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Udawalawe National Park in September 2026: weather, temperatures and activities

Do you want to visit Udawalawe National Park in September 2026? Discover the usual weather at this time of year, average temperatures, the risk of rain, possible activities, and our opinion on whether September is a good month to travel to Udawalawe National Park, Sri Lanka.

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Is it worth visiting Udawalawe National Park in September?

Check your ideal travel criteria and see if the month of September suits your plans to go to Udawalawe National Park.
What matters most?
Udawalawe National Park in September 2026: weather, temperatures and activities

Page summary

Udawalawe National Park in September in summary
Fair weather
Min 24°C Max 29°C 401 mm 19 day(s) 87% 58% UV 6 10.9 h/day
Possible activities in September
Animal observationNature and landscapes
Practical guidelines
Moderate crowds 05:59 18:08
Hourly weather

Average weather in Udawalawe National Park in September 2026

Fair weather

The weather in Udawalawe National Park in September 2026 is based on statistical data from previous years in September. This allows you to forecast the weather in September 2026. Check the hourly statistics (6:00, 9:00, 12:00, 15:00, 18:00, 21:00, 0:00 and 3:00), with the associated average temperature, for the whole month, and also, by navigating the tabs, for the beginning, middle and end of the month.

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Climate

Climate of Udawalawe National Park in September

Temperatures, precipitation and monthly trends help to better understand the climate in Udawalawe National Park in September.

Temperatures and rain in Udawalawe National Park in September

Average daily weather

Temperatures and rain day by day in September.
Minimal Average Maximums Average rainfall

Monthly temperatures

The month of September is highlighted to compare it quickly with the rest of the year.
Minimal Average Maximums

Monthly precipitation

The bar for the month under study is highlighted.
Average rainfall

About the climate in Udawalawe National Park in September

Seasonal normals

Seasonal normals of Udawalawe National Park in September

Check the seasonal normals in Udawalawe National Park in September and compare the weather with the previous month and the following month (or the months of your choice by selecting months in the form below): temperatures, wind, rain, humidity, climate rating...

Last updated: 12/01/2026
Reference period for normals: January 2009 - December 2025
Month analyzed
September
Weather data August September October
Outside temperature
Average temperature 26.7°C 26.6°C 26.5°C
Maximum temperature 28.5°C 28.8°C 29.5°C
Minimum temperature 24.9°C 24.3°C 23.6°C
Record maximum temperature 32.0°C
(2012)
33.0°C
(2018)
32.0°C
(2009)
Record low temperature 18.0°C
(2018)
18.0°C
(2019)
18.0°C
(2021)
Number of days at +30° 12 day(s)
(39%)
12 day(s)
(40%)
18 day(s)
(58%)
Number of days at +18° 31 day(s)
(100%)
30 day(s)
(100%)
31 day(s)
(100%)
Number of days below 0° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Wind
Wind speed 14 km/h 13 km/h 11 km/h
Wind temperature 24.9°C 24.4°C 23.6°C
Precipitation (rain)
Precipitation 375.4 mm 400.9 mm 620.1 mm
Number of days with precipitation 29 day(s)
(94%)
27 day(s)
(90%)
29 day(s)
(94%)
Number of days with significant precipitation (greater than 5 mm) 21 day(s)
(67%)
19 day(s)
(63%)
22 day(s)
(71%)
Record precipitation in one day 89.8 mm
(2009)
78.9 mm
(2017)
115.4 mm
(2009)
Other weather data
Humidity 86% 87% 88%
Visibility 8.3 km 8.0 km 7.6 km
Cloud cover 62% 58% 52%
UV index 6 6 6
Daily sunshine 9h 11h 10h
Sunrise and sunset
Sunrise time 06h03 05h59 05h55
Sunset time 18h22 18h08 17h53
Day length 12h19 12h09 11h58
Our opinion on the climate in September
The review of Where And When adverse weather fair weather very bad weather
Activities and events

What to do in Udawalawe National Park in September?

Possible activities in September
Animal observationNature and landscapes
Observed weather

What was the weather like in Udawalawe National Park in September last?

Find the observed weather calendar in Udawalawe National Park in September 2025, with each day’s weather, temperatures and precipitation.

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Light rain shower
22°C26°C3.3 mm
2
Light rain
23°C28°C1.9 mm
3
Patchy rain nearby
22°C27°C2.5 mm
4
Patchy rain nearby
20°C28°C2.3 mm
5
Light rain shower
19°C27°C2.2 mm
6
Light rain shower
20°C29°C0.9 mm
7
Light rain shower
21°C28°C0.6 mm
8
Light rain shower
23°C27°C2.3 mm
9
Moderate or heavy rain shower
23°C29°C6.3 mm
10
Light rain shower
20°C29°C2.0 mm
11
Patchy rain nearby
22°C27°C0.5 mm
12
Patchy rain nearby
23°C29°C0.8 mm
13
Patchy rain nearby
23°C29°C1.4 mm
14
Light rain shower
23°C28°C2.3 mm
15
Light rain shower
19°C27°C6.7 mm
16
Light rain shower
19°C27°C2.0 mm
17
Light rain shower
20°C28°C2.6 mm
18
Patchy rain nearby
20°C26°C1.9 mm
19
Light rain shower
19°C27°C4.6 mm
20
Patchy rain nearby
20°C28°C1.5 mm
21
Patchy rain nearby
19°C29°C1.8 mm
22
Patchy rain nearby
19°C27°C0.9 mm
23
Light rain shower
20°C27°C2.6 mm
24
Light rain shower
21°C26°C8.6 mm
25
Light rain shower
19°C26°C9.3 mm
26
Light rain shower
19°C24°C13.1 mm
27
Light rain shower
18°C27°C3.9 mm
28
Patchy rain nearby
23°C30°C1.0 mm
29
Light rain shower
23°C29°C1.5 mm
30
Light rain shower
22°C28°C3.3 mm
Nearby

Where to go near Udawalawe National Park in September?

Compare cities and destinations near Udawalawe National Park in September to find another travel stop, a nearby alternative or a logical continuation of your stay in Udawalawe National Park.

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Every month

Best time to visit Udawalawe National Park month by month

Compare the weather in Udawalawe National Park across all months of the year and open each detailed page to find the best time.

Frequently asked questions

Travel to to Udawalawe National Park in September: your frequently asked questions

Short answers to the questions we ask ourselves before booking for this month.

It's an average period, nothing special. Conditions are mediocre in Udawalawe National Park in September, which ranks this month 4th out of 12. The choice of region will make a real difference.

Expect an average of 29°C during the day and 24°C at night, with about 401 mm of precipitation spread over 19 rainy days.

Expect about 10.9 hours of sunshine per day on average for this month.

No activity stands out as ideal this month, but conditions remain acceptable for Animal observation and Nature and landscapes.

Visitor numbers are moderate: this month is in Moderate crowds, with an index of 44/100. It is often a good compromise between weather and tranquility.

If your dates are flexible, the most favorable months in Udawalawe National Park are: January. Compare them before finalizing your departure.
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