| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.59 | 4.67 | -0.08 |
| Feb | 3.98 | 4.18 | -0.20 |
| Mar | 4.79 | 4.88 | -0.09 |
| Apr | 3.79 | 3.78 | 0.01 |
| May | 3.02 | 3.17 | -0.15 |
| Jun | 6.47 | 7.16 | -0.69 |
| Jul | 6.75 | 6.97 | -0.22 |
| Aug | 6.58 | 7.56 | -0.98 |
| Sep | 5.18 | 5.32 | -0.14 |
| Oct | 3.34 | 3.21 | 0.13 |
| Nov | 2.98 | 3.15 | -0.17 |
| Dec | 3.92 | 4.08 | -0.16 |
55.39 | 58.13 | -2.74 |