Hillsborough Weather in December
Thinking of visiting Hillsborough in December? Expect high temperatures reaching 28°C (82°F) during the day, dropping to 26°C (79°F) at night, and note that quite a bit of rainfall is likely.
Rainfall in Hillsborough in December
Typically, you can expect about 18 days of rain this month, with 78 mm (3.1 in) on average. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.
Temperature in Hillsborough in December
The temperature in Hillsborough in December is perfect. Daytime highs reach 28°C (82°F), with nights dropping to 26°C (79°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. With lows around 26°C (79°F), the nights are warm enough that a sheet is usually all you need for bedding.
Sunshine in Hillsborough in December
The month enjoys around 248 hours of sunshine, creating mostly sunny days with good weather conditions.Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February, March, April, May and December typically offer the best weather for Hillsborough.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Grenada, check out our Hillsborough's climate page.
Hillsborough Temperature in December
Min Temperature
26°C (79°F)
Max Temperature
28°C (82°F)
Chance of Rain
58%
Precipitation
78 mm (3.1 in)
Rainy days
18 days
Sunshine
248 hours *
Percentage Sunshine
*
Daily Historical Temperatures
43-year average (1976-2025)
Based on our historical records, temperatures in Hillsborough typically stay consistent throughout December, with daily highs averaging around 28°C (82°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in December
Historical weather for Hillsborough in December
Browse day-by-day weather records for Hillsborough spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Hillsborough historical weather extremes in December
The extremes listed below come from historical weather data collected in Hillsborough from 1990 through 2025.
- On December 30, 1998, temperatures climbed to 34°C (93°F), marking the warmest December day on record.
- The coldest December day was on December 17, 2001, with a maximum of 26°C (79°F).
- Nighttime temperatures dropped to 20°C (68°F) on December 23, 1990, marking the coldest December night on record.
Best Places in Grenada in December
Find out more about the weather in Grenada and which places have the best travel conditions in this month. See all of Grenada in December →
perfect weather
pleasant
tolerable
unpleasant
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What to Wear in Hillsborough in December
Warm temperatures in December make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Hillsborough in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Grenada, check out our Hillsborough's climate page.
See the full Hillsborough climate overview or explore weather in Grenada.
