Climatological Summary for Year 2017

NAME:Lexington, MA
ELEV:220 feet
LAT:42-27.75 N
LONG:071-14.05 W

Temperature (°F)

Year Month Mean Max Mean Min Mean Heat deg days Cool deg days High Day Low Day Max >= 30 Max <= 30 Min <= 0 Min <= -20
2017 01 40.7 26.0 33.2 984.7 0.0 60.9 12 2.3 09 0 6 21 0
2017 02 44.2 25.6 34.8 844.6 0.0 73.3 24 7.2 10 0 2 22 0
2017 03 41.5 24.2 33.0 993.8 0.0 62.8 01 7.3 12 0 5 24 0
2017 04 61.7 41.9 51.4 429.8 21.0 87.4 11 29.0 03 0 0 1 0
2017 05 64.3 46.9 55.3 335.5 35.4 94.9 18 32.9 09 2 0 0 0
2017 06 78.7 57.4 67.6 66.0 144.7 95.3 12 44.9 03 3 0 0 0
2017 07 81.1 61.3 70.6 20.1 194.7 90.8 19 50.2 30 1 0 0 0
2017 08 80.7 58.8 69.2 21.3 151.9 89.7 02 49.1 27 0 0 0 0
2017 09 75.6 56.3 65.2 75.6 81.0 88.7 24 41.2 02 0 0 0 0
2017 10 69.8 47.2 58.9 215.4 25.0 80.7 05 8.0 06 0 0 2 0
2017 11 51.2 31.4 41.7 699.9 0.0 75.3 03 18.7 28 0 0 15 0
2017 12 34.7 20.1 25.9 1167.9 0.0 57.9 05 -3.0 29 0 10 30 2
60.4 41.5 50.5 5854.6 653.5 95.3 Jun -3.0 Dec 6 23 115 2

Precipitation (in)

Days of rain over
Year Month Total Max observe day Date 0.01 0.10 1.00
2017 01 3.95 1.12 24 14 10 1
2017 02 2.64 0.78 18 8 7 0
2017 03 1.69 0.45 28 18 4 0
2017 04 6.36 1.34 01 15 9 2
2017 05 4.50 0.90 14 16 10 0
2017 06 1.37 0.40 06 16 5 0
2017 07 0.07 0.02 29 6 0 0
2017 08 0.91 0.25 02 6 4 0
2017 09 2.21 0.77 07 15 6 0
2017 10 4.31 1.71 30 8 7 1
2017 11 2.01 0.83 22 11 5 0
2017 12 1.77 0.58 12 9 4 0
31.79 1.71 Oct 142 71 4

Wind Speed (mph)

Year Month Average High Date Dom. direction
2017 01 2.9 33.0 27 247
2017 02 2.6 30.0 26 244
2017 03 3.2 34.0 09 251
2017 04 2.5 30.0 16 219
2017 05 1.5 26.0 03 198
2017 06 1.6 33.0 23 218
2017 07 1.2 24.0 01 216
2017 08 0.8 21.0 22 213
2017 09 0.9 21.0 22 230
2017 10 1.2 37.0 30 209
2017 11 1.2 34.0 19 231
2017 12 1.2 39.0 05 244
1.7 39.0 Dec 233