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
5/13/2026 00:05 61.2 / 62.1
-0.9		 64 / 60
4		 48.9 / 48.0
0.9		 1.0 / 1.8
-0.8		 S / SSW
29.899 / 29.997
-0.098		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 00:10 61.2 / 62.2
-1.0		 63 / 60
3		 48.5 / 48.2
0.3		 1.0 / 1.8
-0.8		 S / SSE
29.900 / 29.997
-0.097		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 00:15 61.3 / 62.4
-1.1		 63 / 58
5		 48.6 / 47.4
1.2		 1.0 / 2.7
-1.7		 S / SSW
29.898 / 29.994
-0.096		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 00:20 61.4 / 62.6
-1.2		 63 / 59
4		 48.7 / 48.1
0.6		 2.0 / 0.4
1.6		 S / SW
29.898 / 29.994
-0.096		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 00:25 61.4 / 62.4
-1.0		 63 / 59
4		 48.7 / 47.9
0.8		 1.0 / 1.6
-0.6		 S / W
29.898 / 29.994
-0.096		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 00:30 61.4 / 62.4
-1.0		 62 / 59
3		 48.3 / 47.9
0.4		 1.0 / 0.9
0.1		 S / S
29.898 / 29.994
-0.096		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 00:35 61.3 / 62.4
-1.1		 63 / 58
5		 48.6 / 47.4
1.2		 1.0 / 1.8
-0.8		 SSE / SSW
29.896 / 29.994
-0.098		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 00:40 61.5 / 62.6
-1.1		 62 / 58
4		 48.4 / 47.6
0.8		 3.0 / 1.1
1.9		 S / SW
29.896 / 29.994
-0.098		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 00:45 61.7 / 62.8
-1.1		 62 / 58
4		 48.5 / 47.8
0.7		 2.0 / 1.3
0.7		 S / SW
29.895 / 29.994
-0.099		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 00:50 61.8 / 62.8
-1.0		 62 / 58
4		 48.6 / 47.8
0.8		 2.0 / 1.6
0.4		 S / SSW
29.895 / 29.991
-0.096		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 00:55 62.0 / 63.0
-1.0		 61 / 57
4		 48.4 / 47.5
0.9		 2.0 / 2.2
-0.2		 S / SSW
29.892 / 29.988
-0.096		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 01:00 62.2 / 63.1
-0.9		 61 / 57
4		 48.6 / 47.7
0.9		 2.0 / 1.8
0.2		 S / S
29.891 / 29.988
-0.097		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 01:05 62.0 / 63.1
-1.1		 61 / 58
3		 48.4 / 48.1
0.3		 1.0 / 2.9
-1.9		 S / SSW
29.888 / 29.985
-0.097		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 01:10 62.0 / 63.1
-1.1		 62 / 58
4		 48.8 / 48.1
0.7		 2.0 / 1.8
0.2		 S / SSE
29.884 / 29.982
-0.098		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 01:15 61.9 / 63.0
-1.1		 62 / 58
4		 48.7 / 47.9
0.8		 2.0 / 2.0
0.0		 SSW / S
29.885 / 29.982
-0.097		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 01:20 61.8 / 62.8
-1.0		 62 / 59
3		 48.6 / 48.2
0.4		 2.0 / 1.3
0.7		 S / SSW
29.884 / 29.982
-0.098		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 01:25 61.7 / 62.6
-0.9		 62 / 59
3		 48.5 / 48.1
0.4		 2.0 / 2.2
-0.2		 S / S
29.884 / 29.982
-0.098		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 01:30 61.6 / 62.6
-1.0		 63 / 60
3		 48.9 / 48.5
0.4		 2.0 / 1.3
0.7		 SSE / WNW
29.880 / 29.979
-0.099		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 01:35 61.5 / 62.6
-1.1		 63 / 59
4		 48.8 / 48.1
0.7		 2.0 / 1.8
0.2		 SSE / SSW
29.879 / 29.976
-0.097		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 01:40 61.5 / 62.6
-1.1		 63 / 59
