| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.53 | 5.42 | 0.11 |
| Feb | 5.47 | 5.10 | 0.37 |
| Mar | 5.65 | 5.44 | 0.21 |
| Apr | 5.36 | 5.15 | 0.21 |
| May | 4.62 | 4.43 | 0.19 |
| Jun | 4.78 | 4.77 | 0.01 |
| Jul | 5.23 | 4.59 | 0.64 |
| Aug | 4.02 | 3.93 | 0.09 |
| Sep | 3.85 | 3.99 | -0.14 |
| Oct | 3.73 | 3.47 | 0.26 |
| Nov | 4.74 | 4.63 | 0.11 |
| Dec | 6.15 | 5.97 | 0.18 |
59.13 | 56.89 | 2.24 |