| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.55 | 1.50 | 0.05 |
| Feb | 2.11 | 2.00 | 0.11 |
| Mar | 2.61 | 2.68 | -0.07 |
| Apr | 2.62 | 2.37 | 0.25 |
| May | 4.24 | 4.39 | -0.15 |
| Jun | 3.75 | 3.81 | -0.06 |
| Jul | 2.02 | 2.13 | -0.11 |
| Aug | 2.66 | 2.47 | 0.19 |
| Sep | 3.01 | 2.98 | 0.03 |
| Oct | 3.34 | 3.22 | 0.12 |
| Nov | 2.05 | 2.18 | -0.13 |
| Dec | 1.62 | 1.67 | -0.05 |
31.58 | 31.40 | 0.18 |