5-day weather forecast for Arcata, California
Today
40°
55°
Chance Rain
Showers
Showers
Thursday
43°
56°
Chance Rain
Showers
Showers
Friday
43°
58°
Mostly Cloudy
Saturday
45°
57°
Partly Sunny
Sunday
47°
57°
Mostly Cloudy
Click on a forecast to see the forecast trend for that day
Weather changeability for Arcata, California
| Temperature | Last Month | Last Year |
|---|---|---|
| Average change in high temperature day-to-day | 2.9° | 3.1° |
| Average change in low temperature day-to-day | 5.0° | 4.5° |
| Precipitation | Last Month | Last Year |
|---|---|---|
| Chance of dry day after a precip day | 50% | 34% |
| Chance of precip day after a dry day | 40% | 33% |
Weather forecast accuracy for Arcata, California
| The Weather Channel | 75.95% |
| AccuWeather | 72.78% |
| CustomWeather | 71.84% |
| National Weather Service | 70.25% |
| NWS Digital Forecast | 70.25% |
| Intellicast | 69.62% |
| World Weather Online | 67.72% |
| Weather Underground | 67.41% |
| Persistence | 53.21% |
| CustomWeather | 69.70% |
| The Weather Channel | 69.51% |
| NWS Digital Forecast | 67.64% |
| Intellicast | 67.15% |
| National Weather Service | 65.29% |
| AccuWeather | 61.29% |
| Persistence | 56.58% |
ForecastAdvisor Fact
6.3% of World Weather Online's low temperature forecasts for Arcata were off by more than 10 degrees last month.