This table compares data from Davis Vantage Pro2 and WeatherFlow Tempest weather stations installed at my home.
The data entries list Davis / WeatherFlow / Difference.
| Date | Time (ET) | Temp | RH | Dewpt | Windsp | WindDir | Barom | 5min Rain | Total Rain | SolRad |
|---|---|---|---|---|---|---|---|---|---|---|
| 5/4/2026 | 00:05 | 52.7 / 54.0 -1.3 |
61 / 58 3 |
39.6 / 39.5 0.1 |
3.0 / 2.9 0.1 |
S / S |
29.861 / 29.935 -0.074 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 00:10 | 52.6 / 53.8 -1.2 |
61 / 58 3 |
39.5 / 39.3 0.2 |
3.0 / 2.5 0.5 |
S / S |
29.860 / 29.935 -0.075 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 00:15 | 52.6 / 53.8 -1.2 |
61 / 57 4 |
39.5 / 38.9 0.6 |
3.0 / 2.0 1.0 |
S / SSW |
29.858 / 29.932 -0.074 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 00:20 | 52.6 / 53.6 -1.0 |
62 / 58 4 |
39.9 / 39.2 0.7 |
3.0 / 2.0 1.0 |
S / S |
29.855 / 29.929 -0.074 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 00:25 | 52.4 / 53.6 -1.2 |
62 / 58 4 |
39.8 / 39.2 0.6 |
2.0 / 2.9 -0.9 |
S / SW |
29.855 / 29.929 -0.074 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 00:30 | 52.4 / 53.4 -1.0 |
62 / 59 3 |
39.8 / 39.4 0.4 |
3.0 / 2.5 0.5 |
SSW / SW |
29.854 / 29.929 -0.075 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 00:35 | 52.2 / 53.2 -1.0 |
62 / 58 4 |
39.6 / 38.8 0.8 |
3.0 / 2.2 0.8 |
S / WSW |
29.854 / 29.926 -0.072 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 00:40 | 52.2 / 53.2 -1.0 |
63 / 58 5 |
40.0 / 38.8 1.2 |
2.0 / 2.5 -0.5 |
S / SW |
29.852 / 29.926 -0.074 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 00:45 | 52.1 / 53.2 -1.1 |
63 / 59 4 |
39.9 / 39.3 0.6 |
3.0 / 2.5 0.5 |
S / N |
29.851 / 29.926 -0.075 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 00:50 | 52.2 / 53.2 -1.0 |
62 / 59 3 |
39.6 / 39.3 0.3 |
3.0 / 2.2 0.8 |
S / SSW |
29.850 / 29.923 -0.073 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 00:55 | 52.1 / 53.2 -1.1 |
63 / 58 5 |
39.9 / 38.8 1.1 |
3.0 / 2.7 0.3 |
S / SW |
29.849 / 29.923 -0.074 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 01:00 | 52.1 / 53.2 -1.1 |
63 / 58 5 |
39.9 / 38.8 1.1 |
2.0 / 2.2 -0.2 |
SSE / SW |
29.851 / 29.923 -0.072 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 01:05 | 52.1 / 53.1 -1.0 |
63 / 59 4 |
39.9 / 39.1 0.8 |
3.0 / 2.2 0.8 |
SSW / WSW |
29.851 / 29.923 -0.072 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 01:10 | 52.1 / 53.2 -1.1 |
63 / 58 5 |
39.9 / 38.8 1.1 |
2.0 / 2.5 -0.5 |
S / SE |
29.849 / 29.923 -0.074 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 01:15 | 52.1 / 53.2 -1.1 |
63 / 59 4 |
39.9 / 39.3 0.6 |
2.0 / 2.2 -0.2 |
SSW / SW |
29.847 / 29.923 -0.076 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 01:20 | 52.0 / 53.2 -1.2 |
63 / 59 4 |
39.8 / 39.3 0.5 |
3.0 / 2.5 0.5 |
S / SW |
29.851 / 29.926 -0.075 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 01:25 | 51.9 / 53.1 -1.2 |
64 / 59 5 |
40.1 / 39.1 1.0 |
2.0 / 2.2 -0.2 |
S / WSW |
29.851 / 29.926 -0.075 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 01:30 | 51.8 / 52.9 -1.1 |
64 / 60 4 |
40.0 / 39.4 0.6 |
2.0 / 1.6 0.4 |
S / S |
29.851 / 29.926 -0.075 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 01:35 | 51.7 / 52.9 -1.2 |
64 / 60 4 |
39.9 / 39.4 0.5 |
2.0 / 2.0 0.0 |
S / SSW |
29.850 / 29.923 -0.073 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 01:40 | 51.7 / 52.9 -1.2 |
65 / 60 5 |
40.3 / 39.4 0.9 |
2.0 / 2.5 -0.5 |
S / SSW |
29.849 / 29.923 -0.074 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 01:45 | 51.6 / 52.9 -1.3 |
64 / 60 4 |
39.8 / 39.4 0.4 |
2.0 / 2.5 -0.5 |
S / SSW |
29.848 / 29.920 -0.072 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 01:50 | 51.7 / 52.9 -1.2 |
64 / 60 4 |
39.9 / 39.4 0.5 |
2.0 / 1.8 0.2 |
S / S |
29.843 / 29.917 -0.074 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 01:55 | 51.5 / 52.7 -1.2 |
65 / 60 5 |
40.1 / 39.2 0.9 |
