This table compares data from Davis Vantage Pro2 and WeatherFlow Tempest weather stations installed at my home.
The data entries list Davis / WeatherFlow / Difference.

Compare Data From:
Date Time (ET) Temp RH Dewpt Windsp WindDir Barom 5min Rain Total Rain SolRad
5/19/2026 00:05 66.1 / 66.7
-0.6		 84 / 97
-13		 61.1 / 65.9
-4.8		 2.0 / 1.8
0.2		 SSE / WSW
30.037 / 30.153
-0.116		 0.01 / 0.00
0.01		 0.01 / 0.00
0.01		 0 / 0
0
5/19/2026 00:10 66.1 / 66.9
-0.8		 84 / 97
-13		 61.1 / 66.0
-4.9		 2.0 / 1.8
0.2		 S / SSW
30.036 / 30.150
-0.114		 0.00 / 0.00
0.00		 0.01 / 0.00
0.01		 0 / 0
0
5/19/2026 00:15 66.2 / 66.9
-0.7		 84 / 97
-13		 61.2 / 66.0
-4.8		 2.0 / 3.1
-1.1		 SSE / SW
30.033 / 30.150
-0.117		 0.01 / 0.00
0.01		 0.02 / 0.00
0.02		 0 / 0
0
5/19/2026 00:20 66.2 / 66.9
-0.7		 84 / 97
-13		 61.2 / 66.0
-4.8		 3.0 / 2.0
1.0		 SSE / S
30.032 / 30.147
-0.115		 0.01 / 0.00
0.01		 0.03 / 0.00
0.03		 0 / 0
0
5/19/2026 00:25 66.1 / 66.9
-0.8		 84 / 98
-14		 61.1 / 66.3
-5.2		 3.0 / 2.0
1.0		 S / S
30.035 / 30.150
-0.115		 0.00 / 0.00
0.00		 0.03 / 0.00
0.03		 0 / 0
0
5/19/2026 00:30 66.1 / 66.9
-0.8		 84 / 97
-13		 61.1 / 66.0
-4.9		 4.0 / 4.0
0.0		 S / WSW
30.037 / 30.150
-0.113		 0.00 / 0.00
0.00		 0.03 / 0.00
0.03		 0 / 0
0
5/19/2026 00:35 66.1 / 66.9
-0.8		 85 / 97
-12		 61.5 / 66.0
-4.5		 4.0 / 2.5
1.5		 S / SW
30.031 / 30.147
-0.116		 0.01 / 0.00
0.01		 0.04 / 0.00
0.04		 0 / 0
0
5/19/2026 00:40 66.1 / 66.9
-0.8		 85 / 97
-12		 61.5 / 66.0
-4.5		 5.0 / 4.7
0.3		 SSW / SE
30.027 / 30.144
-0.117		 0.00 / 0.00
0.00		 0.04 / 0.00
0.04		 0 / 0
0
5/19/2026 00:45 66.0 / 66.9
-0.9		 85 / 97
-12		 61.4 / 66.0
-4.6		 5.0 / 3.6
1.4		 S / SW
30.023 / 30.141
-0.118		 0.00 / 0.00
0.00		 0.04 / 0.00
0.04		 0 / 0
0
5/19/2026 00:50 66.0 / 66.9
-0.9		 85 / 97
-12		 61.4 / 66.0
-4.6		 5.0 / 3.6
1.4		 S / SSE
30.014 / 30.132
-0.118		 0.01 / 0.00
0.01		 0.05 / 0.00
0.05		 0 / 0
0
5/19/2026 00:55 65.9 / 66.9
-1.0		 84 / 96
-12		 60.9 / 65.7
-4.8		 5.0 / 3.8
1.2		 S / S
30.008 / 30.127
-0.119		 0.00 / 0.00
0.00		 0.05 / 0.00
0.05		 0 / 0
0
5/19/2026 01:00 65.8 / 66.9
-1.1		 84 / 96
-12		 60.8 / 65.7
-4.9		 4.0 / 2.9
1.1		 S / SSW
30.005 / 30.124
-0.119		 0.00 / 0.00
0.00		 0.05 / 0.00
0.05		 0 / 0
0
5/19/2026 01:05 65.8 / 66.9
-1.1		 84 / 96
-12		 60.8 / 65.7
-4.9		 4.0 / 3.6
0.4		 S / SSE
29.990 / 30.109
-0.119		 0.01 / 0.00
0.01		 0.06 / 0.00
0.06		 0 / 0
0
5/19/2026 01:10 65.6 / 66.7
-1.1		 84 / 95
-11		 60.6 / 65.3
-4.7		 5.0 / 4.2
0.8		 SSE / SSW
29.980 / 30.100
-0.120		 0.00 / 0.00
