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
4/10/2026 00:05 60.9 / 61.5
-0.6
62 / 60
2
47.8 / 47.7
0.1
1.0 / 1.6
-0.6
S / SSW
30.144 / 30.242
-0.098
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 00:10 60.7 / 61.5
-0.8
62 / 60
2
47.6 / 47.5
0.1
1.0 / 1.3
-0.3
S / WNW
30.143 / 30.239
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 00:15 60.5 / 61.2
-0.7
62 / 61
1
47.4 / 47.6
-0.2
1.0 / 0.0
1.0
S / SW
30.142 / 30.239
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 00:20 60.3 / 60.6
-0.3
63 / 61
2
47.6 / 47.1
0.5
1.0 / 0.4
0.6
S / SSW
30.142 / 30.239
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 00:25 60.2 / 60.4
-0.2
62 / 61
1
47.1 / 46.9
0.2
1.0 / 1.3
-0.3
S / SSW
30.142 / 30.239
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 00:30 59.9 / 60.6
-0.7
63 / 61
2
47.3 / 47.1
0.2
0.0 / 0.0
0.0
S / SW
30.141 / 30.236
-0.095
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 00:35 59.8 / 60.4
-0.6
63 / 62
1
47.2 / 47.4
-0.2
1.0 / 0.0
1.0
S / W
30.140 / 30.236
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 00:40 59.6 / 60.1
-0.5
63 / 62
1
47.0 / 47.0
0.0
0.0 / 0.0
0.0
S / SW
30.139 / 30.233
-0.094
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 00:45 59.6 / 59.7
-0.1
63 / 66
-3
47.0 / 48.3
-1.3
0.0 / 0.2
-0.2
S / SW
30.138 / 30.233
-0.095
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 00:50 59.5 / 59.4
0.1
63 / 64
-1
46.9 / 47.2
-0.3
1.0 / 0.4
0.6
S / SSW
30.134 / 30.230
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 00:55 59.4 / 59.2
0.2
64 / 63
1
47.2 / 46.2
1.0
1.0 / 0.2
0.8
S / NW
30.136 / 30.230
-0.094
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 01:00 59.4 / 59.5
-0.1
63 / 62
1
46.8 / 46.5
0.3
2.0 / 0.7
1.3
S / S
30.136 / 30.233
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 01:05 59.4 / 59.7
-0.3
63 / 60
3
46.8 / 45.8
1.0
1.0 / 0.9
0.1
S / S
30.136 / 30.233
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 01:10 59.5 / 60.3
-0.8
63 / 60
3
46.9 / 46.3
0.6
1.0 / 0.9
0.1
S / S
30.133 / 30.230
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 01:15 59.6 / 60.3
-0.7
63 / 60
3
47.0 / 46.3
0.7
2.0 / 1.1
0.9
S / S
30.133 / 30.227
-0.094
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 01:20 59.6 / 60.4
-0.8
62 / 60
2
46.6 / 46.5
0.1
1.0 / 0.2
0.8
SSE / SSE
30.130 / 30.224
-0.094
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 01:25 59.6 / 60.4
-0.8
62 / 59
3
46.6 / 46.5
0.1
1.0 / 1.6
-0.6
SSE / S
30.129 / 30.224
-0.095
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 01:30 59.6 / 60.3
-0.7
62 / 60
2
46.6 / 46.3
0.3
1.0 / 0.2
0.8
SSE / WSW
30.127 / 30.221
-0.094
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 01:35 59.5 / 59.9
-0.4
62 / 60
2
46.5 / 46.0
0.5
1.0 / 0.2
0.8
SSE / SSW
30.124 / 30.221
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 01:40 59.4 / 59.7
-0.3
62 / 61
1
46.4 / 46.2
0.2
1.0 / 0.2
0.8
SSE / SSW
30.122 / 30.218
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 01:45 59.3 / 59.9
-0.6
