| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.11 | 3.18 | -0.07 |
| Feb | 2.60 | 2.63 | -0.03 |
| Mar | 3.86 | 3.85 | 0.01 |
| Apr | 3.59 | 3.57 | 0.02 |
| May | 3.86 | 3.90 | -0.04 |
| Jun | 4.10 | 4.19 | -0.09 |
| Jul | 4.50 | 4.34 | 0.16 |
| Aug | 3.87 | 3.89 | -0.02 |
| Sep | 4.70 | 4.71 | -0.01 |
| Oct | 4.08 | 4.13 | -0.05 |
| Nov | 3.19 | 3.16 | 0.03 |
| Dec | 3.54 | 3.65 | -0.11 |
45.00 | 45.20 | -0.20 |