| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.14 | 1.10 | 0.04 |
| Feb | 1.10 | 1.11 | -0.01 |
| Mar | 1.93 | 1.87 | 0.06 |
| Apr | 3.88 | 3.80 | 0.08 |
| May | 4.74 | 4.61 | 0.13 |
| Jun | 5.20 | 4.98 | 0.22 |
| Jul | 4.34 | 4.36 | -0.02 |
| Aug | 4.26 | 4.29 | -0.03 |
| Sep | 3.85 | 3.85 | 0.00 |
| Oct | 2.71 | 2.74 | -0.03 |
| Nov | 1.87 | 1.85 | 0.02 |
| Dec | 1.37 | 1.33 | 0.04 |
36.39 | 35.89 | 0.50 |