| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.36 | 1.45 | -0.09 |
| Feb | 1.62 | 1.76 | -0.14 |
| Mar | 2.39 | 2.45 | -0.06 |
| Apr | 3.70 | 3.70 | 0.00 |
| May | 4.78 | 4.83 | -0.05 |
| Jun | 4.93 | 4.85 | 0.08 |
| Jul | 4.06 | 4.26 | -0.20 |
| Aug | 4.12 | 3.93 | 0.19 |
| Sep | 3.55 | 3.43 | 0.12 |
| Oct | 2.80 | 2.74 | 0.06 |
| Nov | 2.22 | 2.22 | 0.00 |
| Dec | 1.83 | 1.94 | -0.11 |
37.36 | 37.56 | -0.20 |