LOCAL CLIMATOLOGICAL DATA
Hourly Summary
January 6, 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| 20.6 | 20.4 | 20.5 | 18|  88| 0.00| 29.98| 29.97|29.976| 0.1|186|  3|  S|  1|186|    0 |
|01| 21.0 | 20.5 | 20.7 | 18|  89| 0.00| 29.98| 29.97|29.977| 0.4|183|  5|  S|  3|183|    0 |
|02| 21.1 | 20.9 | 21.0 | 19|  90| 0.00| 29.99| 29.98|29.985| 0.1|182|  4|  S|  1|182|    0 |
|03| 21.0 | 19.4 | 20.1 | 18|  90| 0.00| 29.98| 29.98|29.980| 0.0|183|  0|  S|  0|182|    0 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|04| 19.9 | 19.1 | 19.2 | 17|  90| 0.00| 29.98| 29.98|29.979| 0.2|188|  4|  S|  2|188|    0 |
|05| 20.3 | 18.9*| 19.4 | 17|  90| 0.00| 29.99| 29.98|29.982| 0.1|188|  4|  S|  2|188|    0 |
|06| 19.4 | 19.0 | 19.2 | 17|  90| 0.00| 29.99| 29.98|29.986| 0.0|188|  0|  S|  0|188|    0 |
|07| 19.5 | 19.0 | 19.2 | 17|  90| 0.00| 29.99| 29.98|29.987| 0.0|188|  1|  S|  0|188|    0 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|08| 21.5 | 19.4 | 20.4 | 18|  90| 0.00| 29.99| 29.99|29.988| 0.0|187|  0|  S|  0|188|    7 |
|09| 21.6 | 21.1 | 21.3 | 19|  89| 0.00| 30.00| 29.99|29.993| 0.0|182|  0|  S|  0|188|   14 |
|10| 24.5 | 21.3 | 22.9 | 20|  89| 0.00| 29.99| 29.97|29.980| 0.1|182|  4|  S|  1|182|   25 |
|11| 27.9 | 24.5 | 25.9 | 22|  87| 0.00| 29.97| 29.93|29.950| 1.0|194|  7|  S|  4|196|   96 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|12| 28.9 | 27.5 | 28.1 | 24|  84| 0.00| 29.93| 29.90|29.917| 2.9|181| 12|SSE|  6|169|   78 |
|13| 31.0*| 28.9 | 29.9 | 26|  84| 0.00| 29.91| 29.87|29.889| 1.0|176|  8|SSE|  4|169|   53 |
|14| 31.0 | 27.9 | 29.6 | 25|  83| 0.00| 29.87| 29.84|29.854| 1.0| 43|  5|NNE|  3| 56|   98 |
|15| 27.9 | 26.5 | 27.4 | 23|  84| 0.00| 29.85| 29.84|29.843| 0.2| 58|  4|ENE|  2| 64|   40 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|16| 26.6 | 24.7 | 25.5 | 22|  87| 0.00| 29.84| 29.83|29.832| 0.0| 51|  0|ENE|  0| 64|    2 |
|17| 25.5 | 24.7 | 25.1 | 22|  88| 0.00| 29.83| 29.82|29.825| 0.0| 71|  3| NE|  1| 92|    0 |
|18| 26.3 | 25.1 | 25.7 | 23|  88| 0.00| 29.82| 29.80|29.812| 0.0| 98|  3|  E|  1| 98|    0 |
|19| 25.8 | 25.2 | 25.4 | 23|  89| 0.00| 29.80| 29.77|29.784| 0.0| 98|  0|  E|  0| 98|    0 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|20| 28.6 | 25.7 | 26.8 | 24|  90| 0.00| 29.77| 29.74|29.758| 0.6|171|  6|SSE|  4|171|    0 |
|21| 29.3 | 28.6 | 29.1 | 27|  90| 0.00| 29.74| 29.72|29.731| 0.0|182|  4|  S|  1|176|    0 |
|22| 29.7 | 28.8 | 29.0 | 27|  91| 0.00| 29.72| 29.70|29.713| 0.0|180|  2|  S|  1|178|    0 |
|23| 29.7 | 28.7 | 29.1 | 27|  91| 0.00| 29.70| 29.66|29.681| 0.2| 83|  3|ESE|  1| 84|    0 |
+--+------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   | ---- | ---- | ---- | - | -- |Total|                For the day:                 | ---- |
   +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   | ---- | ---- | ---- | - | -- | 0.00| 30.00| 29.66|29.892| 0.3|170| 12|SSE|  6|169| ---- |
   +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   |     Avg     | Mean |Avg| Avg|Month| Hour | Hour | ---- | -- | - |  Hour |  Hour |  Avg |
   +-------------+------+---+----+-----+------+------+------+----+---+-------+-------+------+
   |     25.0    | 24.2 | 21|88.2| 0.17|   9  |  23  | ---- | -- | - |   12  |   12  |  17.2|
   +-------------+------+---+----+-----+------+------+------+----+---+----+--+---+---+------+
   | Total Snow,        |                                   |             |      |  Heat  40|
   | Ice Pellets        | Greatest Depth on Ground          | Precip Types|Degree+----------+
   |                0.1 | of Snow, Ice Pellets or Ice     6 |  .........  | 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.