Grantham Weather in January

January in Grantham sees daytime temperatures around 8°C (46°F) and lows of 2°C (36°F) at night. Pack a rain jacket because some rainfall is likely.

Rainfall in Grantham in January

Typically, you can expect about 18 days of rain this month, with 54 mm (2.1 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 Grantham in January

Daytime temperatures in Grantham reach 8°C (46°F) in January, dropping to 2°C (36°F) at night. January is a notable month of the winter season. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. At 2°C (36°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions. Being the coldest month of the year, it's a good idea to bring your heaviest winter gear.

Sunshine in Grantham in January

This month sees fewer sunny days, with about 58 hours of sunshine, perfect for those who enjoy cooler temperatures.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July, August and September typically offer the best weather for Grantham.