Bitam weather in May

In May, Bitam sees average daytime highs of 29°C and overnight lows near 21°C, with 155 mm of rain across 25.7 wet days and about 12.1 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 3% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of May to 12 h 06 min by month's end. Set against the rest of the year, May is Bitam's 4th-clearest and 11th-windiest month. For the whole year in context, see Bitam's year-round climate.

Daytime high
29°
5th warmest
Overnight low
21°
11th coldest
Rainfall
155 mm
25.7 wet days
Daylight
12 h 06 min
6:07 AM – 6:13 PM
Cloud cover
77%
4th clearest
Wind
5 km/h
11th windiest
Solar energy
4.61 kWh/m²
Travel score
3.3
out of 10

Bitam is town in northern Gabon.

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 29°C through the month.

A typical May day in Bitam reaches about 29°C in the afternoon and slips back to 21°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 31°C. Set against its neighbours, May runs on par with April and about 1°C warmer than June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13021
23021
33021
43021
53021
63021
73021
83021
93021
103021
113021
123021
133021
143021
153021
163021
172921
182921
192921
202921
212921
222921
232921
242921
252921
262921
272921
282921
292921
302921
312921

How May really feels in Bitam

Once humidity and wind are folded in, May averages 22 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
22
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Bitam weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 21°5812.711.94.5
Feb30° / 21°7813.611.94.1
Mar30° / 21°16523.1123.3
Apr30° / 21°19025.5123.0
May29° / 21°15525.712.13.3
Jun28° / 21°12822.512.14.1
Jul27° / 20°10419.612.14.8
Aug28° / 20°10219.612.14.7
Sep28° / 21°17426.2123.4
Oct28° / 21°21627.9123.3
Nov29° / 20°17825.111.93.5
Dec29° / 21°7414.611.94.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 18% of May, with mostly cloudy or overcast conditions the remaining 80%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12080
22080
32080
41981
51981
61981
71981
81981
92080
102080
112080
122080
132080
142179
152080
162080
172080
182080
192080
202179
212179
222179
232179
242179
252179
262179
272080
282080
292080
302179
312179

Chance of precipitation in May

Any precipitation

Bitam gets around 155 mm of rain over 25.7 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 83% and peaks near 84% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
184
284
384
484
584
683
783
883
983
1083
1183
1283
1383
1483
1583
1684
1784
1884
1984
2084
2184
2283
2383
2483
2583
2683
2783
2882
2982
3081
3181

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 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)
12575
22575
32575
42575
52575
62575
72575
82575
92575
102575
112575
122575
132575
142674
152773
162872
172971
183169
193268
203466
213565
223763
233961
244060
254258
264456
274654
284852
294951
305149
315347

Wind in May

Winds average 5 km/h in May.

Across May, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 06 min at the start of May to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over May. Sunrise moves from 6:09 AM to 6:08 AM, and sunset from 6:13 PM to 6:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:096:13
212.16:096:13
312.16:096:13
412.16:096:13
512.16:086:13
612.16:086:13
712.16:086:13
812.16:086:13
912.16:086:13
1012.16:086:13
1112.16:086:13
1212.16:086:13
1312.16:086:13
1412.16:086:13
1512.16:076:13
1612.16:076:13
1712.16:076:13
1812.16:076:13
1912.16:076:13
2012.16:076:13
2112.16:076:13
2212.16:076:14
2312.16:076:14
2412.16:086:14
2512.16:086:14
2612.16:086:14
2712.16:086:14
2812.16:086:14
2912.16:086:14
3012.16:086:15
3112.16:086:15

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.61 kWh/m².

For context, solar energy here swings from a low near 3.99 kWh/m² to a high of 5.03 kWh/m² in March across the year — May's 4.61 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.7Bright
154.6Bright
164.6Bright
174.6Bright
184.6Bright
194.6Bright
204.6Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
314.3Bright
Planning a trip in May

Is May a good time to visit Bitam?

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

3.3
Sightseeing
9th-best month of the year
4.4
Beach & pool
8th-best month of the year

May is a weaker month for outdoor sightseeing in Bitam.

What to pack for Bitam in May

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

In May, Bitam sees daytime highs around 29°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

UV index in Bitam in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bitam peaks around March 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeVery highMar 21UV 14Dec 16UV 10
UV index (midday)Level
Jan11Extreme
Feb12Extreme
Mar14Extreme
Apr14Extreme
May12Extreme
Jun10Very high
Jul10Extreme
Aug11Extreme
Sep13Extreme
Oct14Extreme
Nov11Extreme
Dec9Very high

Air quality in Bitam 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 Bitam is worst in February — around 53 µg/m³ PM2.5 (poor), about 6.7× the cleanest month (September, 8 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateGoodModerateFeb 1351 µg/m³Sep 218 µg/m³
PM2.5 (µg/m³)Level
Jan40Poor
Feb53Poor
Mar32Moderate
Apr22Moderate
May15Moderate
Jun16Moderate
Jul16Moderate
Aug13Moderate
Sep8Good
Oct9Good
Nov16Moderate
Dec32Moderate
Location & terrain

Where is Bitam?

Bitam sits at 2.1°N, 11.5°E, 575 m above sea level, in Gabon. The nearest listed city is Ebebiyin, 21 km away.

AmbamOyemCiudad de la Paz

Topography around Bitam

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

Within 3 km, the terrain around Bitam has only modest variations in elevation — a maximum elevation change of 112 m around an average of 586 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 233 m; within 80 km, large variations in elevation — a maximum elevation change of 610 m.

The land around Bitam is covered by trees (74%) within 3 km, trees (98%) within 16 km, and trees (100%) within 80 km.

3 km
112 m
16 km
233 m
80 km
610 m
treesgrasslandartificial surfaces
May weather nearby: Ebebiyin 21 km · Ambam 42 km · Oyem 54 km · Ciudad de la Paz 92 km · Ébolowa 100 km · Sangmélima 109 km · Lolodorf 154 km · Mbalmayo 160 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 Bitam (2.076°, 11.5007°, elevation 575 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).