| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.10 | 3.27 | -0.17 |
| Feb | 2.98 | 3.01 | -0.03 |
| Mar | 3.91 | 4.03 | -0.12 |
| Apr | 4.38 | 4.44 | -0.06 |
| May | 4.75 | 4.87 | -0.12 |
| Jun | 4.60 | 4.65 | -0.05 |
| Jul | 4.38 | 4.58 | -0.20 |
| Aug | 3.42 | 3.43 | -0.01 |
| Sep | 3.10 | 3.21 | -0.11 |
| Oct | 3.14 | 3.14 | 0.00 |
| Nov | 2.95 | 3.13 | -0.18 |
| Dec | 3.47 | 3.60 | -0.13 |
44.18 | 45.36 | -1.18 |