| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.76 | 0.78 | -0.02 |
| Feb | 1.03 | 1.10 | -0.07 |
| Mar | 1.82 | 1.96 | -0.14 |
| Apr | 2.60 | 2.68 | -0.08 |
| May | 4.93 | 4.99 | -0.06 |
| Jun | 3.94 | 3.91 | 0.03 |
| Jul | 3.88 | 3.85 | 0.03 |
| Aug | 3.72 | 3.80 | -0.08 |
| Sep | 2.71 | 2.72 | -0.01 |
| Oct | 2.19 | 2.26 | -0.07 |
| Nov | 1.23 | 1.33 | -0.10 |
| Dec | 1.12 | 1.18 | -0.06 |
29.93 | 30.56 | -0.63 |