Tsaratanana Weather in December
Average highs run from 31°C on December 1 to 29°C on December 31, and lows from 20°C to 20°C. Normal precipitation for the month is 310 mm over about 25 wet days.
December day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
December at a glance
- Average high
- 30°C
- Average low
- 20°C
- Precipitation
- 310 mm
- Reanalysis high
- 36°CDec 10, 1991
- Reanalysis low
- 16°CDec 4, 1992
- Daylight
- 13 h 03 min to 13 h 07 min
- Cloud cover
- 66%
- Humidity
- 76%
- Dew point
- 19°C
- Wind
- 11.9 km/h
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Reanalysis high | Reanalysis low | Chance wet |
|---|---|---|---|---|---|
| Dec 1 | 31°C | 20°C | 35°C 1993 | 17°C 1992 | 67% |
| Dec 2 | 31°C | 20°C | 35°C 1993 | 17°C 1993 | 68% |
| Dec 3 | 31°C | 20°C | 34°C 1991 | 17°C 2007 | 68% |
| Dec 4 | 31°C | 20°C | 34°C 2004 | 16°C 1992 | 70% |
| Dec 5 | 31°C | 20°C | 35°C 2014 | 17°C 1993 | 72% |
| Dec 6 | 31°C | 20°C | 35°C 1999 | 17°C 1999 | 73% |
| Dec 7 | 31°C | 20°C | 36°C 1999 | 17°C 1992 | 73% |
| Dec 8 | 31°C | 20°C | 34°C 1991 | 16°C 1993 | 74% |
| Dec 9 | 31°C | 20°C | 34°C 1993 | 17°C 1993 | 74% |
| Dec 10 | 30°C | 20°C | 36°C 1991 | 17°C 1994 | 75% |
| Dec 11 | 30°C | 20°C | 34°C 2014 | 16°C 1994 | 76% |
| Dec 12 | 30°C | 20°C | 35°C 2014 | 17°C 2010 | 77% |
| Dec 13 | 30°C | 20°C | 34°C 2015 | 17°C 1992 | 78% |
| Dec 14 | 30°C | 20°C | 34°C 2011 | 18°C 1992 | 79% |
| Dec 15 | 30°C | 20°C | 34°C 2011 | 17°C 2020 | 79% |
| Dec 16 | 30°C | 20°C | 33°C 2016 | 17°C 1993 | 79% |
| Dec 17 | 30°C | 20°C | 34°C 2016 | 17°C 1993 | 79% |
| Dec 18 | 30°C | 20°C | 33°C 1997 | 18°C 1992 | 78% |
| Dec 19 | 30°C | 20°C | 34°C 2007 | 17°C 1992 | 77% |
| Dec 20 | 30°C | 20°C | 34°C 1992 | 17°C 2000 | 76% |
| Dec 21 | 30°C | 20°C | 34°C 1993 | 18°C 2011 | 76% |
| Dec 22 | 30°C | 20°C | 34°C 2011 | 18°C 2011 | 77% |
| Dec 23 | 30°C | 20°C | 34°C 2016 | 18°C 1992 | 78% |
| Dec 24 | 30°C | 20°C | 35°C 2011 | 17°C 2013 | 78% |
| Dec 25 | 30°C | 20°C | 36°C 2011 | 16°C 1999 | 79% |
| Dec 26 | 30°C | 20°C | 36°C 2011 | 17°C 1999 | 80% |
| Dec 27 | 29°C | 20°C | 34°C 1994 | 16°C 1999 | 80% |
| Dec 28 | 29°C | 20°C | 34°C 2016 | 17°C 2014 | 81% |
| Dec 29 | 29°C | 20°C | 34°C 1994 | 18°C 2008 | 82% |
| Dec 30 | 29°C | 20°C | 35°C 2016 | 18°C 2016 | 84% |
| Dec 31 | 29°C | 20°C | 34°C 2016 | 18°C 2020 | 86% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+3).
- December 1
- sunrise 5:07 AM, sunset 6:10 PM
- December 31
- sunrise 5:19 AM, sunset 6:26 PM
Other months
Sources
Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.