LOCAL CLIMATOLOGICAL DATA
Hourly Summary
June 19, 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| 64.2 | 60.0 | 61.6 | 57|  84| 0.02| 29.39| 29.36|29.377| 3.9|229| 14| SW|  7|225|    0 |
|01| 60.5 | 60.0 | 60.3 | 56|  87| 0.00| 29.41| 29.39|29.399| 4.2|229| 17|SSW|  8|234|    0 |
|02| 60.2 | 59.9 | 60.0 | 56|  87| 0.00| 29.42| 29.41|29.411| 3.2|235| 14|  W|  6|259|    0 |
|03| 60.2 | 60.1 | 60.1 | 56|  87| 0.00| 29.42| 29.42|29.420| 2.6|227| 13|WSW|  6|233|    0 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|04| 60.2 | 59.7 | 60.0 | 56|  88| 0.00| 29.43| 29.42|29.426| 2.8|223| 15|SSE|  6|235|    0 |
|05| 59.8 | 59.5 | 59.7 | 56|  87| 0.00| 29.45| 29.43|29.438| 3.2|224| 16| SW|  7|223|    1 |
|06| 60.0 | 59.5 | 59.8 | 55|  85| 0.00| 29.46| 29.45|29.456| 4.3|231| 18|SSE|  8|225|    2 |
|07| 59.5 | 58.7 | 58.9 | 55|  87| 0.01| 29.48| 29.46|29.468| 3.2|225| 16| SW|  7|232|   10 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|08| 59.5 | 58.8 | 59.0 | 55|  87| 0.00| 29.48| 29.48|29.481| 2.9|218| 14|  W|  5|219|   42 |
|09| 61.5 | 59.4 | 60.3 | 56|  85| 0.00| 29.49| 29.48|29.488| 3.7|225| 17| SW|  7|236|  134 |
|10| 63.1 | 61.3 | 62.1 | 57|  83| 0.00| 29.50| 29.49|29.491| 5.7|235| 16|  W|  8|245|  247 |
|11| 63.4 | 61.5 | 62.4 | 57|  82| 0.00| 29.50| 29.49|29.492| 5.8|229| 20|WSW| 10|248|  246 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|12| 62.3 | 61.2 | 61.5 | 56|  83| 0.00| 29.50| 29.49|29.497| 5.1|239| 17|WSW|  9|248|  144 |
|13| 65.0 | 62.2 | 64.0 | 58|  81| 0.00| 29.50| 29.48|29.490| 3.6|231| 14|SSE|  7|249|  272 |
|14| 64.9 | 63.4 | 64.0 | 59|  83| 0.00| 29.49| 29.48|29.482| 2.3|226| 13|WSW|  5|234|  169 |
|15| 70.0*| 64.1 | 66.3 | 60|  82| 0.00| 29.48| 29.47|29.473| 3.2|230| 12|WSW|  7|243|  448 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|16| 70.0 | 62.0 | 66.2 | 59|  79| 0.08| 29.50| 29.46|29.478| 2.9|248| 16|WSW|  7|240|  102 |
|17| 62.0 | 60.9 | 61.2 | 58|  89| 0.02| 29.50| 29.49|29.493| 1.9|239| 11| SW|  5|249|  100 |
|18| 61.0 | 60.1 | 60.5 | 57|  90| 0.02| 29.51| 29.49|29.498| 2.6|226| 13|WSW|  6|230|   53 |
|19| 60.2 | 59.3 | 59.7 | 57|  91| 0.28| 29.52| 29.51|29.516| 0.7|219|  8|WSW|  2|249|   11 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|20| 59.3 | 58.0 | 58.6 | 56|  92| 0.02| 29.53| 29.52|29.526| 1.8|223| 11| SW|  4|239|    4 |
|21| 58.2 | 57.5 | 57.8 | 56|  93| 0.00| 29.54| 29.53|29.538| 1.5|199| 10|WSW|  4|173|    0 |
|22| 57.6 | 57.2 | 57.3 | 55|  93| 0.06| 29.54| 29.53|29.534| 1.7|210| 11|WSW|  4|211|    0 |
|23| 57.3 | 56.7*| 57.0 | 55|  93| 0.22| 29.53| 29.52|29.527| 1.8|240| 11|WSW|  6|267|    0 |
+--+------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   | ---- | ---- | ---- | - | -- |Total|                For the day:                 | ---- |
   +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   | ---- | ---- | ---- | - | -- | 0.73| 29.54| 29.36|29.475| 3.1|229| 20|WSW| 10|248| ---- |
   +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   |     Avg     | Mean |Avg| Avg|Month| Hour | Hour | ---- | -- | - |  Hour |  Hour |  Avg |
   +-------------+------+---+----+-----+------+------+------+----+---+-------+-------+------+
   |     63.3    | 60.8 | 57|86.6| 5.10|  21  |   0  | ---- | -- | - |   11  |   11  |  82.7|
   +-------------+------+---+----+-----+------+------+------+----+---+----+--+---+---+------+
   | Total Snow,        |                                   |             |      |  Heat   1|
   | 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.