| Blue Hill Meteorological Observatory |
| 42° 12' 44"N, 71° 06' 53"W, Elevation 635 feet Milton, Massachusetts USA |
| Today's Highs and Lows | ||
| Temperature | 50.6°F @ 6:30 AM 49.0°F @ 12:10 AM |
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| Dew Point | 47.5°F 7:29 AM 37.8°F 12:10 AM |
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| Humidity | 91% 7:29 AM 65% 12:00 AM |
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| Wind Gust | 29 mph S @ 4:22 AM |
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| Wind Speed | 18 mph S @ 4:24 AM |
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| Barometer | 30.173" 12:10 AM 29.970" 7:23 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 | 0.014" | |
| Wind Chill Gust | Min 42°F 4:22 AM | |
| Wind Chill Avg | Min 43°F 5:22 AM | |
| Heat Index | Max 50°F 3:53 AM | |
| Sunshine | Max 19 W/m2 6:29 AM | |
| 1. Instantaneous rainfall rate. | ||
| Yesterday October 15, 2026 | ||
| Maximum, Minimum | Mean/Total | |
| Temperature | 63.1°F @ 2:45 PM 48.8°F @ 8:55 PM |
55.9° |
| Dew Point | 52.5°F 12:00 AM 33.6°F 7:43 PM |
41.5° |
| Humidity | 89% 12:09 AM 35% 2:55 PM |
61.3% |
| Wind Gust | 32 mph N @ 7:18 AM |
10.5 335° |
| Wind Speed | 23 mph NNW @ 7:26 AM |
|
| Barometer | 30.233" 9:47 AM 29.973" 12:00 AM |
30.169 |
| Wind Chill Gust | Min 42°F 11:09 PM | |
| Wind Chill Avg | Min 43°F 11:10 PM | |
| Heat Index | Max 63°F 2:44 PM | |
| Sunshine | Max 656 W/m2 11:30 AM | 179.1 |
| Degree Days |
Heating (Base 65°F): 9 Cooling (Base 65°F): 0 |
|
| Precipitation | 0.00" | |
| Evapotranspiration | 0.149" | |
| Precipitation Types | none | |
| Snowfall | 0.0" | |
| Snowcover | 0" | |
| Forecast |
| Partly cloudy with little temperature change. |
| Number of Days | |
| For October | For 2026 |
| Rain: 5 Snow: 0 Heavy Fog: 0 Thunder: 0 High ≥ 90°F: 0 Low ≤ 32°F: 0 High ≤ 32°F: 0 Low ≤ 0°F: 0 Cloudy: 0 Partly Cloudy: 0 Clear: 0 |
Rain: 95 Snow: 0 Heavy Fog: 0 Thunder: 0 High ≥ 90°F: 10 Low ≤ 32°F: 83 High ≤ 32°F: 30 Low ≤ 0°F: 2 Cloudy: 0 Partly Cloudy: 0 Clear: 0 |
| Date of last rainfall: October 14, 2026 (2 days) | |
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| Monthly and Yearly Statistics | ||
| Monthly Maximum, Minimum, Mean/Total |
Yearly Maximum, Minimum, Mean/Total |
|
| Temperature °F | 83.9° on Oct 2 12:54 PM 40.7° on Oct 7 5:56 AM Mean 58.2° |
98.2° on Jul 2 2:13 PM -0.9° on Jan 31 5:34 AM Mean 53.6° |
| Dew Point °F | 70.0° on Oct 2 2:26 PM 31.6° on Oct 7 7:22 AM Mean 49.0° |
78.7° on Jun 12 1:47 PM -14.2° on Jan 24 7:40 AM Mean 43.5° |
| Humidity | 98% on Oct 12 7:57 AM 34% on Oct 7 10:57 AM Mean 74.7% |
99% on Sep 29 4:28 AM 18% on Apr 9 1:08 PM Mean 72.4% |
| Wind Gust (mph) | W 42 on Oct 5 4:08 PM NW 0 on Oct 5 5:00 AM Mean 273° 11.2 |
S 90 on Mar 17 12:22 AM NNW 0 on Jan 4 9:36 AM Mean 255° 11.0 |
| Wind Speed | W 33 on Oct 5 4:09 PM N 0 on Oct 7 6:30 AM |
S 57 on Mar 17 12:12 AM N 0 on Jan 4 9:06 AM |
| Barometer | 30.535" on Oct 10 9:08 PM 29.743" on Oct 12 2:36 PM Mean 30.063" |
30.708" on Mar 2 10:38 AM 29.304" on Mar 17 2:16 AM Mean 30.018" |
| Precipitation | Total 1.68" | Total 116.02" |
| Evapotranspiration | Total 1.913" | Total 38.941" |
| Wind Chill Gust °F | Min 33° on Oct 6 6:22 AM | Min -27° on Feb 8 6:42 AM |
| Wind Chill Avg °F | Min 34° on Oct 6 6:16 AM | Min -25° on Feb 8 6:43 AM |
| Heat Index °F | Max 86° on Oct 2 11:59 AM | Max 109° on Jul 2 1:10 PM |
| Sunshine (W/m2) | Max 904 on Oct 1 9:51 AM Mean 143.6 |
Max 1306 on Jun 7 10:43 AM Mean 170.8 |
| 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 |
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| Humidity | 100% on Apr 24, 2004 7:18 AM 0% on Apr 5, 2007 8:24 AM |
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| Wind Gust (mph) | SSE 95 on Dec 19, 2023 11:31 AM ESE 0 on Apr 21, 2004 1:52 AM |
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| Wind Speed | S 57 on Apr 13, 2020 3:38 PM SSW 0 on Apr 21, 2004 2:06 AM |
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| Barometer | 30.932" on Dec 14, 2024 10:03 AM 28.675" on Feb 7, 2020 2:58 PM |
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| 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 | |
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Records begin 04/20/2004. Extremes are the first of multiple occurrences. |
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| Battery Status | |
| Transmitters | All OK |
| Console | 4.69V |
Data generated by WxSolution Version 1.9.1.9, Build 2022.03.27.