FL · climate averages
Miami Weather by Month
These are climate averages, not a forecast. Station Miami Intl AP (USW00012839), 5.9 miles from downtown, elevation 29 ft.
Miami's warmest month is August (avg high 90.7°F), coldest is January (avg low 61.0°F) and wettest is June (10.51 in), per NOAA 1991–2020 climate normals.
- Warmest high August 90.7°F
- Coldest low January 61.0°F
- Wettest month June 10.51 in
- Year of rain 12 months 67.41 in
Monthly Averages
Miami's 12 monthly precipitation normals add up to 67.41 inches a year.
January is the driest month, with a precipitation normal of 1.83 inches.
Miami averages 141.0 days a year with at least 0.01 inch of precipitation.
| Month | Avg high | Avg low | Precipitation | Days ≥ 0.01 in | Snow |
|---|---|---|---|---|---|
| January | 76.2°F | 61.0°F | 1.83 in | 7.7 | 0.0 in |
| February | 78.2°F | 63.2°F | 2.15 in | 6.5 | 0.0 in |
| March | 80.6°F | 65.6°F | 2.46 in | 6.3 | 0.0 in |
| April | 83.6°F | 69.8°F | 3.36 in | 6.9 | 0.0 in |
| May | 86.7°F | 73.4°F | 6.32 in | 10.8 | 0.0 in |
| June | 89.3°F | 76.3°F | 10.51 in | 17.6 | 0.0 in |
| July | 90.6°F | 77.5°F | 7.36 in | 17.3 | 0.0 in |
| August | 90.7°F | 77.7°F | 9.58 in | 19.4 | 0.0 in |
| September | 89.0°F | 76.9°F | 10.22 in | 18.1 | 0.0 in |
| October | 85.9°F | 74.2°F | 7.65 in | 13.8 | 0.0 in |
| November | 81.3°F | 68.3°F | 3.53 in | 8.6 | 0.0 in |
| December | 78.2°F | 64.3°F | 2.44 in | 8.0 | 0.0 in |
Warmest, Coldest and Wettest Months
The warmest month is August, with an average high of 90.7°F.
The coldest month is January, with an average low of 61.0°F.
The wettest month is June, at 10.51 inches of precipitation over about 17.6 days.
July and August are the only months in Miami with an average high of at least 90°F.
In Miami, the warmest average high is only 29.7°F above the coldest average low.
In August, the average high in Miami is 13.0°F above the average low.
Best Months to Visit Miami for Weather
January, February, March, April, November and December meet the weather rule on this page: an average high from 65 to 85°F and precipitation below 5.62 inches.
The rule keeps a month when the average high is from 65 to 85°F and precipitation is below 5.62 inches, the mean of the twelve monthly precipitation normals.
- January · 76.2°F
- February · 78.2°F
- March · 80.6°F
- April · 83.6°F
- November · 81.3°F
- December · 78.2°F
Nearby cities
Key West is the closest other city on this site, 127.5 miles away. Its July average high is 90.2°F, 0.4°F cooler than Miami.
About This Data
Source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991–2020. Station: MIAMI INTL AP (USW00012839), 5.9 mi from downtown, elevation 29 ft. Climate normals are 30-year averages, not forecasts. MonthSky is not affiliated with NOAA.
Palecki, Michael; Durre, Imke; Applequist, Scott; Arguez, Anthony; Lawrimore, Jay (2021). U.S. Climate Normals 2020: U.S. Monthly Climate Normals (1991-2020). NOAA National Centers for Environmental Information. Dataset. https://doi.org/10.25921/wck8-er13. Accessed 2026-10-21.
U.S. Government work.
NOAA and NCEI cannot provide any warranty as to the accuracy, reliability, or completeness of furnished data. Users assume responsibility to determine the usability of these data. The user is responsible for the results of any application of this data for other than its intended purpose.
NOAA and NCEI make no warranty, expressed or implied, regarding these data, nor does the fact of distribution constitute such a warranty. NOAA and NCEI cannot assume liability for any damages caused by any errors or omissions in these data. If appropriate, NCEI can only certify that the data it distributes are an authentic copy of the records that were accepted for inclusion in the NCEI archives.
These pages are built automatically from public NOAA data.
U.S. Monthly Climate Normals (1991-2020) dataset
NCEI dataset landing page for the monthly normals
FAQ
What is the hottest month in Miami?
August is the warmest, with an average high of 90.7°F.
What is the wettest month in Miami?
June is the wettest, at 10.51 inches over about 17.6 days.
How many rainy days does Miami get a year?
The monthly counts of days with at least 0.01 inch of precipitation add up to 141.0 days.
When is the best time to visit Miami for weather?
January, February, March, April, November and December meet the rule used on this page: average high from 65 to 85°F and precipitation below the monthly mean of 5.62 inches.