Bayside weather in May

In May, Bayside sees average daytime highs of 58°F and overnight lows near 47°F, with 2.4 in of precipitation across 7.2 wet days and about 14.2 hours of daylight. It is the 6th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 58°F through the month. The sky is clear or mostly clear about 37% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 42 min at the start of May to 14 h 42 min by month's end. Set against the rest of the year, May is Bayside's 6th-clearest and 7th-windiest month. For the whole year in context, see Bayside's year-round climate.

Daytime high
58°
6th warmest
Overnight low
47°
7th coldest
Precipitation
2.4 in
7.2 wet days
Daylight
14 h 18 min
5:04 AM – 7:21 PM
Cloud cover
53%
6th clearest
Wind
7 mph
7th windiest
Solar energy
6.68 kWh/m²
Travel score
4.7
out of 10

Bayside is unincorporated community in Humboldt County, California, United States.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 58°F through the month.

A typical May day in Bayside reaches about 58°F in the afternoon and slips back to 47°F overnight — a 11°F spread between the day's warmth and the night's chill. On most days the high lands between 52°F and 65°F. Set against its neighbours, May runs about 4°F warmer than April and about 4°F cooler than June.

30°40°50°60°70°151015202531
Avg high (°F)Avg low (°F)
15745
25745
35745
45745
55746
65746
75746
85746
95746
105746
115846
125846
135846
145847
155847
165847
175847
185847
195847
205847
215847
225947
235948
245948
255948
265948
275948
285948
296048
306048
316048

Bayside weather by month

How May compares with the rest of the year at a glance. May is the 6th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan51° / 41°8.615.41.89.42.2
Feb52° / 41°7.113.12.410.42.4
Mar53° / 42°7.414.72.711.72.6
Apr55° / 44°4.411.8113.13.3
May58° / 47°2.47.20.114.24.7
Jun62° / 50°1.03.8014.96.3
Jul66° / 53°0.10.8014.68.0
Aug67° / 53°0.20.9013.68.1
Sep66° / 52°0.72.5012.37.7
Oct61° / 48°3.26.4010.95.9
Nov55° / 44°6.212.30.59.73.2
Dec50° / 40°10.115.41.79.12.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 18% of May, with mostly cloudy or overcast conditions the remaining 45%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25347
35347
45347
55446
65446
75446
85446
95446
105446
115446
125545
135545
145446
155446
165545
175545
185446
195545
205446
215545
225545
235644
245644
255644
265644
275743
285743
295743
305743
315743

Chance of precipitation in May

Any precipitation

Bayside gets around 2.4 in of rain and snow over 7.2 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 23% and peaks near 26% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)
126
225
324
424
524
624
724
824
924
1024
1125
1225
1325
1425
1525
1625
1725
1825
1925
2025
2124
2223
2323
2422
2521
2621
2720
2820
2920
3019
3119

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
20991
21991
22991
23991
24982
25982
26982
27982
28973
29973
30973
31973

Wind in May

Winds average 7 mph in May.

Across May, 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.

0246810151015202531
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
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 42 min at the start of May to 14 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 60 minutes over May. Sunrise moves from 5:22 AM to 4:53 AM, and sunset from 7:05 PM to 7:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:227:05
213.85:207:06
313.85:197:07
413.85:187:08
513.95:177:09
613.95:157:10
714.05:147:11
814.05:137:13
914.05:127:14
1014.15:117:15
1114.15:107:16
1214.15:087:17
1314.25:077:18
1414.25:067:19
1514.25:057:20
1614.35:047:21
1714.35:037:22
1814.35:027:23
1914.45:027:24
2014.45:017:25
2114.45:007:25
2214.54:597:26
2314.54:587:27
2414.54:587:28
2514.54:577:29
2614.64:567:30
2714.64:557:31
2814.64:557:32
2914.64:547:33
3014.74:547:33
3114.74:537:34

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.68 kWh/m².

For context, solar energy here swings from a low near 1.65 kWh/m² to a high of 7.82 kWh/m² in July across the year — May's 6.68 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.4Intense
56.4Intense
66.4Intense
76.5Intense
86.5Intense
96.5Intense
106.5Intense
116.5Intense
126.6Intense
136.6Intense
146.6Intense
156.6Intense
166.6Intense
176.7Intense
186.7Intense
196.7Intense
206.7Intense
216.8Intense
226.8Intense
236.8Intense
246.8Intense
256.9Intense
266.9Intense
277.0Intense
287.0Intense
297.0Intense
307.0Intense
317.1Intense
Planning a trip in May

Hazard calendar for Bayside

In seasonPeak

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

Bayside'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 May a good time to visit Bayside?

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

4.7
Sightseeing
6th-best month of the year
0.1
Beach & pool
6th-best month of the year

May is a reasonable time to visit Bayside for sightseeing.

What to pack for Bayside in May

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

In May, Bayside sees daytime highs around 58°F and nights near 47°F. Pack sun protection. Worth having: a warm layer. About 7 days see rain.

sun protectiona warm layer

Sea temperature near Bayside in May

The nearest coast averages about 52°F in May — 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 Bayside in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bayside 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 Bayside in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Bayside is worst in September — around 116 µg/m³ PM2.5 (unhealthy), about 23.7× the cleanest month (January, 5 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecGoodUnhealthyGoodSep 12110 µg/m³Jan 15 µg/m³
PM2.5 (µg/m³)Level
Jan5Good
Feb7Good
Mar7Good
Apr7Good
May6Good
Jun6Good
Jul12Good
Aug85Unhealthy
Sep116Unhealthy
Oct16Moderate
Nov6Good
Dec5Good
Location & terrain

Where is Bayside?

Bayside sits at 40.8°N, 124.1°W, 30 ft above sea level, in United States. The nearest listed city is Arcata, 1.9 mi away.

Topography around Bayside

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

Within 2 miles, the terrain around Bayside has significant variations in elevation — a maximum elevation change of 1,362 ft around an average of 285 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 2,920 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 7,415 ft.

The land around Bayside is covered by trees (61%) and grassland (20%) within 2 miles, trees (62%) and water (22%) within 10 miles, and trees (68%) and water (26%) within 50 miles.

2 miles
1,362 ft
10 miles
2,920 ft
50 miles
7,415 ft
treesgrasslandartificial surfacesbare terrainwaterwetland
May weather nearby: Arcata 1.9 mi · Eureka 6.2 mi · McKinleyville 7.5 mi · Redding 89 mi · Grants Pass 117 mi · Ashland 117 mi · Medford 119 mi · Central Point 121 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 Bayside (40.8424°, -124.0637°, elevation 30 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).