| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.42 | 3.76 | -0.34 |
| Feb | 3.16 | 3.35 | -0.19 |
| Mar | 4.50 | 4.60 | -0.10 |
| Apr | 3.97 | 4.12 | -0.15 |
| May | 3.28 | 3.39 | -0.11 |
| Jun | 3.91 | 3.73 | 0.18 |
| Jul | 3.04 | 2.99 | 0.05 |
| Aug | 3.69 | 3.71 | -0.02 |
| Sep | 3.75 | 3.67 | 0.08 |
| Oct | 4.25 | 4.42 | -0.17 |
| Nov | 3.58 | 3.62 | -0.04 |
| Dec | 4.58 | 4.57 | 0.01 |
45.13 | 45.93 | -0.80 |