LOCAL CLIMATOLOGICAL DATA
Hourly Summary
June 10, 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| 59.5 | 58.0 | 58.7 | 56|  91| 0.00| 29.90| 29.89|29.896| 0.0|276|  0|  W|  0|237|    0 |
|01| 58.1 | 57.3 | 57.6 | 55|  92| 0.00| 29.89| 29.88|29.889| 0.0|276|  0|  W|  0|237|    0 |
|02| 58.2 | 57.1*| 57.5 | 56|  94| 0.00| 29.88| 29.86|29.872| 0.0|276|  0|  W|  0|237|    0 |
|03| 58.5 | 57.8 | 58.2 | 56|  94| 0.00| 29.86| 29.84|29.851| 0.0|276|  0|  W|  0|237|    0 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|04| 57.8 | 57.1 | 57.3 | 56|  94| 0.00| 29.85| 29.83|29.839| 0.0|276|  0|  W|  0|237|    0 |
|05| 61.4 | 57.5 | 59.7 | 58|  96| 0.00| 29.85| 29.85|29.852| 0.4|193|  7|  S|  2|195|   16 |
|06| 64.4 | 61.4 | 62.8 | 62|  96| 0.00| 29.85| 29.84|29.842| 0.4|181|  6|SSE|  2|170|   76 |
|07| 67.6 | 64.4 | 66.4 | 63|  90| 0.00| 29.84| 29.84|29.839| 0.4|178|  7|  S|  2|175|  113 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|08| 68.5 | 67.6 | 68.2 | 64|  85| 0.00| 29.84| 29.83|29.834| 0.9|183|  8|SSE|  3|191|   87 |
|09| 70.3 | 68.5 | 69.6 | 65|  85| 0.00| 29.83| 29.82|29.830| 0.7|184|  9|  S|  3|172|   93 |
|10| 71.0 | 68.6 | 69.1 | 65|  87| 0.01| 29.82| 29.80|29.816| 0.4|192|  8|SSE|  1|171|  165 |
|11| 74.8 | 71.0 | 73.4 | 68|  84| 0.00| 29.80| 29.78|29.793| 0.7|188|  8|SSW|  3|180|  301 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|12| 78.0 | 74.4 | 76.0 | 70|  82| 0.00| 29.78| 29.76|29.771| 1.0|176|  9|SSE|  3|180|  473 |
|13| 80.2 | 77.9 | 78.9 | 72|  79| 0.00| 29.76| 29.74|29.746| 0.9|184|  8|  S|  3|188|  423 |
|14| 80.9 | 79.8 | 80.3 | 73|  78| 0.00| 29.74| 29.71|29.722| 0.5|168|  6|  S|  2|197|  371 |
|15| 82.3*| 80.6 | 81.3 | 74|  78| 0.00| 29.71| 29.70|29.705| 1.0|188| 12|WSW|  3|228|  396 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|16|      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|17|      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|18|      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|19|      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|20|      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|21|      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|22|      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|23| 68.9 | 68.7 | 68.8 | 67|  94| 0.01| 29.68| 29.67|29.673| 0.0| 73|  0|  N|  0|  0|    0 |
+--+------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   | ---- | ---- | ---- | - | -- |Total|                For the day:                 | ---- |
   +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   | ---- | ---- | ---- | - | -- | 0.02| 29.90| 29.67|29.810| 0.4|183| 12|WSW|  3|228| ---- |
   +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   |     Avg     | Mean |Avg| Avg|Month| Hour | Hour | ---- | -- | - |  Hour |  Hour |  Avg |
   +-------------+------+---+----+-----+------+------+------+----+---+-------+-------+------+
   |     69.7    | 67.3 | 64|88.1| 1.75|   0  |  23  | ---- | -- | - |   15  |   15  | 147.8|
   +-------------+------+---+----+-----+------+------+------+----+---+----+--+---+---+------+
   | Total Snow,        |                                   |             |      |  Heat   0|
   | Ice Pellets        | Greatest Depth on Ground          | Precip Types|Degree+----------+
   |                0.0 | of Snow, Ice Pellets or Ice     0 |  .........  | Days |  Cool   5|
   +--------------------+-----------------------------------+-------------+------+----------+

  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.