63 / 59
4
46.7 / 45.5
1.2
1.0 / 2.5
-1.5
SSE / SSW
30.121 / 30.218
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 01:50 59.3 / 60.3
-1.0
63 / 59
4
46.7 / 45.9
0.8
2.0 / 1.8
0.2
S / S
30.122 / 30.218
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 01:55 59.3 / 60.3
-1.0
62 / 60
2
46.3 / 46.3
0.0
1.0 / 1.1
-0.1
S / SSW
30.122 / 30.215
-0.093
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 02:00 59.3 / 60.3
-1.0
62 / 59
3
46.3 / 45.9
0.4
1.0 / 1.1
-0.1
S / S
30.117 / 30.212
-0.095
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 02:05 59.2 / 60.1
-0.9
62 / 60
2
46.2 / 46.1
0.1
1.0 / 0.4
0.6
S / S
30.117 / 30.212
-0.095
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 02:10 59.0 / 59.9
-0.9
62 / 60
2
46.0 / 46.0
0.0
1.0 / 0.7
0.3
S / S
30.115 / 30.209
-0.094
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 02:15 59.0 / 59.9
-0.9
63 / 60
3
46.4 / 46.0
0.4
1.0 / 1.6
-0.6
S / SSW
30.113 / 30.209
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 02:20 58.7 / 59.7
-1.0
63 / 60
3
46.1 / 45.8
0.3
1.0 / 0.4
0.6
S / SSW
30.114 / 30.209
-0.095
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 02:25 58.6 / 59.5
-0.9
63 / 60
3
46.0 / 45.6
0.4
1.0 / 1.3
-0.3
S / SSW
30.116 / 30.212
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 02:30 58.4 / 59.4
-1.0
64 / 63
1
46.3 / 46.8
-0.5
1.0 / 0.4
0.6
S / SW
30.117 / 30.212
-0.095
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 02:35 58.2 / 59.0
-0.8
65 / 62
3
46.5 / 46.0
0.5
1.0 / 0.4
0.6
S / SSW
30.118 / 30.212
-0.094
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 02:40 58.0 / 58.6
-0.6
65 / 62
3
46.3 / 45.7
0.6
1.0 / 0.7
0.3
S / S
30.116 / 30.212
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 02:45 57.9 / 58.6
-0.7
65 / 63
2
46.2 / 46.1
0.1
1.0 / 0.9
0.1
S / SW
30.118 / 30.215
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 02:50 57.7 / 58.3
-0.6
65 / 63
2
46.0 / 45.7
0.3
1.0 / 0.7
0.3
SSW / SW
30.117 / 30.215
-0.098
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 02:55 57.7 / 58.3
-0.6
65 / 62
3
46.0 / 45.3
0.7
2.0 / 1.1
0.9
S / SSW
30.119 / 30.218
-0.099
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 03:00 57.7 / 58.5
-0.8
65 / 62
3
46.0 / 45.5
0.5
2.0 / 1.6
0.4
S / S
30.120 / 30.218
-0.098
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 03:05 57.7 / 58.5
-0.8
66 / 62
4
46.4 / 45.5
0.9
2.0 / 1.6
0.4
S / SW
30.122 / 30.218
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 03:10 57.6 / 58.3
-0.7
66 / 64
2
46.3 / 46.2
0.1
2.0 / 1.3
0.7
SSE / SSW
30.123 / 30.221
-0.098
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 03:15 57.4 / 58.3
-0.9
66 / 63
3
46.1 / 45.7
0.4
2.0 / 1.3
0.7
SSE / SSW
30.123 / 30.218
-0.095
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 03:20 57.4 / 58.3
-0.9
66 / 63
3
46.1 / 45.7
0.4
2.0 / 0.9
1.1
SSE / S
30.123 / 30.221
-0.098
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 03:25 57.4 / 58.3
-0.9
66 / 64
2
46.1 / 46.2
-0.1
2.0 / 0.9
1.1
S / SW
30.126 / 30.221
-0.095
