| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.93 | 2.77 | 0.16 |
| Feb | 2.88 | 2.77 | 0.11 |
| Mar | 4.07 | 3.69 | 0.38 |
| Apr | 5.11 | 5.08 | 0.03 |
| May | 5.24 | 5.78 | -0.54 |
| Jun | 4.38 | 4.33 | 0.05 |
| Jul | 3.90 | 3.76 | 0.14 |
| Aug | 3.21 | 3.20 | 0.01 |
| Sep | 3.12 | 3.14 | -0.02 |
| Oct | 3.36 | 3.30 | 0.06 |
| Nov | 4.15 | 4.18 | -0.03 |
| Dec | 3.18 | 3.05 | 0.13 |
45.53 | 45.05 | 0.48 |