Riga in september: average Weather, Temperature and Climate
Weather in Riga in september 2025
The weather in Riga in the month of september comes from statistical datas on the last years. You can view the weather statistics the entire month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather
Weather at 6am
56°F
Partly Cloudy
33% of time
32%
19%
14%
Weather at 12pm
63°F
Clear/Sunny
29% of time
26%
22%
21%
Weather at 6pm
58°F
Clear/Sunny
31% of time
27%
22%
16%
Weather at 3am
54°F
34%
28%
15%
14%
Evolution of daily average temperature and precipitation in Riga in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Riga in september.
The climate of Riga in september is good
The climate in september in Riga is wet (with 3in of precipitation over 5 days). The weather is better from the previous month since in august it receives an average of 4.4in of rainfall over 7 days.
The climate is quite cool around this city this month, but it is liveable by dressing hot. Temperatures are up to 65°F. The seasonal minimum is 56°F. Thus, the mean temperature average on this month of september in Riga is 59°F. Note that these seasonal averages are in contrast with those observed in Riga in september with a maximum record of 77°F in 2021 and a minimum record of 40°F in 2021. You can expect to have about 13 days with temperatures up to 65°F, or 43% of the month.
Day length in Riga in september is 12:47. The sun rises at 05:55 and sets at 18:42.
With a good weather, this month is recommended to go in this locality in Latvia.
Seasonal average climate and temperature of Riga in september
Check below seasonal norms These statistics are compiled from the weather statements of the past years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 59°F | ||||
| Highest temperature | 65°F | ||||
| Lowest temperature | 56°F | ||||
| Highest record temperature | 77°F (2021) | ||||
| Lowest record temperature | 40°F (2021) | ||||
| Number of days at +86°F | 0 day(s) (0%) | ||||
| Number of days at +65°F | 13 day(s) (43%) | ||||
| Number of days at -32°F | 0 day(s) (0%) | ||||
| Sea temperature | |||||
| Average sea temperature | 62°F | ||||
| Lowest sea temperature | 56°F | ||||
| Highest sea temperature | 68°F | ||||
| Wind | |||||
| Wind speed | 19km/h | ||||
| Wind temperature | 52°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3in | ||||
| Number of days with rainfall | 5 day(s) (15%) | ||||
| Record daily rainfall | 2.1in (2017) | ||||
| Snowfall | 0cm | ||||
| Other climate data | |||||
| Humidity | 83% | ||||
| Visibility | 9.44km | ||||
| Cloud cover | 45% | ||||
| UV index | 5 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:55 | ||||
| Time of sunset | 18:42 | ||||
| Length of day | 12:47 | ||||
| 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 Riga in september 2024:
56°F to 67°F
54°F to 72°F
58°F to 77°F
63°F to 83°F
63°F to 79°F
56°F to 77°F
58°F to 79°F
56°F to 79°F
56°F to 77°F
58°F to 67°F
59°F to 70°F
56°F to 68°F
61°F to 67°F
58°F to 74°F
61°F to 68°F
61°F to 79°F
58°F to 76°F
61°F to 70°F
58°F to 67°F
58°F to 67°F
54°F to 67°F
49°F to 63°F
50°F to 70°F
54°F to 74°F
59°F to 67°F
58°F to 68°F
59°F to 63°F
56°F to 63°F
49°F to 54°F
45°F to 56°F
Map: other cities in Latvia in september
Cities near Riga:
| Salaspils in september | good weather |
| Olaine in september | good weather |
| Carnikava in september | good weather |
| Jurmala in september | good weather |
| Ogre in september | good weather |
| Saulkrasti in september | good weather |
| Iecava in september | good weather |
| Jelgava in september | good weather |
| Sigulda in september | good weather |
| Tukums in september | good weather |
| Engure in september | good weather |
| Bauska in september | good weather |
Click over cities on the map for information about the weather in september.
Riga
perfect weather
good
tolerable
bad
very bad
Weather data for Riga in september:
Weather data for Riga for september are derived from an average of the weather forecast since 2009 in Riga. There is a margin of error and these forecasts are to be considered as general information only. The weather in Riga 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 Riga.