Forest Grove Weather in January

During January, Forest Grove experiences low daytime temperatures of 8°C (46°F) and cooler nights around 1°C (34°F). As part of the winter season, expect quite a bit of rainfall. Around 165 mm (6.5 in) is typical.

Rainfall in Forest Grove in January

Typically, you can expect about 20 days of rain this month, with 165 mm (6.5 in) on average. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in Forest Grove in January

January in Forest Grove sees highs of 8°C (46°F) and lows of 1°C (34°F) overnight. January is a notable month of the winter season. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. Nights drop to 1°C (34°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Forest Grove in January

The month is characterized by fewer sunny days, with roughly 86 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.

If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Forest Grove. Our weather planner can help you explore destinations with more pleasant weather conditions.