McKinleyville weather in April

In April, McKinleyville sees average daytime highs of 55°F and overnight lows near 44°F, with 4.8 in of precipitation across 12.1 wet days and about 13.1 hours of daylight. It is the 7th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 53°F in the first days to 56°F by the end. The sky is clear or mostly clear about 29% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 24 min at the start of April to 13 h 42 min by month's end. Set against the rest of the year, April is McKinleyville's 7th-clearest and 5th-windiest month. For the whole year in context, see McKinleyville's year-round climate.

Daytime high
55°
7th warmest
Overnight low
44°
6th coldest
Precipitation
4.8 in
12.1 wet days
Daylight
13 h 06 min
5:44 AM – 6:49 PM
Cloud cover
61%
7th clearest
Wind
7 mph
5th windiest
Solar energy
5.44 kWh/m²
Travel score
3.2
out of 10

McKinleyville is census-designated place in Humboldt County, California, United States.

Density
279/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 53°F in the first days to 56°F by the end.

A typical April day in McKinleyville reaches about 55°F in the afternoon and slips back to 44°F overnight — a 11°F spread between the day's warmth and the night's chill. On most days the high lands between 48°F and 61°F. Set against its neighbours, April runs about 2°F warmer than March and about 3°F cooler than May.

30°40°50°60°70°151015202530
Avg high (°F)Avg low (°F)
15342
25342
35342
45343
55343
65343
75343
85343
95443
105443
115443
125443
135443
145443
155444
165444
175544
185544
195544
205544
215544
225544
235544
245644
255645
265645
275645
285645
295645
305645

McKinleyville weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan51° / 41°9.315.31.79.42.2
Feb52° / 41°7.413.52.410.42.4
Mar53° / 42°7.815.12.611.72.6
Apr55° / 44°4.812.10.713.13.2
May58° / 47°2.67.4014.34.6
Jun62° / 50°1.03.7014.96.3
Jul66° / 53°0.10.7014.67.9
Aug67° / 53°0.20.9013.68.0
Sep65° / 51°0.82.6012.37.6
Oct61° / 48°3.56.5010.95.8
Nov54° / 44°6.912.60.49.73.2
Dec51° / 41°11.215.51.89.12.1

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 14% of April, with mostly cloudy or overcast conditions the remaining 57%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13961
23961
33961
43961
53961
63862
73862
83862
93862
103862
113862
123961
134060
144060
154159
164159
174258
184357
194456
204456
214555
224555
234753
244852
254852
264951
275050
285050
295149
305248

Chance of precipitation in April

Any precipitationSnow

McKinleyville gets around 4.8 in of rain and snow over 12.1 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 41% and peaks near 46% on the wettest days, and about 1 day brings snow. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)Snow chance (%)
1455
2455
3455
4455
5454
6454
7464
8464
9464
10463
11463
12463
13463
14452
15452
16442
17432
18422
19402
20391
21381
22371
23361
24341
25331
26321
27311
28301
29291
30280

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

Most of April feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, April lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
30991

Wind in April

Winds average 7 mph in April.

Across April, daily wind ranges from about 7 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 24 min at the start of April to 13 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 78 minutes over April. Sunrise moves from 6:09 AM to 5:23 AM, and sunset from 6:33 PM to 7:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:096:33
212.56:076:34
312.56:056:35
412.56:046:37
512.66:026:38
612.66:006:39
712.75:596:40
812.75:576:41
912.85:556:42
1012.85:546:43
1112.95:526:44
1212.95:506:45
1313.05:496:46
1413.05:476:47
1513.05:456:48
1613.15:446:49
1713.15:426:50
1813.25:416:52
1913.25:396:53
2013.35:386:54
2113.35:366:55
2213.45:356:56
2313.45:336:57
2413.45:326:58
2513.55:306:59
2613.55:297:00
2713.65:277:01
2813.65:267:02
2913.65:247:03
3013.75:237:04

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.44 kWh/m².

For context, solar energy here swings from a low near 1.64 kWh/m² to a high of 7.8 kWh/m² in July across the year — April's 5.44 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.9Bright
44.9Bright
54.9Bright
65.0Bright
75.0Bright
85.0Bright
95.1Bright
105.1Bright
115.2Bright
125.2Bright
135.2Bright
145.3Bright
155.3Bright
165.4Bright
175.4Bright
185.5Bright
195.6Bright
205.6Bright
215.7Bright
225.7Bright
235.8Bright
245.9Bright
255.9Bright
266.0Bright
276.0Intense
286.1Intense
296.2Intense
306.2Intense
Planning a trip in April

Hazard calendar for McKinleyville

In seasonPeak

None of McKinleyville's seasonal hazards are active in April. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

McKinleyville's rainy season runs November–March, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is April a good time to visit McKinleyville?

Our two travel scores rate April for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.2
Sightseeing
7th-best month of the year
0.0
Beach & pool
8th-best month of the year

April is a weaker month for outdoor sightseeing in McKinleyville.

What to pack for McKinleyville in April

From April's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In April, McKinleyville sees daytime highs around 55°F and nights near 44°F. Worth packing: a warm layer, rain gear and sun protection. About 12 days see rain.

a warm layerrain gearsun protection

Sea temperature near McKinleyville in April

The nearest coast averages about 52°F in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 55°F and coldest in March near 51°F.

The water stays below 68°F all year — cool enough that most swimmers want a wetsuit.

50°52°54°56°JanFebMarAprMayJunJulAugSepOctNovDecbracing
Sea temperature (°F)Comfort
Jan52Bracing
Feb52Bracing
Mar51Bracing
Apr52Bracing
May52Bracing
Jun53Bracing
Jul54Bracing
Aug55Bracing
Sep55Bracing
Oct54Bracing
Nov53Bracing
Dec53Bracing

UV index in McKinleyville in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in McKinleyville peaks around June 21 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJun 21UV 9Dec 15UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May9Very high
Jun10Very high
Jul9Very high
Aug8Very high
Sep5High
Oct5Moderate
Nov2Low
Dec2Low

Air quality in McKinleyville in April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.

Air quality in McKinleyville is worst in September — around 154 µg/m³ PM2.5 (very unhealthy), about 39.6× the cleanest month (January, 4 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0306090120150180JanFebMarAprMayJunJulAugSepOctNovDecGoodUnhealthyUnhealthyGoodSep 10151 µg/m³Jan 134 µg/m³
PM2.5 (µg/m³)Level
Jan4Good
Feb7Good
Mar6Good
Apr7Good
May6Good
Jun6Good
Jul17Moderate
Aug137Unhealthy
Sep154Very unhealthy
Oct13Moderate
Nov6Good
Dec5Good
Location & terrain

Where is McKinleyville?

McKinleyville sits at 40.9°N, 124.1°W, 144 ft above sea level, in United States. The nearest listed city is Arcata, 5.6 mi away.

Topography around McKinleyville

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of McKinleyville.

Within 2 miles, the terrain around McKinleyville has only modest variations in elevation — a maximum elevation change of 643 ft around an average of 180 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 3,038 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 7,415 ft.

The land around McKinleyville is covered by trees (50%) and grassland (23%) within 2 miles, trees (48%) and water (41%) within 10 miles, and trees (67%) and water (27%) within 50 miles.

2 miles
643 ft
10 miles
3,038 ft
50 miles
7,415 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Arcata 5.6 mi · Bayside 7.5 mi · Eureka 11 mi · Redding 93 mi · Grants Pass 111 mi · Ashland 112 mi · Medford 114 mi · Central Point 116 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for McKinleyville (40.9465°, -124.1006°, elevation 144 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).