| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.17 | 3.20 | -0.03 |
| Feb | 2.69 | 2.74 | -0.05 |
| Mar | 2.95 | 3.15 | -0.20 |
| Apr | 3.53 | 3.63 | -0.10 |
| May | 4.19 | 4.14 | 0.05 |
| Jun | 4.77 | 4.83 | -0.06 |
| Jul | 5.03 | 4.90 | 0.13 |
| Aug | 4.65 | 4.65 | 0.00 |
| Sep | 3.87 | 3.87 | 0.00 |
| Oct | 4.77 | 4.83 | -0.06 |
| Nov | 3.46 | 3.60 | -0.14 |
| Dec | 3.76 | 3.93 | -0.17 |
46.84 | 47.47 | -0.63 |