Grenville Weather in December
Grenville in December
The short of it: Grenville in December averages a high of 30 °C (85 °F) and a low of 23 °C (73 °F), with 186 mm (7.3 in) of rain and about 11 h 25 min of daylight. Rated 2 of 5 for a visit; the best months are February and January. Source: TerraClimate climate normals, 1991–2020.
Average high 30° · low 23° · rain 186 mm · daylight 11 h 25 min
✦✦ Travel with care for a visit · best months: February & January
Thirty years of records give Grenville an average December high of 30°, a low of 23° and some 186 mm of rain. Much like November: highs about 30°, nights near 23°. Easy travelling weather. Wet spells are common — about 186 mm, the 6th wettest month.
The sun is up for about 11 h 25 min in mid-December.
For the traveller: pack linen, a wide hat and water, and an oilskin besides. The Almanac rates December 2 of 5 for a visit; the finest months here are February and January.
Against its neighbours, Grenville runs cooler than most and about as wet in December. Tivoli, 6 km to the N, is 1° warmer by day.
December in Grenville, by the numbers
- Warmth rank
- 9th warmest of 12
- Rain rank
- 6th wettest of 12
- Versus November
- 1° colder, 80 mm less rain
- Versus January
- 1° warmer
- Day–night spread
- 7°
- Snow season
- seldom any
- Daylight, mid-month
- 11 h 25 min
- Average wind
- 16 km/h
Neighbouring Towns
December averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| TivoliSaint Andrew Parish | 6 km N | 30° | 24° | 167 mm |
| Upper La TasteSaint Patrick Parish | 8 km N | 30° | 24° | 167 mm |
| Saint David’sSaint David Parish | 9 km SSW | 28° | 21° | 196 mm |
| SauteursSaint Patrick Parish | 11 km N | 30° | 23° | 163 mm |
| VictoriaSaint Mark Parish | 12 km NW | 29° | 22° | 200 mm |
| GouyaveSaint John Parish | 12 km WNW | 29° | 22° | 188 mm |
| Grand RoySaint John Parish | 13 km W | 29° | 22° | 188 mm |
| Saint George'sSaint George Parish | 16 km WSW | 30° | 23° | 164 mm |