🔎 Weather for a date or period
Actual day-by-day weather for the selected period (ERA5). Up to 1 year.
📆 On this day before
Data for previous years is being prepared.
Climate normals in Arcata are still being collected (ERA5) — they will appear after the next daily cycle.
📊
Daily records and archive in Arcata are being collected (ERA5) — they will appear after the next cycle.
📒 For school and home
Weather diary
ready-made observation table for a month — for school
Weather for the month
August calendar: forecast + climate normal
City water
Pacific Ocean — temperature and where to swim
FAQ about the weather archive in Arcata ❓
What was the weather in Arcata on a specific date?
Pick a date or range in the form above — we show actual day-by-day weather (ERA5 reanalysis, up to a year back). For today’s date in past years see “On this day before”.
Since what year is the weather archive in Arcata kept?
Climate normals and records come from the ERA5 reanalysis. Actual day-by-day weather is available for the last year.
Climate and weather archive in Arcata
Monthly climate normals in Arcata (average day and night temperatures, precipitation) are computed from the ERA5 reanalysis. The observation archive accrues from launch. Data: Open-Meteo (ERA5).