Cambridge in September
5.9out of 10
Possible, with caveats
Mild: highs around 16°C. Very wet: about 15 rainy days.
16°CAvg high
7°CAvg low
15Rainy days (113 mm)
11:46 hDaylight
06:19Sunrise · 18:06 Sunset
Why this score
- Mild: highs around 16°C
- Very wet: about 15 rainy days
- Rain varies a lot between years (±4.3 days)
What to wear and pack
- Layers you can add or remove
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in September varies a lot between years (±4.3 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 23°C | 14°C | 74 mm | 9 | – | – | 7.9 |
| February | 24°C | 14°C | 78 mm | 8 | – | – | 8.0 |
| March | 22°C | 13°C | 75 mm | 8 | – | – | 8.0 |
| April | 19°C | 10°C | 95 mm | 10 | – | – | 7.2 |
| May | 16°C | 8°C | 105 mm | 11 | – | – | 6.6 |
| June | 14°C | 6°C | 112 mm | 12 | – | – | 6.1 |
| July | 13°C | 6°C | 119 mm | 13 | – | – | 5.8 |
| August | 14°C | 6°C | 117 mm | 14 | – | – | 5.7 |
| September | 16°C | 7°C | 113 mm | 15 | – | – | 5.9 |
| October | 17°C | 9°C | 103 mm | 13 | – | – | 6.4 |
| November | 19°C | 11°C | 96 mm | 12 | – | – | 7.0 |
| December | 21°C | 13°C | 105 mm | 12 | – | – | 7.2 |
Frequently asked questions
How hot is Cambridge in September?
Daytime highs average 16°C and nights about 7°C.
When is the best time to visit Cambridge?
The best months are February, March, January.