0.00		 0.06 / 0.00
0.06		 0 / 0
0
5/19/2026 01:15 65.5 / 66.7
-1.2		 84 / 95
-11		 60.5 / 65.3
-4.8		 5.0 / 4.7
0.3		 S / SSE
29.976 / 30.097
-0.121		 0.00 / 0.00
0.00		 0.06 / 0.00
0.06		 0 / 0
0
5/19/2026 01:20 65.4 / 66.7
-1.3		 84 / 94
-10		 60.4 / 65.0
-4.6		 6.0 / 5.8
0.2		 SSE / SSW
29.966 / 30.088
-0.122		 0.00 / 0.00
0.00		 0.06 / 0.00
0.06		 0 / 0
0
5/19/2026 01:25 65.5 / 66.7
-1.2		 84 / 93
-9		 60.5 / 64.7
-4.2		 6.0 / 5.6
0.4		 S / S
29.961 / 30.082
-0.121		 0.00 / 0.00
0.00		 0.06 / 0.00
0.06		 0 / 0
0
5/19/2026 01:30 65.5 / 66.9
-1.4		 84 / 92
-8		 60.5 / 64.5
-4.0		 6.0 / 4.2
1.8		 S / SSW
29.963 / 30.085
-0.122		 0.00 / 0.00
0.00		 0.06 / 0.00
0.06		 0 / 0
0
5/19/2026 01:35 65.6 / 66.9
-1.3		 84 / 93
-9		 60.6 / 64.8
-4.2		 4.0 / 2.9
1.1		 SE / S
29.962 / 30.082
-0.120		 0.00 / 0.00
0.00		 0.06 / 0.00
0.06		 0 / 0
0
5/19/2026 01:40 65.6 / 66.9
-1.3		 84 / 93
-9		 60.6 / 64.8
-4.2		 4.0 / 5.1
-1.1		 S / S
29.964 / 30.085
-0.121		 0.00 / 0.00
0.00		 0.06 / 0.00
0.06		 0 / 0
0
5/19/2026 01:45 65.6 / 66.9
-1.3		 84 / 93
-9		 60.6 / 64.8
-4.2		 4.0 / 4.0
0.0		 S / SSW
29.966 / 30.088
-0.122		 0.00 / 0.00
0.00		 0.06 / 0.00
0.06		 0 / 0
0
5/19/2026 01:50 65.8 / 67.1
-1.3		 84 / 92
-8		 60.8 / 64.7
-3.9		 5.0 / 3.4
1.6		 S / S
29.964 / 30.085
-0.121		 0.01 / 0.00
0.01		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 01:55 65.9 / 67.3
-1.4		 84 / 92
-8		 60.9 / 64.9
-4.0		 4.0 / 3.8
0.2		 S / WSW
29.962 / 30.082
-0.120		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 02:00 65.9 / 67.3
-1.4		 84 / 92
-8		 60.9 / 64.9
-4.0		 4.0 / 2.9
1.1		 S / SE
29.961 / 30.082
-0.121		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 02:05 65.9 / 67.3
-1.4		 84 / 92
-8		 60.9 / 64.9
-4.0		 2.0 / 2.7
-0.7		 SSE / SSE
29.959 / 30.079
-0.120		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 02:10 65.9 / 67.3
-1.4		 83 / 92
-9		 60.6 / 64.9
-4.3		 2.0 / 2.0
0.0		 SE / SSE
29.957 / 30.076
-0.119		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 02:15 65.8 / 67.1
-1.3		 83 / 93
-10		 60.5 / 65.0
-4.5		 2.0 / 2.7
-0.7		 S / SW
29.960 / 30.079
-0.119		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 02:20 65.8 / 66.9
-1.1		 83 / 93
-10		 60.5 / 64.8
-4.3		 1.0 / 0.7
0.3		 SW / S
29.959 / 30.079
-0.120		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 02:25 65.7 / 66.9
-1.2		 83 / 93
-10		 60.4 / 64.8
-4.4		 1.0 / 0.9
0.1		 SSW / SSW
29.957 / 30.076
-0.119		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 02:30 65.7 / 66.9
-1.2		 83 / 93
-10		 60.4 / 64.8
-4.4		 2.0 / 1.8