2.0 / 2.5 -0.5 |
S / SSW |
29.841 / 29.914 -0.073 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 02:00 | 51.4 / 52.5 -1.1 |
65 / 60 5 |
40.0 / 39.0 1.0 |
2.0 / 2.5 -0.5 |
S / SSW |
29.840 / 29.914 -0.074 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 02:05 | 51.3 / 52.5 -1.2 |
65 / 60 5 |
39.9 / 39.0 0.9 |
2.0 / 1.8 0.2 |
SSW / S |
29.837 / 29.911 -0.074 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 02:10 | 51.2 / 52.5 -1.3 |
66 / 60 6 |
40.2 / 39.0 1.2 |
2.0 / 3.1 -1.1 |
SSW / W |
29.835 / 29.911 -0.076 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 02:15 | 51.3 / 52.5 -1.2 |
66 / 61 5 |
40.3 / 39.5 0.8 |
2.0 / 2.9 -0.9 |
S / SSW |
29.831 / 29.905 -0.074 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 02:20 | 51.2 / 52.3 -1.1 |
66 / 61 5 |
40.2 / 39.3 0.9 |
2.0 / 2.2 -0.2 |
SSW / S |
29.828 / 29.905 -0.077 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 02:25 | 51.3 / 52.3 -1.0 |
66 / 61 5 |
40.3 / 39.3 1.0 |
3.0 / 2.7 0.3 |
S / SW |
29.830 / 29.902 -0.072 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 02:30 | 51.3 / 52.5 -1.2 |
66 / 61 5 |
40.3 / 39.5 0.8 |
2.0 / 2.7 -0.7 |
S / SW |
29.825 / 29.902 -0.077 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 02:35 | 51.4 / 52.5 -1.1 |
66 / 61 5 |
40.4 / 39.5 0.9 |
3.0 / 2.5 0.5 |
S / S |
29.824 / 29.899 -0.075 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 02:40 | 51.4 / 52.5 -1.1 |
66 / 61 5 |
40.4 / 39.5 0.9 |
2.0 / 2.2 -0.2 |
S / S |
29.821 / 29.896 -0.075 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 02:45 | 51.3 / 52.5 -1.2 |
66 / 61 5 |
40.3 / 39.5 0.8 |
2.0 / 1.8 0.2 |
S / SSE |
29.818 / 29.893 -0.075 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 02:50 | 51.3 / 52.3 -1.0 |
66 / 62 4 |
40.3 / 39.7 0.6 |
2.0 / 2.0 0.0 |
SSW / SSW |
29.815 / 29.893 -0.078 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 02:55 | 51.2 / 52.3 -1.1 |
66 / 62 4 |
40.2 / 39.7 0.5 |
2.0 / 1.8 0.2 |
S / SW |
29.814 / 29.890 -0.076 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 03:00 | 51.0 / 52.2 -1.2 |
66 / 62 4 |
40.0 / 39.5 0.5 |
3.0 / 2.2 0.8 |
S / SW |
29.813 / 29.890 -0.077 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 03:05 | 50.9 / 52.2 -1.3 |
67 / 62 5 |
40.3 / 39.5 0.8 |
2.0 / 2.2 -0.2 |
S / S |
29.810 / 29.887 -0.077 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 03:10 | 50.8 / 52.0 -1.2 |
67 / 63 4 |
40.2 / 39.8 0.4 |
3.0 / 2.0 1.0 |
S / WSW |
29.810 / 29.887 -0.077 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 03:15 | 50.8 / 52.0 -1.2 |
67 / 63 4 |
40.2 / 39.8 0.4 |
2.0 / 2.0 0.0 |
S / SW |
29.808 / 29.887 -0.079 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 03:20 | 50.8 / 52.0 -1.2 |
67 / 63 4 |
40.2 / 39.8 0.4 |
3.0 / 2.7 0.3 |
S / WSW |
29.808 / 29.884 -0.076 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 03:25 | 50.8 / 52.0 -1.2 |
67 / 63 4 |
40.2 / 39.8 0.4 |
4.0 / 2.5 1.5 |
S / SW |
29.807 / 29.884 -0.077 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 03:30 | 50.8 / 51.8 -1.0 |
67 / 63 4 |
40.2 / 39.6 0.6 |
3.0 / 3.4 -0.4 |
S / SSW |
29.807 / 29.884 -0.077 |
0.00 / 0.00 0.00 |
0.00 / 0.00 0.00 |
0 / 0 0 |
| 5/4/2026 | 03:35 | 50.7 / no data | 67 / no data | 40.1 / no data | 3.0 / no data | S / no data | 29.803 / no data | 0.00 / no data | 0.00 / no data | 0 / no data |
| 5/4/2026 | 03:40 | 50.6 / no data | 68 / no data | 40.4 / no data | 3.0 / no data | S / no data | 29.804 / no data | 0.00 / no data | 0.00 / no data | 0 / no data |
| 5/4/2026 | 03:45 | 50.6 / no data | 67 / no data | 40.0 / no data | 3.0 / no data | S / no data | 29.802 / no data | 0.00 / no data | 0.00 / no data | 0 / no data |
| Average Diff | --:-- | -1.1 | 4.4 | 0.7 | 0.1 | --- | -0.075 | 0.00 | --- | 0 |
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| Time: Mon 4-May-2026 at 03:58 EDT (Mon 4-May-2026 at 07:58 UTC) | Page Modified: 5/4/2021 1:28:16 PM (PID:14) |