| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.47 | 2.44 | 0.03 |
| Feb | 2.08 | 1.98 | 0.10 |
| Mar | 2.65 | 2.78 | -0.13 |
| Apr | 2.70 | 2.50 | 0.20 |
| May | 4.48 | 4.40 | 0.08 |
| Jun | 3.38 | 3.49 | -0.11 |
| Jul | 2.25 | 2.09 | 0.16 |
| Aug | 2.42 | 2.20 | 0.22 |
| Sep | 3.67 | 3.58 | 0.09 |
| Oct | 4.12 | 4.01 | 0.11 |
| Nov | 2.81 | 2.85 | -0.04 |
| Dec | 2.51 | 2.63 | -0.12 |
35.54 | 34.95 | 0.59 |