Niagara-on-the-Lake in December
4.1out of 10
Not the best time
Cold: highs around 3°C. Frequent rain: about 13 rainy days.
3°CAvg high
-1°CAvg low
13Rainy days (81 mm)
8:49 hDaylight
07:48Sunrise · 16:37 Sunset
Why this score
- Cold: highs around 3°C
- Frequent rain: about 13 rainy days
- Nights fall to about -1°C
What to wear and pack
- Winter coat, hat and scarf
- Rain jacket or compact umbrella
- Gloves for freezing mornings
How reliable is the forecast?
Rain in December varies a lot between years (±3.2 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 | 0°C | -5°C | 78 mm | 13 | – | – | 3.4 |
| February | 0°C | -5°C | 60 mm | 10 | – | – | 3.7 |
| March | 4°C | -2°C | 73 mm | 10 | – | – | 4.5 |
| April | 9°C | 4°C | 96 mm | 12 | – | – | 5.4 |
| May | 15°C | 10°C | 82 mm | 11 | – | – | 6.4 |
| June | 21°C | 16°C | 92 mm | 11 | – | – | 7.4 |
| July | 25°C | 20°C | 91 mm | 11 | – | – | 7.6 |
| August | 25°C | 20°C | 80 mm | 10 | – | – | 7.7 |
| September | 21°C | 16°C | 89 mm | 10 | – | – | 7.6 |
| October | 15°C | 10°C | 94 mm | 13 | – | – | 6.2 |
| November | 9°C | 4°C | 84 mm | 12 | – | – | 5.3 |
| December | 3°C | -1°C | 81 mm | 13 | – | – | 4.1 |
Frequently asked questions
How hot is Niagara-on-the-Lake in December?
Daytime highs average 3°C and nights about -1°C.
When is the best time to visit Niagara-on-the-Lake?
The best months are August, July, September, June.