| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.74 | 1.88 | -0.14 |
| Feb | 1.77 | 1.80 | -0.03 |
| Mar | 2.30 | 2.28 | 0.02 |
| Apr | 3.73 | 3.78 | -0.05 |
| May | 4.78 | 4.94 | -0.16 |
| Jun | 4.55 | 4.47 | 0.08 |
| Jul | 3.88 | 3.81 | 0.07 |
| Aug | 3.89 | 4.07 | -0.18 |
| Sep | 3.40 | 3.45 | -0.05 |
| Oct | 3.28 | 3.27 | 0.01 |
| Nov | 2.45 | 2.54 | -0.09 |
| Dec | 2.04 | 2.15 | -0.11 |
37.81 | 38.44 | -0.63 |