| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.99 | 3.04 | -0.05 |
| Feb | 2.53 | 2.57 | -0.04 |
| Mar | 3.71 | 3.77 | -0.06 |
| Apr | 3.58 | 3.57 | 0.01 |
| May | 4.15 | 4.15 | 0.00 |
| Jun | 4.21 | 4.10 | 0.11 |
| Jul | 4.17 | 4.14 | 0.03 |
| Aug | 3.48 | 3.41 | 0.07 |
| Sep | 4.46 | 4.65 | -0.19 |
| Oct | 3.67 | 3.82 | -0.15 |
| Nov | 3.15 | 3.15 | 0.00 |
| Dec | 3.58 | 3.67 | -0.09 |
43.68 | 44.04 | -0.36 |