San Javier weather in May

In May, San Javier sees average daytime highs of 16°C and overnight lows near 7°C, with 136 mm of rain across 8.2 wet days and about 10.1 hours of daylight. It is the 9th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 18°C in the first days to 15°C by the end. The sky is clear or mostly clear about 31% 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 48 min by month's end. Set against the rest of the year, May is San Javier's 11th-clearest and 12th-windiest month. For the whole year in context, see San Javier's year-round climate.

Daytime high
16°
9th warmest
Overnight low
5th coldest
Rainfall
136 mm
8.2 wet days
Daylight
10 h 06 min
8:39 AM – 6:47 PM
Cloud cover
61%
11th clearest
Wind
8 km/h
12th windiest
Solar energy
2.69 kWh/m²
Travel score
5.3
out of 10

San Javier is city in Maule, Chile.

Density
4,431/km²
people per km²
Founded
1852

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 18°C in the first days to 15°C by the end.

A typical May day in San Javier reaches about 16°C in the afternoon and slips back to 7°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 19°C. Set against its neighbours, May runs about 4°C cooler than April and about 3°C warmer than June.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1188
2188
3187
4187
5187
6187
7177
8177
9177
10177
11177
12177
13177
14167
15167
16167
17167
18167
19167
20157
21156
22156
23156
24156
25156
26156
27156
28156
29156
30156
31146

San Javier weather by month

How May compares with the rest of the year at a glance. May is the 9th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 13°4114.17.8
Feb28° / 13°70.913.38.3
Mar25° / 11°141.612.38.8
Apr21° / 454.111.17.6
May16° / 1368.210.15.3
Jun13° / 19911.69.63.6
Jul13° / 1389.69.83.8
Aug15° / 1128.810.74.7
Sep17° / 625.711.86.2
Oct20° / 405.112.97.3
Nov24° / 10°15213.98.7
Dec27° / 12°131.614.48.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% 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 56%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25644
35446
45347
55248
65149
75050
84852
94753
104654
114555
124456
134357
144357
154258
164159
174159
184159
194060
204060
213961
223961
233961
244060
254060
264060
274060
284060
294060
304060
314258

Chance of precipitation in May

Any precipitation

San Javier gets around 136 mm of rain over 8.2 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 26% and peaks near 36% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
118
218
319
419
519
619
720
820
921
1021
1122
1222
1323
1424
1525
1626
1727
1828
1929
2030
2130
2231
2332
2433
2533
2634
2734
2835
2935
3036
3136

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 (%)
1964
2973
3973
4973
5973
6973
7982
8982
9982
10991
11991
12991
13991
14991
15991
16982
17982
18982
19982
20973
21973
22973
23973
24973
25973
26973
27973
28973
29982
30982
31982

Wind in May

Winds average 8 km/h in May, the calmest month.

Across May, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 10 h 36 min at the start of May to 9 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over May. Sunrise moves from 8:27 AM to 8:51 AM, and sunset from 7:01 PM to 6:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.68:277:01
210.58:287:00
310.58:286:59
410.58:296:58
510.48:306:57
610.48:316:56
710.48:326:55
810.48:336:54
910.38:346:53
1010.38:346:52
1110.38:356:51
1210.28:366:50
1310.28:376:49
1410.28:386:49
1510.28:396:48
1610.18:396:47
1710.18:406:46
1810.18:416:45
1910.18:426:45
2010.08:436:44
2110.08:436:43
2210.08:446:43
2310.08:456:42
249.98:466:42
259.98:466:41
269.98:476:40
279.98:486:40
289.88:486:39
299.88:496:39
309.88:506:38
319.88:516:38

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 2.69 kWh/m².

For context, solar energy here swings from a low near 2.03 kWh/m² to a high of 8.79 kWh/m² in December across the year — May's 2.69 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.4Moderate
23.3Moderate
33.3Moderate
43.2Moderate
53.2Moderate
63.1Moderate
73.1Moderate
83.1Moderate
93.0Moderate
103.0Moderate
112.9Moderate
122.9Moderate
132.8Moderate
142.8Moderate
152.7Moderate
162.7Moderate
172.6Moderate
182.6Moderate
192.5Moderate
202.5Moderate
212.5Moderate
222.4Moderate
232.4Moderate
242.4Moderate
252.4Moderate
262.3Moderate
272.3Moderate
282.3Moderate
292.3Moderate
302.2Moderate
312.2Moderate
Planning a trip in May

Hazard calendar for San Javier

In seasonPeak

In May, San Javier sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

San Javier's rainy season runs May–August, 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 San Javier?

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

5.3
Sightseeing
9th-best month of the year
0.9
Beach & pool
9th-best month of the year

May is a reasonable time to visit San Javier for sightseeing.

What to pack for San Javier in May

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

In May, San Javier sees daytime highs around 16°C and nights near 7°C. Worth packing: a warm layer and rain gear. About 8 days see rain.

a warm layerrain gear

UV index in San Javier in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in San Javier peaks around January 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 15 at about 2 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateVery highExtremeJan 15UV 13Jun 15UV 2
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar9Very high
Apr5High
May3Moderate
Jun2Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct8Very high
Nov11Extreme
Dec12Extreme

Air quality in San Javier 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 San Javier is worst in January — around 36 µg/m³ PM2.5 (poor), about 5.3× the cleanest month (November, 7 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodJan 1834 µg/m³Nov 137 µg/m³
PM2.5 (µg/m³)Level
Jan36Poor
Feb21Moderate
Mar8Good
Apr11Good
May27Moderate
Jun20Moderate
Jul12Good
Aug12Good
Sep11Good
Oct8Good
Nov7Good
Dec10Good
Location & terrain

Where is San Javier?

San Javier sits at 35.6°S, 71.7°W, 101 m above sea level, in Chile. The nearest listed city is Talca, 20 km away.

Topography around San Javier

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

Within 3 km, the terrain around San Javier has only modest variations in elevation — a maximum elevation change of 111 m around an average of 92 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 621 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,052 m.

The land around San Javier is covered by cropland (40%) and trees (24%) within 3 km, cropland (34%), trees (29%) and grassland (28%) within 16 km, and trees (40%) and grassland (33%) within 80 km.

3 km
111 m
16 km
621 m
80 km
3,052 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Talca 20 km · San Clemente 23 km · Linares 31 km · Colbún 31 km · Longaví 41 km · Parral 62 km · Molina 67 km · Cauquenes 68 km

Chile travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / L
220 V · 50 Hz
Prices
≈ 48% of US
price level, 2025
GDP per capita
$17,995
2025
Happiness
6.3 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
6.3
per 100k, 2023
Road deaths
14.9
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 517
Religion
Catholic 57%none 26%Evangelical or Protestant 16%other Christians and traditions related to Christ 1%

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 San Javier (-35.5952°, -71.7292°, elevation 101 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).