Atalaya weather in May

In May, Atalaya sees average daytime highs of 28°C and overnight lows near 20°C, with 104 mm of rain across 16.5 wet days and about 11.5 hours of daylight. It is the 10th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 21% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 11 h 36 min at the start of May to 11 h 24 min by month's end. Set against the rest of the year, May is Atalaya's 5th-clearest and 6th-windiest month. For the whole year in context, see Atalaya's year-round climate.

Daytime high
28°
10th warmest
Overnight low
20°
4th coldest
Rainfall
104 mm
16.5 wet days
Daylight
11 h 30 min
6:06 AM – 5:37 PM
Cloud cover
63%
5th clearest
Wind
4 km/h
6th windiest
Solar energy
4.31 kWh/m²
Travel score
5.1
out of 10

Atalaya is city in Ucayali, Peru.

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 28°C through the month.

A typical May day in Atalaya reaches about 28°C in the afternoon and slips back to 20°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 30°C. Set against its neighbours, May runs on par with April and on par with June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12921
22921
32921
42821
52821
62821
72821
82820
92820
102820
112820
122820
132820
142820
152820
162820
172820
182820
192820
202820
212820
222820
232820
242820
252820
262820
272820
282820
292820
302820
312820

How May really feels in Atalaya

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

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
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.

Atalaya weather by month

How May compares with the rest of the year at a glance. May is the 10th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 22°33529.312.63.0
Feb29° / 22°31726.412.43.0
Mar29° / 21°30828.412.13.1
Apr29° / 21°20022.911.83.7
May28° / 20°10416.511.55.1
Jun28° / 20°7211.311.46.2
Jul28° / 19°519.511.46.5
Aug30° / 20°629.411.65.5
Sep30° / 21°11715.611.94.2
Oct30° / 21°19124.212.23.4
Nov29° / 22°2432512.53.3
Dec29° / 22°31228.712.63.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 22% of May, with mostly cloudy or overcast conditions the remaining 56%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13268
23466
33565
43862
54060
64159
74258
84357
94357
104555
114555
124555
134555
144555
154555
164555
174555
184456
194456
204456
214456
224456
234555
244555
254654
264654
274753
284852
294951
304951
315050

Chance of precipitation in May

Any precipitation

Atalaya gets around 104 mm of rain over 16.5 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 54% and peaks near 67% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
167
265
364
463
561
660
759
858
958
1057
1156
1255
1355
1454
1553
1653
1753
1852
1952
2051
2151
2250
2350
2449
2549
2648
2748
2847
2947
3047
3146

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 67% of days. Sticky, muggy-or-worse air turns up on roughly 93% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1151975
2152074
3162172
4162172
5162271
6162370
7162370
8162469
9162469
10162568
11162568
12162667
13162667
14162667
15162667
16162667
17162667
18162766
19152767
20152767
21152767
22152866
23152866
24152965
25162964
26163063
27163162
28163261
29163360
30163459
31163558

Wind in May

Winds average 4 km/h in May.

Across May, daily wind ranges from about 3 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
13calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
223calm
233calm
243calm
253calm
263calm
273calm
283calm
293calm
303calm
313calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 36 min at the start of May to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over May. Sunrise moves from 6:03 AM to 6:10 AM, and sunset from 5:41 PM to 5:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:035:41
211.66:045:41
311.66:045:40
411.66:045:40
511.66:045:40
611.66:045:39
711.66:045:39
811.66:045:39
911.66:055:38
1011.66:055:38
1111.56:055:38
1211.56:055:37
1311.56:055:37
1411.56:065:37
1511.56:065:37
1611.56:065:37
1711.56:065:36
1811.56:065:36
1911.56:075:36
2011.56:075:36
2111.56:075:36
2211.56:075:36
2311.56:085:36
2411.56:085:35
2511.56:085:35
2611.46:085:35
2711.46:095:35
2811.46:095:35
2911.46:095:35
3011.46:095:35
3111.46:105:35

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.31 kWh/m².

For context, solar energy here swings from a low near 4.18 kWh/m² to a high of 5.48 kWh/m² in September across the year — May's 4.31 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.4Bright
104.4Bright
114.4Bright
124.4Bright
134.4Bright
144.3Bright
154.3Bright
164.3Bright
174.3Bright
184.3Bright
194.3Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.1Bright
284.1Bright
294.1Bright
304.1Bright
314.1Bright
Planning a trip in May

Hazard calendar for Atalaya

In seasonPeak

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

Atalaya's rainy season runs October–April, 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 Atalaya?

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

5.1
Sightseeing
4th-best month of the year
5.8
Beach & pool
5th-best month of the year

May is a reasonable time to visit Atalaya for sightseeing.

What to pack for Atalaya in May

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

In May, Atalaya sees daytime highs around 28°C and nights near 20°C. Pack light clothes and rain gear. About 17 days see rain.

light clothesrain gear

UV index in Atalaya in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Atalaya peaks around February 10 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 12 at about 9 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 10UV 15Sep 12UV 9
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar15Extreme
Apr11Extreme
May11Extreme
Jun9Very high
Jul9Very high
Aug10Extreme
Sep9Very high
Oct14Extreme
Nov14Extreme
Dec13Extreme

Air quality in Atalaya 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 Atalaya is worst in September — around 36 µg/m³ PM2.5 (poor), about 4.4× the cleanest month (June, 8 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodSep 1534 µg/m³Jun 98 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb14Moderate
Mar13Moderate
Apr11Good
May8Good
Jun8Good
Jul10Good
Aug23Moderate
Sep36Poor
Oct17Moderate
Nov13Moderate
Dec11Good
Location & terrain

Where is Atalaya?

Atalaya sits at 10.7°S, 73.8°W, 232 m above sea level, in Peru. The nearest listed city is San Martín de Pangoa, 111 km away.

Santa RosaHuancayoChilcaJaujaTarmaMarechal Thaumaturgo

Topography around Atalaya

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

Within 3 km, the terrain around Atalaya has significant variations in elevation — a maximum elevation change of 352 m around an average of 255 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 987 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,900 m.

The land around Atalaya is covered by trees (58%) within 3 km, trees (91%) within 16 km, and trees (98%) within 80 km.

3 km
352 m
16 km
987 m
80 km
2,900 m
treesgrasslandartificial surfacesbare terrainwater
May weather nearby: San Martín de Pangoa 111 km · Satipo 112 km · Santa Rosa 125 km · Huancayo 217 km · Chilca 218 km · Jauja 222 km · Tarma 224 km · Marechal Thaumaturgo 225 km

Peru travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / C
220 V · 60 Hz
Prices
≈ 51% of US
price level, 2025
GDP per capita
$9,684
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
49%
of population, 2024
Homicide rate
8.6
per 100k, 2021
Road deaths
13.6
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 519
Religion
Catholic 76%Evangelical Christian 16%no religion 5%other religions 3%

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 Atalaya (-10.7307°, -73.7587°, elevation 232 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. 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).