| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.63 | 1.79 | -0.16 |
| Feb | 1.85 | 1.87 | -0.02 |
| Mar | 2.97 | 3.00 | -0.03 |
| Apr | 4.58 | 4.53 | 0.05 |
| May | 5.96 | 5.67 | 0.29 |
| Jun | 5.14 | 4.85 | 0.29 |
| Jul | 4.51 | 4.39 | 0.12 |
| Aug | 4.00 | 3.95 | 0.05 |
| Sep | 4.34 | 4.21 | 0.13 |
| Oct | 3.30 | 3.34 | -0.04 |
| Nov | 2.96 | 3.07 | -0.11 |
| Dec | 2.16 | 2.26 | -0.10 |
43.40 | 42.93 | 0.47 |