| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.45 | 3.38 | 0.07 |
| Feb | 2.90 | 2.87 | 0.03 |
| Mar | 3.82 | 3.87 | -0.05 |
| Apr | 3.89 | 3.82 | 0.07 |
| May | 3.93 | 3.79 | 0.14 |
| Jun | 4.60 | 4.57 | 0.03 |
| Jul | 4.33 | 4.38 | -0.05 |
| Aug | 4.56 | 4.48 | 0.08 |
| Sep | 4.77 | 4.77 | 0.00 |
| Oct | 4.93 | 4.83 | 0.10 |
| Nov | 3.79 | 3.63 | 0.16 |
| Dec | 4.29 | 4.19 | 0.10 |
49.26 | 48.58 | 0.68 |