30YearWeather
Galle in December
Galle weather in December - Sri Lanka
🌧️Wet Season

Galle Weather in December

Plan your December trip to Galle, Sri Lanka. Based on 30 years of NASA data, expect temperatures of 28°C (high) to 24°C (low), with 57% rain probability and 8 hours of daily sunshine. The Coastal Waters averages 29°C in December. Pack rain gear for around 31 rainy days.

Avg High
28°C

Hottest around day 7

Avg Low
24°C

Coolest around day 29

Rainy Days
31days

57% avg rain chance

Sunshine
8hrs/day

Winter season

Sea Temperature in December

Coastal Waters(Ocean)

28.6°C

Monthly Average

Water Feel
🌴Tropical

Perfect for swimming and water sports

Swim Rating
Excellent for swimming

Based on average sea surface temperature

Body of Water
Coastal Waters

Ocean

Galle coastline

Galle December Weather Calendar

Click any day to see detailed weather information

Currency

LKR

Rs රු Sri Lankan rupee

Language

Sinhala

+1 more

Driving

Left side

Safety

Moderate Safety

GPI: 2.02

Travel Intelligence

Exclusive flight analytics & health data for Galle

Smart Flight Estimator

Airport-to-Airport Logistics

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Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Low Traffic
38/ 100
Traffic Index

Quieter airport

Peak Daily Arrivals

0

slots per day

Peak

Jan

Low

Oct

Monthly Traffic Distribution

94
Jan
87
Feb
87
Mar
81
Apr
85
May
81
Jun
83
Jul
85
Aug
86
Sep
63
Oct
84
Nov
91
Dec
Traffic Level
Low Season

Key Connections

Dubai (DXB)
Malé (MLE)
Chennai (MAA)
Doha Hamad (DOH)
Kuala Lumpur (KUL)

Health & Safety Advisory

CDC travel health recommendations

9 Recommendations
COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Chikungunya

There is anoutbreak of chikungunyain Sri Lanka.Chikungunya vaccinationis recommended for people traveling to an area with a chikungunya outbreak.

Hepatitis A

Recommended for unvaccinated travelers one year old or older going to Sri Lanka.Infants 6 to 11 months old should also be vaccinated against Hepatitis A. The dose does not count toward the routine 2-dose series.Travelers allergic to a vaccine component should receive a single dose of immune globulin, which provides effective protection for up to 2 months depending on dosage given.Unvaccinated travelers who are over 40 years old, are immunocompromised, or have chronic medical conditions planning to depart to a risk area in less than 2 weeks should get the initial dose of vaccine and at the same appointment receive immune globulin.

Hepatitis B

Recommended for unvaccinated travelers younger than 60 years old traveling to Sri Lanka. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Sri Lanka.

Japanese Encephalitis

Recommended for travelers whoAre moving to an area with Japanese encephalitis to liveSpend long periods of time, such as a month or more, in areas with Japanese encephalitisFrequently travel to areas with Japanese encephalitisConsider vaccination for travelersSpending less than a month in areas with Japanese encephalitis but will be doing activities that increase risk of infection, such as visiting rural areas, hiking or camping, or staying in places without air conditioning, screens, or bed netsGoing to areas with Japanese encephalitis who are uncertain of their activities or how long they will be thereNot recommended for travelers planning short-term travel to urban areas or travel to areas with no clear Japanese encephalitis season.

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

+3 more

Source: CDC Travelers' Health

View Complete Health Guide

Is December a Good Time to Visit Galle?

🤔Requires preparation but many visit successfully
Short Answer

Storm season alert for Galle in December: beyond the 29°C, 57% rain averages, hurricane risk requires travel insurance and schedule flexibility.

Decision Factors

Cyclone season active

Indian Ocean zone - expect potential cyclone activity

Oppressive heat and humidity

28.5°C with 85% humidity - challenging conditions

Vaccinations required

Yellow Fever

Feels significantly hotter than 28.5°C

Heat index: 34°C due to 85% humidity

Warm tropical seas

28.6°C sea temperature - Tropical Bath

Poor air quality: Unhealthy

Unhealthy. Everyone should reduce outdoor activities.

Good For

  • 💼
    Business travelers

    Climate-controlled meetings unaffected by weather

  • 🎯
    Adventure seekers

    1.37m waves - good for surfing and water sports

Who Should Avoid

  • 💰
    Budget travelers

    Peak season means premium prices everywhere

  • 👴
    Elderly travelers

    85% humidity creates difficult conditions

  • 🥾
    Outdoor enthusiasts

    57% rain probability disrupts outdoor activities

  • 💑
    Honeymoon couples

    Wedding score only 72/100 - better months available

930 observations30-year historical data
Confidence: 99%

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Galle in December averages 28°C with 57% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: Galle in December

What are the temperatures in Galle in December?

Daytime highs average 28°C, nights drop to 24°C. Temperatures remain fairly consistent.

How many rainy days in Galle in December?

Expect around 31 days with measurable rainfall. Definitely pack rain gear.

What to wear in Galle in December?

Comfortable casual wear with a light jacket for evenings.

Is December peak season in Galle?

This is off-peak season. Expect lower prices and fewer crowds.