| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.60 | 2.67 | -0.07 |
| Feb | 2.31 | 2.34 | -0.03 |
| Mar | 3.53 | 3.56 | -0.03 |
| Apr | 4.70 | 4.65 | 0.05 |
| May | 4.73 | 4.94 | -0.21 |
| Jun | 4.28 | 4.18 | 0.10 |
| Jul | 3.88 | 3.92 | -0.04 |
| Aug | 3.75 | 3.49 | 0.26 |
| Sep | 3.50 | 3.53 | -0.03 |
| Oct | 3.13 | 3.16 | -0.03 |
| Nov | 3.46 | 3.45 | 0.01 |
| Dec | 2.62 | 2.58 | 0.04 |
42.49 | 42.47 | 0.02 |