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
5/22/2026 00:05 61.6 / 61.9
-0.3
70 / 71
-1
51.7 / 52.4
-0.7
1.0 / 0.2
0.8
ENE / SW
30.054 / 30.132
-0.078
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
5/22/2026 00:10 61.5 / 61.7
-0.2
70 / 71
-1
51.6 / 52.2
-0.6
1.0 / 0.0
1.0
ENE / E
30.054 / 30.135
-0.081
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
5/22/2026 00:15 61.6 / 61.7
-0.1
70 / 71
-1
51.7 / 52.2
-0.5
2.0 / 0.0
2.0
ENE / S
30.055 / 30.135
-0.080
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
5/22/2026 00:20 61.6 / 61.5
0.1
70 / 71
-1
51.7 / 52.0
-0.3
1.0 / 0.0
1.0
ENE / NNW
30.053 / 30.132
-0.079
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
5/22/2026 00:25 61.5 / 61.5
0.0
70 / 72
-2
51.6 / 52.4
-0.8
2.0 / 0.0
2.0
ENE / NNW
30.051 / 30.132
-0.081
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
5/22/2026 00:30 61.5 / 61.5
0.0
70 / 71
-1
51.6 / 52.0
-0.4
2.0 / 0.0
2.0
ENE / N
30.048 / 30.129
-0.081
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
5/22/2026 00:35 61.4 / 61.5
-0.1
70 / 71
-1
51.5 / 52.0
-0.5
2.0 / 0.2
1.8
ENE / ESE
30.046 / 30.127
-0.081
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
5/22/2026 00:40 61.4 / 61.5
-0.1
70 / 71
-1
51.5 / 52.0
-0.5
1.0 / 0.2
0.8
E / ESE
30.045 / 30.127
-0.082
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
5/22/2026 00:45 61.3 / 61.5
-0.2
70 / 71
-1
51.4 / 52.0
-0.6
1.0 / 0.0
1.0
E / SE
30.045 / 30.124
-0.079
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
5/22/2026 00:50 61.3 / 61.3
0.0
71 / 71
0
51.8 / 51.9
-0.1
1.0 / 0.0
1.0
E / SE
30.043 / 30.124
-0.081
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
5/22/2026 00:55 61.3 / 61.3
0.0
71 / 70
1
51.8 / 51.5
0.3
2.0 / 0.2
1.8
ENE / ENE
30.042 / 30.121
-0.079
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
5/22/2026 01:00 61.2 / 61.3
-0.1
71 / 70
1
51.7 / 51.5
0.2
2.0 / 0.4
1.6
E / NE
30.035 / 30.118
-0.083
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
5/22/2026 01:05 61.2 / 61.3
-0.1
71 / 71
0
51.7 / 51.9
-0.2
2.0 / 0.0
2.0
ENE / ESE
30.035 / 30.115
-0.080
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
5/22/2026 01:10 61.1 / 61.3
-0.2
71 / 70
1
51.6 / 51.5
0.1
2.0 / 0.4
1.6
ENE / ESE
30.032 / 30.115
-0.083
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
5/22/2026 01:15 61.1 / 61.3
-0.2
71 / 70
1
51.6 / 51.5
0.1
2.0 / 0.4
1.6
ENE / S
30.032 / 30.112
-0.080
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
5/22/2026 01:20 61.1 / 61.3
-0.2
71 / 70
1
51.6 / 51.5
0.1
2.0 / 0.2
1.8
ENE / ESE
30.028 / 30.109
-0.081
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
5/22/2026 01:25 61.0 / 61.3
-0.3
71 / 70
1
51.5 / 51.5
0.0
2.0 / 1.1
0.9
ENE / ESE
30.024 / 30.106
-0.082
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
5/22/2026 01:30 61.0 / 61.3
-0.3
71 / 70
1
51.5 / 51.5
0.0
2.0 / 0.0
2.0
ENE / SSW
30.023 / 30.106
-0.083
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
5/22/2026 01:35 60.9 / no data 71 / no data 51.4 / no data 2.0 / no data ENE / no data 30.023 / no data 0.00 / no data 0.00 / no data 0 / no data
5/22/2026 01:40 60.9 / no data 71 / no data 51.4 / no data 2.0 / no data ENE / no data 30.021 / no data 0.00 / no data 0.00 / no data 0 / no data
5/22/2026 01:45 60.8 / no data 71 / no data 51.3 / no data 3.0 / no data ENE / no data 30.021 / no data 0.00 / no data 0.00 / no data 0 / no data
Average Diff --:-- -0.1 -0.2 -0.2 1.5 --- -0.081 0.00 --- 0

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