🇺🇸 Weather in Miami Beach in August
This is what the weather in Miami Beach (Florida, USA) was like in August in 2017–2026.
Key facts at a glance
Avg. daytime high
30.5 °C
29.7 °C – 31.3 °C
Avg. night-time low
28.6 °C
28.2 °C – 29.1 °C
Avg. rain days in period
28.1
91 % of days · ≥ 1.0 mm
Avg. precipitation in period
162 mm
93.9 mm – 253 mm
Avg. sunshine per day
n/a
Sunshine duration is not available from this data source.
Avg. sea temperature
–
Sea temperature unavailable for today (daily limit).
Extremes: Highest temperature 33.5 °C (18 Aug 2026) · Lowest temperature 26.7 °C (1 Aug 2020) · Avg. daily peak wind 19 km/h
Weather mix of all days
- 7Sunny
- 16Partly cloudy
- 170Light rain
- 111Rain
Summary
- On average 30.5 °C during the day and 28.6 °C at night.
- On average 28.1 rain days (Rain day = at least 1.0 mm of precipitation) with 162 mm of precipitation in total.
- Prevailing: Light rain.
- Warmest year: 2026 (avg. 31.3 °C), coolest: 2018 (avg. 29.7 °C).
- Wettest year: 2019 (253 mm), driest: 2022 (93.9 mm).
- Extremes: 33.5 °C on 18 Aug 2026 and 26.7 °C on 1 Aug 2020.
Overall values from all 10 years. How is this calculated?
Charts
Temperatures per year
Average over your travel period
Precipitation & rain days
Year by year
2026
Avg. max31.3°Avg. min29.1°- Rain days
- 25 Rain days
- Precipitation
- 158 mm
- Avg. sunshine per day
- n/a
- Sea temperature
- –
Max 33.5 °C · Min 28.2 °C
2025
Avg. max31.1°Avg. min28.7°- Rain days
- 28 Rain days
- Precipitation
- 149 mm
- Avg. cloud cover
- 56 % cloudy
- Sea temperature
- –
Max 33.0 °C · Min 27.1 °C
2024
Avg. max30.7°Avg. min28.9°- Rain days
- 31 Rain days
- Precipitation
- 203 mm
- Avg. cloud cover
- 65 % cloudy
- Sea temperature
- –
Max 32.0 °C · Min 28.0 °C
2023
Avg. max31.2°Avg. min29.1°- Rain days
- 29 Rain days
- Precipitation
- 177 mm
- Avg. cloud cover
- 59 % cloudy
- Sea temperature
- –
Max 32.4 °C · Min 28.2 °C
2022
Avg. max30.3°Avg. min28.6°- Rain days
- 29 Rain days
- Precipitation
- 93.9 mm
- Avg. cloud cover
- 55 % cloudy
- Sea temperature
- –
Max 31.8 °C · Min 27.6 °C
2021
Avg. max30.1°Avg. min28.5°- Rain days
- 28 Rain days
- Precipitation
- 138 mm
- Avg. cloud cover
- 67 % cloudy
- Sea temperature
- –
Max 31.2 °C · Min 27.0 °C
2020
Avg. max30.1°Avg. min28.5°- Rain days
- 28 Rain days
- Precipitation
- 137 mm
- Avg. cloud cover
- 59 % cloudy
- Sea temperature
- –
Max 30.9 °C · Min 26.7 °C
2019
Avg. max30.1°Avg. min28.4°- Rain days
- 31 Rain days
- Precipitation
- 253 mm
- Avg. cloud cover
- 74 % cloudy
- Sea temperature
- –
Max 31.6 °C · Min 27.3 °C
2018
Avg. max29.7°Avg. min28.2°- Rain days
- 28 Rain days
- Precipitation
- 116 mm
- Avg. cloud cover
- 56 % cloudy
- Sea temperature
- –
Max 30.3 °C · Min 27.0 °C
2017
Avg. max30.1°Avg. min28.3°- Rain days
- 24 Rain days
- Precipitation
- 198 mm
- Avg. cloud cover
- 52 % cloudy
- Sea temperature
- –
Max 31.4 °C · Min 26.8 °C
Frequently asked questions
- How warm is it in Miami Beach in August?
- Daytime highs averaged 30.5 °C, night-time lows 28.6 °C. The highest value of the past 10 years was 33.5 °C (18 Aug 2026), the lowest 26.7 °C (1 Aug 2020).
- How often does it rain in Miami Beach in August?
- On average there were 28.1 rain days (at least 1 mm) with 162 mm of precipitation in total.
Check your exact travel dates
Choose your travel period – we show the weather for exactly those days.
Other destinations in August
Data sources
- Weather data
- Data obtained from the NASA Langley Research Center (LaRC) POWER Project funded through the NASA Earth Science/Applied Science Program
Reanalysis (weather model constrained by observations) on a coarse grid of about 50 km. Values represent a large area and can differ from local conditions, especially on islands, coasts and in mountains. No sunshine duration.
Reanalysis (weather model constrained by observations)
Reanalysis values represent a grid cell (approx. 25–50 km) and may differ from local measurements on coasts, islands and in mountains. - Sea temperature
- MUR SST data were provided by JPL under support by NASA MEaSUREs program; accessed via NOAA CoastWatch ERDDAP
Daily multi-scale ultra-high resolution (≈ 1 km) analysis of satellite measurements (infrared, microwave) and in-situ data. Represents the foundation temperature below the daily warm surface layer. (Satellite and in-situ analysis) - Place search
- Natural Earth (public domain) · GeoNames (CC BY 4.0) / OpenStreetMap (ODbL)