| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.74 | 3.72 | 0.02 |
| Feb | 3.28 | 3.43 | -0.15 |
| Mar | 4.28 | 4.33 | -0.05 |
| Apr | 4.24 | 4.30 | -0.06 |
| May | 3.72 | 3.66 | 0.06 |
| Jun | 4.46 | 4.28 | 0.18 |
| Jul | 4.08 | 4.11 | -0.03 |
| Aug | 4.38 | 4.46 | -0.08 |
| Sep | 4.27 | 4.25 | 0.02 |
| Oct | 4.95 | 4.87 | 0.08 |
| Nov | 3.89 | 3.80 | 0.09 |
| Dec | 4.57 | 4.65 | -0.08 |
49.86 | 49.86 | 0.00 |