LOCAL CLIMATOLOGICAL DATA
Hourly Summary
July 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| 55.7 | 54.7 | 55.3 | 52|  89| 0.00| 30.12| 30.11|30.119| 0.0|263|  0|  W|  0|261|    0 |
|01| 54.7 | 53.3 | 54.0 | 51|  89| 0.00| 30.11| 30.10|30.109| 0.0|263|  0|  W|  0|261|    0 |
|02| 53.4 | 52.8 | 53.1 | 50|  90| 0.00| 30.10| 30.10|30.102| 0.0|263|  0|  W|  0|261|    0 |
|03| 52.9 | 51.7 | 52.2 | 50|  91| 0.00| 30.10| 30.09|30.095| 0.0|263|  0|  W|  0|261|    0 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|04| 51.8 | 51.0 | 51.4 | 49|  91| 0.00| 30.09| 30.08|30.087| 0.0|263|  0|  W|  0|261|    0 |
|05| 51.9 | 50.6*| 51.0 | 49|  92| 0.00| 30.09| 30.09|30.091| 0.0|263|  0|  W|  0|261|    3 |
|06| 53.7 | 51.5 | 52.1 | 50|  94| 0.00| 30.11| 30.09|30.104| 0.0|262|  1|  W|  0|262|   27 |
|07| 62.9 | 53.7 | 57.6 | 56|  94| 0.00| 30.11| 30.11|30.110| 0.4|198|  6|  S|  2|199|  146 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|08| 72.4 | 62.9 | 68.2 | 60|  76| 0.00| 30.11| 30.09|30.101| 0.8|183|  7|SSW|  3|172|  378 |
|09| 76.6 | 72.4 | 74.7 | 63|  66| 0.00| 30.10| 30.08|30.089| 1.1|173| 10|  S|  4|169|  544 |
|10| 79.3 | 76.5 | 78.0 | 65|  64| 0.00| 30.09| 30.07|30.080| 1.7|197|  9|SSE|  3|245|  683 |
|11| 81.3 | 79.3 | 80.4 | 65|  59| 0.00| 30.07| 30.05|30.064| 1.6|204|  8|  W|  4|225|  786 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|12| 83.1 | 81.2 | 82.2 | 65|  55| 0.00| 30.06| 30.03|30.046| 2.1|216| 11|SSE|  6|249|  845 |
|13| 84.1 | 82.5 | 83.2 | 64|  52| 0.00| 30.04| 30.01|30.020| 2.1|222|  9|WSW|  5|243|  859 |
|14| 84.7 | 83.6 | 84.0 | 64|  51| 0.00| 30.01| 29.98|29.994| 2.2|208| 12|WSW|  5|190|  827 |
|15| 85.3 | 84.4 | 84.9 | 64|  49| 0.00| 29.99| 29.96|29.973| 1.7|206|  9|  S|  5|238|  732 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|16| 86.0*| 84.6 | 85.5 | 64|  49| 0.00| 29.96| 29.95|29.956| 1.4|209| 11|WSW|  5|245|  596 |
|17| 85.2 | 83.8 | 84.6 | 64|  50| 0.00| 29.95| 29.94|29.942| 1.2|219|  9|WSW|  4|254|  430 |
|18| 83.8 | 80.1 | 82.6 | 64|  53| 0.00| 29.94| 29.93|29.936| 0.6|219|  6|SSW|  3|199|  165 |
|19| 80.1 | 71.9 | 76.0 | 65|  68| 0.00| 29.94| 29.92|29.932| 0.0|223|  2| SW|  0|223|   39 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|20| 71.9 | 65.3 | 68.3 | 61|  79| 0.00| 29.93| 29.92|29.922| 0.0|223|  0| SW|  0|223|    3 |
|21| 65.3 | 62.1 | 63.5 | 59|  84| 0.00| 29.92| 29.92|29.919| 0.0|223|  0| SW|  0|223|    0 |
|22| 62.2 | 60.9 | 61.7 | 58|  87| 0.00| 29.92| 29.91|29.916| 0.0|223|  0| SW|  0|223|    0 |
|23| 60.9 | 60.5 | 60.7 | 57|  88| 0.00| 29.92| 29.91|29.910| 0.0|223|  0| SW|  0|223|    0 |
+--+------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   | ---- | ---- | ---- | - | -- |Total|                For the day:                 | ---- |
   +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   | ---- | ---- | ---- | - | -- | 0.00| 30.12| 29.91|30.026| 0.7|207| 12|WSW|  6|249| ---- |
   +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   |     Avg     | Mean |Avg| Avg|Month| Hour | Hour | ---- | -- | - |  Hour |  Hour |  Avg |
   +-------------+------+---+----+-----+------+------+------+----+---+-------+-------+------+
   |     68.3    | 68.6 | 59|73.3| 1.63|   0  |  23  | ---- | -- | - |   14  |   12  | 294.5|
   +-------------+------+---+----+-----+------+------+------+----+---+----+--+---+---+------+
   | Total Snow,        |                                   |             |      |  Heat   0|
   | Ice Pellets        | Greatest Depth on Ground          | Precip Types|Degree+----------+
   |                0.0 | of Snow, Ice Pellets or Ice     0 |  .........  | Days |  Cool   4|
   +--------------------+-----------------------------------+-------------+------+----------+

  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.