LOCAL CLIMATOLOGICAL DATA
Hourly Summary
June 1, 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| 46.1 | 45.9 | 46.0 | 44|  94| 0.00| 29.89| 29.88|29.887| 0.0|123|  0|ESE|  0|123|    0 |
|01| 46.3 | 45.9 | 46.1 | 45|  94| 0.00| 29.91| 29.89|29.897| 0.0|123|  0|ESE|  0|123|    0 |
|02| 46.7 | 45.9 | 46.2 | 45|  94| 0.00| 29.92| 29.90|29.906| 0.0|123|  0|ESE|  0|123|    0 |
|03| 47.1 | 46.6 | 46.9 | 46|  95| 0.00| 29.93| 29.91|29.923| 0.0|123|  0|ESE|  0|123|    0 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|04| 47.1 | 43.8 | 45.8 | 44|  94| 0.00| 29.95| 29.93|29.937| 0.1| 63|  4|NNE|  1| 68|    0 |
|05| 43.8 | 42.3*| 42.8 | 41|  93| 0.00| 29.97| 29.95|29.958| 0.0| 68|  0|NNE|  0| 68|   11 |
|06| 44.7 | 42.7 | 43.5 | 42|  95| 0.00| 29.99| 29.97|29.979| 0.0| 68|  0|NNE|  0| 68|   32 |
|07| 50.9 | 44.7 | 47.7 | 46|  96| 0.00| 30.00| 29.99|29.996| 0.0| 65|  0|NNE|  0| 68|  193 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|08| 56.7 | 50.9 | 53.8 | 51|  90| 0.00| 30.02| 30.00|30.014| 0.1| 65|  4|ENE|  2| 65|  451 |
|09| 58.2 | 56.7 | 57.6 | 52|  82| 0.00| 30.04| 30.02|30.033| 1.0|264| 10|  W|  5|277|  631 |
|10| 61.8 | 57.4 | 59.6 | 53|  80| 0.00| 30.06| 30.04|30.048| 1.1|260|  9|WSW|  4|253|  723 |
|11| 62.7 | 58.8 | 60.9 | 54|  77| 0.00| 30.06| 30.05|30.057| 1.1|271| 10|  W|  6|259|  607 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|12| 62.4 | 59.8 | 61.3 | 53|  73| 0.00| 30.06| 30.05|30.059| 1.9|259| 14| SW|  7|261|  555 |
|13| 66.2 | 61.5 | 64.1 | 48|  57| 0.00| 30.06| 30.05|30.055| 1.4|  4| 10|ENE|  5|340|  669 |
|14| 66.3 | 63.9 | 65.1 | 48|  55| 0.00| 30.06| 30.05|30.054| 1.3| 38| 10|  E|  6| 86|  502 |
|15| 69.2*| 64.7 | 67.5 | 50|  53| 0.00| 30.06| 30.05|30.054| 1.7|314| 10|WNW|  4|263|  874 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|16| 69.1 | 64.3 | 66.0 | 48|  53| 0.00| 30.07| 30.06|30.062| 2.2|269| 15|  W|  7|270|  388 |
|17| 68.3 | 67.0 | 67.6 | 47|  47| 0.00| 30.07| 30.07|30.068| 2.4|266| 13|  W|  7|261|  490 |
|18| 67.5 | 64.0 | 65.7 | 46|  49| 0.00| 30.07| 30.06|30.069| 0.4|294| 10|  W|  4|264|  145 |
|19| 64.0 | 59.2 | 62.2 | 47|  58| 0.00| 30.09| 30.07|30.079| 0.0|323|  2| NW|  1|323|   78 |
|  |      |      |      |   |    |     |      |      |      |    |   |   |   |   |   |      |
|20| 59.2 | 52.0 | 55.1 | 47|  74| 0.00| 30.10| 30.08|30.090| 0.0|323|  0| NW|  0|323|    5 |
|21| 52.0 | 48.8 | 50.0 | 44|  79| 0.00| 30.10| 30.10|30.101| 0.0|323|  0| NW|  0|323|    0 |
|22| 49.2 | 48.4 | 48.7 | 43|  81| 0.00| 30.11| 30.10|30.108| 0.0|323|  0| NW|  0|323|    0 |
|23| 49.7 | 47.3 | 48.8 | 43|  80| 0.00| 30.11| 30.11|30.110| 0.0|323|  0| NW|  0|323|    0 |
+--+------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   | ---- | ---- | ---- | - | -- |Total|                For the day:                 | ---- |
   +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   | ---- | ---- | ---- | - | -- | 0.00| 30.11| 29.88|30.023| 0.6|287| 15|  W|  7|261| ---- |
   +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+
   |     Avg     | Mean |Avg| Avg|Month| Hour | Hour | ---- | -- | - |  Hour |  Hour |  Avg |
   +-------------+------+---+----+-----+------+------+------+----+---+-------+-------+------+
   |     55.8    | 55.0 | 47|76.7| 0.00|  23  |   0  | ---- | -- | - |   16  |   17  | 264.8|
   +-------------+------+---+----+-----+------+------+------+----+---+----+--+---+---+------+
   | Total Snow,        |                                   |             |      |  Heat   9|
   | 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.