La Cañada Flintridge weather in May

In May, La Cañada Flintridge sees average daytime highs of 75°F and overnight lows near 54°F, with 0.5 in of rain across 2.3 wet days and about 13.8 hours of daylight. It is the 6th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 75°F through the month. The sky is clear or mostly clear about 63% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 18 min at the start of May to 14 h 06 min by month's end. Set against the rest of the year, May is La Cañada Flintridge's 6th-clearest and 7th-windiest month. For the whole year in context, see La Cañada Flintridge's year-round climate.

Daytime high
75°
6th warmest
Overnight low
54°
7th coldest
Rainfall
0.5 in
2.3 wet days
Daylight
13 h 48 min
4:56 AM – 6:42 PM
Cloud cover
31%
6th clearest
Wind
4 mph
7th windiest
Solar energy
7.56 kWh/m²
Travel score
8.8
out of 10

La Cañada Flintridge is city in Los Angeles County, California, United States.

Density
904/km²
people per km²
Founded
1976

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 75°F through the month.

A typical May day in La Cañada Flintridge reaches about 75°F in the afternoon and slips back to 54°F overnight — a 21°F spread between the day's warmth and the night's chill. On most days the high lands between 65°F and 86°F. Set against its neighbours, May runs about 5°F warmer than April and about 6°F cooler than June.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
17452
27453
37453
47453
57453
67453
77453
87453
97553
107553
117553
127554
137554
147554
157554
167554
177554
187554
197554
207554
217554
227555
237655
247655
257655
267655
277655
287755
297756
307756
317756

La Cañada Flintridge 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 daysDaylight (hours)Travel score
Jan62° / 44°3.45.8106.1
Feb63° / 44°3.76.710.76.1
Mar66° / 46°2.56.111.76.9
Apr71° / 49°1.03.612.87.9
May75° / 54°0.52.313.88.8
Jun81° / 59°0.10.514.28.4
Jul87° / 64°0.10.6146.4
Aug89° / 65°0.00.213.35.9
Sep85° / 62°0.20.912.27.0
Oct78° / 56°0.72.311.18.7
Nov69° / 48°0.9310.27.9
Dec62° / 43°2.35.29.86.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 63% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 14% of May, with mostly cloudy or overcast conditions the remaining 23%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17327
27327
37327
47327
57327
67327
77327
87426
97426
107426
117426
127525
137525
147723
157723
167723
177822
187822
197822
207921
218020
228020
238020
248020
258119
268218
278218
288218
298317
308416
318416

Chance of precipitation in May

Any precipitation

La Cañada Flintridge gets around 0.5 in of rain over 2.3 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 7% and peaks near 9% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
19
29
39
49
59
69
79
89
99
109
119
129
139
149
158
168
178
188
197
207
217
226
236
246
255
265
275
284
294
304
313

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 92% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1982
2982
3973
4973
5973
6964
7964
8955
9955
10946
11946
12937
13937
14928
15928
16928
17919
18919
19919
209010
219010
229010
238911
248911
258812
268812
278713
288614
298515
308515
318416

Wind in May

Winds average 4 mph in May.

Across May, daily wind ranges from about 4 mph on the calmest days to 4 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 18 min at the start of May to 14 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over May. Sunrise moves from 5:09 AM to 4:47 AM, and sunset from 6:30 PM to 6:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:096:30
213.45:086:31
313.45:076:32
413.45:066:33
513.55:056:34
613.55:046:34
713.55:036:35
813.65:026:36
913.65:026:37
1013.65:016:38
1113.65:006:38
1213.74:596:39
1313.74:586:40
1413.74:576:41
1513.84:566:41
1613.84:566:42
1713.84:556:43
1813.84:546:44
1913.84:546:45
2013.94:536:45
2113.94:526:46
2213.94:526:47
2313.94:516:47
2414.04:516:48
2514.04:506:49
2614.04:506:50
2714.04:496:50
2814.04:496:51
2914.14:486:52
3014.14:486:52
3114.14:476:53

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.56 kWh/m².

For context, solar energy here swings from a low near 2.95 kWh/m² to a high of 8.15 kWh/m² in June across the year — May's 7.56 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.3Intense
27.3Intense
37.3Intense
47.3Intense
57.4Intense
67.4Intense
77.4Intense
87.4Intense
97.4Intense
107.4Intense
117.5Intense
127.5Intense
137.5Intense
147.5Intense
157.5Intense
167.5Intense
177.6Intense
187.6Intense
197.6Intense
207.6Intense
217.6Intense
227.7Intense
237.7Intense
247.7Intense
257.7Intense
267.8Intense
277.8Intense
287.8Intense
297.8Intense
307.8Intense
317.9Intense
Planning a trip in May

Is May a good time to visit La Cañada Flintridge?

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

8.8
Sightseeing
1st-best month of the year
7.4
Beach & pool
6th-best month of the year

May is one of the better times to visit La Cañada Flintridge for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for La Cañada Flintridge in May

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

In May, La Cañada Flintridge sees daytime highs around 75°F and nights near 54°F. Pack sun protection. Worth having: light clothes.

sun protectionlight clothes

Sea temperature near La Cañada Flintridge in May

The nearest coast averages about 62°F in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 25 mi away) is warmest in August at about 68°F and coldest in February near 59°F.

It's comfortable for a long swim from Aug 4 to Sep 13 — about 1.3 months when the water holds above 68°F.

60°65°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°F)Comfort
Jan59Bracing
Feb59Bracing
Mar59Bracing
Apr59Cool
May62Cool
Jun65Cool
Jul67Cool
Aug68Refreshing
Sep68Refreshing
Oct66Cool
Nov63Cool
Dec60Cool

UV index in La Cañada Flintridge in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in La Cañada Flintridge peaks around July 11 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highExtremeVery highHighModerateJul 11UV 11Dec 16UV 3
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar5Moderate
Apr8Very high
May8Very high
Jun11Extreme
Jul11Extreme
Aug10Extreme
Sep8Very high
Oct6High
Nov3Moderate
Dec3Moderate

Air quality in La Cañada Flintridge 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 La Cañada Flintridge is worst in December — around 29 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (May, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateDec 1428 µg/m³May 1812 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb17Moderate
Mar17Moderate
Apr15Moderate
May12Good
Jun14Moderate
Jul25Moderate
Aug26Moderate
Sep24Moderate
Oct18Moderate
Nov23Moderate
Dec29Moderate
Location & terrain

Where is La Cañada Flintridge?

La Cañada Flintridge sits at 34.2°N, 118.2°W, 1,188 ft above sea level, in United States. The nearest listed city is Altadena, 3.1 mi away.

Topography around La Cañada Flintridge

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

Within 2 miles, the terrain around La Cañada Flintridge has significant variations in elevation — a maximum elevation change of 1,542 ft around an average of 1,404 ft above sea level; within 10 miles, very significant variations in elevation — a maximum elevation change of 5,860 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 10,013 ft.

The land around La Cañada Flintridge is covered by trees (51%) and artificial surfaces (31%) within 2 miles, artificial surfaces (35%), trees (32%) and shrubs (27%) within 10 miles, and artificial surfaces (23%) and grassland (21%) within 50 miles.

2 miles
1,542 ft
10 miles
5,860 ft
50 miles
10,013 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Altadena 3.1 mi · La Crescenta-Montrose 3.7 mi · Pasadena 4.3 mi · Glendale 5.6 mi · South Pasadena 6.2 mi · Tujunga 6.8 mi · Atwater Village 6.8 mi · Burbank 6.8 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 La Cañada Flintridge (34.1992°, -118.1878°, elevation 1,188 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).