| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.31 | 4.18 | 0.13 |
| Feb | 4.05 | 4.05 | 0.00 |
| Mar | 5.00 | 4.98 | 0.02 |
| Apr | 4.68 | 4.67 | 0.01 |
| May | 4.53 | 4.63 | -0.10 |
| Jun | 4.36 | 4.52 | -0.16 |
| Jul | 3.45 | 3.42 | 0.03 |
| Aug | 3.10 | 3.00 | 0.10 |
| Sep | 3.61 | 3.56 | 0.05 |
| Oct | 4.58 | 4.58 | 0.00 |
| Nov | 4.17 | 4.15 | 0.02 |
| Dec | 4.78 | 4.89 | -0.11 |
50.62 | 50.63 | -0.01 |