| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.60 | 2.62 | -0.02 |
| Feb | 2.45 | 2.41 | 0.04 |
| Mar | 3.61 | 3.59 | 0.02 |
| Apr | 4.83 | 4.80 | 0.03 |
| May | 4.88 | 5.07 | -0.19 |
| Jun | 4.20 | 4.27 | -0.07 |
| Jul | 4.03 | 4.04 | -0.01 |
| Aug | 3.86 | 3.59 | 0.27 |
| Sep | 3.56 | 3.60 | -0.04 |
| Oct | 3.22 | 3.15 | 0.07 |
| Nov | 3.50 | 3.48 | 0.02 |
| Dec | 2.59 | 2.57 | 0.02 |
43.33 | 43.19 | 0.14 |