| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.08 | 3.07 | 0.01 |
| Feb | 3.54 | 3.43 | 0.11 |
| Mar | 4.22 | 4.16 | 0.06 |
| Apr | 4.15 | 4.15 | 0.00 |
| May | 4.69 | 4.71 | -0.02 |
| Jun | 3.89 | 3.73 | 0.16 |
| Jul | 2.71 | 2.66 | 0.05 |
| Aug | 2.57 | 2.67 | -0.10 |
| Sep | 3.26 | 3.19 | 0.07 |
| Oct | 4.85 | 4.85 | 0.00 |
| Nov | 3.60 | 3.70 | -0.10 |
| Dec | 4.03 | 4.05 | -0.02 |
44.59 | 44.37 | 0.22 |