| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.56 | 2.60 | -0.04 |
| Feb | 2.63 | 2.43 | 0.20 |
| Mar | 3.63 | 3.60 | 0.03 |
| Apr | 4.96 | 4.77 | 0.19 |
| May | 5.08 | 4.96 | 0.12 |
| Jun | 4.32 | 4.12 | 0.20 |
| Jul | 3.97 | 3.71 | 0.26 |
| Aug | 3.64 | 3.41 | 0.23 |
| Sep | 3.47 | 3.45 | 0.02 |
| Oct | 3.17 | 3.02 | 0.15 |
| Nov | 3.65 | 3.42 | 0.23 |
| Dec | 2.69 | 2.67 | 0.02 |
43.77 | 42.16 | 1.61 |