| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.78 | 0.73 | 0.05 |
| Feb | 0.82 | 0.86 | -0.04 |
| Mar | 1.43 | 1.53 | -0.10 |
| Apr | 2.58 | 2.61 | -0.03 |
| May | 3.64 | 3.53 | 0.11 |
| Jun | 4.51 | 4.42 | 0.09 |
| Jul | 4.43 | 4.67 | -0.24 |
| Aug | 3.94 | 3.96 | -0.02 |
| Sep | 3.28 | 3.30 | -0.02 |
| Oct | 3.01 | 3.05 | -0.04 |
| Nov | 1.59 | 1.59 | 0.00 |
| Dec | 1.10 | 1.18 | -0.08 |
31.11 | 31.43 | -0.32 |