Temperature
April has the warmest monthly average (27.6°C); January is coolest (25.4°C). These averages include nights, so daytime highs can be considerably warmer.
Sri Lanka · Visit or make it home
Dehiwala-Mount Lavinia
Dehiwala-Mount Lavinia is a city in Sri Lanka. Compare its dated local facts and monthly climate before choosing a time to visit or planning a move. Housing references and national earnings describe different populations; verify the costs of your own home and job before deciding.
Get to know Dehiwala-Mount Lavinia
A sense of the place
Dehiwala-Mount Lavinia , population 245,974 , is a large municipality in Sri Lanka, covering 2,109 ha . It lies south of the Colombo Municipal Council area and is separated from it by the Dehiwala canal which forms the northern boundary of DMMC. Its southern limits lie in Borupana Road and the eastern boundary is Weras Ganga with its canal system and it includes some areas to its east . This town has experienced extensive population growth and rapid industrialisation and urbanisation in recent years. It is home to Sri Lanka's National Zoological Gardens, which remains one of Asia's largest. Colombo South Teaching Hospital, Kalubowila and Colombo Airport, Ratmalana are some important landmarks in this area. Dehiwela-Mount Lavinia and Sri Jayawardenapura Kotte being two large suburban centres of the city of Colombo function together as one large urban agglomeration in the Region . The overspill from the City in residential and commercial uses of land has rapidly urbanised these suburban centres.
Weather through the year
When to visit Dehiwala-Mount Lavinia
Rain and outdoor plans
November averages about 305 mm of rain, compared with 71 mm in February. For an outdoor-focused trip, compare the drier months before choosing dates.
Planning time outdoors
Monthly mean temperatures reach at least 25°C in January, February, March, April, May, June, July, August, September, October, November, December. For sightseeing, plan shade, water breaks and accommodation cooling into your day; daytime temperatures can be higher than these day-and-night averages.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average °C | 25.4 | 26.2 | 27.4 | 27.6 | 27.3 | 26.6 | 26.1 | 26.1 | 26.2 | 26.2 | 26.1 | 25.6 |
| Rain, mm | 76 | 71 | 115 | 226 | 224 | 143 | 99 | 113 | 162 | 292 | 305 | 175 |
Source: NASA POWER climatology · Reference period: 2001-2020. Long-term averages for the surrounding grid area. Conditions vary within a city; monthly averages are neither a forecast nor a guarantee of dry days.
Places around Dehiwala-Mount Lavinia
Build your shortlist for a day out. Distances are straight-line from the city centre; check routes and opening times before setting off.
Beach
Mt Lavinia Beach
Less than 1 km from the city centre
Compare with another cityMuseum
Sri Lanka Air Force Museum
2.9 km from the city centre
Compare with another cityPark
National Zoological Gardens of Sri Lanka
1.9 km from the city centre
Compare with another cityAverage rent in Dehiwala-Mount Lavinia
What is the average rent in Dehiwala-Mount Lavinia?
A verified average rent for Dehiwala-Mount Lavinia is not available in the evidence shown here. Do not substitute another city’s price or a national estimate. Compare current properties for the same home size and neighbourhood, then include utilities, deposits and daily transport when building a budget for a visit or move.
Average salary in Dehiwala-Mount Lavinia
What is the average salary in Dehiwala-Mount Lavinia?
A verified city average salary for Dehiwala-Mount Lavinia is not available in the evidence shown here. National income per person and purchasing-power measures are not salaries and cannot predict take-home pay. Compare a current offer in your occupation with local taxes, housing and transport costs before deciding whether a move is affordable.
How should I compare Dehiwala-Mount Lavinia with another city?
Compare the same dated measures for both cities, keeping local observations separate from national context. Start with rent, your expected income and the journeys you will make regularly. Then adjust the comparison weights to your priorities. Missing measurements do not prove an advantage; verify decisive costs and services with current local sources.
- Choose a comparison below and read its sources and dates.
- Set priorities for housing, work, transport and climate.
- Check current listings and your own income before making a decision.
Data sources, licences & reuse terms
Plan your stay
Budget and everyday decisions
A holiday budget
Compare accommodation for your actual dates in Dehiwala-Mount Lavinia, then add the journey here, airport transfers, meals and the activities you want. A cheap room outside the centre can cost more overall if it adds daily transport.
Compare holiday preferences →A relocation budget
Use the planner below to compare housing, daily spending and the cost of your move.
