| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.69 | 4.93 | -0.24 |
| Feb | 4.92 | 4.95 | -0.03 |
| Mar | 5.14 | 5.13 | 0.01 |
| Apr | 4.79 | 4.99 | -0.20 |
| May | 4.27 | 4.33 | -0.06 |
| Jun | 5.09 | 4.59 | 0.50 |
| Jul | 4.65 | 5.46 | -0.81 |
| Aug | 4.01 | 3.88 | 0.13 |
| Sep | 3.80 | 3.88 | -0.08 |
| Oct | 3.16 | 2.97 | 0.19 |
| Nov | 4.41 | 4.15 | 0.26 |
| Dec | 5.10 | 5.44 | -0.34 |
54.03 | 54.70 | -0.67 |