Delano weather in May

In May, Delano sees average daytime highs of 82°F and overnight lows near 60°F, with 0.4 in of rain across 2.3 wet days and about 13.9 hours of daylight. It is the 5th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 79°F in the first days to 85°F by the end. The sky is clear or mostly clear about 66% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 24 min at the start of May to 14 h 12 min by month's end. Set against the rest of the year, May is Delano's 6th-clearest and 1st-windiest month. For the whole year in context, see Delano's year-round climate.

Daytime high
82°
5th warmest
Overnight low
60°
8th coldest
Rainfall
0.4 in
2.3 wet days
Daylight
13 h 54 min
4:57 AM – 6:50 PM
Cloud cover
30%
6th clearest
Wind
4 mph
1st windiest
Solar energy
7.58 kWh/m²
Travel score
7.7
out of 10

Delano is city in California, United States.

Density
1,418/km²
people per km²
Founded
1869

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 79°F in the first days to 85°F by the end.

A typical May day in Delano reaches about 82°F in the afternoon and slips back to 60°F overnight — a 23°F spread between the day's warmth and the night's chill. On most days the high lands between 71°F and 93°F. Set against its neighbours, May runs about 8°F warmer than April and about 8°F cooler than June.

60°80°100°151015202531
Avg high (°F)Avg low (°F)
17956
27957
37957
47957
58057
68058
78058
88058
98058
108158
118158
128159
138159
148159
158259
168259
178260
188260
198260
208360
218360
228361
238361
248461
258461
268562
278562
288562
298562
308663
318663

How May really feels in Delano

Once humidity and wind are folded in, May averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Delano weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan59° / 43°2.16.99.95.1
Feb63° / 46°2.17.910.65.8
Mar68° / 49°2.16.811.76.9
Apr74° / 53°1.0412.98.1
May82° / 60°0.42.313.97.7
Jun91° / 66°0.10.514.45.1
Jul96° / 72°0.00.214.22.9
Aug96° / 71°0.00.213.43.2
Sep89° / 66°0.00.412.25.5
Oct79° / 57°0.52.111.18.5
Nov66° / 48°1.0410.17.3
Dec59° / 42°1.86.29.65.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 66% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 19%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17624
27723
37723
47723
57723
67822
77822
87822
97822
107822
117822
127921
137921
148020
158119
168218
178218
188218
198317
208317
218317
228416
238416
248515
258515
268515
278515
288515
298515
308614
318614

Chance of precipitation in May

Any precipitation

Delano gets around 0.4 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 10% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
110
210
39
49
59
69
79
89
99
109
119
129
138
148
158
168
178
187
197
207
217
226
236
245
255
265
274
284
294
304
314

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 91% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19550
29550
39460
49460
59460
69460
79460
89460
99460
109460
119370
129370
139370
149280
159181
169181
179181
189091
199091
209091
219091
229091
239091
2488102
2588102
2688102
2787112
2888111
2988111
3087121
3187121

Wind in May

Winds average 4 mph in May, the windiest month of the year.

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 24 min at the start of May to 14 h 12 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 5:11 AM to 4:48 AM, and sunset from 6:37 PM to 7:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:116:37
213.55:106:38
313.55:096:39
413.55:086:40
513.65:076:41
613.65:066:41
713.65:056:42
813.75:046:43
913.75:036:44
1013.75:026:45
1113.75:016:46
1213.85:006:46
1313.84:596:47
1413.84:586:48
1513.94:586:49
1613.94:576:50
1713.94:566:51
1813.94:556:51
1914.04:546:52
2014.04:546:53
2114.04:536:54
2214.04:526:55
2314.14:526:55
2414.14:516:56
2514.14:516:57
2614.14:506:58
2714.14:506:58
2814.24:496:59
2914.24:497:00
3014.24:487:00
3114.24:487:01

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.58 kWh/m².

For context, solar energy here swings from a low near 2.54 kWh/m² to a high of 8.25 kWh/m² in June across the year — May's 7.58 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.2Intense
27.2Intense
37.2Intense
47.3Intense
57.3Intense
67.3Intense
77.3Intense
87.4Intense
97.4Intense
107.4Intense
117.5Intense
127.5Intense
137.5Intense
147.5Intense
157.5Intense
167.6Intense
177.6Intense
187.6Intense
197.6Intense
207.7Intense
217.7Intense
227.7Intense
237.7Intense
247.8Intense
257.8Intense
267.8Intense
277.8Intense
287.9Intense
297.9Intense
307.9Intense
317.9Intense
Planning a trip in May

Is May a good time to visit Delano?

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

7.7
Sightseeing
3rd-best month of the year
8.4
Beach & pool
2nd-best month of the year

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

What to pack for Delano in May

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

In May, Delano sees daytime highs around 82°F and nights near 60°F. Pack light clothes and sun protection.

light clothessun protection

UV index in Delano 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 Delano peaks around June 20 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highVery highHighModerateJun 20UV 10Dec 16UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May8Very high
Jun11Extreme
Jul10Very high
Aug10Very high
Sep7Very high
Oct5High
Nov3Moderate
Dec2Moderate

Air quality in Delano 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 Delano is worst in September — around 69 µg/m³ PM2.5 (unhealthy), about 7.3× the cleanest month (May, 10 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateUnhealthyModerateSep 1665 µg/m³May 2410 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar15Moderate
Apr12Good
May10Good
Jun10Good
Jul17Moderate
Aug33Moderate
Sep69Unhealthy
Oct36Poor
Nov16Moderate
Dec14Moderate
Location & terrain

Where is Delano?

Delano sits at 35.8°N, 119.2°W, 315 ft above sea level, in United States. The nearest listed city is Wasco, 13 mi away.

Topography around Delano

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

Within 2 miles, the terrain around Delano has only modest variations in elevation — a maximum elevation change of 105 ft around an average of 312 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 525 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 9,957 ft.

The land around Delano is covered by artificial surfaces (42%) and grassland (23%) within 2 miles, cropland (40%), trees (27%) and grassland (20%) within 10 miles, and grassland (45%), trees (22%) and cropland (21%) within 50 miles.

2 miles
105 ft
10 miles
525 ft
50 miles
9,957 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrain
May weather nearby: Wasco 13 mi · Shafter 19 mi · Porterville 24 mi · Oildale 27 mi · Corcoran 29 mi · Bakersfield 30 mi · Tulare 31 mi · Visalia 39 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 Delano (35.7688°, -119.2471°, elevation 315 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. 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).