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
6/8/2026 00:05 74.2 / 74.3
-0.1
79 / 82
-3
67.3 / 68.4
-1.1
0.0 / 0.0
0.0
--- / SW
29.981 / 30.014
-0.033
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 00:10 74.0 / 74.1
-0.1
78 / 83
-5
66.7 / 68.6
-1.9
0.0 / 0.0
0.0
--- / W
29.980 / 30.014
-0.034
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 00:15 74.0 / 74.1
-0.1
78 / 82
-4
66.7 / 68.3
-1.6
0.0 / 0.0
0.0
--- / SW
29.981 / 30.014
-0.033
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 00:20 74.1 / 74.1
0.0
78 / 83
-5
66.8 / 68.6
-1.8
0.0 / 0.0
0.0
--- / SW
29.979 / 30.014
-0.035
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 00:25 73.9 / 73.9
0.0
78 / 83
-5
66.6 / 68.4
-1.8
0.0 / 0.0
0.0
--- / SW
29.980 / 30.014
-0.034
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 00:30 73.8 / 73.6
0.2
78 / 82
-4
66.5 / 67.7
-1.2
0.0 / 0.0
0.0
--- / SW
29.981 / 30.014
-0.033
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 00:35 73.8 / 73.6
0.2
78 / 83
-5
66.5 / 68.1
-1.6
0.0 / 0.0
0.0
--- / SW
29.980 / 30.014
-0.034
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 00:40 73.8 / 73.6
0.2
78 / 84
-6
66.5 / 68.4
-1.9
0.0 / 0.0
0.0
--- / W
29.980 / 30.014
-0.034
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 00:45 73.7 / 73.6
0.1
78 / 84
-6
66.4 / 68.4
-2.0
0.0 / 0.0
0.0
--- / SW
29.984 / 30.014
-0.030
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 00:50 73.7 / 73.6
0.1
78 / 83
-5
66.4 / 68.1
-1.7
0.0 / 0.7
-0.7
--- / WSW
29.987 / 30.020
-0.033
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 00:55 73.7 / 73.6
0.1
78 / 80
-2
66.4 / 67.0
-0.6
0.0 / 0.0
0.0
SSE / SSW
29.988 / 30.017
-0.029
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 01:00 73.7 / 74.1
-0.4
78 / 78
0
66.4 / 66.8
-0.4
0.0 / 0.0
0.0
SSE / SW
29.983 / 30.014
-0.031
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 01:05 73.6 / 74.3
-0.7
77 / 78
-1
65.9 / 67.0
-1.1
0.0 / 0.0
0.0
SSE / W
29.986 / 30.020
-0.034
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 01:10 73.8 / 74.3
-0.5
78 / 80
-2
66.5 / 67.7
-1.2
0.0 / 0.0
0.0
--- / WSW
29.987 / 30.017
-0.030
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 01:15 73.8 / 74.3
-0.5
78 / 79
-1
66.5 / 67.4
-0.9
0.0 / 0.0
0.0
--- / WSW
29.984 / 30.017
-0.033
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 01:20 73.7 / 74.1
-0.4
78 / 81
-3
66.4 / 67.9
-1.5
0.0 / 0.0
0.0
--- / WSW
29.983 / 30.014
-0.031
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 01:25 73.6 / 73.9
-0.3
78 / 79
-1
66.3 / 67.0
-0.7
0.0 / 0.0
0.0
--- / WSW
29.982 / 30.014
-0.032
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 01:30 73.4 / 73.6
-0.2
77 / 78
-1
65.7 / 66.3
-0.6
0.0 / 0.0
0.0
--- / WSW
29.984 / 30.014
-0.030
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 01:35 73.4 / 73.6
-0.2
77 / 79
-2
65.7 / 66.7
-1.0
0.0 / 0.0
0.0
--- / WSW
29.985 / 30.017
-0.032
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 01:40 73.3 / 73.4
