| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.71 | 4.74 | -0.03 |
| Feb | 5.06 | 4.95 | 0.11 |
| Mar | 5.38 | 5.64 | -0.26 |
| Apr | 5.06 | 5.12 | -0.06 |
| May | 4.62 | 4.72 | -0.10 |
| Jun | 4.60 | 5.00 | -0.40 |
| Jul | 4.53 | 4.65 | -0.12 |
| Aug | 4.00 | 4.20 | -0.20 |
| Sep | 4.05 | 4.33 | -0.28 |
| Oct | 3.72 | 3.59 | 0.13 |
| Nov | 3.99 | 4.01 | -0.02 |
| Dec | 5.70 | 5.86 | -0.16 |
55.42 | 56.81 | -1.39 |