| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.62 | 1.61 | 0.01 |
| Feb | 1.65 | 1.65 | 0.00 |
| Mar | 2.28 | 2.18 | 0.10 |
| Apr | 3.76 | 3.60 | 0.16 |
| May | 4.21 | 4.28 | -0.07 |
| Jun | 5.24 | 5.19 | 0.05 |
| Jul | 3.85 | 3.81 | 0.04 |
| Aug | 3.92 | 3.96 | -0.04 |
| Sep | 3.65 | 3.53 | 0.12 |
| Oct | 2.85 | 2.81 | 0.04 |
| Nov | 2.34 | 2.21 | 0.13 |
| Dec | 1.97 | 1.93 | 0.04 |
37.34 | 36.76 | 0.58 |