Arcata weather in April: Arcata, California: normal highs, lows, rain and records for April
Arcata in April has a normal high of 58°F and a normal low of 43°F, a daily mean of 50°F, holding near 58°F all month. Measurable precipitation falls on 15 days in a normal April, 4.11 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 14°C and low of 6°C, 104 mm of precipitation in April.
- NOAA stationArcata Eureka Airport
- Station IDUSW00024283
- Location40.98°N 124.11°W
- Elevation200 ft (61 m)
- Population18,748
- Jan 56° 41°
- Feb 57° 41°
- Mar 57° 41°
- Apr 58° 43°
- May 60° 46°
- Jun 63° 49°
- Jul 63° 51°
- Aug 65° 51°
- Sep 65° 49°
- Oct 64° 45°
- Nov 59° 42°
- Dec 56° 40°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Arcata in April?
The normal high is 58°F and the normal low 43°F, for a daily mean of 50.3°F. April is 1.3°F warmer than March and 2.6°F cooler than May. April is the 8th warmest month of the year in Arcata and the 6th wettest. Across the month the normal high rises 1°F, from 57°F on April 1 to 58°F on April 30. From one year to the next April's mean temperature typically moves about 1.9°F either way (NOAA's standard deviation), so roughly two Aprils in three average between 48°F and 52°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 55%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| April 1 | 57°F | 42°F | 55% | 35% |
| April 8 | 57°F | 42°F | 52% | 33% |
| April 15 | 58°F | 43°F | 49% | 30% |
| April 22 | 58°F | 43°F | 44% | 26% |
| April 30 | 58°F | 44°F | 40% | 22% |
Every day of April: normal high, low and chance of precipitation (warmest afternoon April 29, coldest night April 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| April 1 | 57°F | 42°F | 55% | 35% | 12 h 40 min |
| April 2 | 57°F | 42°F | 54% | 35% | 12 h 40 min |
| April 3 | 57°F | 42°F | 54% | 35% | 12 h 40 min |
| April 4 | 57°F | 42°F | 54% | 35% | 12 h 50 min |
| April 5 | 57°F | 42°F | 53% | 34% | 12 h 50 min |
| April 6 | 57°F | 42°F | 53% | 34% | 12 h 50 min |
| April 7 | 57°F | 42°F | 53% | 34% | 12 h 50 min |
| April 8 | 57°F | 42°F | 52% | 33% | 13 h |
| April 9 | 57°F | 42°F | 52% | 33% | 13 h |
| April 10 | 58°F | 42°F | 52% | 33% | 13 h |
| April 11 | 58°F | 42°F | 51% | 32% | 13 h 10 min |
| April 12 | 58°F | 43°F | 51% | 32% | 13 h 10 min |
| April 13 | 58°F | 43°F | 50% | 31% | 13 h 10 min |
| April 14 | 58°F | 43°F | 49% | 31% | 13 h 10 min |
| April 15 | 58°F | 43°F | 49% | 30% | 13 h 20 min |
| April 16 | 58°F | 43°F | 48% | 30% | 13 h 20 min |
| April 17 | 58°F | 43°F | 47% | 29% | 13 h 20 min |
| April 18 | 58°F | 43°F | 47% | 28% | 13 h 20 min |
| April 19 | 58°F | 43°F | 46% | 28% | 13 h 30 min |
| April 20 | 58°F | 43°F | 46% | 27% | 13 h 30 min |
| April 21 | 58°F | 43°F | 45% | 27% | 13 h 30 min |
| April 22 | 58°F | 43°F | 44% | 26% | 13 h 30 min |
| April 23 | 58°F | 43°F | 44% | 25% | 13 h 40 min |
| April 24 | 58°F | 43°F | 43% | 25% | 13 h 40 min |
| April 25 | 58°F | 43°F | 43% | 24% | 13 h 40 min |
| April 26 | 58°F | 44°F | 42% | 24% | 13 h 40 min |
| April 27 | 58°F | 44°F | 42% | 23% | 13 h 50 min |
| April 28 | 58°F | 44°F | 41% | 23% | 13 h 50 min |
| April 29 | 58°F | 44°F | 41% | 22% | 13 h 50 min |
| April 30 | 58°F | 44°F | 40% | 22% | 13 h 50 min |
- Normal high
- 58°FApril average
- Normal low
- 43°FApril average
- Precipitation
- 4.11 inmonth total
- Days with precipitation
- 150.01 inch or more
- Nights at 32°F or colder
- 1
- Daylight
- 12 h 40 min to 13 h 50 minApril 1 to April 30
- Days at 70°F or more
- 1
- Sunshine
- 73%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00024283; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Arcata in April?
On a given April day the chance of 0.01 inch or more is 48% on average, highest around April 1 (55%). In all, 4.11 in falls on 15 days of a normal April, 1 of them with an inch or more.
In a normal April in Arcata, 1 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00024283.
How humid and windy is Arcata in April?
At 3 p.m. the normal temperature is 56°F with 73% relative humidity and a dew point of 48°F; at 6 a.m. it is 46°F with 93% humidity. The wind averages 6.9 mph, most often from the northwest in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 46°F | 44°F | 93% | 3.7 mph | 36% |
| 9 a.m. | 53°F | 47°F | 79% | 6.8 mph | 44% |
| noon | 56°F | 48°F | 74% | 11.2 mph | 52% |
| 3 p.m. | 56°F | 48°F | 73% | 12.2 mph | 53% |
| 6 p.m. | 54°F | 47°F | 77% | 9.4 mph | 48% |
| 9 p.m. | 50°F | 47°F | 88% | 4.5 mph | 46% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00024283. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for April in Arcata?
The warmest April temperature on this station's record (since 1945) is 79°F, on April 1, 2000; the coldest is 29°F, on April 4, 2009. The wettest April brought 12.92 in (2003).
The April mean against the 1991-2020 normal of 50.3°F: 2021 47.1°F (−3.2), 2022 47.3°F (−3.0), 2023 48.0°F (−2.3), 2024 48.9°F (−1.4), 2025 50.6°F (+0.3), 2026 50.0°F (−0.3). 1 of 6 ran warmer than normal.
| April | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 47.1°F | −3.2°F | 0.67 in |
| 2022 | 47.3°F | −3.0°F | 5.08 in |
| 2023 | 48.0°F | −2.3°F | 3.42 in |
| 2024 | 48.9°F | −1.4°F | 1.43 in |
| 2025 | 50.6°F | +0.3°F | 1.98 in |
| 2026 | 50.0°F | −0.3°F | 3.99 in |
Source: records: ACIS, station USW00024283; recent months: ACIS, station USW00024283. Records and recent months use complete months only.
How does April in Arcata compare across California?
Across the 219 places PlainClimate covers in California, April normal highs run from 49°F in Tahoma to 87°F in Brawley; Arcata's is 58°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.