0.2		 SSW / W
29.960 / 30.079
-0.119		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 02:35 65.7 / 66.9
-1.2		 83 / 93
-10		 60.4 / 64.8
-4.4		 2.0 / 2.0
0.0		 SSE / SSW
29.958 / 30.079
-0.121		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 02:40 65.7 / 66.9
-1.2		 83 / 93
-10		 60.4 / 64.8
-4.4		 3.0 / 2.9
0.1		 SSE / NW
29.957 / 30.076
-0.119		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 02:45 65.7 / 66.9
-1.2		 83 / 93
-10		 60.4 / 64.8
-4.4		 1.0 / 3.1
-2.1		 S / S
29.962 / 30.082
-0.120		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 02:50 65.6 / 66.7
-1.1		 83 / 93
-10		 60.3 / 64.7
-4.4		 2.0 / 1.6
0.4		 S / SW
29.965 / 30.085
-0.120		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 02:55 65.7 / 66.7
-1.0		 83 / 94
-11		 60.4 / 65.0
-4.6		 1.0 / 0.9
0.1		 S / W
29.967 / 30.088
-0.121		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 03:00 65.7 / 66.7
-1.0		 84 / 94
-10		 60.7 / 65.0
-4.3		 1.0 / 1.8
-0.8		 S / W
29.972 / 30.094
-0.122		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 03:05 65.6 / 66.7
-1.1		 84 / 94
-10		 60.6 / 65.0
-4.4		 1.0 / 1.8
-0.8		 S / S
29.971 / 30.091
-0.120		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 03:10 65.6 / 66.6
-1.0		 84 / 94
-10		 60.6 / 64.8
-4.2		 1.0 / 0.4
0.6		 S / SW
29.976 / 30.097
-0.121		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 03:15 65.6 / 66.6
-1.0		 84 / 94
-10		 60.6 / 64.8
-4.2		 2.0 / 1.6
0.4		 S / SSE
29.972 / 30.091
-0.119		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 03:20 65.6 / 66.6
-1.0		 84 / 94
-10		 60.6 / 64.8
-4.2		 1.0 / 1.1
-0.1		 SSE / WSW
29.971 / 30.088
-0.117		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 03:25 65.6 / 66.6
-1.0		 84 / 95
-11		 60.6 / 65.1
-4.5		 1.0 / 0.2
0.8		 SSE / W
29.975 / 30.094
-0.119		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 03:30 65.5 / 66.4
-0.9		 84 / 95
-11		 60.5 / 64.9
-4.4		 0.0 / 0.0
0.0		 --- / W
29.975 / 30.094
-0.119		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 03:35 65.5 / 66.4
-0.9		 84 / 95
-11		 60.5 / 64.9
-4.4		 0.0 / 0.0
0.0		 --- / W
29.973 / 30.094
-0.121		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 03:40 65.4 / 66.2
-0.8		 84 / 95
-11		 60.4 / 64.9
-4.5		 0.0 / 0.2
-0.2		 --- / NNW
29.976 / 30.094
-0.118		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 03:45 65.4 / 66.2
-0.8		 84 / 95
-11		 60.4 / 64.7
-4.3		 0.0 / 0.7
-0.7		 --- / W
29.986 / 30.103
-0.117		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 03:50 65.4 / 66.2
