| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.80 | 5.88 | -0.08 |
| Feb | 4.58 | 4.62 | -0.04 |
| Mar | 4.55 | 4.67 | -0.12 |
| Apr | 5.03 | 5.17 | -0.14 |
| May | 4.70 | 4.80 | -0.10 |
| Jun | 5.36 | 5.43 | -0.07 |
| Jul | 4.80 | 5.16 | -0.36 |
| Aug | 4.61 | 4.78 | -0.17 |
| Sep | 4.41 | 5.01 | -0.60 |
| Oct | 4.97 | 5.22 | -0.25 |
| Nov | 5.08 | 5.50 | -0.42 |
| Dec | 5.56 | 5.77 | -0.21 |
59.45 | 62.01 | -2.56 |