| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.47 | 4.57 | -0.10 |
| Feb | 3.86 | 4.00 | -0.14 |
| Mar | 4.68 | 4.46 | 0.22 |
| Apr | 3.45 | 3.46 | -0.01 |
| May | 2.78 | 2.66 | 0.12 |
| Jun | 6.14 | 6.25 | -0.11 |
| Jul | 5.85 | 5.81 | 0.04 |
| Aug | 5.58 | 5.59 | -0.01 |
| Sep | 4.60 | 4.46 | 0.14 |
| Oct | 3.21 | 3.06 | 0.15 |
| Nov | 2.53 | 2.68 | -0.15 |
| Dec | 3.50 | 3.62 | -0.12 |
50.65 | 50.62 | 0.03 |