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
4/16/2026 00:05 71.6 / 72.7
-1.1
68 / 65
3
60.5 / 60.2
0.3
3.0 / 0.7
2.3
SSE / SSW
29.810 / 29.932
-0.122
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 00:10 71.5 / 72.5
-1.0
68 / 65
3
60.4 / 60.1
0.3
3.0 / 3.1
-0.1
S / S
29.812 / 29.932
-0.120
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 00:15 71.4 / 72.5
-1.1
68 / 65
3
60.3 / 60.1
0.2
2.0 / 1.3
0.7
S / SSW
29.812 / 29.932
-0.120
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 00:20 71.2 / 72.3
-1.1
68 / 65
3
60.1 / 59.9
0.2
2.0 / 3.1
-1.1
S / SSW
29.810 / 29.932
-0.122
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 00:25 71.2 / 72.1
-0.9
68 / 66
2
60.1 / 60.2
-0.1
2.0 / 2.5
-0.5
SSE / S
29.813 / 29.932
-0.119
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 00:30 71.0 / 72.1
-1.1
68 / 66
2
59.9 / 60.2
-0.3
2.0 / 1.1
0.9
SSE / SSW
29.811 / 29.929
-0.118
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 00:35 71.0 / 72.0
-1.0
69 / 66
3
60.3 / 60.0
0.3
2.0 / 1.3
0.7
SSE / SSW
29.809 / 29.929
-0.120
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 00:40 70.8 / 72.0
-1.2
69 / 66
3
60.1 / 60.0
0.1
2.0 / 1.3
0.7
SSE / S
29.807 / 29.926
-0.119
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 00:45 70.7 / 71.8
-1.1
69 / 66
3
60.0 / 59.8
0.2
2.0 / 2.0
0.0
SSE / S
29.809 / 29.926
-0.117
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 00:50 70.6 / 71.6
-1.0
69 / 66
3
59.9 / 59.6
0.3
2.0 / 1.8
0.2
SSE / S
29.806 / 29.926
-0.120
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 00:55 70.4 / 71.4
-1.0
69 / 66
3
59.7 / 59.5
0.2
1.0 / 0.7
0.3
S / SW
29.807 / 29.926
-0.119
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 01:00 70.3 / 71.2
-0.9
70 / 67
3
60.1 / 59.7
0.4
1.0 / 2.2
-1.2
S / SSW
29.807 / 29.926
-0.119
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 01:05 70.1 / 71.1
-1.0
70 / 67
3
59.9 / 59.5
0.4
2.0 / 1.8
0.2
SSE / SE
29.806 / 29.923
-0.117
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 01:10 70.0 / 71.1
-1.1
70 / 66
4
59.8 / 59.1
0.7
2.0 / 1.8
0.2
SSE / SSW
29.802 / 29.923
-0.121
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 01:15 69.9 / 71.1
-1.2
70 / 67
3
59.7 / 59.5
0.2
2.0 / 1.8
0.2
S / SW
29.802 / 29.923
-0.121
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 01:20 69.8 / 71.1
-1.3
70 / 66
4
59.6 / 59.1
0.5
3.0 / 1.8
1.2
S / SW
29.804 / 29.926
-0.122
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 01:25 69.8 / 71.1
-1.3
69 / 66
3
59.2 / 59.1
0.1
3.0 / 2.5
0.5
S / SW
29.805 / 29.923
-0.118
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 01:30 69.9 / 70.9
-1.0
69 / 66
3
59.3 / 59.0
0.3
2.0 / 1.3
0.7
SSE / SSW
29.805 / 29.923
-0.118
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 01:35 69.8 / 70.9
-1.1
69 / 65
4
59.2 / 58.5
0.7
2.0 / 2.7
-0.7
SSE / SW
29.806 / 29.923
-0.117
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 01:40 69.9 / 70.9
-1.0
68 / 64
4
58.9 / 58.1
0.8
3.0 / 4.0
-1.0
S / SSE
29.804 / 29.923
-0.119
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 01:45 69.8 / 70.9
-1.1
68 / 64
4
58.8 / 58.1
0.7
3.0 / 2.7
0.3
S / SSW
29.804 / 29.923
-0.119
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 01:50 69.8 / 70.9
-1.1
67 / 64
3
58.3 / 58.1
0.2
2.0 / 2.0
0.0
S / S
29.804 / 29.923
-0.119
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 01:55 69.7 / 70.9
-1.2
67 / 63
4
58.3 / 57.7
0.6
3.0 / 1.6
1.4
S / SSW
29.805 / 29.923
-0.118
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 02:00 69.7 / 70.7
-1.0
66 / 63
3
57.8 / 57.5
0.3
2.0 / 1.8
0.2
SSE / SSW
29.805 / 29.923
-0.118
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 02:05 69.6 / 70.5
-0.9
66 / 63
3
57.7 / 57.3
0.4
2.0 / 2.2
-0.2
S / SSW
29.804 / 29.923
-0.119
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 02:10 69.7 / 70.7
-1.0
65 / 62
3
57.4 / 57.0
0.4
3.0 / 2.0
1.0
S / S
29.804 / 29.920
-0.116
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 02:15 69.7 / 70.5
-0.8
64 / 61
3
57.0 / 56.4
0.6
2.0 / 3.4
-1.4
S / SSW
29.804 / 29.920
-0.116
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 02:20 69.7 / 70.5
-0.8
64 / 61
3
57.0 / 56.4
0.6
2.0 / 0.7
1.3
SSE / SW
29.804 / 29.923
-0.119
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 02:25 69.5 / 70.5
-1.0
64 / 60
4
56.8 / 56.0
0.8
2.0 / 0.9
1.1
SE / WSW
29.807 / 29.923
-0.116
