Siaya in september: average Weather, Temperature and Climate
Weather in Siaya in september 2025
The weather in Siaya 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 by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
tolerable weather UV index: 6
Weather at 6am
65°F
Clear/Sunny
48% of time
29%
22%
3%
Weather at 12pm
83°F
Moderate rain at times
45% of time
42%
12%
3%
Weather at 6pm
77°F
Moderate rain at times
44% of time
20%
18%
17%
Weather at 3am
67°F
37%
25%
19%
19%
Evolution of daily average temperature and precipitation in Siaya in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Siaya in september.
The climate of Siaya in september is tolerable
The weather in september in Siaya is wet (with 11.1in of precipitation over 18 days). The situation is deteriorating compared to the previous month since in august there is an average of 10.6in of rainfall over 18 days.
The climate quite comfortable in this location the month of september. The high seasonal norm is 85°F. In the morning the temperature drops to 65°F. Thus, the mean temperature average in september in Siaya is 76°F. These temperatures are far removed from those records observed in Siaya in september with a maximum record of 92°F in 2009 and a minimum record of 59°F in 2010. You can plan to have about 8 days with temperatures above 86°F, or 27 of time.
On average, in Siaya, the days of september last 12:06. The sun rises at 06:35 and sunset is at 18:41.
September: another location in Kenya?
If you want to go to Kenya in september, there are destinations with better weather than Siaya:
In september, Tsavo West National Park, Amboseli National Park, Lodwar, Mandera, Marsabit National Park and Sibiloi National Park have perfect weather.
Furthermore, Nairobi, Lake Naivasha National Park, Maasai Mara National Reserve, Mombasa, Mount Kenya National Park and Garissa have good weather.
Seasonal average climate and temperature of Siaya 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 | 76°F | ||||
| Highest temperature | 85°F | ||||
| Lowest temperature | 65°F | ||||
| Highest record temperature | 92°F (2009) | ||||
| Lowest record temperature | 59°F (2010) | ||||
| Number of days at +86°F | 8 day(s) (27%) | ||||
| Number of days at +65°F | 30 day(s) (100%) | ||||
| Wind | |||||
| Wind speed | 10km/h | ||||
| Wind temperature | 65°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 11.1in | ||||
| Number of days with rainfall | 18 day(s) (61%) | ||||
| Record daily rainfall | 2in (2011) | ||||
| Other climate data | |||||
| Humidity | 84% | ||||
| Visibility | 9.1km | ||||
| Cloud cover | 26% | ||||
| UV index | 6 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:35 | ||||
| Time of sunset | 18:41 | ||||
| Length of day | 12:06 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | tolerable | ||||
How was the weather last september?
Here is the day by day recorded weather in Siaya in september 2024:
67°F to 83°F
68°F to 74°F
65°F to 86°F
65°F to 85°F
63°F to 85°F
65°F to 85°F
65°F to 85°F
65°F to 86°F
67°F to 88°F
67°F to 88°F
67°F to 90°F
63°F to 86°F
67°F to 90°F
63°F to 88°F
68°F to 86°F
67°F to 85°F
65°F to 88°F
65°F to 88°F
65°F to 90°F
65°F to 88°F
65°F to 88°F
65°F to 86°F
67°F to 86°F
68°F to 77°F
67°F to 83°F
65°F to 85°F
63°F to 88°F
65°F to 86°F
67°F to 86°F
65°F to 79°F
Map: other cities in Kenya in september
Cities near Siaya:
| Kisumu in september | tolerable weather |
| Kisii in september | tolerable weather |
| Eldoret in september | tolerable weather |
| Kericho in september | bad weather |
| Kitale in september | good weather |
| Maasai Mara National Reserve in september | good weather |
| Lake Nakuru National Park in september | good weather |
| Lake Naivasha National Park in september | good weather |
| Aberdare National Park in september | good weather |
| Nyeri in september | good weather |
| Nairobi in september | good weather |
| Murang'a in september | good weather |
Click over cities on the map for information about the weather in september.
Siaya
perfect weather
good
tolerable
bad
very bad
Weather data for Siaya in september:
Weather data for Siaya for september are derived from an average of the weather forecast since 2009 in Siaya. There is a margin of error and these forecasts are to be considered as general information only. The weather in Siaya 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 Siaya.