| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.02 | 0.98 | 0.04 |
| Feb | 1.06 | 1.04 | 0.02 |
| Mar | 1.93 | 1.86 | 0.07 |
| Apr | 3.44 | 3.42 | 0.02 |
| May | 4.36 | 4.57 | -0.21 |
| Jun | 5.16 | 5.33 | -0.17 |
| Jul | 4.03 | 4.34 | -0.31 |
| Aug | 4.53 | 4.69 | -0.16 |
| Sep | 3.65 | 3.85 | -0.20 |
| Oct | 2.47 | 2.51 | -0.04 |
| Nov | 1.78 | 1.78 | 0.00 |
| Dec | 1.24 | 1.19 | 0.05 |
34.67 | 35.56 | -0.89 |