Mesa in December
8.0out of 10
Yes, a good time to go
Mild: highs around 18°C. Some rain: about 4 rainy days.
18°CAvg high
5°CAvg low
4Rainy days (34 mm)
9:48 hDaylight
07:30Sunrise · 17:17 Sunset
Why this score
- Mild: highs around 18°C
- Some rain: about 4 rainy days
What to wear and pack
- Layers you can add or remove
- Comfortable walking shoes
How reliable is the forecast?
Rainfall in December is fairly consistent from year to year (2.9 days). 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 | 19°C | 5°C | 40 mm | 4 | – | – | 8.1 |
| February | 21°C | 7°C | 43 mm | 4 | – | – | 8.4 |
| March | 25°C | 10°C | 30 mm | 3 | – | – | 8.7 |
| April | 29°C | 13°C | 9 mm | 1 | – | – | 8.8 |
| May | 34°C | 19°C | 4 mm | 1 | – | – | 7.5 |
| June | 40°C | 24°C | 2 mm | 0 | – | – | 6.1 |
| July | 41°C | 28°C | 18 mm | 3 | – | – | 5.4 |
| August | 40°C | 27°C | 25 mm | 4 | – | – | 5.6 |
| September | 37°C | 23°C | 26 mm | 3 | – | – | 6.4 |
| October | 31°C | 16°C | 19 mm | 2 | – | – | 8.2 |
| November | 24°C | 10°C | 19 mm | 2 | – | – | 8.8 |
| December | 18°C | 5°C | 34 mm | 4 | – | – | 8.0 |
Frequently asked questions
How hot is Mesa in December?
Daytime highs average 18°C and nights about 5°C.
When is the best time to visit Mesa?
The best months are April, November, March, February.