Climateby Month

Boca Raton, FL climate by month

NOAA 1991-2020 normals · 13 ft elevation

Summers in Boca Raton are hot and oppressively humid; winters are mild. Highs peak at 91°F in August and fall to 76°F in January. The wettest month is August (about 18 wet days) and the driest is February (about 7). The most comfortable time to visit is January, February and March.

Warmest month
91°F
August normal high
Coldest month
58°F
January normal low
Wet days a year
137
61.8 in of precipitation
Muggy days a year
236
dew point 65°F or higher

How warm is Boca Raton?

Normal highs range from 76°F in January to 91°F in August.

50°60°70°80°90°100° January: normal high 76°F (24°C), low 58°F (14°C) 76° 58° February: normal high 77°F (25°C), low 60°F (16°C) March: normal high 79°F (26°C), low 62°F (17°C) April: normal high 83°F (28°C), low 67°F (19°C) May: normal high 86°F (30°C), low 71°F (22°C) June: normal high 89°F (32°C), low 75°F (24°C) July: normal high 90°F (32°C), low 76°F (24°C) August: normal high 91°F (33°C), low 76°F (24°C) 91° 76° September: normal high 89°F (32°C), low 75°F (24°C) October: normal high 86°F (30°C), low 72°F (22°C) November: normal high 81°F (27°C), low 66°F (19°C) December: normal high 77°F (25°C), low 61°F (16°C) JFMAMJJASOND

Bars run from the normal low to the normal high for each month.

How rainy is Boca Raton?

August has the most wet days (about 18); the year brings about 62 in of precipitation.

January: 8 wet days February: 7 wet days 7 March: 8 wet days April: 8 wet days May: 11 wet days June: 16 wet days July: 15 wet days August: 18 wet days 18 September: 17 wet days October: 12 wet days November: 9 wet days December: 9 wet days JFMAMJJASOND

Wet day: at least 0.01 in of rain or melted snow, counted from daily records 1991-2020.

How humid is Boca Raton?

Muggy days peak in July, at about 31 days.

January: 8 muggy days 8 February: 9 muggy days March: 10 muggy days April: 14 muggy days May: 24 muggy days June: 30 muggy days July: 31 muggy days 31 August: 31 muggy days September: 30 muggy days October: 25 muggy days November: 14 muggy days December: 12 muggy days JFMAMJJASOND

Muggy day: daily mean dew point of 65°F or higher, from hourly observations 1991-2020 at Palm Beach International Airport, 23 mi N of the city center (the nearest airport with complete hourly records).

How much daylight?

Daylight ranges from about 10.5 hours in December to 13.8 hours in June.

January: 10.7 hours of daylight February: 11.3 hours of daylight March: 12.0 hours of daylight April: 12.8 hours of daylight May: 13.4 hours of daylight June: 13.8 hours of daylight 13.8 July: 13.6 hours of daylight August: 13.0 hours of daylight September: 12.3 hours of daylight October: 11.5 hours of daylight November: 10.9 hours of daylight December: 10.5 hours of daylight 10.5 JFMAMJJASOND
See all numbers
Monthly climate normals and day counts for Boca Raton, 1991-2020
MonthHighLowPrecip.Wet daysMuggy daysDaylight
January 76°F58°F 3.5 in8 8 10.7 h
February 77°F60°F 2.6 in7 9 11.3 h
March 79°F62°F 3.3 in8 10 12.0 h
April 83°F67°F 3.7 in8 14 12.8 h
May 86°F71°F 4.9 in11 24 13.4 h
June 89°F75°F 8.5 in16 30 13.8 h
July 90°F76°F 5.6 in15 31 13.6 h
August 91°F76°F 8.7 in18 31 13.0 h
September 89°F75°F 8.0 in17 30 12.3 h
October 86°F72°F 5.9 in12 25 11.5 h
November 81°F66°F 3.6 in9 14 10.9 h
December 77°F61°F 3.5 in9 12 10.5 h

High and low: NOAA 1991-2020 normal daily high and low. Wet days: at least 0.01 in of rain or melted snow. Muggy days: daily mean dew point 65°F or higher.

Best months to visit Boca Raton

By our comfort score, the best months are January, February and March.

Comfort score by month (0-100) and its parts, in days per month
MonthScoreComfortableNotable rainHot or cold
Jan 631450
Feb 621140
Mar 631141
Apr 56552
May 48175
Jun 4001112
Jul 3701019
Aug 3201221
Sep 3601112
Oct 44173
Nov 54650
Dec 581050

Score = 40 × share of comfortable days + 25 × share of days without notable rain + 20 × share of days neither hot (90°F+) nor cold (high 40°F or below) + 15 × daylight. How the score works.

Frost dates in Boca Raton

Boca Raton is frost-free: NOAA's 1991-2020 normals record no nights at 32°F or below at Ft Lauderdale Beach.

Station: Ft Lauderdale Beach (USC00083168), NOAA 1991-2020 freeze probabilities. Frost dates for every city in Florida.

Hottest and coldest readings, 1991-2020

The highest reading was 99°F (August 25, 2003); the lowest was 31°F (December 31, 2000).

From the temperature station's daily records with NOAA quality flags removed. Not an all-time record.

Near Boca Raton

Similar climates elsewhere

Where the numbers come from

  • Temperature, snowfall and snow depth: Ft Lauderdale (USC00083163), 19 mi SSW of the city center, 16 ft . NOAA normals and daily records, 1991-2020.
  • Rain and humidity and wind by hour: West Palm Beach Intl Airport (USW00012844), 23 mi N of the city center, 19 ft . NOAA normals and daily records, 1991-2020.
  • Frost dates: Ft Lauderdale Beach (USC00083168), 15 mi S of the city center, 4 ft . NOAA normals and daily records, 1991-2020.
  • Cloud cover: Miami Kendall Tamiami Exec Airport (USW00012888), 54 mi SSW of the city center, 10 ft . NOAA normals and daily records, 1991-2020.
  • Daily humidity and wind: Palm Beach International Airport (722030-12844), 23 mi N of the city center, 11 ft . Hourly observations, 1991-2020.

Distances from the city center (USGS). Methodology · Report an error