Thacher Island - Rockport, Massachusetts
42° 38.21' N - 070° 34.52' W - 20 feet
Thursday September 4 17:20:00 2025

Monthly Summary: 
Yearly Summary: 

Today Week Month Year All
High Temperature: 67.7
17:11
73.7
Saturday
71.2
09/02/2025
92.2
06/24/2025
93.3
07/21/2019
°F
Low Temperature: 61.5
06:31
61.5
Thursday
61.5
09/04/2025
12.7
01/21/2025
-8.8
02/04/2023
°F
High Humidity: 93
06:37
96
Tuesday
96
09/02/2025
100
08/14/2025
100
08/23/2015
%
Low Humidity: 79
15:03
54
Saturday
75
09/02/2025
24
03/28/2025
1
06/11/2019
%
High Dewpoint: 64.3
17:17
66.6
Tuesday
66.6
09/02/2025
75.8
06/24/2025
86.1
07/11/2023
°F
Low Dewpoint: 59.2
06:31
54.7
Saturday
58.7
09/03/2025
-6.7
01/22/2025
-47.3
06/13/2019
°F
High Barometer: -
-
-
-
-
-
-
-
30.822
11/25/2015
inHg
Low Barometer: -
-
-
-
-
-
-
-
27.272
07/11/2023
inHg
High Heat Index: 68.4
17:17
73.5
Saturday
71.8
09/02/2025
104.5
06/24/2025
112.3
07/11/2023
°F
Low Wind Chill: 61.5
06:31
61.5
Thursday
61.5
09/04/2025
-6.6
02/19/2025
-42.4
02/04/2023
°F
High Wind Speed: 27
17:14
32
Friday
27
09/04/2025
105
03/29/2025
105
12/10/2024
mph
Ave Wind Speed: 11 10 9 12 11 mph
High Rain Rate: 655.35
00:01
655.35
Thursday
655.35
09/01/2025
655.35
05/20/2025
655.35
02/23/2021
in/hr
Rain Total: 0.00
0.00
0.00 15.79 1264.50 in
High UV Index: 5.1
12:20
5.5
Saturday
5.4
09/01/2025
7.4
08/07/2025
10.3
07/14/2016
High Solar Radiation: 837
12:38
1071
Friday
933
09/01/2025
1271
08/07/2025
1510
06/22/2022
W/m²