LOCAL CLIMATOLOGICAL DATA Hourly Summary October 24, 2025 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| 45.1 | 44.3 | 44.7 | 39| 79| 0.00| 30.00| 29.99|29.990|12.4|277| 18| W| 14|271| 0 | |01| 44.4 | 42.6 | 43.5 | 39| 83| 0.00| 30.00| 29.99|29.990|11.3|293| 17|WNW| 12|285| 0 | |02| 42.9 | 42.5 | 42.7 | 39| 86| 0.00| 30.00| 29.99|29.995|10.9|290| 15| W| 12|291| 0 | |03| 43.4 | 42.3 | 42.8 | 39| 87| 0.00| 30.02| 30.00|30.005|10.9|284| 15|WNW| 12|284| 0 | | | | | | | | | | | | | | | | | | | |04| 43.4 | 42.2 | 42.9 | 39| 87| 0.00| 30.03| 30.01|30.023|10.7|279| 15| W| 12|281| 0 | |05| 42.4 | 41.8 | 42.2 | 39| 89| 0.00| 30.05| 30.03|30.035|11.5|287| 15| W| 12|295| 0 | |06| 43.4 | 41.6*| 42.0 | 39| 91| 0.00| 30.07| 30.05|30.057|11.0|295| 14|WNW| 12|296| 34 | |07| 46.9 | 43.3 | 45.2 | 41| 85| 0.00| 30.09| 30.07|30.079| 9.1|285| 13| W| 10|292| 184 | | | | | | | | | | | | | | | | | | | |08| 51.5 | 46.9 | 49.0 | 43| 79| 0.00| 30.09| 30.09|30.092| 7.5|304| 13| W| 10|316| 344 | |09| 55.6 | 51.5 | 54.0 | 44| 69| 0.00| 30.10| 30.09|30.095| 5.1|299| 10|WNW| 9|298| 474 | |10| 56.1 | 54.9 | 55.5 | 43| 62| 0.00| 30.10| 30.09|30.096| 4.5|286| 10| W| 7|297| 335 | |11| 56.5 | 55.1 | 55.5 | 43| 62| 0.00| 30.10| 30.09|30.093| 5.3|273| 11| W| 8|275| 310 | | | | | | | | | | | | | | | | | | | |12| 56.9 | 55.7 | 56.3 | 43| 61| 0.00| 30.09| 30.08|30.084| 7.1|279| 13| W| 11|283| 324 | |13| 57.7*| 55.8 | 56.5 | 41| 57| 0.00| 30.08| 30.08|30.078| 6.7|265| 13|WSW| 10|263| 288 | |14| 56.4 | 54.5 | 55.7 | 41| 58| 0.00| 30.08| 30.07|30.078| 7.0|277| 13| W| 11|275| 202 | |15| 56.6 | 53.5 | 54.6 | 41| 60| 0.00| 30.10| 30.08|30.086| 7.3|275| 14| W| 11|266| 101 | | | | | | | | | | | | | | | | | | | |16| 53.9 | 51.3 | 52.3 | 40| 64| 0.00| 30.12| 30.09|30.103| 8.4|270| 16| W| 12|273| 19 | |17| 51.3 | 47.4 | 49.1 | 41| 73| 0.00| 30.15| 30.12|30.133| 6.9|309| 12| W| 10|291| 0 | |18| 47.8 | 46.7 | 47.4 | 40| 76| 0.00| 30.15| 30.14|30.148|10.2|298| 17|WNW| 13|305| 0 | |19| 46.8 | 45.6 | 46.3 | 40| 79| 0.00| 30.16| 30.15|30.156|10.1|308| 16|WNW| 12|305| 0 | | | | | | | | | | | | | | | | | | | |20| 45.6 | 43.8 | 44.6 | 39| 82| 0.00| 30.18| 30.16|30.171| 9.5|298| 13|WNW| 10|295| 0 | |21| 44.6 | 44.0 | 44.3 | 39| 82| 0.00| 30.18| 30.17|30.178|10.0|283| 15| W| 11|285| 0 | |22| 44.1 | 42.8 | 43.2 | 39| 84| 0.00| 30.19| 30.17|30.180|11.8|297| 20|WNW| 14|297| 0 | |23| 42.9 | 41.9 | 42.4 | 38| 84| 0.00| 30.19| 30.18|30.184|11.8|303| 18|WNW| 14|302| 0 | +--+------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+ | ---- | ---- | ---- | - | -- |Total| For the day: | ---- | +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+ | ---- | ---- | ---- | - | -- | 0.00| 30.19| 29.99|30.089| 9.0|289| 20|WNW| 14|297| ---- | +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+ | Avg | Mean |Avg| Avg|Month| Hour | Hour | ---- | -- | - | Hour | Hour | Avg | +-------------+------+---+----+-----+------+------+------+----+---+-------+-------+------+ | 49.7 | 48.0 | 40|75.7| 5.30| 23 | 0+ | ---- | -- | - | 22 | 22 | 109.1| +-------------+------+---+----+-----+------+------+------+----+---+----+--+---+---+------+ | Total Snow, | | | | Heat 15| | Ice Pellets | Greatest Depth on Ground | Precip Types|Degree+----------+ | 0.0 | of Snow, Ice Pellets or Ice 0 | ......... | Days | Cool 0| +--------------------+-----------------------------------+-------------+------+----------+ 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.