LOCAL CLIMATOLOGICAL DATA
Hourly Summary
May 28, 2025

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| 51.6 | 49.2 | 50.2 | 45|  81| 0.00| 30.20| 30.20|30.198| 0.0|248|  0| SW|  0|240|    0 |
|01| 49.2 | 47.6 | 48.2 | 44|  85| 0.00| 30.20| 30.20|30.202| 0.0|248|  0| SW|  0|240|    0 |
|02| 50.7 | 47.7 | 48.9 | 44|  83| 0.00| 30.21| 30.20|30.203| 0.1|242|  4|WSW|  1|242|    0 |
|03| 50.7 | 47.4 | 49.2 | 44|  83| 0.00| 30.20| 30.20|30.203| 0.0|240|  1|WSW|  0|240|    0 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|04| 47.5 | 46.4 | 46.9 | 44|  88| 0.00| 30.22| 30.20|30.212| 0.0|240|  0|WSW|  0|240|    0 |
|05| 46.9 | 45.4*| 45.9 | 43|  90| 0.00| 30.23| 30.22|30.223| 0.0|240|  0|WSW|  0|240|    9 |
|06| 49.3 | 46.8 | 47.4 | 45|  91| 0.00| 30.24| 30.23|30.235| 0.0|240|  0|WSW|  0|240|   31 |
|07| 62.7 | 49.3 | 55.4 | 50|  82| 0.00| 30.24| 30.24|30.239| 0.9|182|  9|SSE|  5|179|  220 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|08| 68.3 | 62.7 | 66.1 | 53|  62| 0.00| 30.24| 30.23|30.236| 1.3|181|  8|  S|  4|186|  452 |
|09| 73.2 | 68.3 | 70.6 | 54|  56| 0.00| 30.24| 30.22|30.229| 1.0|175|  6|SSE|  3|175|  616 |
|10| 74.6 | 73.0 | 74.0 | 53|  48| 0.00| 30.22| 30.21|30.217| 0.8|216|  6| SW|  3|225|  755 |
|11| 77.3 | 74.5 | 76.0 | 54|  46| 0.00| 30.21| 30.20|30.205| 1.3|233|  8|WSW|  4|228|  847 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|12| 78.7 | 77.3 | 77.8 | 55|  45| 0.00| 30.20| 30.18|30.188| 2.2|230|  9|  W|  5|247|  910 |
|13| 80.2 | 78.4 | 79.4 | 54|  42| 0.00| 30.18| 30.15|30.165| 1.9|242| 10|WSW|  5|243|  906 |
|14| 80.3 | 79.0 | 79.8 | 53|  39| 0.00| 30.16| 30.13|30.143| 3.3|246| 11|  W|  6|246|  811 |
|15| 80.5*| 77.3 | 79.6 | 52|  38| 0.00| 30.13| 30.11|30.119| 2.9|244| 11|  W|  7|271|  664 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|16| 80.2 | 76.6 | 78.5 | 52|  40| 0.00| 30.11| 30.09|30.101| 2.2|240| 11|WSW|  6|254|  499 |
|17| 78.8 | 76.4 | 77.4 | 52|  42| 0.00| 30.09| 30.08|30.086| 1.2|243|  7|WSW|  4|256|  282 |
|18| 77.0 | 75.5 | 76.3 | 53|  45| 0.00| 30.08| 30.07|30.073| 0.5|233|  5| SW|  2|233|  189 |
|19| 75.6 | 68.4 | 72.9 | 56|  56| 0.00| 30.08| 30.06|30.069| 0.0|221|  2| SW|  0|233|   74 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|20| 68.4 | 59.9 | 63.8 | 54|  70| 0.00| 30.07| 30.06|30.064| 0.0|221|  0| SW|  0|233|    6 |
|21| 59.9 | 56.6 | 57.9 | 52|  80| 0.00| 30.07| 30.06|30.064| 0.0|221|  0| SW|  0|233|    0 |
|22| 56.7 | 55.7 | 56.1 | 51|  84| 0.00| 30.07| 30.06|30.065| 0.0|220|  2|SSW|  0|220|    0 |
|23| 60.8 | 56.7 | 59.4 | 52|  76| 0.00| 30.07| 30.07|30.068| 1.6|176| 11|  S|  4|177|    0 |
+--+------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   | ---- | ---- | ---- | - | -- |Total|                For the day:                 | ---- |
   +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   | ---- | ---- | ---- | - | -- | 0.00| 30.24| 30.06|30.159| 0.9|227| 11|  W|  7|271| ---- |
   +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   |     Avg     | Mean |Avg| Avg|Month| Hour | Hour | ---- | -- | - |  Hour |  Hour |  Avg |
   +-------------+------+---+----+-----+------+------+------+----+---+-------+-------+------+
   |     63.0    | 64.1 | 50|64.6| 5.82|   7  |  20  | ---- | -- | - |   14+ |   15  | 303.0|
   +-------------+------+---+----+-----+------+------+------+----+---+----+--+---+---+------+
   | Total Snow,        |                                   |             |      |  Heat   2|
   | 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.