Antananarivo Weather in August
Average highs run from 17°C on August 1 to 19°C on August 31, and lows from 9°C to 9°C. Normal precipitation for the month is 56 mm over about 16 wet days.
August day by day
The normal high and low for each date, and the record, in °C.
- Normal low
- Normal high
- Record high
- Record low
August at a glance
- Average high
- 18°C
- Average low
- 9°C
- Precipitation
- 56 mm
- Record high
- 31°CAug 16, 2025
- Record low
- 4°CAug 17, 1993
- Daylight
- 11 h 17 min to 11 h 43 min
- Cloud cover
- 44%
- Humidity
- 85%
- Dew point
- 10°C
- Wind
- 14.8 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 | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Aug 1 | 17°C | 9°C | 26°C 2018 | 5°C 1984 | 61% |
| Aug 2 | 18°C | 9°C | 26°C 1996 | 6°C 1999 | 61% |
| Aug 3 | 18°C | 9°C | 29°C 2019 | 6°C 1978 | 60% |
| Aug 4 | 18°C | 9°C | 27°C 1996 | 5°C 1979 | 58% |
| Aug 5 | 18°C | 9°C | 27°C 1996 | 5°C 1978 | 57% |
| Aug 6 | 18°C | 9°C | 29°C 1988 | 6°C 1987 | 55% |
| Aug 7 | 18°C | 9°C | 28°C 2018 | 6°C 1996 | 54% |
| Aug 8 | 18°C | 9°C | 28°C 2020 | 7°C 1987 | 53% |
| Aug 9 | 18°C | 9°C | 24°C 1986 | 5°C 2004 | 52% |
| Aug 10 | 18°C | 9°C | 27°C 2018 | 5°C 2020 | 52% |
| Aug 11 | 18°C | 9°C | 27°C 2004 | 5°C 1974 | 52% |
| Aug 12 | 18°C | 9°C | 26°C 2004 | 7°C 1997 | 51% |
| Aug 13 | 18°C | 9°C | 27°C 2021 | 5°C 1978 | 49% |
| Aug 14 | 18°C | 9°C | 27°C 2021 | 5°C 1986 | 49% |
| Aug 15 | 19°C | 9°C | 27°C 1998 | 6°C 2003 | 48% |
| Aug 16 | 19°C | 9°C | 31°C 2025 | 7°C 1983 | 48% |
| Aug 17 | 19°C | 9°C | 27°C 2022 | 4°C 1993 | 47% |
| Aug 18 | 19°C | 9°C | 27°C 1988 | 5°C 1993 | 47% |
| Aug 19 | 19°C | 9°C | 27°C 1988 | 7°C 2006 | 47% |
| Aug 20 | 19°C | 9°C | 27°C 2013 | 7°C 1984 | 47% |
| Aug 21 | 19°C | 9°C | 29°C 2021 | 6°C 1983 | 48% |
| Aug 22 | 19°C | 9°C | 27°C 2023 | 7°C 2006 | 49% |
| Aug 23 | 19°C | 9°C | 26°C 2017 | 7°C 1984 | 49% |
| Aug 24 | 19°C | 9°C | 29°C 1994 | 4°C 1996 | 49% |
| Aug 25 | 19°C | 9°C | 27°C 2014 | 7°C 1986 | 49% |
| Aug 26 | 19°C | 9°C | 30°C 2024 | 6°C 1991 | 49% |
| Aug 27 | 19°C | 9°C | 28°C 2014 | 6°C 1991 | 49% |
| Aug 28 | 19°C | 9°C | 27°C 2020 | 6°C 1996 | 50% |
| Aug 29 | 19°C | 9°C | 29°C 2014 | 6°C 1978 | 50% |
| Aug 30 | 19°C | 9°C | 28°C 2007 | 6°C 1986 | 50% |
| Aug 31 | 19°C | 9°C | 27°C 2006 | 7°C 1994 | 50% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+3).
- August 1
- sunrise 6:18 AM, sunset 5:35 PM
- August 31
- sunrise 5:59 AM, sunset 5:42 PM
Other months
Sources
Records: NOAA GHCN-Daily, station MA000067083, every year on file, quality-flagged values removed. 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.