| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.21 | 2.19 | 0.02 |
| Feb | 1.85 | 1.85 | 0.00 |
| Mar | 2.37 | 2.39 | -0.02 |
| Apr | 3.78 | 3.74 | 0.04 |
| May | 4.48 | 4.47 | 0.01 |
| Jun | 4.75 | 4.70 | 0.05 |
| Jul | 4.18 | 4.29 | -0.11 |
| Aug | 3.99 | 3.73 | 0.26 |
| Sep | 3.23 | 3.22 | 0.01 |
| Oct | 3.28 | 3.25 | 0.03 |
| Nov | 2.69 | 2.64 | 0.05 |
| Dec | 2.12 | 2.18 | -0.06 |
38.93 | 38.65 | 0.28 |