Costa Rica weather in July

In July, Costa Rica sees average daytime highs of 28°C and overnight lows near 16°C, with 11 mm of rain across 1.4 wet days and about 11 hours of daylight. It is the 10th-warmest and 12th-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 68% of the time in July, and the air most often feels dry.

Daylight stretches from about 10 h 54 min at the start of July to 11 h 06 min by month's end. Set against the rest of the year, July is Costa Rica's 1st-clearest and 2nd-windiest month. For the whole year in context, see Costa Rica's year-round climate.

Daytime high
28°
10th warmest
Overnight low
16°
1st coldest
Rainfall
11 mm
1.4 wet days
Daylight
11 hours
7:09 AM – 6:08 PM
Cloud cover
30%
1st clearest
Wind
9 km/h
2nd windiest
Solar energy
4.48 kWh/m²
Travel score
7.6
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical July day in Costa Rica reaches about 28°C in the afternoon and slips back to 16°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 31°C. Set against its neighbours, July runs on par with June and about 2°C cooler than August.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12817
22817
32816
42816
52816
62816
72816
82816
92816
102816
112816
122816
132816
142816
152816
162816
172816
182816
192816
202816
212816
222916
232916
242916
252917
262917
272917
282917
292917
302917
312917

How July really feels in Costa Rica

Once humidity and wind are folded in, July 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

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

Costa Rica weather by month

How July compares with the rest of the year at a glance. July is the 10th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 21°25626.2133.3
Feb29° / 21°21523.612.63.3
Mar30° / 21°18123.812.13.6
Apr29° / 20°8112.411.65.0
May28° / 18°395.711.17.0
Jun28° / 17°182.410.97.9
Jul28° / 16°111.4117.6
Aug30° / 18°172.511.46.0
Sep31° / 20°678.711.94.5
Oct31° / 21°12918.512.43.7
Nov30° / 21°17522.212.93.5
Dec29° / 21°21725.613.13.4

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 68% of the time in July, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 12% of July, with mostly cloudy or overcast conditions the remaining 20%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17822
27822
37921
47921
57921
68020
78020
88020
98020
108020
118020
128020
138020
148020
158020
168020
178020
188020
198020
208020
218119
228020
238119
248119
258119
268218
278218
288218
298119
308119
318218

Chance of precipitation in July

Any precipitation

Costa Rica gets around 11 mm of rain over 1.4 wet days in July, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 5% and peaks near 6% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
15
25
35
45
54
64
74
84
94
104
114
125
135
145
155
165
175
186
196
206
216
226
236
246
256
266
276
286
296
306
315

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the dry band about 64% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
1513811
2523810
3533710
454379
555369
656359
756359
857349
959338
1060328
1161318
1262308
1363298
1463298
1564288
1665278
1766268
1867258
1968248
2068248
2169238
2271227
2371227
2472217
2572217
2673207
2773207
2873207
2973198
3073198
3173198

Wind in July

Winds average 9 km/h in July.

Across July, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 10 h 54 min at the start of July to 11 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over July. Sunrise moves from 7:09 AM to 7:04 AM, and sunset from 6:03 PM to 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.97:096:03
210.97:096:03
310.97:096:03
410.97:096:04
510.97:096:04
610.97:096:04
710.97:096:05
810.97:096:05
910.97:096:05
1010.97:096:06
1110.97:096:06
1211.07:096:06
1311.07:096:07
1411.07:096:07
1511.07:096:07
1611.07:096:08
1711.07:086:08
1811.07:086:08
1911.07:086:09
2011.07:086:09
2111.07:086:09
2211.07:076:10
2311.17:076:10
2411.17:076:10
2511.17:076:11
2611.17:066:11
2711.17:066:12
2811.17:066:12
2911.17:056:12
3011.17:056:13
3111.17:046:13

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.48 kWh/m².

For context, solar energy here swings from a low near 4.17 kWh/m² to a high of 5.99 kWh/m² in October across the year — July's 4.48 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.3Bright
44.3Bright
54.3Bright
64.3Bright
74.3Bright
84.3Bright
94.3Bright
104.3Bright
114.4Bright
124.4Bright
134.4Bright
144.4Bright
154.4Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.6Bright
224.6Bright
234.6Bright
244.6Bright
254.6Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.8Bright
314.8Bright
Planning a trip in July

Hazard calendar for Costa Rica

In seasonPeak

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

Costa Rica's monsoon runs October–March, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is July a good time to visit Costa Rica?

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

7.6
Sightseeing
2nd-best month of the year
8.7
Beach & pool
1st-best month of the year

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

What to pack for Costa Rica in July

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

In July, Costa Rica sees daytime highs around 28°C and nights near 16°C. Pack light clothes.

light clothes

UV index in Costa Rica in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July 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 Costa Rica peaks around January 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeJan 22UV 15Jun 21UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar14Extreme
Apr11Extreme
May8Very high
Jun7Very high
Jul8Very high
Aug9Very high
Sep9Very high
Oct10Extreme
Nov13Extreme
Dec14Extreme

Air quality in Costa Rica in July

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where July falls, not just the annual average.

Air quality in Costa Rica is worst in September — around 24 µg/m³ PM2.5 (moderate), about 5.2× the cleanest month (June, 5 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1722 µg/m³Jun 125 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar6Good
Apr5Good
May5Good
Jun5Good
Jul8Good
Aug10Good
Sep24Moderate
Oct12Moderate
Nov6Good
Dec6Good
Location & terrain

Where is Costa Rica?

Costa Rica sits at 18.5°S, 53.1°W, 646 m above sea level, in Brazil. The nearest listed city is Chapadão do Sul, 60 km away.

Topography around Costa Rica

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

Within 3 km, the terrain around Costa Rica has only modest variations in elevation — a maximum elevation change of 160 m around an average of 655 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 307 m; within 80 km, large variations in elevation — a maximum elevation change of 616 m.

The land around Costa Rica is covered by grassland (39%) and trees (22%) within 3 km, cropland (41%), grassland (28%) and trees (27%) within 16 km, and cropland (42%), grassland (31%) and trees (23%) within 80 km.

3 km
160 m
16 km
307 m
80 km
616 m
treesshrubsgrasslandcroplandartificial surfaceswater
July weather nearby: Chapadão do Sul 60 km · Mineiros 124 km · Alto Araguaia 137 km · Cassilândia 160 km · Jataí 166 km · Coxim 172 km · São Gabriel do Oeste 178 km · Rio Verde de Mato Grosso 185 km

Brazil travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / N
127 / 220 V · 60 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$10,713
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
89%
of population, 2024
Homicide rate
19.3
per 100k, 2023
Road deaths
16
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 482
Religion
Roman Catholic 57%Evangelical 27%none 9%other 4%

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 Costa Rica (-18.5439°, -53.1292°, elevation 646 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).