- >>Weather by month // weather averages Key West
- >>Climate graph // Weather by Month Key West
- >>average temperature by month Key West
- >>Weather Key West
- >>Water temperature Key West
The Key West is situated close to the equator and therefore the summers are not easy to define. The best time to travel is March, April, May, June, September, October, November.
Climate graph // Weather by Month Key West
In March, the precipitation level plummets to a mere 30 mm | 1.2 inch. This month holds the title for being exceptionally arid. Most of the precipitation here falls in September, averaging 145 mm | 5.7 inch.
average temperature by month Key West
The month of highest temperature is August during which the average temperature reaches up to 28.4 °C | 83.1 °F. January is the coldest month, with temperatures averaging 21.3 °C | 70.4 °F.
Weather by month // weather averages Key West
| Avg. Temperature °C (°F) | Min. Temperature °C (°F) | Max. Temperature °C (°F) | Precipitation / Rainfall mm (in) | Humidity (%) | Rainy days (d) | avg. Sun hours (hours) | |
|---|---|---|---|---|---|---|---|
| January |
21.3 (70.4) |
20.3 (68.6) |
22.4 (72.3) |
41 (1.6) |
75% | 4 | 7.0 |
| February |
21.9 (71.4) |
21 (69.8) |
22.8 (73.1) |
33 (1.3) |
76% | 4 | 8.0 |
| March |
22.8 (73) |
22 (71.6) |
23.6 (74.5) |
30 (1.2) |
74% | 4 | 9.0 |
| April |
24.2 (75.6) |
23.6 (74.4) |
25 (76.9) |
42 (1.7) |
74% | 4 | 10.0 |
| May |
25.9 (78.6) |
25.2 (77.4) |
26.5 (79.8) |
63 (2.5) |
76% | 6 | 11.0 |
| June |
27.5 (81.5) |
26.7 (80) |
28.2 (82.7) |
109 (4.3) |
79% | 10 | 11.0 |
| July |
28.1 (82.6) |
27.3 (81.1) |
28.9 (84) |
70 (2.8) |
78% | 10 | 11.0 |
| August |
28.4 (83.1) |
27.5 (81.5) |
29.2 (84.6) |
112 (4.4) |
78% | 13 | 10.0 |
| September |
27.8 (82.1) |
27 (80.5) |
28.6 (83.6) |
145 (5.7) |
79% | 14 | 10.0 |
| October |
26.6 (79.9) |
25.9 (78.5) |
27.4 (81.3) |
121 (4.8) |
76% | 10 | 9.0 |
| November |
24.3 (75.7) |
23.5 (74.3) |
25.1 (77.2) |
39 (1.5) |
73% | 6 | 8.0 |
| December |
22.9 (73.2) |
22 (71.7) |
23.8 (74.8) |
38 (1.5) |
76% | 5 | 7.0 |
| January | February | March | April | May | June | July | August | September | October | November | December | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg. Temperature °C (°F) |
21.3 °C (70.4) °F |
21.9 °C (71.4) °F |
22.8 °C (73) °F |
24.2 °C (75.6) °F |
25.9 °C (78.6) °F |
27.5 °C (81.5) °F |
28.1 °C (82.6) °F |
28.4 °C (83.1) °F |
27.8 °C (82.1) °F |
26.6 °C (79.9) °F |
24.3 °C (75.7) °F |
22.9 °C (73.2) °F |
| Min. Temperature °C (°F) |
20.3 °C (68.6) °F |
21 °C (69.8) °F |
22 °C (71.6) °F |
23.6 °C (74.4) °F |
25.2 °C (77.4) °F |
26.7 °C (80) °F |
27.3 °C (81.1) °F |
27.5 °C (81.5) °F |
27 °C (80.5) °F |
25.9 °C (78.5) °F |
23.5 °C (74.3) °F |
22 °C (71.7) °F |
| Max. Temperature °C (°F) |
22.4 °C (72.3) °F |
22.8 °C (73.1) °F |
23.6 °C (74.5) °F |
25 °C (76.9) °F |
26.5 °C (79.8) °F |
28.2 °C (82.7) °F |
28.9 °C (84) °F |
29.2 °C (84.6) °F |
28.6 °C (83.6) °F |
27.4 °C (81.3) °F |
25.1 °C (77.2) °F |
23.8 °C (74.8) °F |
| Precipitation / Rainfall mm (in) |
41 (1) |
33 (1) |
30 (1) |
42 (1) |
63 (2) |
109 (4) |
70 (2) |
112 (4) |
145 (5) |
121 (4) |
39 (1) |
38 (1) |
| Humidity(%) | 75% | 76% | 74% | 74% | 76% | 79% | 78% | 78% | 79% | 76% | 73% | 76% |
| Rainy days (d) | 5 | 3 | 4 | 4 | 6 | 10 | 10 | 13 | 14 | 10 | 6 | 5 |
| avg. Sun hours (hours) | 7.4 | 8.1 | 9.1 | 10.0 | 10.7 | 10.9 | 10.7 | 10.2 | 9.6 | 8.8 | 8.2 | 7.4 |
Data: 1991 - 2021 Min. Temperature °C (°F), Max. Temperature °C (°F), Precipitation / Rainfall mm (in), Humidity, Rainy days. Data: 1999 - 2019: avg. Sun hours
The precipitation variance between the months with the lowest and highest levels of rainfall is 115 mm | 5 inch. Throughout the year, temperatures vary by 7.1 °C | 12.8 °F.
