| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.97 | 5.01 | -0.04 |
| Feb | 4.97 | 4.94 | 0.03 |
| Mar | 5.36 | 5.33 | 0.03 |
| Apr | 4.34 | 4.65 | -0.31 |
| May | 3.64 | 3.80 | -0.16 |
| Jun | 4.57 | 4.85 | -0.28 |
| Jul | 5.15 | 4.99 | 0.16 |
| Aug | 4.23 | 4.33 | -0.10 |
| Sep | 3.81 | 3.57 | 0.24 |
| Oct | 3.20 | 3.18 | 0.02 |
| Nov | 4.32 | 4.13 | 0.19 |
| Dec | 5.54 | 5.54 | 0.00 |
54.10 | 54.32 | -0.22 |