Monthly climate guide
Leicester weather in September
September in Leicester is typically mild, with average daytime highs around 19°C (65°F) and night-time lows near 9°C (48°F). The month usually brings about 50 mm of rain (some rain) and is often cloudy. Daytime highs are 2°C cooler than August and 4°C warmer than October.
What stands out in September
- Just 120 km apart, but Leicester runs about 2°C warmer than Manchester this month.
- Skies are at their clearest this time of year.
- It cools down fast from here: October is about 4°C cooler.
- September brings early autumn to Leicester.
Avg high
19°C
65°F
Avg low
9°C
48°F
Rainfall
50 mm
some rain
Humidity
84%
relative
Sky
67%
cloud · often cloudy
Leicester weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 6°C / 43°F | 1°C / 34°F | 62 mm | 94% | 75% |
| February | 7°C / 45°F | 1°C / 34°F | 52 mm | 91% | 73% |
| March | 10°C / 50°F | 2°C / 35°F | 51 mm | 86% | 72% |
| April | 13°C / 56°F | 4°C / 39°F | 44 mm | 82% | 69% |
| May | 16°C / 61°F | 7°C / 44°F | 57 mm | 80% | 67% |
| June | 19°C / 66°F | 10°C / 49°F | 72 mm | 80% | 75% |
| July | 21°C / 70°F | 12°C / 53°F | 65 mm | 79% | 69% |
| August | 21°C / 69°F | 11°C / 53°F | 71 mm | 81% | 72% |
| September | 19°C / 65°F | 9°C / 48°F | 50 mm | 84% | 67% |
| October | 14°C / 58°F | 7°C / 45°F | 75 mm | 89% | 72% |
| November | 10°C / 49°F | 4°C / 39°F | 73 mm | 94% | 72% |
| December | 8°C / 46°F | 3°C / 37°F | 79 mm | 95% | 73% |
What to pack for September
- A warm sweater or fleece for layering
- A mid-weight jacket
- A small travel umbrella, just in case
Is September a good time to visit Leicester?
Compare the months in the chart above to find your ideal window.
Best time to visit Leicester →Other United Kingdom cities in September
Cite or embed this data
Writing about this destination? Copy a ready-made citation or embed a live widget — free, just keep the link.
Leicester weather in September. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/uk/leicester/september
<a href="https://weathercompare.eu/weather/uk/leicester/september">Leicester weather in September</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/uk/leicester" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Leicester weather in September"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/uk/leicester/september">Leicester weather in September</a> – WeatherCompare</p>
Leicester in September: quick answers
Is September a good time to visit Leicester?
Yes. September is one of the best months for Leicester, with highs around 19°C and about 50 mm of rain.
How warm is Leicester in September?
Average highs are about 19°C (65°F) and average lows about 9°C (48°F), based on 10 years of daily data.
Does it rain a lot in Leicester in September?
Leicester typically gets around 50 mm of rain in September — some rain.
Figures are long-term averages for the area around Leicester (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.