-0.8		 84 / 96
-12		 60.4 / 65.0
-4.6		 0.0 / 1.3
-1.3		 SSE / SSE
29.977 / 30.097
-0.120		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 03:55 65.4 / 66.2
-0.8		 84 / 96
-12		 60.4 / 65.0
-4.6		 1.0 / 0.9
0.1		 SSE / SSW
29.973 / 30.091
-0.118		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 04:00 65.5 / 66.4
-0.9		 84 / 96
-12		 60.5 / 65.2
-4.7		 1.0 / 0.0
1.0		 SSE / WSW
29.975 / 30.094
-0.119		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 04:05 65.4 / 66.4
-1.0		 84 / 96
-12		 60.4 / 65.2
-4.8		 0.0 / 0.2
-0.2		 SSE / NW
29.981 / 30.100
-0.119		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 04:10 65.4 / 66.4
-1.0		 84 / 96
-12		 60.4 / 65.2
-4.8		 1.0 / 0.9
0.1		 WSW / NW
29.984 / 30.103
-0.119		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 04:15 65.4 / 66.2
-0.8		 84 / 96
-12		 60.4 / 65.0
-4.6		 0.0 / 0.0
0.0		 WSW / WNW
29.981 / 30.100
-0.119		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 04:20 65.4 / 66.2
-0.8		 84 / 96
-12		 60.4 / 65.0
-4.6		 0.0 / 0.7
-0.7		 WSW / SSW
29.982 / 30.100
-0.118		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 04:25 65.4 / 66.2
-0.8		 84 / 96
-12		 60.4 / 65.0
-4.6		 1.0 / 2.0
-1.0		 SSW / SW
29.985 / 30.103
-0.118		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 04:30 65.4 / 66.2
-0.8		 84 / 97
-13		 60.4 / 65.3
-4.9		 1.0 / 0.7
0.3		 SSW / S
29.983 / 30.100
-0.117		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 04:35 65.4 / 66.2
-0.8		 84 / 97
-13		 60.4 / 65.3
-4.9		 1.0 / 0.0
1.0		 SSW / SW
29.986 / 30.103
-0.117		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 04:40 65.4 / 66.2
-0.8		 85 / 97
-12		 60.8 / 65.3
-4.5		 0.0 / 0.0
0.0		 --- / WNW
29.990 / 30.106
-0.116		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 04:45 65.3 / 66.2
-0.9		 85 / 97
-12		 60.7 / 65.3
-4.6		 0.0 / 0.2
-0.2		 SSW / WNW
29.989 / 30.106
-0.117		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 04:50 65.2 / 66.0
-0.8		 85 / 97
-12		 60.6 / 65.1
-4.5		 0.0 / 0.0
0.0		 SSW / WNW
29.988 / 30.106
-0.118		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 04:55 65.2 / 65.8
-0.6		 84 / 97
-13		 60.2 / 65.0
-4.8		 0.0 / 0.0
0.0		 --- / NNE
29.993 / 30.106
-0.113		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 05:00 65.1 / 65.8
-0.7		 84 / 97
-13		 60.1 / 65.0
-4.9		 0.0 / 0.0
0.0		 SSW / S
29.989 / 30.106
-0.117		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 05:05 65.0 / 65.7
-0.7		 84 / 97
-13		 60.0 / 64.8
-4.8		 0.0 / 0.0
0.0		 SSW / SSE
29.987 / 30.103
