Blue Hill Meteorological Observatory 2 |
42° 12' 44"N, 71° 06' 53"W, Elevation 635 feet Milton, Massachusetts USA |
Today's Highs and Lows | ||
Temperature | 79.3°F @ 1:41 PM 65.5°F @ 10:33 PM |
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Dew Point | 65.7°F 12:00 AM 51.5°F 1:09 PM |
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Humidity | 82% 1:41 AM 39% 1:09 PM |
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Wind Gust | 23 mph S @ 7:44 PM |
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Wind Speed | 19 mph S @ 7:45 PM |
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Barometer | 30.149" 9:50 AM 30.001" 12:00 AM |
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Precipitation | Max 0.00"1 12:00 AM Last 24 hours 0.00" Storm total 0.00" |
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Evapotranspiration | 0.230" | |
Wind Chill Gust | Min 64°F 10:37 PM | |
Wind Chill Avg | Min 65°F 10:38 PM | |
Heat Index | Max 78°F 1:31 PM | |
Sunshine | Max 939 W/m2 12:17 PM | |
1. Instantaneous rainfall rate. |
Yesterday July 25, 2025 | ||
Maximum, Minimum | Mean/Total | |
Temperature | 93.3°F @ 1:05 PM 69.0°F @ 2:07 AM |
81.2° |
Dew Point | 78.8°F 12:46 PM 65.6°F 12:06 AM |
71.4° |
Humidity | 91% 2:16 AM 60% 12:59 PM |
78.3% |
Wind Gust | 25 mph WNW @ 1:46 PM |
11.1 265° |
Wind Speed | 19 mph SW @ 12:10 AM |
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Barometer | 30.002" 11:57 PM 29.832" 2:32 PM |
29.919 |
Wind Chill Gust | Min 69°F 2:07 AM | |
Wind Chill Avg | Min 69°F 2:07 AM | |
Heat Index | Max 110°F 1:03 PM | |
Sunshine | Max 1158 W/m2 12:00 PM | 239.9 |
Degree Days |
Heating (Base 65°F): 0 Cooling (Base 65°F): 16 |
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Precipitation | 0.00" | |
Evapotranspiration | 0.197" | |
Precipitation Types | none | |
Snowfall | 0.0" | |
Snowcover | 0" |
Forecast |
Partly cloudy with little temperature change. |
Number of Days | |
For July | For 2025 |
Rain: 9 Snow: 0 Heavy Fog: 0 Thunder: 0 High ≥ 90°F: 6 Low ≤ 32°F: 0 High ≤ 32°F: 0 Low ≤ 0°F: 0 Cloudy: 0 Partly Cloudy: 0 Clear: 0 |
Rain: 75 Snow: 0 Heavy Fog: 0 Thunder: 0 High ≥ 90°F: 12 Low ≤ 32°F: 73 High ≤ 32°F: 32 Low ≤ 0°F: 1 Cloudy: 0 Partly Cloudy: 0 Clear: 0 |
Date of last rainfall: July 21, 2025 (5 days) |
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Monthly and Yearly Statistics | ||
Monthly Maximum, Minimum, Mean/Total |
Yearly Maximum, Minimum, Mean/Total |
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Temperature °F | 93.3° on Jul 25 1:05 PM 54.7° on Jul 22 4:15 AM Mean 74.5° |
99.0° on Jun 24 1:32 PM 0.0° on Mar 12 7:08 AM Mean 49.3° |
Dew Point °F | 78.8° on Jul 25 12:46 PM 49.0° on Jul 21 7:50 PM Mean 66.0° |
80.3° on Jun 23 3:01 PM -79.1° on Mar 12 7:08 AM Mean 40.4° |
Humidity | 96% on Jul 1 2:05 AM 39% on Jul 26 1:09 PM Mean 78.7% |
100% on Jan 1 9:29 AM 0% on Mar 12 7:08 AM Mean 74.7% |
Wind Gust (mph) | WNW 41 on Jul 17 11:57 PM WSW 0 on Jul 3 7:41 AM Mean 234° 9.7 |
S 88 on Mar 6 1:47 AM E 0 on Jan 1 8:46 AM Mean 260° 12.3 |
Wind Speed | WNW 31 on Jul 18 12:01 AM E 0 on Jul 4 11:43 PM |
S 52 on Mar 6 1:48 AM W 0 on Jan 11 12:11 AM |
Barometer | 30.275" on Jul 23 7:58 AM 29.679" on Jul 20 6:01 PM Mean 30.002" |
30.659" on Feb 2 9:02 AM 28.946" on Feb 16 8:14 PM Mean 29.967" |
Precipitation | Total 5.01" | Total 38.26" |
Evapotranspiration | Total 4.717" | Total 25.041" |
Wind Chill Gust °F | Min 51° on Jul 22 4:29 AM | Min -21° on Mar 12 7:09 AM |
Wind Chill Avg °F | Min 52° on Jul 22 4:30 AM | Min -15° on Jan 22 7:00 AM |
Heat Index °F | Max 110° on Jul 25 1:03 PM | Max 113° on Jun 24 1:32 PM |
Sunshine (W/m2) | Max 1167 on Jul 7 12:05 PM Mean 240.6 |
Max 1308 on Apr 27 12:17 PM Mean 166.3 |
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 |
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Dew Point °F | 81.5° on Jul 20, 2019 1:48 PM -79.1° on Jan 3, 2023 2:48 PM |
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Humidity | 100% on Sep 20, 2017 1:11 AM 0% on Jan 3, 2023 2:48 PM |
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Wind Gust (mph) | S 88 on Mar 6, 2025 1:47 AM SE 0 on Jan 2, 2017 5:01 AM |
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Wind Speed | S 57 on Apr 13, 2020 3:38 PM N 0 on Jan 1, 2017 2:16 PM |
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Barometer | 30.934" on Dec 14, 2024 10:00 AM 28.675" on Feb 7, 2020 2:58 PM |
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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 | 4.74V |
Data generated by WxSolution Version 1.9.1.9, Build 2022.03.27.