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
2/15/2026 00:05 41.5 / 41.9
-0.4
83 / 95
-12
36.7 / 40.6
-3.9
0.0 / 0.0
0.0
--- / NNW
29.963 / 30.041
-0.078
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
2/15/2026 00:10 41.6 / 41.9
-0.3
83 / 95
-12
36.8 / 40.6
-3.8
0.0 / 0.0
0.0
--- / NNW
29.964 / 30.038
-0.074
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
2/15/2026 00:15 41.6 / 41.9
-0.3
83 / 95
-12
36.8 / 40.6
-3.8
0.0 / 0.0
0.0
N / NNW
29.960 / 30.038
-0.078
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
2/15/2026 00:20 41.6 / 41.9
-0.3
83 / 95
-12
36.8 / 40.6
-3.8
0.0 / 0.0
0.0
N / NNW
29.958 / 30.035
-0.077
0.01 / 0.00
0.01
0.01 / 0.00
0.01
0 / 0
0
2/15/2026 00:25 41.7 / 41.9
-0.2
83 / 95
-12
36.9 / 40.6
-3.7
0.0 / 0.0
0.0
N / NNE
29.955 / 30.029
-0.074
0.00 / 0.00
0.00
0.01 / 0.00
0.01
0 / 0
0
2/15/2026 00:30 41.7 / 41.9
-0.2
83 / 96
-13
36.9 / 40.8
-3.9
0.0 / 0.0
0.0
--- / NNE
29.953 / 30.029
-0.076
0.00 / 0.00
0.00
0.01 / 0.00
0.01
0 / 0
0
2/15/2026 00:35 41.7 / 42.1
-0.4
83 / 96
-13
36.9 / 41.0
-4.1
0.0 / 0.0
0.0
N / N
29.948 / 30.026
-0.078
0.00 / 0.00
0.00
0.01 / 0.00
0.01
0 / 0
0
2/15/2026 00:40 41.7 / 42.1
-0.4
83 / 96
-13
36.9 / 41.0
-4.1
0.0 / 0.0
0.0
N / NE
29.944 / 30.023
-0.079
0.00 / 0.00
0.00
0.01 / 0.00
0.01
0 / 0
0
2/15/2026 00:45 41.7 / 42.1
-0.4
83 / 96
-13
36.9 / 41.0
-4.1
1.0 / 1.3
-0.3
N / N
29.941 / 30.020
-0.079
0.00 / 0.00
0.00
0.01 / 0.00
0.01
0 / 0
0
2/15/2026 00:50 41.6 / 42.1
-0.5
83 / 96
-13
36.8 / 41.0
-4.2
0.0 / 0.2
-0.2
N / NE
29.942 / 30.020
-0.078
0.01 / 0.00
0.01
0.02 / 0.00
0.02
0 / 0
0
2/15/2026 00:55 41.6 / 41.9
-0.3
84 / 96
-12
37.1 / 40.8
-3.7
0.0 / 1.3
-1.3
N / NNW
29.941 / 30.020
-0.079
0.00 / 0.00
0.00
0.02 / 0.00
0.02
0 / 0
0
2/15/2026 01:00 41.5 / 41.9
-0.4
84 / 96
-12
37.0 / 40.8
-3.8
0.0 / 1.1
-1.1
--- / NNW
29.936 / 30.011
-0.075
0.00 / 0.00
0.00
0.02 / 0.00
0.02
0 / 0
0
2/15/2026 01:05 41.5 / 41.9
-0.4
84 / 96
-12
37.0 / 40.8
-3.8
0.0 / 0.0
0.0
N / NNE
29.932 / 30.008
-0.076
0.00 / 0.00
0.00
0.02 / 0.00
0.02
0 / 0
0
2/15/2026 01:10 41.6 / 42.1
-0.5
84 / 96
-12
37.1 / 41.0
-3.9
1.0 / 1.3
-0.3
N / NE
29.924 / 30.000
-0.076
0.00 / 0.00
0.00
0.02 / 0.00
0.02
0 / 0
0
2/15/2026 01:15 41.6 / 42.1
-0.5
84 / 96
-12
37.1 / 41.0
-3.9
1.0 / 1.1
-0.1
N / NNE
29.914 / 29.994
-0.080
0.00 / 0.00
0.00
0.02 / 0.00
0.02
0 / 0
0
Average Diff --:-- -0.4 -12.3 -3.9 -0.2 --- -0.077 0.00 --- 0

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