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  Friday July 18, 2025

Westford: July 17, 2025
LOCAL CLIMATOLOGICAL DATA Hourly Summary
July 17, 2025
Station: Westford Latitude: 44° 37' 38" N Longitude: 73° 02' 30" W Elevation (ground): 850 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| 73.0 | 72.3 | 72.6 | 67| 82| 0.00| 29.80| 29.79|29.794| 0.1|189| 4| S| 1|188| 0 | |01| 73.5 | 72.4 | 72.8 | 68| 84| 0.00| 29.79| 29.78|29.780| 0.3|178| 9| S| 2|171| 0 | |02| 75.7 | 73.4 | 75.0 | 70| 86| 0.00| 29.78| 29.76|29.774| 1.3|182| 10| SE| 4|181| 0 | |03| 75.8 | 75.5 | 75.6 | 71| 86| 0.00| 29.76| 29.74|29.752| 1.5|182| 11| S| 4|173| 0 | | | | | | | | | | | | | | | | | | | |04| 75.5 | 75.2 | 75.4 | 71| 87| 0.00| 29.74| 29.72|29.731| 1.1|167| 10|SSE| 3|166| 0 | |05| 75.2 | 74.6 | 74.9 | 71| 88| 0.00| 29.72| 29.72|29.719| 1.1|186| 14|SSE| 4|195| 5 | |06| 75.8 | 74.9 | 75.5 | 72| 88| 0.00| 29.72| 29.71|29.715| 2.1|176| 12|SSE| 5|175| 27 | |07| 76.1 | 75.7 | 75.8 | 72| 88| 0.00| 29.71| 29.70|29.708| 1.8|176| 14|SSE| 5|180| 57 | | | | | | | | | | | | | | | | | | | |08| 78.2 | 76.1 | 76.9 | 73| 87| 0.00| 29.70| 29.68|29.691| 1.8|173| 14| S| 4|170| 161 | |09| 79.8 | 78.1 | 78.8 | 74| 85| 0.00| 29.68| 29.66|29.671| 2.9|178| 15|SSE| 7|165| 251 | |10| 83.6 | 79.3 | 80.3 | 75| 83| 0.00| 29.67| 29.64|29.656| 2.5|186| 13|SSE| 5|196| 397 | |11| 83.6 | 81.7 | 82.6 | 76| 79| 0.00| 29.64| 29.62|29.633| 3.4|186| 20| S| 7|178| 478 | | | | | | | | | | | | | | | | | | | |12| 85.0 | 82.2 | 84.0 | 76| 77| 0.00| 29.62| 29.60|29.613| 4.4|201| 21| SW| 8|201| 525 | |13| 85.5 | 83.5 | 84.5 | 76| 76| 0.00| 29.60| 29.58|29.588| 5.0|198| 19|SSE| 8|205| 660 | |14| 87.4 | 83.7 | 85.8 | 76| 74| 0.00| 29.58| 29.56|29.573| 5.1|197| 23|SSE| 10|182| 667 | |15| 87.7*| 85.9 | 87.1 | 77| 73| 0.00| 29.56| 29.53|29.545| 4.3|186| 19| SE| 7|205| 630 | | | | | | | | | | | | | | | | | | | |16| 87.7 | 81.0 | 84.3 | 76| 75| 0.01| 29.54| 29.52|29.529| 3.1|198| 17| S| 8|221| 188 | |17| 81.0 | 74.0 | 75.7 | 72| 88| 0.07| 29.56| 29.53|29.551| 4.0|252| 21| W| 10|258| 97 | |18| 74.7 | 73.5 | 74.1 | 71| 91| 0.01| 29.56| 29.55|29.556| 2.7|236| 17|WSW| 6|236| 73 | |19| 73.7 | 73.2 | 73.5 | 70| 90| 0.00| 29.58| 29.55|29.568| 2.4|227| 17|WSW| 8|239| 13 | | | | | | | | | | | | | | | | | | | |20| 74.9 | 73.1 | 74.3 | 70| 87| 0.02| 29.62| 29.58|29.596| 5.7|241| 20|WSW| 11|255| 0 | |21| 73.1 | 68.6 | 70.7 | 67| 89| 0.00| 29.69| 29.62|29.659| 5.7|264| 19| W| 10|266| 0 | |22| 68.7 | 67.6 | 68.0 | 64| 88| 0.01| 29.74| 29.69|29.710| 5.1|260| 19|WSW| 9|259| 0 | |23| 67.6 | 64.7*| 65.8 | 63| 90| 0.01| 29.77| 29.73|29.760| 2.2|264| 14|WSW| 6|273| 0 | +--+------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+ | ---- | ---- | ---- | - | -- |Total| For the day: | ---- | +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+ | ---- | ---- | ---- | - | -- | 0.13| 29.80| 29.52|29.661| 2.9|213| 23|SSE| 11|255| ---- | +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+ | Avg | Mean |Avg| Avg|Month| Hour | Hour | ---- | -- | - | Hour | Hour | Avg | +-------------+------+---+----+-----+------+------+------+----+---+-------+-------+------+ | 76.2 | 76.8 | 72|84.2| 2.34| 0 | 16 | ---- | -- | - | 14 | 20 | 176.2| +-------------+------+---+----+-----+------+------+------+----+---+----+--+---+---+------+ | Total Snow, | | | | Heat 0| | Ice Pellets | Greatest Depth on Ground | Precip Types|Degree+----------+ | 0.0 | of Snow, Ice Pellets or Ice 0 | ......... | Days | Cool 12| +--------------------+-----------------------------------+-------------+------+----------+ 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.
 
 
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