LOCAL CLIMATOLOGICAL DATA
Hourly Summary
June 17, 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| 64.2 | 63.0 | 63.6 | 59|  85| 0.00| 29.99| 29.98|29.988| 0.6|175|  8|SSE|  3|165|    0 |
|01| 63.1 | 62.8 | 63.0 | 59|  86| 0.00| 30.00| 29.99|29.990| 0.8|176| 10|SSE|  3|163|    0 |
|02| 63.9 | 63.1 | 63.6 | 59|  85| 0.00| 29.99| 29.98|29.985| 1.8|178| 12|SSE|  5|177|    0 |
|03| 63.8 | 62.6 | 63.3 | 59|  85| 0.00| 29.98| 29.98|29.979| 1.5|174| 15| SE|  4|173|    0 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|04| 62.6 | 61.3 | 61.9 | 58|  86| 0.00| 29.98| 29.97|29.976| 1.8|172| 11|SSE|  4|170|    0 |
|05| 61.6 | 61.3 | 61.5 | 57|  85| 0.00| 29.97| 29.96|29.966| 1.8|178| 13|SSE|  5|172|    8 |
|06| 61.4 | 61.2*| 61.3 | 57|  85| 0.00| 29.97| 29.96|29.963| 1.5|172| 10|  S|  4|169|   41 |
|07| 64.7 | 61.3 | 62.5 | 58|  86| 0.00| 29.98| 29.96|29.971| 0.8|169|  9|SSE|  3|186|  117 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|08| 66.6 | 64.7 | 65.8 | 60|  82| 0.00| 29.98| 29.97|29.977| 2.0|180| 14|SSE|  7|177|  237 |
|09| 71.7 | 66.6 | 69.7 | 62|  78| 0.00| 29.97| 29.95|29.960| 2.4|177| 13|SSE|  5|167|  531 |
|10| 70.2 | 69.5 | 69.8 | 63|  79| 0.00| 29.97| 29.95|29.960| 1.8|191| 13|SSE|  5|175|  305 |
|11| 70.7 | 69.3 | 69.9 | 64|  80| 0.00| 29.95| 29.94|29.948| 2.7|173| 14|  S|  6|189|  377 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|12| 70.4 | 69.2 | 69.8 | 64|  82| 0.00| 29.94| 29.92|29.933| 2.6|182| 15|  S|  6|188|  345 |
|13| 70.4 | 69.0 | 69.7 | 64|  83| 0.00| 29.92| 29.91|29.914| 1.8|155| 15| SE|  5|185|  227 |
|14| 73.2 | 69.2 | 71.6 | 65|  81| 0.00| 29.91| 29.90|29.906| 3.0|183| 16|SSE|  6|158|  389 |
|15| 73.3*| 70.5 | 71.3 | 65|  80| 0.00| 29.91| 29.89|29.901| 4.5|184| 19|SSE|  7|180|  255 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|16| 70.9 | 68.6 | 69.9 | 65|  83| 0.00| 29.90| 29.88|29.891| 3.5|189| 15| SE|  7|196|  161 |
|17| 68.6 | 67.7 | 68.0 | 64|  86| 0.00| 29.89| 29.87|29.874| 3.3|186| 16|SSE|  7|181|  134 |
|18| 68.1 | 67.5 | 67.9 | 64|  86| 0.00| 29.87| 29.86|29.864| 2.1|178| 16|SSE|  5|177|   51 |
|19| 67.7 | 67.2 | 67.5 | 63|  86| 0.00| 29.86| 29.85|29.857| 2.5|187| 12| SE|  5|199|   28 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|20| 67.3 | 67.0 | 67.1 | 63|  87| 0.00| 29.86| 29.85|29.852| 3.2|183| 19|SSE|  6|167|    2 |
|21| 67.1 | 66.9 | 67.0 | 63|  88| 0.00| 29.87| 29.85|29.859| 3.4|188| 19|SSE|  6|186|    0 |
|22| 67.2 | 66.9 | 67.1 | 63|  88| 0.00| 29.86| 29.84|29.851| 2.9|189| 26|  S|  6|182|    0 |
|23| 67.1 | 66.8 | 67.0 | 64|  89| 0.00| 29.85| 29.84|29.845| 2.4|181| 16| SE|  5|192|    0 |
+--+------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   | ---- | ---- | ---- | - | -- |Total|                For the day:                 | ---- |
   +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   | ---- | ---- | ---- | - | -- | 0.00| 30.00| 29.84|29.925| 2.3|181| 26|  S|  7|196| ---- |
   +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   |     Avg     | Mean |Avg| Avg|Month| Hour | Hour | ---- | -- | - |  Hour |  Hour |  Avg |
   +-------------+------+---+----+-----+------+------+------+----+---+-------+-------+------+
   |     67.3    | 66.6 | 62|84.2| 1.13|   1  |  23  | ---- | -- | - |   22  |   16  | 133.6|
   +-------------+------+---+----+-----+------+------+------+----+---+----+--+---+---+------+
   | Total Snow,        |                                   |             |      |  Heat   0|
   | Ice Pellets        | Greatest Depth on Ground          | Precip Types|Degree+----------+
   |                0.0 | of Snow, Ice Pellets or Ice     0 |  .........  | Days |  Cool   2|
   +--------------------+-----------------------------------+-------------+------+----------+

  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.