| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.68 | 2.64 | 0.04 |
| Feb | 2.51 | 2.42 | 0.09 |
| Mar | 3.64 | 3.59 | 0.05 |
| Apr | 4.91 | 4.85 | 0.06 |
| May | 5.00 | 5.00 | 0.00 |
| Jun | 4.32 | 4.32 | 0.00 |
| Jul | 4.02 | 3.89 | 0.13 |
| Aug | 3.32 | 3.33 | -0.01 |
| Sep | 3.29 | 3.23 | 0.06 |
| Oct | 3.04 | 3.01 | 0.03 |
| Nov | 3.65 | 3.62 | 0.03 |
| Dec | 2.76 | 2.80 | -0.04 |
43.14 | 42.70 | 0.44 |