4		 48.8 / 48.1
0.7		 2.0 / 2.5
-0.5		 S / SW
29.877 / 29.976
-0.099		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 01:45 61.6 / 62.6
-1.0		 63 / 59
4		 48.9 / 48.1
0.8		 1.0 / 1.3
-0.3		 S / SSE
29.875 / 29.973
-0.098		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 01:50 61.6 / 62.4
-0.8		 63 / 59
4		 48.9 / 47.9
1.0		 2.0 / 1.8
0.2		 S / SSW
29.871 / 29.970
-0.099		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 01:55 61.5 / 62.4
-0.9		 62 / 59
3		 48.4 / 47.9
0.5		 2.0 / 1.6
0.4		 S / SSW
29.866 / 29.964
-0.098		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 02:00 61.5 / 62.4
-0.9		 63 / 59
4		 48.8 / 47.9
0.9		 1.0 / 0.9
0.1		 S / SW
29.862 / 29.958
-0.096		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 02:05 61.5 / 62.4
-0.9		 63 / 59
4		 48.8 / 47.9
0.9		 1.0 / 2.0
-1.0		 S / SW
29.857 / 29.958
-0.101		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 02:10 61.6 / 62.6
-1.0		 62 / 58
4		 48.4 / 47.6
0.8		 2.0 / 1.3
0.7		 SSE / SSW
29.856 / 29.952
-0.096		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 02:15 61.7 / 62.8
-1.1		 62 / 58
4		 48.5 / 47.8
0.7		 2.0 / 1.3
0.7		 SSE / SW
29.851 / 29.949
-0.098		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 02:20 61.7 / 62.8
-1.1		 62 / 58
4		 48.5 / 47.8
0.7		 1.0 / 2.2
-1.2		 S / S
29.849 / 29.949
-0.100		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 02:25 61.7 / 63.0
-1.3		 63 / 57
6		 49.0 / 47.5
1.5		 1.0 / 1.8
-0.8		 S / SW
29.847 / 29.946
-0.099		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 02:30 61.5 / 62.8
-1.3		 62 / 59
3		 48.4 / 48.2
0.2		 1.0 / 1.1
-0.1		 S / SW
29.845 / 29.943
-0.098		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 02:35 61.4 / 62.4
-1.0		 63 / 59
4		 48.7 / 47.9
0.8		 1.0 / 2.7
-1.7		 S / S
29.844 / 29.943
-0.099		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 02:40 61.3 / 62.4
-1.1		 63 / 59
4		 48.6 / 47.9
0.7		 1.0 / 0.7
0.3		 SSW / S
29.842 / 29.940
-0.098		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 02:45 61.2 / 62.2
-1.0		 63 / 59
4		 48.5 / 47.7
0.8		 1.0 / 1.3
-0.3		 S / SSW
29.842 / 29.940
-0.098		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 02:50 61.1 / 62.2
-1.1		 64 / 60
4		 48.8 / 48.2
0.6		 1.0 / 0.2
0.8		 SSE / S
29.842 / 29.940
-0.098		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 02:55 61.1 / 62.1
-1.0		 64 / 61
3		 48.8 / 48.4
0.4		 0.0 / 0.0
0.0		 SSE / WNW
29.842 / 29.940
-0.098		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 03:00 61.1 / 62.1
-1.0		 63 / 61
2		 48.4 / 48.4
0.0		 1.0 / 0.4
0.6		 SSE / WSW
29.841 / 29.940
-0.099		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 03:05 61.2 / 62.2
-1.0		 63 / 59
4		 48.5 / 47.7
0.8		 1.0 / 1.1
-0.1		 SSE / WNW
29.843 / 29.940
-0.097		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 03:10 61.4 / 62.4
-1.0		 63 / 60
3		 48.7 / 48.3
0.4		 1.0 / 1.6
-0.6		 S / W
29.841 / 29.940
-0.099		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 03:15 61.5 / 62.4
-0.9		 62 / 58
4		 48.4 / 47.4
1.0		 1.0 / 1.8
-0.8		 S / SW
29.836 / 29.935
