| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.12 | 3.14 | -0.02 |
| Feb | 2.58 | 2.54 | 0.04 |
| Mar | 3.66 | 3.72 | -0.06 |
| Apr | 3.70 | 3.59 | 0.11 |
| May | 3.82 | 3.97 | -0.15 |
| Jun | 4.15 | 4.26 | -0.11 |
| Jul | 4.46 | 4.48 | -0.02 |
| Aug | 4.14 | 3.98 | 0.16 |
| Sep | 4.49 | 4.63 | -0.14 |
| Oct | 4.00 | 3.95 | 0.05 |
| Nov | 3.19 | 3.09 | 0.10 |
| Dec | 3.49 | 3.53 | -0.04 |
44.80 | 44.88 | -0.08 |