| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.99 | 5.24 | -0.25 |
| Feb | 5.11 | 5.22 | -0.11 |
| Mar | 5.32 | 5.38 | -0.06 |
| Apr | 5.00 | 5.16 | -0.16 |
| May | 4.55 | 4.87 | -0.32 |
| Jun | 4.30 | 4.79 | -0.49 |
| Jul | 4.80 | 4.92 | -0.12 |
| Aug | 4.45 | 4.18 | 0.27 |
| Sep | 3.58 | 4.03 | -0.45 |
| Oct | 3.75 | 3.60 | 0.15 |
| Nov | 4.11 | 4.08 | 0.03 |
| Dec | 5.75 | 6.01 | -0.26 |
55.71 | 57.48 | -1.77 |