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
6/17/2026 00:05 64.3 / 64.2
0.1
80 / 90
-10
58.0 / 61.2
-3.2
0.0 / 0.0
0.0
--- / WSW
29.753 / 29.763
-0.010
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/17/2026 00:10 64.1 / 64.2
-0.1
80 / 90
-10
57.8 / 61.2
-3.4
0.0 / 0.0
0.0
--- / WSW
29.755 / 29.763
-0.008
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/17/2026 00:15 64.0 / 64.0
0.0
80 / 90
-10
57.7 / 61.0
-3.3
0.0 / 0.0
0.0
--- / S
29.751 / 29.760
-0.009
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/17/2026 00:20 64.0 / 64.0
0.0
81 / 90
-9
58.1 / 61.0
-2.9
0.0 / 0.0
0.0
WSW / W
29.750 / 29.760
-0.010
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/17/2026 00:25 63.9 / 64.0
-0.1
81 / 91
-10
58.0 / 61.4
-3.4
4.0 / 2.0
2.0
WNW / W
29.770 / 29.781
-0.011
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/17/2026 00:30 63.5 / 63.7
-0.2
79 / 90
-11
56.9 / 60.7
-3.8
4.0 / 0.9
3.1
WNW / WNW
29.767 / 29.775
-0.008
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/17/2026 00:35 63.3 / 63.3
0.0
78 / 86
-8
56.3 / 59.1
-2.8
1.0 / 2.5
-1.5
WNW / WSW
29.771 / 29.781
-0.010
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/17/2026 00:40 63.2 / 63.1
0.1
78 / 85
-7
56.2 / 58.6
-2.4
2.0 / 2.2
-0.2
NW / N
29.766 / 29.775
-0.009
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/17/2026 00:45 63.2 / 63.1
0.1
78 / 85
-7
56.2 / 58.6
-2.4
0.0 / 2.0
-2.0
NNW / SW
29.767 / 29.778
-0.011
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/17/2026 00:50 63.0 / 63.0
0.0
79 / 84
-5
56.4 / 58.0
-1.6
0.0 / 2.5
-2.5
WNW / W
29.777 / 29.787
-0.010
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
6/17/2026 00:55 62.8 / 63.0
-0.2
79 / 85
-6
56.2 / 58.4
-2.2
2.0 / 2.5
-0.5
NW / WNW
29.789 / 29.793
-0.004
0.01 / 0.00
0.01
0.01 / 0.00
0.01
0 / 0
0
6/17/2026 01:00 62.2 / 62.6
-0.4
80 / 87
-7
56.0 / 58.7
-2.7
3.0 / 0.0
3.0
WNW / NNW
29.777 / 29.790
-0.013
0.06 / 0.00
0.06
0.07 / 0.00
0.07
0 / 0
0
6/17/2026 01:05 61.4 / 61.9
-0.5
80 / 89
-9
55.2 / 58.6
-3.4
4.0 / 0.2
3.8
WNW / WNW
29.783 / 29.790
-0.007
0.02 / 0.00
0.02
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 01:10 61.1 / 61.5
-0.4
80 / 90
-10
54.9 / 58.6
-3.7
0.0 / 0.2
-0.2
NNW / NNW
29.778 / 29.787
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 01:15 60.8 / 61.2
-0.4
81 / 91
-10
54.9 / 58.5
-3.6
1.0 / 0.2
0.8
WNW / NNW
29.779 / 29.787
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 01:20 60.7 / 61.0
-0.3
81 / 92
-11
54.8 / 58.6
-3.8
1.0 / 0.0
1.0
WNW / NNW
29.777 / 29.784
-0.007
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 01:25 60.5 / 60.8
-0.3
82 / 92
-10
55.0 / 58.5
-3.5
1.0 / 0.0
1.0
NW / NNW
29.775 / 29.784
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 01:30 60.5 / 60.8
-0.3
82 / 93
-11
55.0 / 58.8
-3.8
0.0 / 0.0
0.0
WSW / ENE
29.774 / 29.781
-0.007
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 01:35 60.5 / 60.8
-0.3
82 / 93
-11
55.0 / 58.8
-3.8
0.0 / 0.2
-0.2
WSW / W
29.773 / 29.781
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 01:40 60.5 / 60.8
-0.3
82 / 94
-12
55.0 / 59.1
-4.1
0.0 / 0.2
-0.2
WSW / WSW
29.779 / 29.787
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 01:45 60.5 / 61.0
-0.5
83 / 94
-11
55.3 / 59.2
-3.9
0.0 / 0.0
0.0
WSW / SE
29.773 / 29.778
-0.005
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 01:50 60.4 / 60.8
-0.4
83 / 94
-11
55.2 / 59.1
-3.9
0.0 / 0.2
-0.2
--- / W
29.772 / 29.781
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 01:55 60.4 / 60.8
-0.4
83 / 94
-11
55.2 / 59.1
-3.9
0.0 / 0.0
0.0
--- / NW
29.773 / 29.781
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 02:00 60.3 / 60.6
-0.3
83 / 94
-11
55.1 / 58.9
-3.8
0.0 / 0.0
0.0
SW / W
29.771 / 29.778
-0.007
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 02:05 60.3 / 60.6
-0.3
83 / 94
-11
55.1 / 58.9
