In many northern locations the month of October marks the beginning of autumn but in Grenada temperatures remain high and rainfall remains steady. Visitors should expect local temperatures to vary from 79 to 86 degrees Fahrenheit and even though it may seem late in the season, be sure to pack sunscreen if you plan to travel at this time.
On any given day during October in Grenada, you can expect early morning temperatures to be around 81.5 degrees.
In October, temperatures typically rise to around 85.0 degrees by early afternoon.
By the early evening hours in October the temperature will generally fall to somewhere in the vicinity of 79.5 degrees.
Overall, temperatures in Grenada during October average around 82.9 degrees.
| Early Morning | Late Morning | Early Afternoon | Late Afternoon | Early Evening | Overall |
| 81.5° F |
85.4° F |
85.0° F |
82.1° F |
79.5° F |
82.9° F |
|
Rain
Rain is least likely to occur in Grenada during October around 2:00 AM, and it is most likely to occur around 2:00 PM.
To the extent thunderstorms occur in Grenada during October, they are most likely to occur around 2:00 PM, as shown in the following table.
| Percent Frequencies of Hourly Observations | | Hour | Rain and/or Drizzle | Thunder- storms |
| 2:00 AM |
6 % |
0.8 % |
| 5:00 AM |
7.7 % |
1.4 % |
| 8:00 AM |
19.8 % |
1.4 % |
| 11:00 AM |
24 % |
3.2 % |
| 2:00 PM |
31.4 % |
8.2 % |
| 5:00 PM |
18.9 % |
3.1 % |
| 8:00 PM |
14.8 % |
1.5 % |
| 11:00 PM |
6 % |
0.2 % |
| ALL |
19 % |
2.4 % |
|
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