-0.116		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 05:10 64.9 / 65.7
-0.8		 84 / 97
-13		 59.9 / 64.8
-4.9		 0.0 / 0.0
0.0		 --- / S
29.986 / 30.103
-0.117		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 05:15 64.9 / 65.7
-0.8		 84 / 97
-13		 59.9 / 64.8
-4.9		 0.0 / 0.0
0.0		 SSW / S
29.988 / 30.106
-0.118		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 05:20 64.8 / 65.5
-0.7		 85 / 97
-12		 60.2 / 64.6
-4.4		 0.0 / 0.0
0.0		 --- / S
29.986 / 30.103
-0.117		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 05:25 64.7 / 65.5
-0.8		 85 / 97
-12		 60.1 / 64.6
-4.5		 0.0 / 0.0
0.0		 --- / S
29.986 / 30.103
-0.117		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 05:30 64.6 / 65.3
-0.7		 85 / 97
-12		 60.0 / 64.4
-4.4		 0.0 / 0.0
0.0		 --- / S
29.987 / 30.103
-0.116		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 05:35 64.6 / 65.3
-0.7		 85 / 98
-13		 60.0 / 64.7
-4.7		 0.0 / 0.0
0.0		 --- / S
29.987 / 30.103
-0.116		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 05:40 64.5 / 65.3
-0.8		 85 / 98
-13		 59.9 / 64.7
-4.8		 0.0 / 0.0
0.0		 --- / S
29.985 / 30.100
-0.115		 0.00 / 0.00
0.00		 0.07 / 0.00
0.07		 0 / 0
0
5/19/2026 05:45 64.5 / 65.1
-0.6		 85 / 98
-13		 59.9 / 64.5
-4.6		 0.0 / 0.0
0.0		 --- / S
29.982 / 30.100
-0.118		 0.01 / 0.00
0.01		 0.08 / 0.00
0.08		 0 / 0
0
5/19/2026 05:50 64.4 / 65.1
-0.7		 85 / 98
-13		 59.8 / 64.5
-4.7		 0.0 / 0.0
0.0		 --- / S
29.985 / 30.100
-0.115		 0.00 / 0.00
0.00		 0.08 / 0.00
0.08		 0 / 0
0
5/19/2026 05:55 64.4 / 65.1
-0.7		 85 / 98
-13		 59.8 / 64.5
-4.7		 0.0 / 0.0
0.0		 --- / S
29.984 / 30.103
-0.119		 0.00 / 0.00
0.00		 0.08 / 0.00
0.08		 0 / 0
0
5/19/2026 06:00 64.3 / 64.9
-0.6		 85 / 98
-13		 59.7 / 64.4
-4.7		 0.0 / 0.0
0.0		 --- / S
29.987 / 30.103
-0.116		 0.00 / 0.00
0.00		 0.08 / 0.00
0.08		 0 / 0
0
5/19/2026 06:05 64.4 / 64.9
-0.5		 85 / 98
-13		 59.8 / 64.4
-4.6		 0.0 / 0.0
0.0		 --- / S
29.986 / 30.100
-0.114		 0.00 / 0.00
0.00		 0.08 / 0.00
0.08		 0 / 0
0
5/19/2026 06:10 64.3 / 65.1
-0.8		 85 / 98
-13		 59.7 / 64.5
-4.8		 0.0 / 0.0
0.0		 SSW / S
29.984 / 30.097
-0.113		 0.00 / 0.00
0.00		 0.08 / 0.00
0.08		 0 / 1
-1
5/19/2026 06:15 64.3 / 65.1
-0.8		 85 / 98
-13		 59.7 / 64.5
-4.8		 0.0 / 0.0
0.0		 --- / S
29.983 / 30.097
-0.114		 0.00 / 0.00
0.00		 0.08 / 0.00
0.08		 0 / 1
-1
Average Diff --:-- -0.9 -11.4 -4.5 0.1 --- -0.118 0.00 --- -0

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Time: Tue 19-May-2026 at 06:47 EDT (Tue 19-May-2026 at 10:47 UTC) Page Modified: 5/4/2021 1:28:16 PM (PID:14)