| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.24 | 2.29 | -0.05 |
| Feb | 2.11 | 2.27 | -0.16 |
| Mar | 3.58 | 3.61 | -0.03 |
| Apr | 4.70 | 4.62 | 0.08 |
| May | 6.33 | 6.31 | 0.02 |
| Jun | 4.75 | 4.57 | 0.18 |
| Jul | 3.79 | 3.99 | -0.20 |
| Aug | 3.74 | 3.33 | 0.41 |
| Sep | 4.29 | 4.23 | 0.06 |
| Oct | 4.08 | 3.97 | 0.11 |
| Nov | 3.51 | 3.51 | 0.00 |
| Dec | 2.58 | 2.71 | -0.13 |
45.70 | 45.41 | 0.29 |