| 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 | 62.9°F @ 9:46 AM 50.8°F @ 4:38 AM |
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| Dew Point | 52.1°F 7:46 AM 47.0°F 12:00 AM |
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| Humidity | 91% 6:01 AM 61% 12:50 PM |
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| Wind Gust | 35 mph E @ 8:40 AM |
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| Wind Speed | 25 mph E @ 8:46 AM |
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| Barometer | 30.584" 12:07 PM 30.458" 2:18 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 | 0.131" | |
| Wind Chill Gust | Min 44°F 5:00 AM | |
| Wind Chill Avg | Min 46°F 5:07 AM | |
| Heat Index | Max 62°F 9:42 AM | |
| Sunshine | Max 951 W/m2 10:47 AM | |
| 1. Instantaneous rainfall rate. | ||
| Yesterday September 22, 2026 | ||
| Maximum, Minimum | Mean/Total | |
| Temperature | 60.4°F @ 12:52 PM 52.5°F @ 6:48 PM |
56.5° |
| Dew Point | 51.4°F 4:42 AM 41.8°F 3:39 PM |
47.8° |
| Humidity | 88% 12:00 AM 56% 3:38 PM |
75.6% |
| Wind Gust | 29 mph ENE @ 10:40 AM |
10.1 67° |
| Wind Speed | 20 mph ENE @ 11:11 AM |
|
| Barometer | 30.469" 11:46 PM 30.244" 12:41 AM |
30.377 |
| Wind Chill Gust | Min 47°F 8:23 PM | |
| Wind Chill Avg | Min 49°F 8:52 PM | |
| Heat Index | Max 60°F 12:22 PM | |
| Sunshine | Max 940 W/m2 10:17 AM | 191.2 |
| Degree Days |
Heating (Base 65°F): 8 Cooling (Base 65°F): 0 |
|
| Precipitation | 0.00" | |
| Evapotranspiration | 0.132" | |
| Precipitation Types | none | |
| Snowfall | 0.0" | |
| Snowcover | 0" | |
| Forecast |
| Partly cloudy with little temperature change. |
| Number of Days | |
| For September | For 2026 |
| Rain: 8 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: 86 Snow: 0 Heavy Fog: 0 Thunder: 0 High ≥ 90°F: 10 Low ≤ 32°F: 83 High ≤ 32°F: 30 Low ≤ 0°F: 3 Cloudy: 0 Partly Cloudy: 0 Clear: 0 |
| Date of last rainfall: September 21, 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 Sep 4 12:28 PM 48.8° on Sep 15 5:36 AM Mean 65.0° |
98.2° on Jul 2 2:13 PM -0.9° on Jan 31 5:46 AM Mean 53.3° |
| Dew Point °F | 71.0° on Sep 3 11:52 AM 41.8° on Sep 22 3:39 PM Mean 56.2° |
78.4° on Jun 12 1:45 PM -79.1° on Jan 25 6:01 PM Mean 43.0° |
| Humidity | 98% on Sep 4 6:31 AM 38% on Sep 11 1:49 PM Mean 77.2% |
98% on Mar 7 3:12 AM 0% on Jan 25 6:01 PM Mean 71.8% |
| Wind Gust (mph) | WNW 40 on Sep 10 5:17 PM WSW 0 on Sep 1 2:52 AM Mean 35° 9.2 |
S 105 on Mar 17 12:22 AM W 0 on Jan 2 12:16 PM Mean 258° 10.8 |
| Wind Speed | WNW 31 on Sep 10 5:16 PM ESE 0 on Sep 1 7:12 PM |
S 68 on Mar 17 12:12 AM N 0 on Jan 4 9:06 AM |
| Barometer | 30.584" on Sep 23 12:07 PM 29.760" on Sep 10 4:12 PM Mean 30.107" |
30.707" on Mar 2 10:37 AM 29.286" on Mar 17 2:00 AM Mean 30.012" |
| Precipitation | Total 2.17" | Total 106.44" |
| Evapotranspiration | Total 3.286" | Total 35.744" |
| Wind Chill Gust °F | Min 44° on Sep 15 5:11 AM | Min -27° on Feb 8 6:42 AM |
| Wind Chill Avg °F | Min 45° on Sep 15 5:12 AM | Min -24° on Feb 8 6:43 AM |
| Heat Index °F | Max 86° on Sep 4 12:13 PM | Max 109° on Jul 2 1:10 PM |
| Sunshine (W/m2) | Max 1188 on Sep 8 11:16 AM Mean 169.1 |
Max 1306 on Jun 7 10:43 AM Mean 175.7 |
| 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 |
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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 105 on Mar 17, 2026 12:22 AM SE 0 on Jan 2, 2017 5:01 AM |
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| Wind Speed | S 68 on Mar 17, 2026 12:12 AM 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 | |
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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.