-0.099		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 03:20 61.6 / 62.6
-1.0		 62 / 58
4		 48.4 / 47.6
0.8		 2.0 / 2.0
0.0		 S / WSW
29.833 / 29.935
-0.102		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 03:25 61.8 / 62.8
-1.0		 62 / 58
4		 48.6 / 47.8
0.8		 2.0 / 1.6
0.4		 S / SW
29.833 / 29.935
-0.102		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 03:30 62.0 / 63.0
-1.0		 61 / 58
3		 48.4 / 47.9
0.5		 1.0 / 0.0
1.0		 S / SSW
29.836 / 29.938
-0.102		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 03:35 62.0 / 62.8
-0.8		 61 / 58
3		 48.4 / 47.8
0.6		 1.0 / 0.4
0.6		 S / SW
29.836 / 29.938
-0.102		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 03:40 61.9 / 62.8
-0.9		 61 / 59
2		 48.3 / 48.2
0.1		 0.0 / 0.2
-0.2		 S / S
29.836 / 29.938
-0.102		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 03:45 61.9 / 62.8
-0.9		 62 / 59
3		 48.7 / 48.2
0.5		 0.0 / 0.0
0.0		 S / WNW
29.838 / 29.938
-0.100		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 03:50 61.8 / 62.4
-0.6		 62 / 61
1		 48.6 / 48.8
-0.2		 0.0 / 0.7
-0.7		 S / SSW
29.843 / 29.943
-0.100		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 03:55 61.7 / 62.2
-0.5		 64 / 64
0		 49.4 / 49.9
-0.5		 0.0 / 1.8
-1.8		 S / SSW
29.838 / 29.940
-0.102		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 04:00 61.2 / 61.5
-0.3		 66 / 67
-1		 49.7 / 50.5
-0.8		 1.0 / 0.9
0.1		 S / S
29.833 / 29.935
-0.102		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 04:05 60.4 / 60.8
-0.4		 70 / 69
1		 50.6 / 50.6
0.0		 2.0 / 3.6
-1.6		 S / S
29.825 / 29.923
-0.098		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 04:10 59.7 / 60.3
-0.6		 71 / 70
1		 50.3 / 50.4
-0.1		 3.0 / 4.5
-1.5		 S / SW
29.826 / 29.929
-0.103		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 04:15 59.5 / 60.1
-0.6		 72 / 69
3		 50.5 / 49.9
0.6		 3.0 / 3.4
-0.4		 SSE / S
29.819 / 29.923
-0.104		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 04:20 59.5 / 60.3
-0.8		 72 / 70
2		 50.5 / 50.4
0.1		 3.0 / 1.6
1.4		 S / S
29.824 / 29.926
-0.102		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 04:25 59.4 / 60.1
-0.7		 73 / 70
3		 50.7 / 50.3
0.4		 3.0 / 3.6
-0.6		 S / S
29.822 / 29.923
-0.101		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 04:30 59.1 / 59.9
-0.8		 73 / 71
2		 50.5 / 50.5
0.0		 2.0 / 1.3
0.7		 S / WNW
29.822 / 29.929
-0.107		 0.00 / 0.00
0.00		 0.00 / 0.00
0.00		 0 / 0
0
5/13/2026 04:35 58.9 / 59.7
-0.8		 73 / 71
2		 50.3 / 50.3
0.0		 1.0 / 0.7
0.3		 S / WSW
29.828 / 29.932
-0.104		 0.01 / 0.00
0.01		 0.01 / 0.00
0.01		 0 / 0
0
5/13/2026 04:40 58.9 / 59.5
-0.6		 74 / 72
2		 50.6 / 50.5
0.1		 1.0 / 2.9
-1.9		 S / S
29.832 / 29.932
-0.100		 0.00 / 0.00
0.00		 0.01 / 0.00
0.01		 0 / 0
0
5/13/2026 04:45 58.8 / 59.5
-0.7		 74 / 72
2		 50.5 / 50.5
0.0		 1.0 / 1.8
-0.8		 S / WSW
29.831 / 29.932
-0.101		 0.00 / 0.00
0.00		 0.01 / 0.00
0.01		 0 / 0
0
Average Diff --:-- -0.9 3.2 0.5 -0.2 --- -0.099 0.00 --- 0

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Time: Wed 13-May-2026 at 05:09 EDT (Wed 13-May-2026 at 09:09 UTC) Page Modified: 5/4/2021 1:28:16 PM (PID:14)