The month with the highest relative humidity is June (79.30 %). The month with the lowest relative humidity is November (73.37 %). The wettest month is September (18.70 days). The driest month is February (4.63 days).
Key West weather and climate for every month
Hours of sunshine in Key West
- avg. hours of sun
- Total hours of sun
In this location, the month that receives most sunshine is June, with a mean number of daily hours being 10.72. Across the entire duration of said calendar period there are an aggregate total of 332.27 hours' worth of sunlight.
In Key West, the month that experiences the least number of daily sunshine hours is January with an average duration of 7.45 hours per day. The total amount of sunlight recorded during this period in question stands at a sum total of 230.92.
In Key West, an average of 111.15 hours of sunshine are counted per month and around 3382.6 hours throughout the year.
Water temperature Key West(Gulf of Mexico)
| Max. Water temperature °C (°F) | Avg. Water Temperature °C (°F) | Min. Water Temperature °C (°F) | |
|---|---|---|---|
| January |
23.9 75 |
23.2 73.8 |
22.7 72.9 |
| February |
23.6 74.5 |
23.2 73.8 |
22.9 73.2 |
| March |
24.5 76.1 |
24 75.2 |
23.5 74.3 |
| April |
26.1 79 |
25.3 77.5 |
24.6 76.3 |
| May |
27.9 82.2 |
27 80.6 |
26.1 79 |
| June |
29.4 84.9 |
28.8 83.8 |
28 82.4 |
| July |
30.2 86.4 |
29.7 85.5 |
29.3 84.7 |
| August |
30.4 86.7 |
30.2 86.4 |
29.9 85.8 |
| September |
30 86 |
29.6 85.3 |
29.2 84.6 |
| October |
29.1 84.4 |
28.3 82.9 |
27.1 80.8 |
| November |
27 80.6 |
26.1 79 |
25.2 77.4 |
| December |
25.1 77.2 |
24.5 76.1 |
23.9 75 |
| January | February | March | April | May | June | July | August | September | October | November | December | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min. Water Temperature °C (°F) |
22.7 72.9 |
22.9 73.2 |
23.5 74.3 |
24.6 76.3 |
26.1 79 |
28 82.4 |
29.3 84.7 |
29.9 85.8 |
29.2 84.6 |
27.1 80.8 |
25.2 77.4 |
23.9 75 |
| Avg. Water Temperature °C (°F) |
23.2 73.8 |
23.2 73.8 |
24 75.2 |
25.3 77.5 |
27 80.6 |
28.8 83.8 |
29.7 85.5 |
30.2 86.4 |
29.6 85.3 |
28.3 82.9 |
26.1 79 |
24.5 76.1 |
| Max. Water temperature °C (°F) |
23.9 75 |
23.6 74.5 |
24.5 76.1 |
26.1 79 |
27.9 82.2 |
29.4 84.9 |
30.2 86.4 |
30.4 86.7 |
30 86 |
29.1 84.4 |
27 80.6 |
25.1 77.2 |
In Key West (Gulf of Mexico), a water temperature of about 26.70°C | 80.06°F is achieved in the annual average.
The lowest water temperatures per month are reached in January at around 22.70°C | 72.86°F. The average highest water temperatures are around 30.40°C | 86.72°F and are measured during August.
At about 30.40°C | 86.72°F is the maximum water temperature of the year. This is reached around August 13. The minimum value is 22.70°C | 72.86°F and is measured around the date of January 23.
The closest water of Key West is Gulf of Mexico.
Airport close to Key West
The closest Airports of Key West are: Key West International Airport (EYW) 2.03km,Miami International Airport (MIA) 203.51km,Southwest Florida International Airport (RSW) 220.19km
You can reach Key West from this Cities by Plane: London (LHR), Baltimore (BWI), Paris (CDG), Toronto (YYZ), Cleveland (CLE), Detroit (DTW), Dallas (DFW), San Francisco (SFO), Frankfurt am Main (FRA), Houston (IAH), New Orleans (MSY), Seattle (SEA), Cancún (CUN), São Paulo (GRU), Las Vegas (LAS), Pittsburgh (PIT), Brasília (BSB), Rio de Janeiro (GIG), Salvador (SSA), Gainesville (GNV)
