LOCAL CLIMATOLOGICAL DATA Hourly Summary June 28, 2026 Station: Blue Hill Meteorological Observatory Latitude: 42° 12' 44" N Longitude: 71° 06' 53" W Elevation (ground): 635 ft. Time Zone: Eastern +--+------------------------+----+-----+--------------------+------------------------+------+ | | Temperature | | Pre-| Pressure | Wind |Solar | | +------+------+------+---+ Hu-|cipi-| Adj. to Sea Level +----+---+-------+-------+------+ | | M | M | | |mid-| ta- +------+------+------+ Avg|Res| Peak |2Minute| Mean | | | a | i | | D | ity| tion| | | | | +---+---+---+---+ W | | | x | n | | e | | | | | | S | | S | | S | | a | | H| i | i | M | w | M | | | | M | p | | p | | p | | t | | o| m | m | e | | e |Water| M | M | e | e | D | e | D | e | D | t | | u| u | u | a | P | a | | a | i | a | e | i | e | i | e | i | s | | r| m | m | n | t | n |Equiv| x | n | n | d | r | d | r | d | r | m² | | | | | | | | | | | | | | | | | | | | 1| 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12| 13| 14| 15| 16| 17 | +--+------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+ |00| 65.1 | 64.5 | 64.8 | 63| 95| 0.00| 30.02| 30.00|30.006| 2.6|163| 5|SSE| 4|163| 0 | |01| 65.0 | 63.9 | 64.3 | 63| 95| 0.00| 30.01| 29.99|29.995| 3.4|163| 5|SSE| 5|163| 0 | |02| 64.0 | 62.4 | 63.2 | 62| 96| 0.00| 30.00| 29.98|29.988| 3.0|163| 5|SSE| 4|163| 0 | |03| 62.4 | 61.9*| 62.1 | 61| 96| 0.00| 29.99| 29.98|29.983| 3.2|163| 7|SSE| 5|163| 0 | | | | | | | | | | | | | | | | | | | |04| 62.6 | 61.9 | 62.2 | 61| 97| 0.00| 30.01| 29.99|30.001| 1.4|160| 5|SSE| 4|163| 13 | |05| 63.6 | 62.5 | 62.9 | 62| 97| 0.00| 30.02| 30.01|30.014| 0.7| 1| 4| N| 4| 10| 53 | |06| 64.4 | 63.5 | 64.0 | 63| 97| 0.00| 30.03| 30.02|30.026| 1.7| 16| 7| N| 5| 16| 134 | |07| 66.1 | 64.0 | 64.9 | 64| 97| 0.00| 30.04| 30.03|30.032| 0.6|348| 4|NNW| 3|348| 249 | | | | | | | | | | | | | | | | | | | |08| 68.9 | 66.0 | 67.2 | 66| 96| 0.00| 30.03| 30.03|30.032| 1.0|348| 4|NNW| 3|348| 369 | |09| 72.8 | 68.9 | 71.1 | 67| 87| 0.00| 30.04| 30.03|30.035| 2.0|321| 8|SSW| 5|235| 331 | |10| 75.8 | 72.4 | 74.5 | 68| 79| 0.00| 30.04| 30.03|30.032| 2.8|225| 8|WSW| 6|263| 516 | |11| 76.8 | 75.1 | 75.9 | 68| 76| 0.01| 30.03| 30.02|30.023| 4.1|100| 12|ENE| 8| 68| 384 | | | | | | | | | | | | | | | | | | | |12| 77.4 | 75.9 | 76.7 | 67| 72| 0.00| 30.02| 30.00|30.013| 4.5| 78| 13| NE| 9| 61| 288 | |13| 79.2 | 77.1 | 78.5 | 67| 69| 0.00| 30.01| 30.00|30.005| 8.0| 73| 14|ENE| 11| 84| 721 | |14| 79.6*| 78.6 | 79.0 | 67| 67| 0.00| 30.01| 30.00|30.007| 8.3| 75| 15|ENE| 11|100| 719 | |15| 79.6 | 75.7 | 77.6 | 65| 66| 0.00| 30.01| 30.00|30.010| 6.6| 90| 12| E| 10| 91| 223 | | | | | | | | | | | | | | | | | | | |16| 78.9 | 75.7 | 77.3 | 66| 68| 0.00| 30.02| 30.00|30.009| 5.7| 87| 10| E| 8|105| 337 | |17| 78.8 | 76.5 | 77.9 | 65| 65| 0.00| 30.02| 30.00|30.009| 5.0| 90| 10| E| 7| 87| 199 | |18| 76.5 | 72.2 | 73.9 | 65| 74| 0.00| 30.02| 30.00|30.010| 7.2|158| 14| SE| 10|170| 32 | |19| 72.2 | 69.5 | 70.9 | 65| 80| 0.00| 30.03| 30.01|30.019| 8.5|197| 16| S| 11|203| 4 | | | | | | | | | | | | | | | | | | | |20| 69.6 | 67.4 | 68.4 | 64| 86| 0.00| 30.04| 30.03|30.033| 8.3|202| 13| S| 9|213| 0 | |21| 67.5 | 65.8 | 66.7 | 63| 88| 0.00| 30.05| 30.03|30.045| 8.4|202| 11| S| 9|204| 0 | |22| 65.8 | 64.7 | 65.2 | 62| 90| 0.00| 30.06| 30.04|30.048| 8.7|221| 13| SW| 10|224| 0 | |23| 64.7 | 64.4 | 64.5 | 62| 93| 0.00| 30.05| 30.03|30.037| 8.6|241| 12|WSW| 10|246| 0 | +--+------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+ | ---- | ---- | ---- | - | -- |Total| For the day: | ---- | +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+ | ---- | ---- | ---- | - | -- | 0.01| 30.06| 29.98|30.017| 4.8|153| 16| S| 11|203| ---- | +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+ | Avg | Mean |Avg| Avg|Month| Hour | Hour | ---- | -- | - | Hour | Hour | Avg | +-------------+------+---+----+-----+------+------+------+----+---+-------+-------+------+ | 70.8 | 69.7 | 64|84.4| 1.80| 22 | 3 | ---- | -- | - | 19 | 19 | 190.5| +-------------+------+---+----+-----+------+------+------+----+---+----+--+---+---+------+ | Total Snow, | | | | Heat 0| | Ice Pellets | Greatest Depth on Ground | Precip Types|Degree+----------+ | 0.0 | of Snow, Ice Pellets or Ice 0 | ......... | Days | Cool 6| +--------------------+-----------------------------------+-------------+------+----------+ NOTES: Data in columns 4, 5, 6, 10, 11, 17 are means via continuous observations for each hour. Units: Temperature=°F, Wind=mph, Pressure=Inches Hg, Precipitation=inches. Column 5: Dew point is calculated from temperature and humidity and is continuously averaged for each hour. Column 12: Resultant wind is calculated by the vector sum of continuous wind observations. Precipitation types: 1 FOG, 2 HEAVY FOG, 3 THUNDER, 4 ICE PELLETS, 5 HAIL, 6 GLAZE, 7 DUSTSTORM, 8 SMOKE/HAZE, 9 BLOWING SNOW. Degree Days heating base is 65°F, cooling base is 65°F.