Guantanamo Bay, United States Weather

Guantanamo Bay,  Weather
(Photo by Céline Haeberly on Unsplash)

Current conditions

Updated:
27°C
80.6°F
°C °F

Condition: Clear Sky

Pressure: 1,014 hPa

Feel like: 32 °C

Temperature: 27°C

Cloud: 5%

Humidity: 85%

Wind: NNE - 5 km/h

Visibility: 6.74 km

Weather forecast

Fri
11 Sep
25°C / 32°C
Overcast
Sat
12 Sep
25°C / 33°C
Overcast
Sun
13 Sep
25°C / 35°C
Partly Cloudy
Mon
14 Sep
25°C / 33°C
Drizzle
Tue
15 Sep
25°C / 32°C
Slight Thunderstorm
Hourly forecast today:
12:00 PM
24° / 27°
24° / 27°
Clear Sky
85% 13 km/h
13:00 PM
25° / 29°
25° / 29°
Clear Sky
76% 18 km/h
14:00 PM
24° / 31°
24° / 31°
Clear Sky
68% 28 km/h
15:00 PM
24° / 32°
24° / 32°
Clear Sky
65% 32 km/h
16:00 PM
25° / 32°
25° / 32°
Clear Sky
68% 40 km/h
17:00 PM
25° / 32°
25° / 32°
Clear Sky
67% 49 km/h
18:00 PM
25° / 32°
25° / 32°
Mainly Clear
66% 48 km/h
19:00 PM
24° / 32°
24° / 32°
Clear Sky
65% 49 km/h
20:00 PM
24° / 31°
24° / 31°
Partly Cloudy
65% 46 km/h
21:00 PM
24° / 31°
24° / 31°
Mainly Clear
64% 34 km/h
22:00 PM
24° / 31°
24° / 31°
Partly Cloudy
65% 17 km/h

30 Day Averages and Extremes

  • Average high 32.73°C
  • Average low 25.4°C
  • Hottest day 35°C (30 August 2026)
  • Coldest day 24°C (02 September 2026)
  • Average humidity 74.4%
  • Days with precipitation 30 days
  • Highest precipitation 57 mm (02 September 2026)

Yesterday's Data

  • Max: 31°C
  • Min: 25°C
  • Total Precipitation: 8 mm

Temperature and possibility of rain in Guantanamo Bay over the next 12 hours

Temperature and possibility of rain in Guantanamo Bay in the coming days

Rainfall in Guantanamo Bay in the coming days

Guantanamo Bay Climate Summary

Guantanamo Bay features a Mediterranean, warm summer (Köppen classification: Csb), with an average annual temperature of 15.38ºC (59.68ºF), which is about 2.74% higher than the national average for United States. Annually, the city experiences approximately 6.19 millimeters (0.24 inches) of rainfall, spread across 15.36 rainy days, accounting for 4.21% of the year.

Longitude 19.9185556
Latitude -75.1593258
Yearly high temperature 18.36ºC (65.05ºF)
Yearly low temperature 10.74ºC (51.33ºF)
Hottest month September 23.04ºC (73.47ºF)
Coldest month January 7.64ºC (45.75ºF)
Yearly precip 6.19mm (0.24in)
Days with rainfall 15.36 days (4.21%)
Driest month June (70.24%)
Wettest month February (72.88%)

Weather averages by month

Month High / Low (°C) Rain
January 13.41° / 7.64° 2.55 days
February 14.64° / 7.87° 2.0 days
March 15.61° / 8.58° 2.82 days
April 17.37° / 9.28° 1.09 days
May 18.64° / 10.44° 1.0 days
June 21.59° / 12.26° 0.0 days
July 22.45° / 12.94° 0.0 days
August 22.49° / 13.7° 0.0 days
September 23.04° / 14.05° 0.36 days
October 21.06° / 13.3° 0.45 days
November 16.58° / 10.48° 1.73 days
December 13.39° / 8.29° 3.36 days

Frequently asked questions

1. What is the hottest month in Guantanamo Bay?

September has the highest average monthly temperature (daily mean of 23.04ºC) and January are the coolest (daily mean of 7.64ºC).

2. What should I wear in Guantanamo Bay today?

For today's very hot weather in Guantanamo Bay, with the high temperatures above 32ºC (89.6ºF), consider wearing:
- Sleeveless tops or vests
- Broad-brimmed sun hat
- Light, natural fabrics (like cotton or linen)
- High SPF sunscreen for outdoor activities

Temperature

Early
24°C / 27°C
Morning
23°C / 25°C
Afternoon
24°C / 32°C
Evening
24°C / 31°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 469
  • CO 119
  • NH3 0
  • NO2 3
  • O3 32
  • PM10 6
  • PM25 4
  • SO2 2
  • CH4 1,543

Sunrise / Sunset

10:46
23:07