| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.37 | 3.43 | -0.06 |
| Feb | 2.76 | 2.80 | -0.04 |
| Mar | 3.81 | 3.89 | -0.08 |
| Apr | 3.77 | 3.83 | -0.06 |
| May | 3.98 | 3.99 | -0.01 |
| Jun | 4.63 | 4.68 | -0.05 |
| Jul | 4.74 | 4.48 | 0.26 |
| Aug | 4.64 | 4.75 | -0.11 |
| Sep | 4.49 | 4.49 | 0.00 |
| Oct | 4.40 | 4.67 | -0.27 |
| Nov | 3.36 | 3.28 | 0.08 |
| Dec | 4.05 | 4.20 | -0.15 |
48.00 | 48.49 | -0.49 |