| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.64 | 2.68 | -0.04 |
| Feb | 2.91 | 2.80 | 0.11 |
| Mar | 3.69 | 3.71 | -0.02 |
| Apr | 3.46 | 3.35 | 0.11 |
| May | 4.72 | 4.75 | -0.03 |
| Jun | 3.76 | 3.80 | -0.04 |
| Jul | 2.08 | 2.07 | 0.01 |
| Aug | 2.28 | 2.28 | 0.00 |
| Sep | 3.09 | 3.16 | -0.07 |
| Oct | 4.77 | 4.60 | 0.17 |
| Nov | 3.15 | 3.16 | -0.01 |
| Dec | 3.35 | 3.47 | -0.12 |
39.90 | 39.83 | 0.07 |