Central Square - Cambridge, Massachusetts
42° 21.82' N - 071° 06.48' W - 20 feet
Tuesday March 24 12:00:00 2026

Monthly Summary: 
Yearly Summary: 

Today Week Month Year All
High Temperature: 42.3
11:58
63.2
Tuesday
78.9
03/10/2026
78.9
03/10/2026
105.1
06/24/2025
°F
Low Temperature: 32.5
01:48
25.4
Wednesday
14.1
03/02/2026
4.4
02/08/2026
-9.1
02/04/2023
°F
High Humidity: 89
01:09
93
Monday
94
03/07/2026
94
03/07/2026
100
05/17/2011
%
Low Humidity: 53
11:51
24
Wednesday
20
03/09/2026
20
03/09/2026
4
06/13/2023
%
High Dewpoint: 30.9
00:12
59.8
Tuesday
60.7
03/16/2026
60.7
03/16/2026
90.5
07/01/2009
°F
Low Dewpoint: 25.7
11:45
4.7
Wednesday
-6.6
03/02/2026
-14.8
01/24/2026
-28.2
02/04/2023
°F
High Barometer: 30.304
10:40
30.367
Wednesday
30.648
03/02/2026
30.648
03/02/2026
31.100
01/04/2015
inHg
Low Barometer: 30.065
00:00
29.219
Tuesday
29.219
03/17/2026
29.219
03/17/2026
28.625
02/07/2020
inHg
High Heat Index: 40.0
10:47
63.2
Tuesday
77.6
03/10/2026
77.6
03/10/2026
119.6
06/20/2024
°F
Low Wind Chill: 23.5
01:53
13.8
Wednesday
1.5
03/02/2026
-15.9
02/08/2026
-31.6
02/04/2023
°F
High Wind Speed: 15
09:14
46
Tuesday
46
03/17/2026
46
03/17/2026
88
04/13/2020
mph
Ave Wind Speed: 3 4 3 3 3 mph
High Rain Rate: 0.06
00:42
0.26
Sunday
655.35
03/02/2026
655.35
01/27/2026
655.35
04/23/2021
in/hr
Rain Total: 0.02
0.69
3.29 6.07 719.25 in
High UV Index: 5.5
11:36
5.7
Tuesday
5.7
03/17/2026
5.7
03/17/2026
14.0
07/03/2013
High Solar Radiation: 925
11:53
925
Tuesday
925
03/24/2026
925
03/24/2026
2483
07/25/2015
W/m²
High Particulate:
Matter (PM2.5):
9.625
07:39
22.120
Sunday
32.870
03/06/2026
137.470
02/25/2026
5428.570
04/30/2023
µg/m³