-3.8
0.0 / 0.0
0.0
SW / SSW
29.765 / 29.775
-0.010
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 02:10 60.2 / 60.6
-0.4
83 / 94
-11
55.0 / 58.9
-3.9
0.0 / 0.0
0.0
--- / NNW
29.765 / 29.775
-0.010
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 02:15 60.2 / 60.6
-0.4
83 / 95
-12
55.0 / 59.2
-4.2
0.0 / 0.0
0.0
SW / SSE
29.765 / 29.772
-0.007
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 02:20 60.2 / 60.6
-0.4
83 / 95
-12
55.0 / 59.2
-4.2
0.0 / 0.0
0.0
--- / SSW
29.766 / 29.775
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 02:25 60.1 / 60.4
-0.3
83 / 95
-12
54.9 / 59.0
-4.1
0.0 / 0.0
0.0
SW / WSW
29.764 / 29.772
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 02:30 60.0 / 60.4
-0.4
83 / 95
-12
54.8 / 59.0
-4.2
0.0 / 0.0
0.0
SW / S
29.763 / 29.772
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 02:35 59.8 / 60.4
-0.6
83 / 95
-12
54.6 / 59.0
-4.4
0.0 / 0.0
0.0
--- / S
29.763 / 29.772
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 02:40 59.7 / 60.3
-0.6
83 / 95
-12
54.5 / 58.8
-4.3
0.0 / 0.0
0.0
--- / SSW
29.762 / 29.769
-0.007
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 02:45 59.5 / 60.1
-0.6
83 / 95
-12
54.3 / 58.6
-4.3
0.0 / 0.0
0.0
--- / SW
29.760 / 29.769
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 02:50 59.4 / 59.9
-0.5
83 / 95
-12
54.2 / 58.5
-4.3
0.0 / 0.0
0.0
--- / WNW
29.759 / 29.766
-0.007
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 02:55 59.2 / 59.7
-0.5
84 / 95
-11
54.4 / 58.3
-3.9
0.0 / 0.0
0.0
SW / SW
29.758 / 29.766
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 03:00 59.1 / 59.5
-0.4
84 / 96
-12
54.3 / 58.4
-4.1
0.0 / 0.0
0.0
--- / SW
29.758 / 29.766
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 03:05 59.0 / 59.4
-0.4
84 / 96
-12
54.2 / 58.2
-4.0
0.0 / 0.0
0.0
--- / W
29.757 / 29.766
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 03:10 58.9 / 59.4
-0.5
84 / 96
-12
54.1 / 58.2
-4.1
0.0 / 0.0
0.0
--- / W
29.757 / 29.766
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 03:15 58.9 / 59.4
-0.5
84 / 96
-12
54.1 / 58.2
-4.1
0.0 / 0.2
-0.2
SW / SSW
29.755 / 29.763
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 03:20 58.8 / 59.4
-0.6
84 / 96
-12
54.0 / 58.2
-4.2
0.0 / 0.2
-0.2
SW / SSW
29.755 / 29.763
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 03:25 58.8 / 59.4
-0.6
84 / 96
-12
54.0 / 58.2
-4.2
0.0 / 0.4
-0.4
SW / S
29.755 / 29.763
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 03:30 58.7 / 59.4
-0.7
84 / 96
-12
53.9 / 58.2
-4.3
0.0 / 0.0
0.0
SW / S
29.757 / 29.763
-0.006
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 03:35 58.7 / 59.4
-0.7
84 / 96
-12
53.9 / 58.2
-4.3
0.0 / 0.0
0.0
SW / W
29.755 / 29.763
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 03:40 58.6 / 59.2
-0.6
84 / 97
-13
53.8 / 58.3
-4.5
0.0 / 0.0
0.0
SW / W
29.755 / 29.763
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 03:45 58.5 / 59.2
-0.7
84 / 97
-13
53.7 / 58.3
-4.6
0.0 / 0.2
-0.2
SSW / SSW
29.757 / 29.763
-0.006
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 03:50 58.5 / 59.2
-0.7
84 / 97
-13
53.7 / 58.3
-4.6
0.0 / 0.0
0.0
SSW / SSW
29.755 / 29.763
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 03:55 58.4 / 59.0
-0.6
85 / 96
-11
53.9 / 57.9
-4.0
0.0 / 0.0
0.0
SSW / WSW
29.757 / 29.766
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 04:00 58.4 / 59.0
-0.6
85 / 97
-12
53.9 / 58.2
-4.3
0.0 / 0.2
-0.2
SSW / WSW
29.757 / 29.766
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 04:05 58.5 / 59.0
-0.5
85 / 97
-12
54.0 / 58.2
-4.2
0.0 / 0.0
0.0
SSW / WSW
29.756 / 29.763
-0.007
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 04:10 58.4 / 59.0
-0.6
85 / 97
-12
53.9 / 58.2
-4.3
0.0 / 0.0
0.0
--- / WSW
29.759 / 29.766
-0.007
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 04:15 58.4 / 59.0
