Brawley weather in May

In May, Brawley sees average daytime highs of 96°F and overnight lows near 66°F, with 0.0 in of rain across 0.2 wet days and about 13.7 hours of daylight. It is the 5th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about 93°F in the first days to 99°F by the end. The sky is clear or mostly clear about 82% 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 hours by month's end. Set against the rest of the year, May is Brawley's 4th-clearest and 2nd-windiest month. For the whole year in context, see Brawley's year-round climate.

Daytime high
96°
5th warmest
Overnight low
66°
8th coldest
Rainfall
0.0 in
0.2 wet days
Daylight
13 h 42 min
4:48 AM – 6:29 PM
Cloud cover
17%
4th clearest
Wind
6 mph
2nd windiest
Solar energy
8.26 kWh/m²
Travel score
3.1
out of 10

Brawley is city in Imperial County, California, United States.

Density
1,302/km²
people per km²
Founded
1908

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 93°F in the first days to 99°F by the end.

A typical May day in Brawley reaches about 96°F in the afternoon and slips back to 66°F overnight — a 29°F spread between the day's warmth and the night's chill. On most days the high lands between 85°F and 105°F. Set against its neighbours, May runs about 8°F warmer than April and about 9°F cooler than June.

60°80°100°151015202531
Avg high (°F)Avg low (°F)
19264
29364
39364
49364
59364
69465
79465
89465
99465
109465
119465
129566
139566
149566
159566
169566
179667
189667
199667
209667
219667
229767
239768
249768
259868
269868
279869
289969
299969
309969
3110069

How May really feels in Brawley

Once humidity and wind are folded in, May averages 31 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
31
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Brawley weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan71° / 47°0.41.510.18.4
Feb75° / 50°0.51.810.88.7
Mar82° / 55°0.31.211.77.9
Apr88° / 60°0.10.512.85.9
May96° / 66°0.00.213.73.1
Jun104° / 74°0.00.114.10.4
Jul109° / 81°0.21.6140.0
Aug108° / 82°0.32.613.20.0
Sep102° / 75°0.31.412.20.8
Oct91° / 64°0.20.611.24.8
Nov79° / 54°0.20.610.38.6
Dec70° / 47°0.31.39.98.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 82% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 10% of May, with mostly cloudy or overcast conditions the remaining 9%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
19010
2919
3919
4919
5919
6919
7919
8919
9919
10919
11919
12919
13919
14919
15919
16919
17928
18928
19928
20928
21919
22919
23928
24928
25928
26928
27928
28928
29928
30928
31928

Chance of precipitation in May

Any precipitation

Brawley gets around 0.0 in of rain over 0.2 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 1% and peaks near 1% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
21
31
41
51
61
71
81
91
101
111
121
131
141
151
161
171
181
191
201
211
221
230
240
250
260
270
280
290
300
311

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 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
11000
2991
3991
4991
5991
6991
7991
8991
9991
10991
11982
12982
13982
14982
15982
16982
17982
18982
19982
20982
21982
22973
23973
24973
25973
26973
27973
28973
29973
30973
31973

Wind in May

Winds average 6 mph in May.

Across May, daily wind ranges from about 6 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
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in May

DaylightNight

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

Days grow by about 42 minutes over May. Sunrise moves from 5:01 AM to 4:40 AM, and sunset from 6:18 PM to 6:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:016:18
213.35:006:19
313.34:596:19
413.44:586:20
513.44:576:21
613.44:566:22
713.54:556:22
813.54:546:23
913.54:536:24
1013.54:526:25
1113.64:516:25
1213.64:516:26
1313.64:506:27
1413.64:496:28
1513.74:486:28
1613.74:486:29
1713.74:476:30
1813.74:466:31
1913.84:466:31
2013.84:456:32
2113.84:446:33
2213.84:446:33
2313.94:436:34
2413.94:436:35
2513.94:426:36
2613.94:426:36
2713.94:416:37
2813.94:416:37
2914.04:406:38
3014.04:406:39
3114.04:406:39

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 8.26 kWh/m².

For context, solar energy here swings from a low near 3.3 kWh/m² to a high of 8.53 kWh/m² in June across the year — May's 8.26 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
18.0Intense
28.0Intense
38.0Intense
48.1Intense
58.1Intense
68.1Intense
78.1Intense
88.1Intense
98.1Intense
108.2Intense
118.2Intense
128.2Intense
138.2Intense
148.2Intense
158.3Intense
168.3Intense
178.3Intense
188.3Intense
198.3Intense
208.3Intense
218.3Intense
228.4Intense
238.4Intense
248.4Intense
258.4Intense
268.4Intense
278.4Intense
288.4Intense
298.5Intense
308.5Intense
318.5Intense
Planning a trip in May

Is May a good time to visit Brawley?

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

3.1
Sightseeing
8th-best month of the year
6.9
Beach & pool
6th-best month of the year

May is a weaker month for outdoor sightseeing in Brawley. The water and warmth also suit a beach or pool day.

What to pack for Brawley in May

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

In May, Brawley sees daytime highs around 96°F and nights near 66°F. Pack light clothes and sun protection.

light clothessun protection

UV index in Brawley in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Brawley peaks around June 21 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 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 highHighModerateJun 21UV 11Dec 18UV 3
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar5Moderate
Apr8Very high
May8Very high
Jun11Extreme
Jul10Extreme
Aug10Extreme
Sep8Very high
Oct6High
Nov4Moderate
Dec3Moderate
Location & terrain

Where is Brawley?

Brawley sits at 33.0°N, 115.5°W, -112 ft above sea level, in United States. The nearest listed city is Imperial, 9.3 mi away.

Topography around Brawley

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

Within 2 miles, the terrain around Brawley has only modest variations in elevation — a maximum elevation change of 92 ft around an average of -121 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 282 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 6,010 ft.

The land around Brawley is covered by cropland (40%), artificial surfaces (28%) and bare terrain (25%) within 2 miles, cropland (78%) within 10 miles, and bare terrain (68%) within 50 miles.

2 miles
92 ft
10 miles
282 ft
50 miles
6,010 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Imperial 9.3 mi · El Centro 13 mi · Calexico 21 mi · Santa Isabel 24 mi · Mexicali 25 mi · Puebla 30 mi · Ciudad Guadalupe Victoria 54 mi · Somerton 55 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 Brawley (32.9787°, -115.5303°, elevation -112 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).