LOCAL CLIMATOLOGICAL DATA
Hourly Summary
June 27, 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| 57.7 | 57.1 | 57.4 | 55|  93| 0.00| 30.01| 30.00|30.009| 0.0|278|  0|  W|  0|278|    0 |
|01| 57.3 | 56.7 | 56.9 | 55|  94| 0.00| 30.01| 30.01|30.010| 0.0|278|  0|  W|  0|278|    0 |
|02| 57.1 | 56.8 | 56.9 | 55|  94| 0.00| 30.01| 30.00|30.005| 0.0|278|  0|  W|  0|278|    0 |
|03| 57.6 | 56.6 | 57.0 | 55|  95| 0.00| 30.01| 30.00|30.004| 0.0|278|  0|  W|  0|278|    0 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|04| 58.4 | 56.7 | 57.6 | 56|  95| 0.00| 30.01| 30.00|30.008| 0.0|278|  0|  W|  0|278|    0 |
|05| 56.8 | 56.1*| 56.5 | 55|  95| 0.00| 30.02| 30.01|30.016| 0.0|278|  0|  W|  0|278|    8 |
|06| 58.7 | 56.3 | 57.1 | 56|  95| 0.00| 30.03| 30.02|30.027| 0.0|278|  0|  W|  0|278|   34 |
|07| 63.8 | 58.7 | 61.0 | 60|  96| 0.00| 30.04| 30.03|30.036| 0.0|278|  0|  W|  0|278|  157 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|08| 65.8 | 63.6 | 65.0 | 63|  94| 0.00| 30.04| 30.03|30.038| 0.0|278|  0|  W|  0|278|  267 |
|09| 68.3 | 65.7 | 66.8 | 63|  88| 0.00| 30.04| 30.03|30.038| 0.0|278|  0|  W|  0|278|  260 |
|10| 71.8 | 68.2 | 70.0 | 64|  82| 0.00| 30.04| 30.03|30.032| 0.0|325|  0|  W|  0|278|  455 |
|11| 74.2 | 71.5 | 73.5 | 65|  74| 0.00| 30.03| 30.02|30.026| 0.0|302|  0|  W|  0|278|  590 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|12| 76.6 | 73.2 | 74.5 | 64|  70| 0.00| 30.02| 30.00|30.009| 0.0|244|  1|WSW|  0|244|  674 |
|13| 78.5 | 76.5 | 77.5 | 65|  66| 0.00| 30.00| 29.99|29.996| 0.2|284|  6|  W|  2|283|  832 |
|14| 79.3 | 77.9 | 78.4 | 65|  63| 0.00| 29.99| 29.98|29.984| 0.8|326|  9|NNW|  3| 11|  861 |
|15| 80.4*| 78.7 | 79.6 | 65|  60| 0.00| 29.98| 29.97|29.978| 1.0|309|  7|  W|  3|262|  772 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|16| 79.7 | 79.0 | 79.4 | 65|  62| 0.00| 29.97| 29.96|29.966| 0.7|269|  5|WSW|  2|254|  611 |
|17| 80.2 | 77.5 | 79.4 | 65|  61| 0.00| 29.96| 29.94|29.954| 0.6|268|  6|  W|  3|273|  480 |
|18| 77.7 | 74.7 | 76.3 | 63|  63| 0.00| 29.95| 29.94|29.947| 0.1|271|  4|  W|  1|271|  134 |
|19| 74.7 | 69.8 | 72.8 | 64|  73| 0.00| 29.95| 29.95|29.950| 0.0|271|  1|  W|  0|271|   97 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|20| 69.8 | 63.4 | 66.6 | 61|  83| 0.00| 29.96| 29.95|29.957| 0.0|271|  0|  W|  0|271|    7 |
|21| 63.5 | 59.6 | 61.3 | 57|  87| 0.00| 29.96| 29.96|29.958| 0.0|271|  0|  W|  0|271|    0 |
|22| 59.7 | 57.8 | 58.8 | 56|  89| 0.00| 29.97| 29.96|29.962| 0.0|271|  0|  W|  0|271|    0 |
|23| 57.8 | 56.3 | 57.1 | 54|  91| 0.00| 29.97| 29.96|29.966| 0.0|271|  0|  W|  0|271|    0 |
+--+------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   | ---- | ---- | ---- | - | -- |Total|                For the day:                 | ---- |
   +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   | ---- | ---- | ---- | - | -- | 0.00| 30.04| 29.94|29.995| 0.1|295|  9|NNW|  3|262| ---- |
   +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   |     Avg     | Mean |Avg| Avg|Month| Hour | Hour | ---- | -- | - |  Hour |  Hour |  Avg |
   +-------------+------+---+----+-----+------+------+------+----+---+-------+-------+------+
   |     68.3    | 66.6 | 60|81.8| 7.13|   8+ |  17+ | ---- | -- | - |   14  |   15  | 259.9|
   +-------------+------+---+----+-----+------+------+------+----+---+----+--+---+---+------+
   | 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.