| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.77 | 5.75 | 0.02 |
| Feb | 4.17 | 4.03 | 0.14 |
| Mar | 3.56 | 3.70 | -0.14 |
| Apr | 4.85 | 4.87 | -0.02 |
| May | 5.16 | 4.82 | 0.34 |
| Jun | 6.51 | 6.69 | -0.18 |
| Jul | 6.34 | 6.49 | -0.15 |
| Aug | 6.47 | 6.30 | 0.17 |
| Sep | 5.29 | 5.44 | -0.15 |
| Oct | 4.62 | 4.63 | -0.01 |
| Nov | 4.71 | 4.67 | 0.04 |
| Dec | 4.68 | 4.54 | 0.14 |
62.13 | 61.93 | 0.20 |