The best times to visit Seeduwa – Katunayake for ideal weather are

November 26th to March 18th

or

May 21st to August 12th

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

 

 


Other Seeduwa – Katunayake Travel Info

Weather in Seeduwa – Katunayake

Temperature

Average temperatures in Seeduwa – Katunayake vary very little. Considering humidity, temperatures feel hot all year with a very low chance of rain throughout the year. The area is less temperate than some — in the 32nd percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Seeduwa – Katunayake, the hottest months are May, June, and then April. See average monthly temperatures below. The warmest time of year is generally early to mid May where highs are regularly around 89.8°F (32.1°C) with temperatures rarely dropping below 79°F (26.1°C) at night.

Seeduwa – Katunayake Temperatures (Fahrenheit)

Key
High
Average
Low

Seeduwa – Katunayake 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.

Seeduwa – Katunayake Perceived Temperature (F)

Key
High
Average
Low

Seeduwa – Katunayake Perceived Temperature (C)

Key
High
Average
Low

 

Average Seeduwa – Katunayake 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 88 79.5 72
Feb 89.1 80.6 73
Mar 89.1 82 75.3
Apr 88.5 82.3 76.4
May 88 83.8 79.3
Jun 86.4 82.8 79.1
Jul 85.6 82.2 79
Aug 85.6 81.9 78.6
Sep 85.8 81.7 77.7
Oct 86.3 81 76.1
Nov 86.7 80 74.4
Dec 86.3 79.3 73.7

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 31.1 26.4 22.2
Feb 31.7 27 22.8
Mar 31.7 27.8 24.1
Apr 31.4 27.9 24.7
May 31.1 28.8 26.3
Jun 30.2 28.2 26.2
Jul 29.8 27.9 26.1
Aug 29.8 27.7 25.9
Sep 29.9 27.6 25.4
Oct 30.2 27.2 24.5
Nov 30.4 26.7 23.6
Dec 30.2 26.3 23.2

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Seeduwa – Katunayake are February, July, and then August. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early January. For example, on the week of January 1st there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early November with an average of 1 days of significant precipitation the week of November 5th.

When can you find snow in Seeduwa – Katunayake? Weather stations report no annual snow. 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 Seeduwa – Katunayake.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Seeduwa – Katunayake (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 3% 0 0.5
Feb 0% 0 0
Mar 1% 0 0.2
Apr 11% 0 2
May 4% 0 1.5
Jun 1% 0 0.4
Jul 0% 0 0
Aug 0% 0 0
Sep 3% 0 1
Oct 3% 0 0.7
Nov 15% 0 4.8
Dec 5% 0 0.4

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 3 0 1.3
Feb 0 0 0
Mar 1 0 0.5
Apr 11 0 5.1
May 4 0 3.8
Jun 1 0 1
Jul 0 0 0
Aug 0 0 0
Sep 3 0 2.5
Oct 3 0 1.8
Nov 15 0 12.2
Dec 5 0 1

 

Humidity and Wind

Seeduwa – Katunayake has some very humid months, and above average humidity throughout the year. The least humid month is January (64.9% relative humidity), and the most humid month is November (75.1%).

Wind in Seeduwa – Katunayake is usually calm. The windiest month is July, followed by August and June. July’s average wind speed of around 8.2 knots (9.5 MPH or 15.3 KPH) is considered “a gentle 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 13.1 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Seeduwa – Katunayake.

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. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 7.8 Gentle breeze 12.5 Significant breeze
Feb 6.5 Light breeze 11 Significant breeze
Mar 5.3 Light breeze 9.6 Significant breeze
Apr 5.3 Light breeze 10 Gentle breeze
May 8 Gentle breeze 12 Significant breeze
Jun 8.1 Gentle breeze 12 Significant breeze
Jul 8.2 Gentle breeze 11.6 Significant breeze
Aug 8.2 Gentle breeze 11.8 Significant breeze
Sep 7.6 Gentle breeze 11.4 Significant breeze
Oct 6 Light breeze 10.1 Gentle breeze
Nov 5.2 Light breeze 9.5 Significant breeze
Dec 6.6 Light breeze 11.1 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 64.9%
Feb 65.1%
Mar 68.7%
Apr 73.5%
May 73.2%
Jun 74.2%
Jul 72.7%
Aug 73.1%
Sep 74.1%
Oct 75%
Nov 75.1%
Dec 73%

 

Is it Safe to Travel to Seeduwa – Katunayake?

Our best data indicates this area is somewhat safe. As of Oct 07, 2019 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. This advisory was last updated on Sep 25, 2019.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Seeduwa – Katunayake, Sri Lanka is July, followed by August and January. 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 Seeduwa – Katunayake in March. 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. Tourism data for this area is somewhat extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 81.4 in March means 81.4% of the tourists vs. July.

 

 

Overall Seeduwa – Katunayake Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 89.4°F (31.9°C) and 86.8°F (30.4°C) with similar temperatures in the later months. Rain is rare with 0 to 3 days of significant precipitation per month. 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 very comfortable weather with high temperatures that are quite warm. These months see the least precipitation with about 0 days of precipitation per month. June – August is the busiest season for tourism in Seeduwa – Katunayake, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 87.2°F (30.7°C) and 85.3°F (29.6°C), which will feel very nice given the humidity and wind. It rains or snows a normal amount: 1 to 5 days per month. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.

Winter (December through February)

Weather is perfect this time of year in Seeduwa – Katunayake to be enjoyable for warm weather travelers. The average high during this season is between 89.8°F (32.1°C) and 85.6°F (29.8°C). On average, it rains or snows a very small amount: 0 to 1 times per month. These times of year are the second busiest with tourists.

 

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