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 03:30 57.4 / 58.1
-0.7
65 / 64
1
45.7 / 46.0
-0.3
2.0 / 1.3
0.7
S / SSW
30.128 / 30.224
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 03:35 57.2 / 57.9
-0.7
66 / 65
1
45.9 / 46.2
-0.3
1.0 / 0.2
0.8
S / S
30.126 / 30.221
-0.095
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 03:40 56.9 / 57.7
-0.8
66 / 64
2
45.7 / 45.6
0.1
1.0 / 2.2
-1.2
S / SSW
30.123 / 30.221
-0.098
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 03:45 56.9 / 57.7
-0.8
67 / 64
3
46.1 / 45.6
0.5
2.0 / 0.9
1.1
SSE / SW
30.123 / 30.218
-0.095
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 03:50 56.9 / 57.7
-0.8
67 / 64
3
46.1 / 45.6
0.5
2.0 / 1.8
0.2
S / SSW
30.124 / 30.221
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 03:55 56.9 / 57.7
-0.8
67 / 64
3
46.1 / 45.6
0.5
2.0 / 1.6
0.4
S / SSW
30.122 / 30.218
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 04:00 56.9 / 57.9
-1.0
67 / 63
4
46.1 / 45.4
0.7
2.0 / 2.2
-0.2
S / SE
30.123 / 30.218
-0.095
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 04:05 57.0 / 57.7
-0.7
66 / 64
2
45.7 / 45.6
0.1
2.0 / 0.9
1.1
SSE / SW
30.124 / 30.221
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 04:10 57.0 / 57.7
-0.7
66 / 64
2
45.7 / 45.6
0.1
2.0 / 1.3
0.7
S / SSW
30.126 / 30.221
-0.095
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 04:15 56.9 / 57.7
-0.8
66 / 64
2
45.7 / 45.6
0.1
2.0 / 1.6
0.4
S / SSW
30.126 / 30.221
-0.095
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 04:20 56.8 / 57.7
-0.9
67 / 64
3
46.0 / 45.6
0.4
2.0 / 1.8
0.2
SSW / SSW
30.127 / 30.221
-0.094
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 04:25 56.8 / 57.4
-0.6
67 / 64
3
46.0 / 45.3
0.7
3.0 / 2.2
0.8
SSE / SSE
30.127 / 30.224
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 04:30 56.8 / 57.4
-0.6
67 / 65
2
46.0 / 45.7
0.3
2.0 / 1.8
0.2
S / SSW
30.129 / 30.227
-0.098
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 04:35 56.7 / 57.4
-0.7
66 / 64
2
45.5 / 45.3
0.2
3.0 / 2.2
0.8
S / SSE
30.132 / 30.227
-0.095
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 04:40 56.8 / 57.6
-0.8
67 / 63
4
46.0 / 45.1
0.9
3.0 / 2.7
0.3
SSE / SSW
30.133 / 30.230
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 04:45 56.9 / 57.7
-0.8
66 / 63
3
45.7 / 45.2
0.5
4.0 / 1.6
2.4
SSE / S
30.134 / 30.230
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 04:50 56.9 / 57.6
-0.7
66 / 64
2
45.7 / 45.5
0.2
3.0 / 2.2
0.8
SSE / SSW
30.134 / 30.230
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 04:55 56.7 / 57.6
-0.9
67 / 63
4
45.9 / 45.1
0.8
2.0 / 1.3
0.7
S / SSW
30.136 / 30.233
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 05:00 56.5 / 57.6
-1.1
67 / 64
3
45.7 / 45.5
0.2
2.0 / 1.1
0.9
S / S
30.137 / 30.233
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 05:05 56.3 / 57.4
-1.1
67 / 64
3
45.5 / 45.3
0.2
2.0 / 1.6
0.4
S / S
30.139 / 30.236
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 05:10 56.2 / 57.0
-0.8
67 / 64
