Geiro in Winter
In winter (June, July and August), Geiro sees average daytime highs around 22°C and overnight lows near 13°C, with 45 mm of rain over about 18 wet days across the season. It is the coldest season of the year and the driest season of the year.
Across winter, daytime highs hold fairly steady around 22°C. The sky is clear or mostly clear about 21% of the time across winter, and the air most often feels dry.
Winter is Geiro's best season of the year to visit on our travel score. For the whole year in context, see Geiro's year-round climate.
- Avg daytime high
- 22°C
- coldest season of the year
- Avg overnight low
- 13°C
- Rainfall
- 45 mm
- 18 wet days
- Avg wind
- 12 km/h
- Travel score
- 7.3
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Geiro in Winter
Across winter, daytime highs hold fairly steady around 22°C.
A typical winter day in Geiro reaches about 22°C and drops to 13°C overnight. The warmest of the three months is August, the coolest July.
Geiro weather by month
How the three winter months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 26° / 18° | 199 | 20.8 | 12.3 | 5.0 |
| Feb | 26° / 17° | 163 | 16.8 | 12.2 | 5.2 |
| Mar | 26° / 18° | 169 | 22.5 | 12 | 4.8 |
| Apr | 24° / 17° | 116 | 23.7 | 11.9 | 4.6 |
| May | 23° / 16° | 57 | 15.8 | 11.7 | 6.0 |
| Jun | 22° / 14° | 17 | 6.7 | 11.7 | 7.2 |
| Jul | 22° / 13° | 12 | 4.7 | 11.7 | 7.4 |
| Aug | 23° / 13° | 16 | 6.2 | 11.8 | 7.4 |
| Sep | 24° / 14° | 11 | 3.9 | 12 | 8.0 |
| Oct | 26° / 15° | 26 | 7.7 | 12.1 | 7.3 |
| Nov | 26° / 17° | 66 | 12.4 | 12.3 | 6.3 |
| Dec | 26° / 18° | 160 | 18.9 | 12.4 | 5.3 |
Cloud cover in Winter
The sky is clear or mostly clear about 21% of the time across winter.
Chance of precipitation in Winter
Geiro gets around 45 mm of rain over 18 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 12 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 11 h 42 min in early June to 11 h 54 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 5.2 kWh/m².
Hazard calendar for Geiro
None of Geiro's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Geiro's monsoon runs December–April, when most of the year's rain falls.
Is winter a good time to visit Geiro?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is one of the better times to visit Geiro for general sightseeing.
What to pack for Geiro in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Geiro sees daytime highs around 22°C and nights near 13°C. Worth packing: light clothes and sun protection. About 18 days see rain.
UV index in Geiro in Winter
Clear-sky midday UV across winter averages 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 Geiro peaks around March 11 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 10 (extreme).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 15 | 16 | 16 | 15 | 11 | 10 | 11 | 11 | 14 | 14 | 13 | 13 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 15 | Extreme |
| Feb | 16 | Extreme |
| Mar | 16 | Extreme |
| Apr | 15 | Extreme |
| May | 11 | Extreme |
| Jun | 10 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 14 | Extreme |
| Oct | 14 | Extreme |
| Nov | 13 | Extreme |
| Dec | 13 | Extreme |
Where is Geiro?
Geiro sits at 6.2°S, 36.9°E, 1,284 m above sea level, in Tanzania. The nearest listed city is Kibaigwa, 26 km away.
Topography around Geiro
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Geiro.
Within 3 km, the terrain around Geiro has significant variations in elevation — a maximum elevation change of 458 m around an average of 1,295 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 845 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,016 m.
The land around Geiro is covered by cropland (69%) within 3 km, cropland (71%) within 16 km, and cropland (36%), trees (26%) and shrubs (25%) within 80 km.
Tanzania travel facts
- Travel advisory
- Level 3
- Reconsider Travel
- Power plugs
- Type D / G
- 230 V · 50 Hz
- Prices
- ≈ 29% of US
- price level, 2025
- GDP per capita
- $1,319
- 2025
- Happiness
- 3.9 / 10
- World Happiness, 2025
- Safe drinking water
- 31%
- of population, 2024
- Homicide rate
- 3.7
- per 100k, 2020
- Road deaths
- 31.1
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Low
- EF EPI 479
- Religion
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 Geiro (-6.15°, 36.8667°, elevation 1,284 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.