Annual Weather Averages Near Merritt Island
Averages are for Cocoa / Patrick Air Force Base, which is 10 miles from Merritt Island.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Merritt Island
High Temp: 88 °F
Low Temp: 56 °F
Mean Temp: 75 °F
Precipitation: 3.40"
Humidity: 75%
Dew Point: 66 °F
Wind: 18 mph
Pressure: 30.06 "Hg
Visibility: 8 mi
January Climate & Weather Averages in Merritt Island
High Temp: 71 °F
Low Temp: 56 °F
Mean Temp: 64 °F
Precipitation: 2.25"
Humidity: 76%
Dew Point: 55 °F
Wind: 18 mph
Pressure: 30.14 "Hg
Visibility: 8 mi
February Climate & Weather Averages in Merritt Island
High Temp: 73 °F
Low Temp: 59 °F
Mean Temp: 66 °F
Precipitation: 2.40"
Humidity: 76%
Dew Point: 58 °F
Wind: 18 mph
Pressure: 30.11 "Hg
Visibility: 8 mi
March Climate & Weather Averages in Merritt Island
High Temp: 76 °F
Low Temp: 63 °F
Mean Temp: 69 °F
Precipitation: 2.18"
Humidity: 71%
Dew Point: 59 °F
Wind: 20 mph
Pressure: 30.08 "Hg
Visibility: 8 mi
April Climate & Weather Averages in Merritt Island
High Temp: 80 °F
Low Temp: 68 °F
Mean Temp: 74 °F
Precipitation: 2.19"
Humidity: 70%
Dew Point: 63 °F
Wind: 20 mph
Pressure: 30.04 "Hg
Visibility: 9 mi
May Climate & Weather Averages in Merritt Island
High Temp: 83 °F
Low Temp: 72 °F
Mean Temp: 78 °F
Precipitation: 2.48"
Humidity: 72%
Dew Point: 68 °F
Wind: 19 mph
Pressure: 30.03 "Hg
Visibility: 9 mi
June Climate & Weather Averages in Merritt Island
High Temp: 87 °F
Low Temp: 76 °F
Mean Temp: 81 °F
Precipitation: 5.33"
Humidity: 78%
Dew Point: 73 °F
Wind: 17 mph
Pressure: 30.02 "Hg
Visibility: 8 mi
July Climate & Weather Averages in Merritt Island
High Temp: 88 °F
Low Temp: 77 °F
Mean Temp: 83 °F
Precipitation: 4.98"
Humidity: 79%
Dew Point: 75 °F
Wind: 16 mph
Pressure: 30.06 "Hg
Visibility: 8 mi
August Climate & Weather Averages in Merritt Island
High Temp: 88 °F
Low Temp: 78 °F
Mean Temp: 83 °F
Precipitation: 5.00"
Humidity: 80%
Dew Point: 75 °F
Wind: 16 mph
Pressure: 30.02 "Hg
Visibility: 8 mi
September Climate & Weather Averages in Merritt Island
High Temp: 87 °F
Low Temp: 77 °F
Mean Temp: 82 °F
Precipitation: 5.85"
Humidity: 78%
Dew Point: 74 °F
Wind: 18 mph
Pressure: 29.98 "Hg
Visibility: 8 mi
October Climate & Weather Averages in Merritt Island
High Temp: 83 °F
Low Temp: 73 °F
Mean Temp: 78 °F
Precipitation: 3.90"
Humidity: 73%
Dew Point: 69 °F
Wind: 20 mph
Pressure: 30.01 "Hg
Visibility: 8 mi
November Climate & Weather Averages in Merritt Island
High Temp: 77 °F
Low Temp: 66 °F
Mean Temp: 72 °F
Precipitation: 2.10"
Humidity: 75%
Dew Point: 63 °F
Wind: 19 mph
Pressure: 30.08 "Hg
Visibility: 8 mi
December Climate & Weather Averages in Merritt Island
High Temp: 73 °F
Low Temp: 60 °F
Mean Temp: 67 °F
Precipitation: 2.10"
Humidity: 78%
Dew Point: 59 °F
Wind: 18 mph
Pressure: 30.12 "Hg
Visibility: 8 mi