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
4/27/2026 00:05 55.1 / 55.0
0.1
79 / 81
-2
48.7 / 49.3
-0.6
1.0 / 1.3
-0.3
ENE / E
29.974 / 30.059
-0.085
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/27/2026 00:10 55.0 / 55.0
0.0
78 / 80
-2
48.3 / 49.0
-0.7
0.0 / 0.2
-0.2
ENE / SE
29.978 / 30.059
-0.081
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/27/2026 00:15 54.9 / 55.0
-0.1
79 / 80
-1
48.5 / 49.0
-0.5
1.0 / 0.4
0.6
ENE / ESE
29.975 / 30.059
-0.084
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/27/2026 00:20 54.7 / 54.9
-0.2
79 / 81
-2
48.3 / 49.1
-0.8
0.0 / 0.0
0.0
ENE / ESE
29.977 / 30.062
-0.085
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/27/2026 00:25 54.6 / 54.7
-0.1
79 / 81
-2
48.2 / 49.0
-0.8
0.0 / 0.0
0.0
ENE / ESE
29.980 / 30.064
-0.084
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/27/2026 00:30 54.4 / 54.3
0.1
79 / 82
-3
48.0 / 48.9
-0.9
0.0 / 0.0
0.0
ENE / N
29.982 / 30.064
-0.082
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/27/2026 00:35 54.3 / 53.8
0.5
79 / 83
-4
47.9 / 48.7
-0.8
0.0 / 0.0
0.0
ENE / WNW
29.984 / 30.064
-0.080
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/27/2026 00:40 54.2 / 53.6
0.6
79 / 83
-4
47.8 / 48.6
-0.8
0.0 / 0.2
-0.2
ENE / E
29.979 / 30.062
-0.083
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/27/2026 00:45 54.0 / 53.6
0.4
79 / 84
-5
47.6 / 48.9
-1.3
1.0 / 0.0
1.0
ENE / E
29.976 / 30.059
-0.083
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
Average Diff --:-- 0.1 -2.8 -0.8 0.1 --- -0.083 0.00 --- 0

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