Jam in December
8.3out of 10
Yes, a good time to go
Mild: highs around 21°C. Some rain: about 4 rainy days.
21°CAvg high
16°CAvg low
4Rainy days (54 mm)
10:15 hDaylight
06:49Sunrise · 17:04 Sunset
Why this score
- Mild: highs around 21°C
- Some rain: about 4 rainy days
- Rain varies a lot between years (±4.0 days)
What to wear and pack
- Layers you can add or remove
- Comfortable walking shoes
How reliable is the forecast?
Rain in December varies a lot between years (±4.0 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 | 18°C | 14°C | 66 mm | 6 | – | – | 7.8 |
| February | 20°C | 15°C | 34 mm | 3 | – | – | 8.3 |
| March | 22°C | 17°C | 26 mm | 3 | – | – | 8.7 |
| April | 27°C | 22°C | 5 mm | 1 | – | – | 9.0 |
| May | 32°C | 27°C | 0 mm | 0 | – | – | 8.4 |
| June | 34°C | 29°C | 0 mm | 0 | – | – | 7.7 |
| July | 35°C | 31°C | 0 mm | 0 | – | – | 7.5 |
| August | 35°C | 31°C | 1 mm | 0 | – | – | 7.5 |
| September | 33°C | 29°C | 0 mm | 0 | – | – | 7.9 |
| October | 31°C | 26°C | 1 mm | 0 | – | – | 8.6 |
| November | 25°C | 20°C | 23 mm | 2 | – | – | 8.8 |
| December | 21°C | 16°C | 54 mm | 4 | – | – | 8.3 |
Frequently asked questions
How hot is Jam in December?
Daytime highs average 21°C and nights about 16°C.
When is the best time to visit Jam?
The best months are April, November, March, October.