-0.6
85 / 97
-12
53.9 / 58.2
-4.3
0.0 / 0.0
0.0
--- / SSE
29.759 / 29.766
-0.007
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 04:20 58.3 / 58.8
-0.5
84 / 97
-13
53.5 / 58.0
-4.5
0.0 / 0.0
0.0
--- / NW
29.761 / 29.769
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 04:25 58.2 / 58.6
-0.4
85 / 97
-12
53.7 / 57.8
-4.1
0.0 / 0.0
0.0
SSW / NW
29.762 / 29.769
-0.007
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 04:30 58.2 / 58.6
-0.4
85 / 97
-12
53.7 / 57.8
-4.1
0.0 / 0.0
0.0
--- / NW
29.758 / 29.766
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 04:35 58.2 / 58.5
-0.3
85 / 97
-12
53.7 / 57.6
-3.9
0.0 / 0.0
0.0
--- / NW
29.760 / 29.769
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 04:40 58.0 / 58.3
-0.3
85 / 97
-12
53.5 / 57.4
-3.9
0.0 / 0.0
0.0
--- / N
29.758 / 29.766
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 04:45 58.0 / 58.1
-0.1
85 / 97
-12
53.5 / 57.3
-3.8
0.0 / 0.0
0.0
--- / N
29.757 / 29.766
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 04:50 57.8 / 58.1
-0.3
85 / 97
-12
53.3 / 57.3
-4.0
0.0 / 0.0
0.0
--- / N
29.758 / 29.766
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 04:55 57.7 / 57.9
-0.2
85 / 97
-12
53.2 / 57.1
-3.9
0.0 / 0.0
0.0
--- / N
29.757 / 29.766
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 05:00 57.6 / 57.7
-0.1
85 / 97
-12
53.1 / 56.9
-3.8
0.0 / 0.0
0.0
--- / E
29.757 / 29.766
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 05:05 57.5 / 57.6
-0.1
85 / 97
-12
53.0 / 56.7
-3.7
0.0 / 0.0
0.0
--- / W
29.760 / 29.769
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 05:10 57.4 / 57.4
0.0
85 / 97
-12
52.9 / 56.5
-3.6
0.0 / 0.0
0.0
--- / W
29.760 / 29.769
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 05:15 57.6 / 57.7
-0.1
85 / 97
-12
53.1 / 56.9
-3.8
0.0 / 0.0
0.0
--- / W
29.758 / 29.766
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 05:20 57.7 / 57.9
-0.2
85 / 98
-13
53.2 / 57.4
-4.2
0.0 / 0.0
0.0
--- / WNW
29.758 / 29.766
-0.008
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 05:25 57.7 / 58.1
-0.4
85 / 97
-12
53.2 / 57.3
-4.1
0.0 / 0.0
0.0
--- / WNW
29.759 / 29.769
-0.010
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 05:30 57.8 / 58.5
-0.7
85 / 98
-13
53.3 / 57.9
-4.6
0.0 / 0.0
0.0
--- / SW
29.763 / 29.772
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 05:35 57.9 / 58.5
-0.6
85 / 97
-12
53.4 / 57.6
-4.2
0.0 / 0.0
0.0
SSW / SW
29.765 / 29.775
-0.010
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 05:40 57.9 / 58.5
-0.6
85 / 97
-12
53.4 / 57.6
-4.2
0.0 / 0.2
-0.2
SSW / WSW
29.765 / 29.775
-0.010
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 05:45 57.9 / 58.5
-0.6
85 / 97
-12
53.4 / 57.6
-4.2
0.0 / 0.7
-0.7
SSW / SW
29.765 / 29.775
-0.010
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 05:50 57.9 / 58.5
-0.6
85 / 97
-12
53.4 / 57.6
-4.2
1.0 / 0.2
0.8
SSW / WSW
29.765 / 29.775
-0.010
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 05:55 57.8 / 58.5
-0.7
85 / 97
-12
53.3 / 57.6
-4.3
0.0 / 0.0
0.0
SSW / SW
29.766 / 29.775
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 0
0
6/17/2026 06:00 57.8 / 58.5
-0.7
85 / 97
-12
53.3 / 57.6
-4.3
0.0 / 0.2
-0.2
SSW / SW
29.766 / 29.775
-0.009
0.00 / 0.00
0.00
0.09 / 0.00
0.09
0 / 1
-1
6/17/2026 06:05 57.8 / no data 85 / no data 53.3 / no data 0.0 / no data SSW / no data 29.769 / no data 0.00 / no data 0.09 / no data 0 / no data
6/17/2026 06:10 57.8 / no data 85 / no data 53.3 / no data 0.0 / no data SSW / no data 29.769 / no data 0.00 / no data 0.09 / no data 0 / no data
6/17/2026 06:15 57.7 / no data 85 / no data 53.2 / no data 0.0 / no data SSW / no data 29.767 / no data 0.00 / no data 0.09 / no data 0 / no data
Average Diff --:-- -0.4 -11.2 -3.9 0.1 --- -0.008 0.00 --- -0

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