| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.63 | 0.55 | 0.08 |
| Feb | 0.77 | 0.69 | 0.08 |
| Mar | 1.50 | 1.33 | 0.17 |
| Apr | 2.33 | 2.25 | 0.08 |
| May | 2.61 | 2.44 | 0.17 |
| Jun | 1.80 | 1.68 | 0.12 |
| Jul | 1.85 | 1.68 | 0.17 |
| Aug | 1.67 | 1.63 | 0.04 |
| Sep | 1.40 | 1.37 | 0.03 |
| Oct | 1.20 | 1.16 | 0.04 |
| Nov | 0.93 | 0.89 | 0.04 |
| Dec | 0.57 | 0.60 | -0.03 |
17.26 | 16.27 | 0.99 |