Include the deposit, utilities, internet and commuting. Compare those costs with your own expected take-home income.
Compare with another city →Your relocation planning budget
Build a monthly budget for Dehiwala-Mount Lavinia in euros. Totals are calculated from the amounts below, not live quotes. Enter a housing amount for your chosen home.
Monthly total:
First month including move:
Compare with another city →Compare the details
Dehiwala-Mount Lavinia at a glance
Annual precipitation
1,999 mm/year
Annual precipitation gives a broad climate comparison. Its distribution through the year matters more for a short visit.
Source: NASA POWER — climatology (T2M temperature; PRECTOTCORR precipitation) · NASA scientific-data policy; source-specific notices applyCompare with another city →Average annual temperature
26.4 C
Long-term average including days and nights. Use the monthly breakdown to choose dates; this is not a weather forecast.
Source: NASA POWER — climatology (T2M temperature; PRECTOTCORR precipitation) · NASA scientific-data policy; source-specific notices applyCompare with another city →Nearest listed airport (straight-line distance)
2.6 km
Straight-line distance to a listed airport, not transfer time or confirmation of scheduled flights. Check the airport serving your actual route before booking.
Data period: 2026-08-30. Source: OurAirports — airport locations · Public domainCompare with another city →Sri Lanka: the wider context
These are country-level figures, not measurements of Dehiwala-Mount Lavinia. Use them to compare national conditions; neighbourhoods, salaries and individual services can differ substantially.
See 8 national indicators
Income level — GNI per capita, PPP (gross)
16,750 international dollars (PPP)
Purchasing-power-adjusted national income per person is not a salary or take-home pay.
Data period: 2025. Source: World Bank — GNI per capita, PPP (NY.GNP.PCAP.PP.CD) · CC BY 4.0 with World Bank additional termsCompare with another city →Fixed broadband / internet quality
54.6 percent
Data period: 2024. Source: World Bank / ITU — Individuals using the Internet, % (IT.NET.USER.ZS) · CC BY 4.0 with World Bank additional termsCompare with another city →English / language accessibility
40 ordinal_0_100
Data period: 2026-08-30. Limited confidence. Source: Wikidata — coordinates, population, timezone, ISO codes, official languages · CC0 1.0Compare with another city →Healthcare / health outcome (life expectancy at birth)
77.7 years
Life expectancy describes population health outcomes; it does not measure the quality or availability of a particular hospital.
Data period: 2024. Source: World Bank — Life expectancy at birth (SP.DYN.LE00.IN) · CC BY 4.0 with World Bank additional termsCompare with another city →Overall tax burden (taxes + social contributions, % of GDP)
9.9 percent_gdp
Taxes and social contributions as a share of the economy, not your personal income-tax rate.
Data period: 2023. Source: World Bank — Tax revenue % of GDP (GC.TAX.TOTL.GD.ZS) · CC BY 4.0 with World Bank additional termsCompare with another city →Intentional homicide rate
3.3 per 100,000 people
Homicide rates are a narrow safety indicator. They do not describe petty crime or the safety of an individual neighbourhood.
Data period: 2019. Source: World Bank / UNODC — Intentional homicides per 100k (VC.IHR.PSRC.P5) · CC BY 4.0 with World Bank additional termsCompare with another city →Comparative price level (household consumption)
35.8 (EU average = 100)
Data period: 2025. Limited confidence. Source: World Bank — Price level index, household consumption (PA.NUS.PRVT.PLI) · CC BY 4.0 with World Bank additional termsCompare with another city →Air quality — annual mean PM2.5
22.7 µg/m³
Data period: 2023. Limited confidence. Source: World Bank — PM2.5 mean annual exposure (EN.ATM.PM25.MC.M3) · CC BY 4.0 with World Bank additional termsCompare with another city →Other places to compare in Sri Lanka
What to check before deciding
Comparable figures are not available here for: Annual sunshine hours; Seismic hazard (ordinal 0 very-low to 4 high); Public-transport provision (ordinal proxy); Distance to nearest sea / coastline; Distance to nearest mountains (>1500 m); Monthly rent, 1-bedroom, city centre; Education system (national). Check the items that affect your plans with local providers. They are not treated as zero or as an advantage in recommendations.
Compare Dehiwala-Mount Lavinia with other cities
Read the source dates, choose your priorities and keep unavailable values separate from costs you know.
All maintained comparisons →