The best times to visit Jaffna for ideal weather are

early-to-mid-January

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 


Jaffna Travel Guide

  • Safety
  • The busiest and least popular months
  • Overall travel experience by time of year
  • Weather in Jaffna

    Temperature

    Average temperatures in Jaffna vary very little and are too warm to be considered temperate for most. The area is in the bottom 1 percent of tourist destinations for pleasant weather. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Jaffna, the hottest months are April, June, and then May. See average monthly temperatures below. The warmest time of year is generally early April where highs are regularly around 93.7°F (34.3°C) with temperatures rarely dropping below 79.2°F (26.2°C) at night.

    Jaffna Temperatures (Fahrenheit)

    Key
    High
    Average
    Low

    Jaffna Temperatures (Celsius)

    Key
    High
    Average
    Low

    “Feels-Like” Temperatures

    The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

    Jaffna Perceived Temperature (F)

    Key
    High
    Average
    Low

    Jaffna Perceived Temperature (C)

    Key
    High
    Average
    Low

     

    Average Jaffna Temperatures by Month

    Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

    Show Fahrenheit

    Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
    Jan 84.2 79.3 71
    Feb 86.5 81.1 71.6
    Mar 91.1 84.7 74.3
    Apr 92.9 87.1 79.3
    May 90.8 86.7 82
    Jun 90.8 86.8 82.1
    Jul 91.2 86.5 81.2
    Aug 90 85.4 80.2
    Sep 89.5 85.3 79.9
    Oct 88.1 83.7 77.6
    Nov 85.7 81.2 74.7
    Dec 84 79.9 73.8

    Show Celsius

    Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
    Jan 29 26.3 21.7
    Feb 30.3 27.3 22
    Mar 32.8 29.3 23.5
    Apr 33.8 30.6 26.3
    May 32.7 30.4 27.8
    Jun 32.7 30.4 27.8
    Jul 32.9 30.3 27.3
    Aug 32.2 29.7 26.8
    Sep 31.9 29.6 26.6
    Oct 31.2 28.7 25.3
    Nov 29.8 27.3 23.7
    Dec 28.9 26.6 23.2

     
    Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

    Chance of Precipitation

    The graph below shows the % chance of rainy and snowy days in Jaffna.

    Key
    Days with precipitation

    Snow on the Ground

    The graph below shows the average snow on the ground in Jaffna (in).

    Key
    Snow depth

    Average Rain and Snow by Month

    Show Inches

    Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
    Jan 18.6 0 0.09
    Feb 12.9 0 0.05
    Mar 8.6 0 0.03
    Apr 24.3 0 0.1
    May 14.3 0 0.11
    Jun 2.9 0 0.02
    Jul 7.1 0 0.04
    Aug 12.9 0 0.07
    Sep 18.6 0 0.08
    Oct 48.6 0 0.27
    Nov 58.6 0 0.52
    Dec 55.7 0 0.39

    Show Centimeters

    Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
    Jan 18.6 0 0.23
    Feb 12.9 0 0.13
    Mar 8.6 0 0.08
    Apr 24.3 0 0.25
    May 14.3 0 0.28
    Jun 2.9 0 0.05
    Jul 7.1 0 0.1
    Aug 12.9 0 0.18
    Sep 18.6 0 0.2
    Oct 48.6 0 0.69
    Nov 58.6 0 1.32
    Dec 55.7 0 0.99
    –>

     

    Humidity and Wind

    Jaffna has slightly high to average humidity compared to most tourist destinations. The least humid month is March (63.2% relative humidity), and the most humid month is November (78.7%).

    Wind in Jaffna is usually calm. The windiest month is September, followed by December and June. September’s average wind speed of around 5.2 knots (6 MPH or 9.6 KPH) is considered “light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late May where average top sustained speeds reach 9.7 knots, which is considered a gentle breeze.

    Relative Humidity (%)

    The graph below shows the average % humidity by month in Jaffna.

    Key
    Avg. Relative Humidity

    Wind

    The graph below shows wind speed (max and average) in knots.

    Key
    Max Sustained Wind
    Average Daily Wind

    Average Wind Speeds

    Show Wind Speeds

    All wind speeds are in knots.

    Month Avg. Wind Meaning (Beaufort) Avg. Maximum Sustained Wind Meaning (Beufort)
    Jan 4.7 a light breeze 7.1 a gentle breeze
    Feb 4.4 a light breeze 6.6 a light breeze
    Mar 4.3 a light breeze 6.7 a gentle breeze
    Apr 3.3 light air 5.4 a light breeze
    May 3.8 light air 7.2 a gentle breeze
    Jun 4.8 a light breeze 8.1 a gentle breeze
    Jul 4.2 a light breeze 7.3 a gentle breeze
    Aug 4.6 a light breeze 7.4 a gentle breeze
    Sep 5.2 a light breeze 7.1 a gentle breeze
    Oct 4.2 a light breeze 6.2 a light breeze
    Nov 3.8 light air 6.2 a gentle breeze
    Dec 4.8 a light breeze 7 a gentle breeze

    Show Relative Humidity by Month

    Month Avg. Relative Humidity
    Jan 71.3
    Feb 68.4
    Mar 63.2
    Apr 65.9
    May 71.9
    Jun 67.8
    Jul 65.8
    Aug 69.2
    Sep 70.2
    Oct 74
    Nov 78.7
    Dec 77.5

     

    Is it Safe to Travel to Jaffna?

    As of 6/20/2017 there are travel warnings for Sri Lanka; exercise a high degree of caution. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories.
     

    The Busiest and Least Crowded Months

    The busiest month for tourism in Jaffna, Sri Lanka is August, followed by January and February. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Jaffna in May. Those willing to visit at these times will likely find it the least expensive month.

    Estimated Tourism by Month

     

    Most Popular Months to Visit

    Key
    Tourists Seeking Accommodations

    Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Displayed data is calculated relative to the peak, so a score of 30.7 in May means 30.7% of the tourists vs. August.

    Overall Jaffna Travel Experience by Season

    Spring (March through May)

    Humidity and temperatures combine to make this season feel very warm. Highs range from 93.7°F (34.3°C) and 89°F (31.7°C) with warmer temperatures in the later months. Spring is the slowest for tourism, which makes it a good time for those looking for deals.

    Summer (June through August)

    The middle-year months have hot weather with high temperatures that are quite warm. June – August is the busiest season for tourism in Jaffna, so lodging and other accommodations may cost more than usual.

    Fall (September through November)

    Fall daily highs range from 89.9°F (32.2°C) and 83.8°F (28.8°C), which will feel warmer than comfortable given the humidity and wind. Tourism is fairly slow during these months due to the weather, so hotels may be affordably priced.

    Winter (December through February)

    Weather is perfect this time of year in Jaffna to be enjoyable for warm weather travelers. The average high during this season is between 87.9°F (31.1°C) and 82.9°F (28.3°C). These times of year are busy with tourists.