Diffa weather in July

In July, Diffa sees average daytime highs of 35°C and overnight lows near 26°C, with 52 mm of rain across 10.4 wet days and about 12.7 hours of daylight. It is the 7th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 37°C in the first days to 34°C by the end. The sky is clear or mostly clear about 29% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 12 h 48 min at the start of July to 12 h 36 min by month's end. Set against the rest of the year, July is Diffa's 11th-clearest and 6th-windiest month. For the whole year in context, see Diffa's year-round climate.

Daytime high
35°
7th warmest
Overnight low
26°
10th coldest
Rainfall
52 mm
10.4 wet days
Daylight
12 h 42 min
5:54 AM – 6:37 PM
Cloud cover
57%
11th clearest
Wind
12 km/h
6th windiest
Solar energy
6.27 kWh/m²
Travel score
2.3
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 37°C in the first days to 34°C by the end.

A typical July day in Diffa reaches about 35°C in the afternoon and slips back to 26°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 38°C. Set against its neighbours, July runs about 4°C cooler than June and about 2°C warmer than August.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13727
23727
33727
43727
53727
63726
73626
83626
93626
103626
113626
123626
133626
143526
153526
163526
173526
183526
193525
203525
213425
223425
233425
243425
253425
263425
273425
283425
293425
303425
313325

How July really feels in Diffa

Once humidity and wind are folded in, July averages 31 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
31
14 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

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

Diffa weather by month

How July compares with the rest of the year at a glance. July is the 7th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 15°0011.36.7
Feb33° / 18°0011.64.5
Mar38° / 22°0011.91.6
Apr41° / 26°10.212.30.0
May41° / 27°51.812.60.0
Jun39° / 27°133.612.80.7
Jul35° / 26°5210.412.72.3
Aug33° / 24°11515.212.43.1
Sep36° / 25°347.512.12.4
Oct37° / 24°41.411.71.7
Nov35° / 20°0011.43.6
Dec31° / 16°0011.26.2

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 25% of July, with mostly cloudy or overcast conditions the remaining 46%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17129
27030
36931
46931
56733
66634
76436
86337
96139
106040
115842
125644
135644
145446
155347
165248
175149
185149
194951
204951
214852
224654
234654
244555
254654
264555
274357
284357
294258
304258
314159

Chance of precipitation in July

Any precipitation

Diffa gets around 52 mm of rain over 10.4 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 34% and peaks near 46% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
119
219
320
421
522
623
724
826
927
1028
1130
1231
1333
1434
1535
1636
1737
1838
1939
2040
2140
2241
2341
2442
2542
2643
2743
2844
2945
3045
3146

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the oppressive band about 55% of days. Sticky, muggy-or-worse air turns up on roughly 96% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
12146222
22136223
31126324
41116325
51106227
6196228
7186130
8076033
9065935
10055738
11045541
12045244
13035047
14024751
15024454
16024256
17013960
18013762
19013465
20013267
21003070
22002872
23002674
24002476
25002278
26002179
27001981
28001882
29001783
30001684
31001585

Wind in July

Winds average 12 km/h in July.

Across July, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 12 h 48 min at the start of July to 12 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over July. Sunrise moves from 5:50 AM to 5:58 AM, and sunset from 6:36 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:506:36
212.85:506:36
312.85:506:36
412.85:506:36
512.85:516:37
612.85:516:37
712.85:516:37
812.85:516:37
912.85:526:37
1012.75:526:37
1112.75:526:37
1212.75:536:37
1312.75:536:37
1412.75:536:37
1512.75:536:37
1612.75:546:37
1712.75:546:37
1812.75:546:36
1912.75:556:36
2012.75:556:36
2112.75:556:36
2212.75:556:36
2312.75:566:36
2412.75:566:36
2512.75:566:35
2612.65:566:35
2712.65:576:35
2812.65:576:35
2912.65:576:34
3012.65:576:34
3112.65:586:34

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 6.27 kWh/m².

For context, solar energy here swings from a low near 5.77 kWh/m² to a high of 7.44 kWh/m² in April across the year — July's 6.27 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.6Intense
26.5Intense
36.5Intense
46.5Intense
56.5Intense
66.5Intense
76.5Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.0Intense
266.0Intense
276.0Bright
286.0Bright
295.9Bright
305.9Bright
315.9Bright
Planning a trip in July

Hazard calendar for Diffa

In seasonPeak

In July, Diffa sits inside its dust season. The full year is below, with each hazard's peak months called out.

Diffa sees dust haze year-round, heaviest in April.

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

Is July a good time to visit Diffa?

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

2.3
Sightseeing
7th-best month of the year
5.1
Beach & pool
7th-best month of the year

July is a weaker month for outdoor sightseeing in Diffa.

What to pack for Diffa in July

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

In July, Diffa sees daytime highs around 35°C and nights near 26°C. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.

light clothessun protectionrain gear

UV index in Diffa in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July 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 Diffa peaks around August 18 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highExtremeVery highAug 18UV 12Dec 15UV 7
UV index (midday)Level
Jan10Very high
Feb11Extreme
Mar12Extreme
Apr11Extreme
May10Very high
Jun10Very high
Jul11Extreme
Aug13Extreme
Sep11Extreme
Oct11Extreme
Nov9Very high
Dec7High

Air quality in Diffa 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 Diffa is worst in February — around 122 µg/m³ PM2.5 (unhealthy), about 4.8× the cleanest month (August, 25 µg/m³).

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModerateUnhealthyFeb 11121 µg/m³Aug 2026 µg/m³
PM2.5 (µg/m³)Level
Jan117Unhealthy
Feb122Unhealthy
Mar109Unhealthy
Apr81Unhealthy
May56Unhealthy
Jun49Poor
Jul34Moderate
Aug25Moderate
Sep29Moderate
Oct60Unhealthy
Nov75Unhealthy
Dec112Unhealthy
Location & terrain

Where is Diffa?

Diffa sits at 13.3°N, 12.6°E, 311 m above sea level, in Niger. The nearest listed city is Maïné Soroa, 65 km away.

KukawaNguigmiMongunoMagumeriMarteMaiduguri

Topography around Diffa

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

Within 3 km, the terrain around Diffa has only modest variations in elevation — a maximum elevation change of 10 m around an average of 303 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 12 m; within 80 km, only modest variations in elevation — a maximum elevation change of 72 m.

The land around Diffa is covered by grassland (35%), cropland (24%) and artificial surfaces (23%) within 3 km, grassland (71%) within 16 km, and grassland (90%) within 80 km.

3 km
10 m
16 km
12 m
80 km
72 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
July weather nearby: Maïné Soroa 65 km · Geidam 88 km · Kukawa 112 km · Nguigmi 117 km · Monguno 130 km · Magumeri 136 km · Marte 169 km · Maiduguri 174 km

Niger travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type A / B / C / D / E / F
220 V · 50 Hz
Prices
≈ 36% of US
price level, 2025
GDP per capita
$775
2025
Happiness
4.9 / 10
World Happiness, 2025
Homicide rate
4.4
per 100k, 2012
Road deaths
25.5
per 100k/yr, 2019
Income group
Low
World Bank
Religion
Muslim 96%ethnic religionist 4%Christian 0%agnostics and other 0%

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 Diffa (13.3154°, 12.6113°, elevation 311 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).