| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.16 | 3.25 | -0.09 |
| Feb | 3.20 | 3.06 | 0.14 |
| Mar | 4.27 | 4.21 | 0.06 |
| Apr | 4.50 | 4.71 | -0.21 |
| May | 4.92 | 5.04 | -0.12 |
| Jun | 4.77 | 4.71 | 0.06 |
| Jul | 4.50 | 4.57 | -0.07 |
| Aug | 3.42 | 3.18 | 0.24 |
| Sep | 3.28 | 3.28 | 0.00 |
| Oct | 3.27 | 3.26 | 0.01 |
| Nov | 3.10 | 3.19 | -0.09 |
| Dec | 3.70 | 3.77 | -0.07 |
46.09 | 46.23 | -0.14 |