| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.76 | 2.72 | 0.04 |
| Feb | 2.53 | 2.53 | 0.00 |
| Mar | 3.88 | 3.89 | -0.01 |
| Apr | 5.01 | 4.69 | 0.32 |
| May | 5.72 | 5.89 | -0.17 |
| Jun | 4.70 | 4.54 | 0.16 |
| Jul | 3.82 | 3.69 | 0.13 |
| Aug | 3.62 | 3.74 | -0.12 |
| Sep | 4.48 | 4.48 | 0.00 |
| Oct | 4.27 | 4.25 | 0.02 |
| Nov | 3.87 | 3.71 | 0.16 |
| Dec | 3.44 | 3.29 | 0.15 |
48.10 | 47.42 | 0.68 |