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 02:30 69.4 / 70.3
-0.9
63 / 60
3
56.3 / 55.8
0.5
1.0 / 1.3
-0.3
SSE / SW
29.808 / 29.926
-0.118
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 02:35 69.4 / 70.3
-0.9
63 / 60
3
56.3 / 55.8
0.5
2.0 / 2.7
-0.7
S / S
29.808 / 29.926
-0.118
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 02:40 69.4 / 70.3
-0.9
63 / 60
3
56.3 / 55.8
0.5
2.0 / 1.6
0.4
S / S
29.808 / 29.926
-0.118
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 02:45 69.4 / 70.3
-0.9
63 / 59
4
56.3 / 55.3
1.0
3.0 / 1.3
1.7
S / WSW
29.809 / 29.926
-0.117
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 02:50 69.4 / 70.3
-0.9
62 / 59
3
55.8 / 55.3
0.5
3.0 / 2.0
1.0
S / NW
29.807 / 29.923
-0.116
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 02:55 69.3 / 70.2
-0.9
63 / 60
3
56.2 / 55.6
0.6
2.0 / 2.2
-0.2
SSW / S
29.807 / 29.923
-0.116
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 03:00 69.1 / 70.0
-0.9
62 / 60
2
55.5 / 55.5
0.0
2.0 / 2.2
-0.2
SSE / WSW
29.803 / 29.923
-0.120
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 03:05 68.9 / 70.0
-1.1
63 / 60
3
55.8 / 55.5
0.3
2.0 / 1.3
0.7
SSE / SSW
29.804 / 29.923
-0.119
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 03:10 68.7 / 69.6
-0.9
63 / 60
3
55.6 / 55.1
0.5
2.0 / 1.3
0.7
SE / WSW
29.806 / 29.923
-0.117
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 03:15 68.5 / 69.6
-1.1
64 / 61
3
55.8 / 55.6
0.2
2.0 / 1.6
0.4
S / SSW
29.803 / 29.920
-0.117
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 03:20 68.2 / 69.3
-1.1
64 / 61
3
55.6 / 55.2
0.4
1.0 / 0.9
0.1
S / W
29.805 / 29.923
-0.118
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 03:25 68.0 / 69.1
-1.1
64 / 62
2
55.4 / 55.5
-0.1
1.0 / 0.2
0.8
S / WNW
29.805 / 29.923
-0.118
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 03:30 68.0 / 68.7
-0.7
64 / 62
2
55.4 / 55.2
0.2
1.0 / 0.0
1.0
S / SSE
29.805 / 29.920
-0.115
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 03:35 67.9 / 68.4
-0.5
64 / 62
2
55.3 / 54.8
0.5
0.0 / 0.9
-0.9
S / WSW
29.805 / 29.923
-0.118
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 03:40 67.7 / 68.4
-0.7
65 / 62
3
55.5 / 54.8
0.7
1.0 / 1.8
-0.8
SSE / W
29.805 / 29.923
-0.118
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 03:45 67.7 / 68.4
-0.7
65 / 63
2
55.5 / 55.3
0.2
2.0 / 0.7
1.3
S / SW
29.806 / 29.923
-0.117
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 03:50 67.6 / 68.2
-0.6
66 / 64
2
55.8 / 55.5
0.3
1.0 / 0.2
0.8
S / SW
29.806 / 29.923
-0.117
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 03:55 67.5 / 68.0
-0.5
66 / 64
2
55.7 / 55.4
0.3
1.0 / 0.7
0.3
S / SSW
29.804 / 29.920
-0.116
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 04:00 67.4 / 67.8
-0.4
66 / 66
0
55.6 / 56.0
-0.4
1.0 / 0.0
1.0
SSE / WSW
29.804 / 29.923
-0.119
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 04:05 67.2 / 67.5
-0.3
66 / 66
0
55.5 / 55.7
-0.2
1.0 / 0.0
1.0
SSE / SSE
29.806 / 29.923
-0.117
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 04:10 67.1 / 67.3
-0.2
67 / 66
1
55.8 / 55.5
0.3
1.0 / 0.7
0.3
SSE / WSW
29.808 / 29.926
-0.118
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 04:15 67.0 / 67.1
-0.1
67 / 66
1
55.7 / 55.4
0.3
2.0 / 0.0
2.0
S / SSW
29.807 / 29.923
-0.116
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 04:20 66.9 / 67.1
-0.2
68 / 66
2
56.0 / 55.4
0.6
1.0 / 1.8
-0.8
S / SSE
29.807 / 29.923
-0.116
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 04:25 66.8 / 67.3
-0.5
68 / 66
2
55.9 / 55.5
0.4
2.0 / 1.6
0.4
SSE / SW
29.808 / 29.926
-0.118
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 04:30 66.7 / 67.3
-0.6
69 / 66
3
56.2 / 55.5
0.7
2.0 / 1.1
0.9
SSE / WSW
29.809 / 29.926
-0.117
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/16/2026 04:35 66.6 / no data 69 / no data 56.1 / no data 1.0 / no data SSW / no data 29.811 / no data 0.00 / no data 0.00 / no data 0 / no data
4/16/2026 04:40 66.5 / no data 70 / no data 56.4 / no data 2.0 / no data S / no data 29.809 / no data 0.00 / no data 0.00 / no data 0 / no data
4/16/2026 04:45 66.6 / no data 69 / no data 56.1 / no data 3.0 / no data SSE / no data 29.809 / no data 0.00 / no data 0.00 / no data 0 / no data
Average Diff --:-- -0.9 2.8 0.4 0.3 --- -0.118 0.00 --- 0

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