-0.1
77 / 78
-1
65.7 / 66.1
-0.4
0.0 / 0.0
0.0
--- / WSW
29.988 / 30.017
-0.029
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 01:45 73.3 / 73.4
-0.1
77 / 80
-3
65.7 / 66.9
-1.2
0.0 / 0.0
0.0
--- / SW
29.985 / 30.017
-0.032
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 01:50 73.3 / 73.4
-0.1
78 / 80
-2
66.0 / 66.9
-0.9
0.0 / 0.0
0.0
SSE / WSW
29.988 / 30.020
-0.032
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 01:55 73.2 / 73.2
0.0
78 / 80
-2
65.9 / 66.7
-0.8
0.0 / 0.7
-0.7
SSE / SW
29.987 / 30.017
-0.030
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 02:00 72.9 / 73.2
-0.3
78 / 79
-1
65.6 / 66.3
-0.7
0.0 / 0.0
0.0
SSE / SW
29.987 / 30.017
-0.030
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 02:05 72.9 / 73.6
-0.7
78 / 77
1
65.6 / 65.9
-0.3
0.0 / 0.2
-0.2
SSE / SW
29.990 / 30.020
-0.030
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 02:10 73.0 / 73.8
-0.8
78 / 79
-1
65.7 / 66.8
-1.1
0.0 / 0.0
0.0
--- / SW
29.988 / 30.020
-0.032
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 02:15 72.9 / 73.6
-0.7
78 / 79
-1
65.6 / 66.7
-1.1
0.0 / 0.0
0.0
--- / SW
29.987 / 30.017
-0.030
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 02:20 72.8 / 73.2
-0.4
78 / 78
0
65.5 / 65.9
-0.4
0.0 / 0.0
0.0
--- / SW
29.985 / 30.017
-0.032
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 02:25 72.7 / 73.2
-0.5
78 / 81
-3
65.4 / 67.0
-1.6
0.0 / 0.0
0.0
--- / SSW
29.987 / 30.017
-0.030
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 02:30 72.6 / 72.7
-0.1
79 / 82
-3
65.7 / 66.9
-1.2
0.0 / 0.2
-0.2
--- / SW
29.987 / 30.017
-0.030
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 02:35 72.2 / 72.3
-0.1
79 / 83
-4
65.3 / 66.9
-1.6
0.0 / 0.0
0.0
--- / SW
29.988 / 30.020
-0.032
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 02:40 72.0 / 72.0
0.0
78 / 81
-3
64.8 / 65.8
-1.0
0.0 / 0.2
-0.2
--- / SW
29.987 / 30.017
-0.030
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 02:45 72.0 / 72.0
0.0
79 / 83
-4
65.1 / 66.5
-1.4
0.0 / 0.2
-0.2
--- / SW
29.986 / 30.017
-0.031
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 02:50 71.8 / 71.8
0.0
79 / 82
-3
64.9 / 66.0
-1.1
0.0 / 0.0
0.0
--- / SW
29.986 / 30.017
-0.031
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 02:55 71.6 / 71.6
0.0
78 / 84
-6
64.4 / 66.5
-2.1
0.0 / 0.0
0.0
--- / SW
29.989 / 30.020
-0.031
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 03:00 71.6 / 71.4
0.2
79 / 84
-5
64.7 / 66.3
-1.6
0.0 / 0.0
0.0
--- / SW
29.990 / 30.023
-0.033
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 03:05 71.4 / 71.4
0.0
79 / 84
-5
64.5 / 66.3
-1.8
0.0 / 0.0
0.0
--- / SW
29.992 / 30.023
-0.031
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 03:10 71.2 / 71.2
0.0
79 / 84
-5
64.4 / 66.2
-1.8
0.0 / 0.0
0.0
--- / W
29.992 / 30.023
-0.031
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 03:15 71.1 / 71.2
-0.1
79 / 84
-5
64.3 / 66.2
-1.9
0.0 / 0.2
