Central Square - Cambridge, Massachusetts
42° 21.82' N - 071° 06.48' W - 20 feet
Monday January 25 14:00:00 2021

Monthly Summary: 
Yearly Summary: 

Today Week Month Year All
High Temperature: 36.4
13:15
46.1
Monday
53.8
01/16/2021
53.8
01/16/2021
103.6
07/22/2011
°F
Low Temperature: 19.4
07:12
17.1
Sunday
17.1
01/24/2021
17.1
01/24/2021
-8.6
02/14/2016
°F
High Humidity: 60
06:16
78
Thursday
95
01/16/2021
95
01/16/2021
100
05/17/2011
%
Low Humidity: 30
13:28
30
Monday
29
01/08/2021
29
01/08/2021
8
03/30/2007
%
High Dewpoint: 11.3
11:37
30.6
Friday
51.7
01/16/2021
51.7
01/16/2021
90.5
07/01/2009
°F
Low Dewpoint: 7.3
01:17
3.0
Sunday
3.0
01/24/2021
3.0
01/24/2021
-27.8
02/14/2016
°F
High Barometer: 30.032
10:00
30.032
Monday
30.503
01/01/2021
30.503
01/01/2021
31.100
01/04/2015
inHg
Low Barometer: 29.962
00:42
29.528
Friday
29.190
01/16/2021
29.190
01/16/2021
28.625
02/07/2020
inHg
High Heat Index: 36.4
13:15
46.1
Monday
53.8
01/16/2021
53.8
01/16/2021
113.7
07/20/2019
°F
Low Wind Chill: 7.7
02:02
0.6
Sunday
0.6
01/24/2021
0.6
01/24/2021
-26.5
01/07/2018
°F
High Wind Speed: 18
09:05
29
Sunday
31
01/16/2021
31
01/16/2021
88
04/13/2020
mph
Ave Wind Speed: 4 4 4 4 3 mph
High Rain Rate: 0.00
00:00
0.00
Monday
0.80
01/16/2021
0.80
01/16/2021
12.52
07/10/2010
in/hr
Rain Total: 0.00
0.00
1.81 1.81 526.21 in
High UV Index: 2.1
11:11
2.1
Monday
2.1
01/15/2021
2.1
01/15/2021
14.0
07/03/2013
High Solar Radiation: 490
11:32
506
Monday
515
01/17/2021
515
01/17/2021
2483
07/25/2015
W/m²
High Particulate:
Matter (PM2.5):
0.51
12:35
302.01
Saturday
374.48
01/04/2021
374.48
01/04/2021
2946.97
04/08/2020
µg/m³