| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.21 | 3.05 | 0.16 |
| Feb | 2.72 | 2.74 | -0.02 |
| Mar | 3.55 | 3.55 | 0.00 |
| Apr | 3.53 | 3.56 | -0.03 |
| May | 4.30 | 4.44 | -0.14 |
| Jun | 4.54 | 4.55 | -0.01 |
| Jul | 4.26 | 4.05 | 0.21 |
| Aug | 3.68 | 3.32 | 0.36 |
| Sep | 3.95 | 3.90 | 0.05 |
| Oct | 3.16 | 3.02 | 0.14 |
| Nov | 3.08 | 3.00 | 0.08 |
| Dec | 3.26 | 3.35 | -0.09 |
43.24 | 42.53 | 0.71 |