-0.2
--- / S
29.994 / 30.026
-0.032
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 03:20 71.1 / 71.4
-0.3
79 / 84
-5
64.3 / 66.3
-2.0
0.0 / 0.0
0.0
--- / SW
29.992 / 30.023
-0.031
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 03:25 71.0 / 71.2
-0.2
79 / 84
-5
64.2 / 66.2
-2.0
0.0 / 0.2
-0.2
--- / W
29.994 / 30.023
-0.029
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 03:30 70.9 / 71.2
-0.3
79 / 84
-5
64.1 / 66.2
-2.1
0.0 / 0.4
-0.4
--- / SSW
29.993 / 30.023
-0.030
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 03:35 70.9 / 71.4
-0.5
79 / 81
-2
64.1 / 65.3
-1.2
0.0 / 0.0
0.0
--- / SSW
29.992 / 30.023
-0.031
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 03:40 70.9 / 71.8
-0.9
78 / 79
-1
63.7 / 64.9
-1.2
0.0 / 0.0
0.0
--- / S
29.992 / 30.023
-0.031
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 03:45 71.0 / 72.1
-1.1
78 / 80
-2
63.8 / 65.6
-1.8
0.0 / 0.2
-0.2
--- / SSW
29.992 / 30.023
-0.031
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 03:50 71.1 / 72.3
-1.2
78 / 79
-1
63.9 / 65.4
-1.5
0.0 / 0.4
-0.4
SSE / W
29.992 / 30.023
-0.031
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 03:55 71.1 / 72.1
-1.0
78 / 79
-1
63.9 / 65.3
-1.4
0.0 / 0.2
-0.2
SSE / SW
29.993 / 30.023
-0.030
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 04:00 71.2 / 72.3
-1.1
78 / 78
0
64.0 / 65.1
-1.1
1.0 / 0.7
0.3
SSE / SW
29.994 / 30.026
-0.032
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 04:05 71.2 / 72.3
-1.1
78 / 78
0
64.0 / 65.1
-1.1
1.0 / 0.7
0.3
S / SSW
29.997 / 30.029
-0.032
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 04:10 71.3 / 72.5
-1.2
78 / 77
1
64.1 / 64.9
-0.8
1.0 / 1.1
-0.1
S / SW
29.997 / 30.029
-0.032
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 04:15 71.4 / 72.5
-1.1
78 / 77
1
64.2 / 64.9
-0.7
1.0 / 0.4
0.6
S / SSW
29.996 / 30.029
-0.033
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 04:20 71.3 / 72.5
-1.2
78 / 77
1
64.1 / 64.9
-0.8
0.0 / 0.2
-0.2
--- / SSW
29.995 / 30.026
-0.031
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 04:25 71.3 / 72.5
-1.2
78 / 77
1
64.1 / 64.9
-0.8
0.0 / 0.7
-0.7
--- / SSW
29.997 / 30.029
-0.032
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 04:30 71.2 / 72.5
-1.3
78 / 78
0
64.0 / 65.2
-1.2
0.0 / 1.3
-1.3
--- / SSW
29.999 / 30.029
-0.030
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 04:35 71.3 / 72.5
-1.2
78 / 78
0
64.1 / 65.2
-1.1
0.0 / 0.2
-0.2
--- / SW
30.000 / 30.029
-0.029
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 04:40 71.3 / 72.3
-1.0
78 / 78
0
64.1 / 65.1
-1.0
0.0 / 0.2
-0.2
--- / S
29.998 / 30.029
-0.031
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/8/2026 04:45 71.2 / 72.3
-1.1
78 / 78
0
64.0 / 65.1
-1.1
0.0 / 0.7
-0.7
--- / SSE
29.998 / 30.029
-0.031
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
Average Diff --:-- -0.4 -2.4 -1.3 -0.1 --- -0.031 0.00 --- 0

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