| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.50 | 2.62 | -0.12 |
| Feb | 2.53 | 2.59 | -0.06 |
| Mar | 3.83 | 3.91 | -0.08 |
| Apr | 4.67 | 4.85 | -0.18 |
| May | 5.23 | 5.46 | -0.23 |
| Jun | 4.14 | 4.31 | -0.17 |
| Jul | 4.10 | 4.05 | 0.05 |
| Aug | 3.87 | 4.01 | -0.14 |
| Sep | 3.76 | 3.93 | -0.17 |
| Oct | 3.25 | 3.25 | 0.00 |
| Nov | 3.74 | 3.84 | -0.10 |
| Dec | 2.59 | 2.73 | -0.14 |
44.21 | 45.55 | -1.34 |