| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.36 | 0.35 | 0.01 |
| Feb | 0.45 | 0.33 | 0.12 |
| Mar | 0.88 | 0.88 | 0.00 |
| Apr | 1.34 | 1.30 | 0.04 |
| May | 2.04 | 1.94 | 0.10 |
| Jun | 1.87 | 1.98 | -0.11 |
| Jul | 2.80 | 2.91 | -0.11 |
| Aug | 2.84 | 2.76 | 0.08 |
| Sep | 1.32 | 1.43 | -0.11 |
| Oct | 1.04 | 0.89 | 0.15 |
| Nov | 0.54 | 0.48 | 0.06 |
| Dec | 0.45 | 0.49 | -0.04 |
15.93 | 15.74 | 0.19 |