Climate almanac
Greely
Ontario, Canada · 45.26°, -75.56°
What is the climate like in Greely?
The best time to visit Greely is typically September, the year's most comfortable month (7.0/10). Greely is warmest in July, when daily highs average 81°F (27°C), and coolest in January, when lows fall to about 11°F (-12°C). The wettest month is typically October and the driest is September; the year sees roughly 45 in (1136 mm) of precipitation.
- Best time to visitSeptember — the year's comfort peak (7.0/10)
- Warmest monthJuly — average high 81°F (27°C)
- Coolest monthJanuary — average low 11°F (-12°C)
- Wettest monthOctober (4.6 in (116 mm))
- Driest monthSeptember (2.5 in (62 mm))
- Annual precipitation45 in (1136 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromOttawa Cda, 18 km away (1889-2024)