Nsanje in Summer

In summer (December, January and February), Nsanje sees average daytime highs around 32°C and overnight lows near 23°C, with 550 mm of rain over about 55 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.

Over the season highs ease from about 34°C in early December to 31°C by late February. The sky is clear or mostly clear about 20% of the time across summer, and the air most often feels oppressive.

Summer is Nsanje's weakest season of the year to visit on our travel score. For the whole year in context, see Nsanje's year-round climate.

Avg daytime high
32°C
2nd-warmest season
Avg overnight low
23°C
Rainfall
550 mm
55 wet days
Avg wind
7 km/h
Travel score
3.1
weakest season of the year
Months
Dec · Jan · Feb

Temperature in Nsanje in Summer

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 34°C in early December to 31°C by late February.

A typical summer day in Nsanje reaches about 32°C and drops to 23°C overnight. The warmest of the three months is December, the coolest February.

20°25°30°35°40°DecJanFeb

How summer really feels in Nsanje

Once humidity and wind are folded in, summer brings about 90 days that feel above 32°C and 0 that feel at or below 0°C.

Days feeling ≥ 32°C
90
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Nsanje weather by month

How the three summer months (December, January and February) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 23°2352112.93.1
Feb31° / 23°15516.712.63.4
Mar31° / 23°11115.412.14.0
Apr30° / 21°368.211.65.4
May29° / 18°123.411.26.9
Jun27° / 16°92.5118.0
Jul27° / 16°113.711.17.9
Aug29° / 17°62.111.46.8
Sep33° / 19°81.611.94.8
Oct34° / 22°183.412.43.4
Nov35° / 23°678.512.82.6
Dec33° / 23°16017.4132.9

Cloud cover in Summer

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time across summer.

0%25%50%75%100%DecJanFeb

Chance of precipitation in Summer

Any precipitation

Nsanje gets around 550 mm of rain over 55 wet days across summer. The line is the day-by-day chance of measurable precipitation.

0%20%40%60%80%DecJanFeb

Humidity in Summer

DryComfortableHumidMuggyOppressiveMiserable

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

0%25%50%75%100%DecJanFeb

Wind in Summer

Winds average 7 km/h across summer.

051015DecJanFeb

Sunrise & sunset in Summer

DaylightNight

Daylight runs from about 12 h 54 min in early December to 12 h 24 min by late February. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMDecJanFeb

Solar energy in Summer

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across summer, about 5.8 kWh/m².

0246DecJanFeb
Planning a trip in summer

Hazard calendar for Nsanje

In seasonPeak

In summer, Nsanje overlaps its monsoon season. The full year is below, with each hazard's peak months called out.

Nsanje's monsoon runs December–March, when most of the year's rain falls.

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

Is summer a good time to visit Nsanje?

Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

3.1
Sightseeing
4th-best month of the year
5.1
Beach & pool
4th-best month of the year

summer is a weaker month for outdoor sightseeing in Nsanje.

What to pack for Nsanje in Summer

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

In summer, Nsanje sees daytime highs around 32°C and nights near 23°C. Pack light clothes, rain gear and sun protection. About 55 days see rain.

light clothesrain gearsun protection

UV index in Nsanje in Summer

LowModerateHighVery highExtreme

Clear-sky midday UV across summer averages around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Nsanje peaks around January 17 at about 14 (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 17UV 14Jun 21UV 7
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar14Extreme
Apr11Extreme
May8Very high
Jun7Very high
Jul7Very high
Aug8Very high
Sep10Very high
Oct12Extreme
Nov12Extreme
Dec14Extreme

Air quality in Nsanje in Summer

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Nsanje is worst in September — around 58 µg/m³ PM2.5 (unhealthy), about 8.2× the cleanest month (December, 7 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateGoodSep 1356 µg/m³Dec 227 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar8Good
Apr8Good
May11Good
Jun14Moderate
Jul25Moderate
Aug45Poor
Sep58Unhealthy
Oct28Moderate
Nov12Good
Dec7Good
Location & terrain

Where is Nsanje?

Nsanje sits at 16.9°S, 35.3°E, 55 m above sea level, in Malawi. The nearest listed city is Morrumbala, 57 km away.

MorrumbalaMulanjeMilangeBlantyreMwanzaZomba

Topography around Nsanje

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

Within 3 km, the terrain around Nsanje has only modest variations in elevation — a maximum elevation change of 66 m around an average of 50 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 919 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,979 m.

The land around Nsanje is covered by cropland (29%), trees (23%) and grassland (21%) within 3 km, shrubs (32%), trees (28%) and grassland (27%) within 16 km, and shrubs (30%), trees (29%) and grassland (24%) within 80 km.

3 km
66 m
16 km
919 m
80 km
1,979 m
treesshrubsgrasslandcroplandartificial surfaceswater
Summer weather nearby: Morrumbala 57 km · Caia 100 km · Mulanje 102 km · Milange 106 km · Blantyre 129 km · Mwanza 166 km · Marromeu 169 km · Zomba 171 km

Malawi travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type G
230 V · 50 Hz
Prices
≈ 53% of US
price level, 2025
GDP per capita
$672
2025
Happiness
3.3 / 10
World Happiness, 2025
Safe drinking water
18%
of population, 2024
Homicide rate
1.8
per 100k, 2012
Road deaths
33.4
per 100k/yr, 2019
Income group
Low
World Bank
English
Low
EF EPI 465
Religion
Protestant 34%other Christian 27%Roman Catholic 17%Muslim 14%

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 Nsanje (-16.92°, 35.262°, elevation 55 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.