| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.86 | 2.84 | 0.02 |
| Feb | 2.23 | 2.15 | 0.08 |
| Mar | 2.84 | 2.66 | 0.18 |
| Apr | 3.55 | 3.50 | 0.05 |
| May | 3.50 | 3.47 | 0.03 |
| Jun | 3.76 | 3.43 | 0.33 |
| Jul | 3.90 | 3.71 | 0.19 |
| Aug | 3.65 | 3.72 | -0.07 |
| Sep | 3.95 | 3.85 | 0.10 |
| Oct | 3.83 | 3.91 | -0.08 |
| Nov | 3.45 | 3.24 | 0.21 |
| Dec | 3.07 | 3.08 | -0.01 |
40.59 | 39.56 | 1.03 |