Rocha weather in May

In May, Rocha sees average daytime highs of 18°C and overnight lows near 12°C, with 85 mm of rain across 8.1 wet days and about 10.2 hours of daylight. It is the 8th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 19°C in the first days to 16°C by the end. The sky is clear or mostly clear about 27% of the time in May, and the air most often feels dry.

Daylight stretches from about 10 h 36 min at the start of May to 9 h 54 min by month's end. Set against the rest of the year, May is Rocha's 12th-clearest and 11th-windiest month. For the whole year in context, see Rocha's year-round climate.

Daytime high
18°
8th warmest
Overnight low
12°
5th coldest
Rainfall
85 mm
8.1 wet days
Daylight
10 h 12 min
8:27 AM – 6:40 PM
Cloud cover
62%
12th clearest
Wind
16 km/h
11th windiest
Solar energy
2.66 kWh/m²
Travel score
6.0
out of 10

Rocha is city in Uruguay.

Density
1,402/km²
people per km²
Founded
1793

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 19°C in the first days to 16°C by the end.

A typical May day in Rocha reaches about 18°C in the afternoon and slips back to 12°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 22°C. Set against its neighbours, May runs about 3°C cooler than April and about 3°C warmer than June.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11913
21913
31913
41913
51913
61913
71913
81913
91912
101912
111812
121812
131812
141812
151812
161812
171812
181812
191812
201712
211711
221711
231711
241711
251711
261711
271711
281711
291611
301610
311610

Rocha weather by month

How May compares with the rest of the year at a glance. May is the 8th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 18°828.9147.1
Feb25° / 19°989.613.36.8
Mar24° / 17°989.812.37.0
Apr21° / 15°1108.811.26.6
May18° / 12°858.110.26.0
Jun15° / 998.39.74.8
Jul14° / 978.69.94.3
Aug16° / 1038.510.74.9
Sep17° / 10°958.811.85.4
Oct19° / 12°1079.812.96.1
Nov21° / 14°968.613.86.8
Dec24° / 17°858.514.37.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in May, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 56%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
24951
35050
45050
55050
65050
74951
85050
94951
104852
114753
124654
134654
144456
154456
164258
174357
184258
194060
204159
214060
223961
233961
243961
254060
263961
274060
284060
294159
304159
314159

Chance of precipitation in May

Any precipitation

Rocha gets around 85 mm of rain over 8.1 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 25% and peaks near 27% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
127
227
326
426
526
626
726
826
925
1025
1124
1224
1324
1424
1524
1624
1724
1824
1924
2024
2125
2225
2325
2426
2526
2626
2726
2826
2927
3026
3126

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 66% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15722192
25822182
35822182
45922172
56022171
66122161
76222151
86222151
96322141
106322141
116422131
126323131
136323131
146323131
156422131
166422131
176422131
186521131
196521131
206620131
216719131
226719131
236918121
247017121
257216111
267315111
277415101
28761491
29761491
30781381
31791371

Wind in May

Winds average 16 km/h in May.

Across May, daily wind ranges from about 16 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 10 h 36 min at the start of May to 9 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over May. Sunrise moves from 8:15 AM to 8:38 AM, and sunset from 6:54 PM to 6:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.68:156:54
210.68:166:53
310.68:176:51
410.58:186:50
510.58:196:49
610.58:196:48
710.58:206:47
810.48:216:47
910.48:226:46
1010.48:236:45
1110.38:236:44
1210.38:246:43
1310.38:256:42
1410.38:266:41
1510.28:276:40
1610.28:276:40
1710.28:286:39
1810.28:296:38
1910.18:306:38
2010.18:306:37
2110.18:316:36
2210.18:326:36
2310.08:336:35
2410.08:336:34
2510.08:346:34
2610.08:356:33
2710.08:366:33
289.98:366:32
299.98:376:32
309.98:386:32
319.98:386:31

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 2.66 kWh/m².

For context, solar energy here swings from a low near 2.21 kWh/m² to a high of 7.41 kWh/m² in December across the year — May's 2.66 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.1Moderate
23.1Moderate
33.1Moderate
43.0Moderate
53.0Moderate
63.0Moderate
72.9Moderate
82.9Moderate
92.9Moderate
102.8Moderate
112.8Moderate
122.8Moderate
132.7Moderate
142.7Moderate
152.7Moderate
162.6Moderate
172.6Moderate
182.6Moderate
192.5Moderate
202.5Moderate
212.5Moderate
222.5Moderate
232.4Moderate
242.4Moderate
252.4Moderate
262.4Moderate
272.4Moderate
282.4Moderate
292.4Moderate
302.3Moderate
312.3Moderate
Planning a trip in May

Is May a good time to visit Rocha?

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

6.0
Sightseeing
8th-best month of the year
2.0
Beach & pool
8th-best month of the year

May is a reasonable time to visit Rocha for sightseeing.

What to pack for Rocha in May

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

In May, Rocha sees daytime highs around 18°C and nights near 12°C. Worth packing: rain gear. About 8 days see rain.

rain gear

Sea temperature near Rocha in May

The nearest coast averages about 17°C 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 km away) is warmest in February at about 23°C and coldest in July near 12°C.

It's comfortable for a long swim from Dec 14 to Apr 16 — about 4.1 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan22Refreshing
Feb23Refreshing
Mar22Refreshing
Apr20Refreshing
May17Cool
Jun14Bracing
Jul12Bracing
Aug12Bracing
Sep13Bracing
Oct15Cool
Nov18Cool
Dec20Refreshing

UV index in Rocha in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Rocha peaks around January 16 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 16UV 12Jun 18UV 3
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar10Very high
Apr6High
May3Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct8Very high
Nov11Extreme
Dec12Extreme
Location & terrain

Where is Rocha?

Rocha sits at 34.5°S, 54.3°W, 8 m above sea level, in Uruguay. The nearest listed city is La Paloma, 25 km away.

San CarlosMaldonadoPunta del EsteMinasPiriapolisSanta Vitória do PalmarTreinta y Tres

Topography around Rocha

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rocha.

Within 3 km, the terrain around Rocha has only modest variations in elevation — a maximum elevation change of 54 m around an average of 21 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 324 m; within 80 km, significant variations in elevation — a maximum elevation change of 498 m.

The land around Rocha is covered by grassland (54%), trees (21%) and artificial surfaces (20%) within 3 km, grassland (64%) and trees (21%) within 16 km, and grassland (47%) and water (31%) within 80 km.

3 km
54 m
16 km
324 m
80 km
498 m
treesgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: La Paloma 25 km · San Carlos 64 km · Maldonado 73 km · Punta del Este 76 km · Minas 84 km · Piriapolis 96 km · Santa Vitória do Palmar 139 km · Treinta y Tres 139 km

Uruguay travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / I / L
230 V · 50 Hz
Prices
≈ 66% of US
price level, 2025
GDP per capita
$25,216
2025
Happiness
6.6 / 10
World Happiness, 2025
Homicide rate
11.2
per 100k, 2023
Road deaths
14.8
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 542
Religion
none 47%Roman Catholic 37%Protestant 15%atheist 10%

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 Rocha (-34.48°, -54.3306°, elevation 8 m), 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).