Oyam weather in July

In July, Oyam sees average daytime highs of 27°C and overnight lows near 21°C, with 22 mm of rain across 5.8 wet days and about 12 hours of daylight. It is the 12th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 1% of the time in July, and the air most often feels muggy.

Daylight stretches from about 12 hours at the start of July to 12 hours by month's end. Set against the rest of the year, July is Oyam's 11th-clearest and 3rd-windiest month. For the whole year in context, see Oyam's year-round climate.

Daytime high
27°
12th warmest
Overnight low
21°
1st coldest
Rainfall
22 mm
5.8 wet days
Daylight
12 hours
6:23 AM – 6:23 PM
Cloud cover
86%
11th clearest
Wind
6 km/h
3rd windiest
Solar energy
3.22 kWh/m²
Travel score
6.5
out of 10

Oyam is place in Moyen-Ogooué Province, Gabon.

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical July day in Oyam reaches about 27°C in the afternoon and slips back to 21°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 29°C. Set against its neighbours, July runs about 1°C cooler than June and on par with August.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12822
22822
32822
42822
52822
62722
72722
82722
92722
102722
112722
122721
132721
142721
152721
162721
172721
182721
192721
202721
212721
222721
232721
242721
252721
262721
272721
282721
292721
302721
312721

How July really feels in Oyam

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.

Oyam weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°16526.2122.8
Feb31° / 23°15723.9122.6
Mar31° / 23°22227.5122.5
Apr31° / 23°22026.5122.6
May31° / 23°19327122.8
Jun29° / 22°5911.8125.2
Jul27° / 21°225.8126.5
Aug28° / 22°266.9126.2
Sep29° / 22°10419.9123.9
Oct30° / 23°25529.3122.7
Nov30° / 23°29329.3122.6
Dec30° / 23°22328.4122.7

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 3% of July, with mostly cloudy or overcast conditions the remaining 96%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1694
2694
3595
4595
5694
6694
7694
8694
9694
10595
11595
12595
13595
14595
15595
16595
17496
18496
19496
20496
21496
22397
23397
24397
25298
26298
27298
28298
29199
30199
31199

Chance of precipitation in July

Any precipitation

Oyam gets around 22 mm of rain over 5.8 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 19% and peaks near 25% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
125
225
325
424
524
624
724
823
923
1023
1122
1222
1321
1420
1520
1619
1719
1818
1917
2017
2116
2215
2315
2414
2514
2613
2713
2813
2913
3013
3112

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the muggy band about 62% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
114059
214257
324454
424553
524751
624850
725049
825147
925246
1025345
1125543
1225642
1325840
1425939
1526038
1626236
1726335
1826533
1926632
2026830
2127028
2227127
2327325
2427424
2527523
2627721
2727820
2827820
2927919
3028018
3128018

Wind in July

Winds average 6 km/h in July.

Across July, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 12 hours at the start of July to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over July. Sunrise moves from 6:21 AM to 6:24 AM, and sunset from 6:20 PM to 6:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:216:20
212.06:216:20
312.06:216:21
412.06:216:21
512.06:226:21
612.06:226:21
712.06:226:21
812.06:226:22
912.06:226:22
1012.06:226:22
1112.06:236:22
1212.06:236:22
1312.06:236:22
1412.06:236:22
1512.06:236:22
1612.06:236:23
1712.06:236:23
1812.06:236:23
1912.06:236:23
2012.06:246:23
2112.06:246:23
2212.06:246:23
2312.06:246:23
2412.06:246:23
2512.06:246:23
2612.06:246:23
2712.06:246:23
2812.06:246:23
2912.06:246:23
3012.06:246:23
3112.06:246:23

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 3.22 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.22 kWh/m² to a high of 4.88 kWh/m² in March across the year — July's 3.22 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.3Moderate
23.3Moderate
33.3Moderate
43.3Moderate
53.3Moderate
63.3Moderate
73.3Moderate
83.2Moderate
93.2Moderate
103.2Moderate
113.2Moderate
123.2Moderate
133.2Moderate
143.2Moderate
153.2Moderate
163.2Moderate
173.2Moderate
183.2Moderate
193.2Moderate
203.2Moderate
213.2Moderate
223.2Moderate
233.2Moderate
243.2Moderate
253.2Moderate
263.2Moderate
273.2Moderate
283.2Moderate
293.2Moderate
303.2Moderate
313.2Moderate
Planning a trip in July

Is July a good time to visit Oyam?

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

6.5
Sightseeing
1st-best month of the year
6.7
Beach & pool
1st-best month of the year

July is a reasonable time to visit Oyam for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Oyam in July

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

In July, Oyam sees daytime highs around 27°C and nights near 21°C. Pack light clothes. About 6 days see rain.

light clothes

UV index in Oyam in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Oyam peaks around March 20 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 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 highExtremeMar 20UV 14Jun 21UV 9
UV index (midday)Level
Jan12Extreme
Feb12Extreme
Mar14Extreme
Apr13Extreme
May11Extreme
Jun9Very high
Jul9Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov12Extreme
Dec10Very high

Air quality in Oyam 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 Oyam is worst in February — around 41 µg/m³ PM2.5 (poor), about 2.3× the cleanest month (October, 18 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateFeb 1340 µg/m³Oct 1418 µg/m³
PM2.5 (µg/m³)Level
Jan35Moderate
Feb41Poor
Mar31Moderate
Apr26Moderate
May26Moderate
Jun32Moderate
Jul31Moderate
Aug26Moderate
Sep20Moderate
Oct18Moderate
Nov22Moderate
Dec30Moderate
Location & terrain

Where is Oyam?

Oyam sits at 0.2°S, 10.7°E, 72 m above sea level, in Gabon. The nearest listed city is Lambaréné, 74 km away.

LambarénéNtoumOwendoLibrevilleAkandaMouilaCiudad de la PazPort-Gentil

Topography around Oyam

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

Within 3 km, the terrain around Oyam has significant variations in elevation — a maximum elevation change of 283 m around an average of 116 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 442 m; within 80 km, large variations in elevation — a maximum elevation change of 1,018 m.

The land around Oyam is covered by trees (97%) within 3 km, trees (97%) within 16 km, and trees (99%) within 80 km.

3 km
283 m
16 km
442 m
80 km
1,018 m
treesbare terrainwater
July weather nearby: Lambaréné 74 km · Ntoum 122 km · Owendo 142 km · Libreville 152 km · Akanda 175 km · Mouila 190 km · Ciudad de la Paz 200 km · Port-Gentil 219 km

Gabon travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 37% of US
price level, 2025
GDP per capita
$8,263
2025
Happiness
5.2 / 10
World Happiness, 2025
Road deaths
23.9
per 100k/yr, 2019
Income group
Upper middle
World Bank
Religion
Protestant 46%Roman Catholic 30%Muslim 11%none 7%

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 Oyam (-0.2°, 10.6833°, elevation 72 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).