidity 100% on Apr 1 12:00 AM
25% on Apr 18 11:03 AM
Mean 74.9%
100% on Jan 1 9:29 AM
0% on Mar 12 7:08 AM
Mean 73.2%
Wind Gust (mph) NW 51 on Apr 15 4:52 PM
NNE 0 on Apr 2 8:15 AM
Mean 290° 12.7
S 88 on Mar 6 1:47 AM
E 0 on Jan 1 8:46 AM
Mean 282° 13.6
Wind Speed NW 36 on Apr 15 4:51 PM
NW 0 on Apr 6 1:00 AM
S 52 on Mar 6 1:48 AM
W 0 on Jan 11 12:11 AM
Barometer 30.537" on Apr 2 9:45 AM
29.256" on Apr 15 4:01 PM
Mean 29.974"
30.659" on Feb 2 9:02 AM
28.946" on Feb 16 8:14 PM
Mean 29.941"
Precipitation Total 2.50" Total 23.93"
Evapotranspiration Total 2.246" Total 9.049"
Wind Chill Gust °F Min 7° on Apr 8 11:40 PM Min -21° on Mar 12 7:09 AM
Wind Chill Avg °F Min 10° on Apr 9 4:20 AM Min -15° on Jan 22 7:00 AM
Heat Index °F Max 82° on Apr 19 1:20 PM Max 82° on Apr 19 1:20 PM
Sunshine (W/m2) Max 1202 on Apr 16 11:56 AM
Mean 154.6
Max 1202 on Apr 16 11:56 AM
Mean 121.0
Extremes are the first of multiple occurrences.


All-Time Records
  Maximum, Minimum
Temperature °F 98.3° on Jul 24, 2022 2:03 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 88 on Mar 6, 2025 1:47 AM
SE 0 on Jan 2, 2017 5:01 AM
Wind Speed S 57 on Apr 13, 2020 3:38 PM
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 4.75V

 

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