LOCAL CLIMATOLOGICAL DATA
Hourly Summary
June 25, 2026

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| 63.2 | 61.8 | 62.6 | 55|  77| 0.00| 29.92| 29.92|29.921| 1.4|203| 10|WSW|  4|238|    0 |
|01| 62.3 | 61.8 | 62.0 | 54|  76| 0.00| 29.92| 29.92|29.919| 1.4|224| 10|SSE|  4|227|    0 |
|02| 61.8 | 56.6 | 59.4 | 54|  81| 0.00| 29.93| 29.92|29.920| 0.0|226|  2| SW|  0|226|    0 |
|03| 56.7 | 56.3 | 56.5 | 52|  86| 0.00| 29.93| 29.92|29.924| 0.0|218|  3|SSW|  1|219|    0 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|04| 56.5 | 55.5 | 56.0 | 52|  87| 0.00| 29.94| 29.93|29.934| 0.2|195|  5|  S|  1|182|    0 |
|05| 55.7 | 55.0*| 55.3 | 52|  88| 0.00| 29.95| 29.94|29.946| 0.1|237|  3|WSW|  1|241|    9 |
|06| 57.7 | 55.2 | 56.5 | 53|  88| 0.00| 29.97| 29.95|29.958| 0.3|198|  6|  S|  2|201|   45 |
|07| 63.9 | 57.7 | 60.4 | 55|  83| 0.00| 29.98| 29.97|29.974| 1.5|183| 11|  S|  4|167|  136 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|08| 69.9 | 63.9 | 67.1 | 59|  76| 0.00| 29.99| 29.98|29.981| 1.9|196| 13|  S|  4|190|  438 |
|09| 73.8 | 69.9 | 71.8 | 61|  70| 0.00| 30.00| 29.99|29.991| 1.7|199|  9|  S|  4|231|  601 |
|10| 75.1 | 73.8 | 74.3 | 62|  66| 0.00| 30.00| 29.99|29.997| 0.9|163| 11|SSE|  3|161|  623 |
|11| 76.4 | 75.0 | 75.9 | 62|  63| 0.00| 30.00| 30.00|30.000| 0.9|214|  8|  S|  3|234|  682 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|12| 77.4 | 75.7 | 76.5 | 63|  63| 0.00| 30.00| 29.99|29.995| 1.0|213|  9|  W|  3|204|  659 |
|13| 77.4 | 76.4 | 77.0 | 62|  60| 0.00| 30.00| 29.98|29.988| 1.2|202|  8|  W|  3|268|  624 |
|14| 78.7 | 76.2 | 77.6 | 62|  59| 0.00| 29.98| 29.97|29.975| 0.6|121|  8|ENE|  3| 86|  520 |
|15| 80.3 | 75.1 | 77.0 | 62|  60| 0.00| 29.97| 29.96|29.966| 0.7|175|  8|SSE|  3|170|  453 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|16| 80.5*| 76.8 | 79.4 | 61|  54| 0.00| 29.96| 29.96|29.959| 1.4|209| 10|SSE|  5|209|  417 |
|17| 76.8 | 72.8 | 74.8 | 62|  63| 0.00| 29.97| 29.96|29.962| 0.8|177| 10|SSE|  3|184|  174 |
|18| 72.8 | 70.9 | 71.8 | 60|  67| 0.00| 29.97| 29.96|29.966| 0.8|182| 10|SSE|  3|179|  102 |
|19| 70.9 | 68.7 | 69.7 | 60|  71| 0.00| 29.98| 29.97|29.979| 0.6|182| 10|SSE|  2|179|   23 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|20| 68.7 | 64.4 | 67.0 | 59|  76| 0.00| 29.99| 29.98|29.986| 0.6|179|  9|  S|  3|190|    2 |
|21| 64.4 | 61.9 | 62.9 | 59|  86| 0.00| 30.01| 29.99|29.999| 0.0|173|  0|  S|  0|190|    0 |
|22| 62.0 | 61.6 | 61.8 | 58|  88| 0.00| 30.01| 30.00|30.000| 0.1|176|  6|  S|  2|175|    0 |
|23| 62.3 | 61.8 | 62.2 | 58|  87| 0.00| 30.00| 29.99|29.996| 0.2|182|  7|  S|  1|181|    0 |
+--+------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   | ---- | ---- | ---- | - | -- |Total|                For the day:                 | ---- |
   +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   | ---- | ---- | ---- | - | -- |  T  | 30.01| 29.92|29.968| 0.8|194| 13|  S|  5|209| ---- |
   +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   |     Avg     | Mean |Avg| Avg|Month| Hour | Hour | ---- | -- | - |  Hour |  Hour |  Avg |
   +-------------+------+---+----+-----+------+------+------+----+---+-------+-------+------+
   |     67.8    | 67.3 | 58|73.9| 6.09|  21+ |   1+ | ---- | -- | - |    8  |   16  | 229.5|
   +-------------+------+---+----+-----+------+------+------+----+---+----+--+---+---+------+
   | Total Snow,        |                                   |             |      |  Heat   0|
   | Ice Pellets        | Greatest Depth on Ground          | Precip Types|Degree+----------+
   |                0.0 | of Snow, Ice Pellets or Ice     0 |  .........  | Days |  Cool   3|
   +--------------------+-----------------------------------+-------------+------+----------+

  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.