| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.05 | 2.07 | -0.02 |
| Feb | 1.71 | 1.82 | -0.11 |
| Mar | 2.30 | 2.30 | 0.00 |
| Apr | 3.67 | 3.67 | 0.00 |
| May | 4.66 | 4.50 | 0.16 |
| Jun | 4.37 | 4.52 | -0.15 |
| Jul | 3.99 | 4.13 | -0.14 |
| Aug | 3.87 | 3.72 | 0.15 |
| Sep | 3.26 | 3.24 | 0.02 |
| Oct | 3.12 | 3.09 | 0.03 |
| Nov | 2.47 | 2.46 | 0.01 |
| Dec | 2.01 | 2.06 | -0.05 |
37.48 | 37.58 | -0.10 |