| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.98 | 2.45 | -0.47 |
| Feb | 2.08 | 2.09 | -0.01 |
| Mar | 2.13 | 2.12 | 0.01 |
| Apr | 2.58 | 2.91 | -0.33 |
| May | 2.01 | 2.32 | -0.31 |
| Jun | 1.18 | 1.31 | -0.13 |
| Jul | 1.70 | 1.89 | -0.19 |
| Aug | 1.65 | 1.95 | -0.30 |
| Sep | 1.64 | 1.99 | -0.35 |
| Oct | 1.69 | 1.78 | -0.09 |
| Nov | 1.86 | 2.26 | -0.40 |
| Dec | 1.80 | 1.86 | -0.06 |
22.30 | 24.93 | -2.63 |