Jaffna in september: average Weather, Temperature and Climate
Weather in Jaffna in september 2025
The weather in Jaffna in the month of september comes from statistical datas on the last years. You can view the weather statistics for all the month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather UV index: 7
Weather at 6am
85°F
Clear/Sunny
29% of time
29%
25%
12%
Weather at 12pm
85°F
Clear/Sunny
60% of time
22%
14%
3%
Weather at 6pm
85°F
Clear/Sunny
46% of time
24%
18%
8%
Weather at 3am
83°F
34%
22%
18%
17%
Evolution of daily average temperature and precipitation in Jaffna in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Jaffna in september.
The climate of Jaffna in september is good
The weather in september in Jaffna is wet (with 6.3in of rainfall over 9 days). The situation is deteriorating compared to the previous month since in august there is an average of 4in of rainfall over 5 days.
The climate quite nice in this city the month of september. Temperatures are up to 85°F. In the morning the temperature drops to 83°F. Thus, the mean temperature average on this month of september in Jaffna is 85°F. Note that these seasonal averages are in contrast with those observed in Jaffna in september with a maximum record of 92°F in 2021 and a minimum record of 72°F in 2020. You can plan to have about 4 days with temperatures up to 86°F, or 13 of the month.
On this month of september, day length in Jaffna is generally 12:10. The sun rises at 06:00 and sets at 18:10.
With a correct climate, september is okay (but not good) to go in that area.
Seasonal average climate and temperature of Jaffna in september
Check below seasonal norms These datas are generated from the weather statements of the last years of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 85°F | ||||
| Highest temperature | 85°F | ||||
| Lowest temperature | 83°F | ||||
| Highest record temperature | 92°F (2021) | ||||
| Lowest record temperature | 72°F (2020) | ||||
| Number of days at +86°F | 4 day(s) (13%) | ||||
| Number of days at +65°F | 30 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 85°F | ||||
| Lowest sea temperature | 83°F | ||||
| Highest sea temperature | 86°F | ||||
| Wind | |||||
| Wind speed | 30km/h | ||||
| Wind temperature | 85°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 6.3in | ||||
| Number of days with rainfall | 9 day(s) (28%) | ||||
| Record daily rainfall | 6in (2009) | ||||
| Other climate data | |||||
| Humidity | 80% | ||||
| Visibility | 9.54km | ||||
| Cloud cover | 32% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:00 | ||||
| Time of sunset | 18:10 | ||||
| Length of day | 12:10 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Jaffna in september 2024:
83°F to 85°F
83°F to 85°F
83°F to 85°F
83°F to 85°F
83°F to 86°F
83°F to 85°F
83°F to 85°F
83°F to 85°F
83°F to 85°F
83°F to 85°F
83°F to 85°F
83°F to 85°F
83°F to 85°F
83°F to 85°F
83°F to 86°F
83°F to 86°F
83°F to 86°F
83°F to 86°F
83°F to 85°F
83°F to 86°F
83°F to 85°F
83°F to 85°F
83°F to 86°F
83°F to 85°F
83°F to 85°F
83°F to 85°F
83°F to 86°F
77°F to 86°F
81°F to 88°F
81°F to 85°F
Map: other cities in Sri Lanka in september
Cities near Jaffna:
| Kayts in september | good weather |
| Point Pedro in september | good weather |
| Poonakari in september | good weather |
| Thalayadi in september | good weather |
| Mannar Island in september | good weather |
| Mullaitivu in september | good weather |
| Vavuniya in september | good weather |
| Arisimale Beach in september | good weather |
| Wilpattu National Park in september | good weather |
| Kallara beach (Thiriyai) in september | good weather |
| Anuradhapura in september | good weather |
| Kalpitiya in september | good weather |
Click over cities on the map for information about the weather in september.
Jaffna
perfect weather
good
tolerable
bad
very bad
Weather data for Jaffna in september:
Weather data for Jaffna for september are derived from an average of the weather forecast since 2009 in Jaffna. There is a margin of error and these forecasts are to be considered as general information only. The weather in Jaffna can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Jaffna.