Grinnell Weather in January

January in Grinnell brings very low temperatures around -2°C (28°F) during the day, dropping to -12°C (10°F) at night, with the driest conditions of the year.

Rainfall in Grinnell in January

This is the driest month of the year, though the temperatures are on the cooler side. Records from the past 30 years suggest around 7 days of snow, with 22 mm (0.9 in) average for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Grinnell in January

If you're visiting Grinnell in January, expect highs of -2°C (28°F) and overnight lows around -12°C (10°F). Experience the winter season in January. It stays very cold throughout much of the day, so warm winter clothing is essential. At -12°C (10°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating. Since it's the coldest month of the year, you'll want to bundle up with extra layers and winter clothing.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. September typically offers the best weather for Grinnell.