3
45.4 / 45.0
0.4
2.0 / 2.9
-0.9
SSE / SSW
30.139 / 30.236
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 05:15 56.1 / 56.8
-0.7
67 / 65
2
45.3 / 45.2
0.1
2.0 / 0.9
1.1
S / SSE
30.140 / 30.236
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 05:20 55.9 / 56.7
-0.8
68 / 65
3
45.5 / 45.0
0.5
2.0 / 1.1
0.9
S / SW
30.140 / 30.236
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 05:25 55.7 / 56.7
-1.0
68 / 65
3
45.3 / 45.0
0.3
2.0 / 1.3
0.7
S / SE
30.140 / 30.236
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 05:30 55.8 / 56.7
-0.9
68 / 65
3
45.4 / 45.0
0.4
2.0 / 2.0
0.0
S / S
30.141 / 30.236
-0.095
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 05:35 55.9 / 56.7
-0.8
67 / 66
1
45.1 / 45.4
-0.3
2.0 / 0.9
1.1
SSE / S
30.140 / 30.236
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 05:40 55.8 / 56.5
-0.7
68 / 65
3
45.4 / 44.9
0.5
1.0 / 2.2
-1.2
S / S
30.139 / 30.236
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 05:45 55.6 / 56.5
-0.9
68 / 65
3
45.2 / 44.9
0.3
2.0 / 2.7
-0.7
S / SSW
30.140 / 30.236
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 05:50 55.6 / 56.7
-1.1
68 / 64
4
45.2 / 44.6
0.6
3.0 / 2.5
0.5
S / S
30.141 / 30.239
-0.098
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 05:55 55.7 / 56.7
-1.0
68 / 64
4
45.3 / 44.6
0.7
3.0 / 3.1
-0.1
S / SSW
30.144 / 30.239
-0.095
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 06:00 55.7 / 56.7
-1.0
68 / 65
3
45.3 / 45.0
0.3
3.0 / 2.0
1.0
S / SSW
30.144 / 30.239
-0.095
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 06:05 55.7 / 56.5
-0.8
68 / 65
3
45.3 / 44.9
0.4
3.0 / 2.0
1.0
S / SSW
30.144 / 30.242
-0.098
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 06:10 55.6 / 56.5
-0.9
68 / 65
3
45.2 / 44.9
0.3
4.0 / 2.9
1.1
SSE / S
30.145 / 30.242
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 06:15 55.5 / 56.5
-1.0
68 / 65
3
45.1 / 44.9
0.2
3.0 / 2.0
1.0
SSE / SW
30.145 / 30.242
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 06:20 55.5 / 56.5
-1.0
68 / 65
3
45.1 / 44.9
0.2
3.0 / 2.5
0.5
S / SSE
30.146 / 30.242
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 06:25 55.4 / 56.3
-0.9
68 / 65
3
45.0 / 44.7
0.3
3.0 / 2.5
0.5
SSE / SSW
30.145 / 30.242
-0.097
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 06:30 55.4 / 56.3
-0.9
68 / 65
3
45.0 / 44.7
0.3
3.0 / 2.9
0.1
SSE / SSW
30.148 / 30.242
-0.094
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 06:35 55.4 / 56.3
-0.9
68 / 65
3
45.0 / 44.7
0.3
4.0 / 2.9
1.1
S / S
30.147 / 30.245
-0.098
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 06:40 55.3 / 56.1
-0.8
68 / 66
2
44.9 / 44.9
0.0
4.0 / 3.6
0.4
S / S
30.149 / 30.248
-0.099
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
4/10/2026 06:45 55.2 / 55.9
-0.7
69 / 66
3
45.2 / 44.7
0.5
4.0 / 3.1
0.9
SSE / SSW
30.152 / 30.248
-0.096
0.00 / 0.00
0.00
0.00 / 0.00
0.00
0 / 0
0
Average Diff --:-- -0.7 2.4 0.3 0.4 --- -0.096 0.00 --- 0

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