Oeiras Weather in January
January in Oeiras brings moderate temperatures, with daytime highs of 15°C (59°F) and nights around 11°C (52°F). Quite a bit of rainfall is expected, around 77 mm (3 in), so pack an umbrella.
Rainfall in Oeiras in January
Typically, you can expect about 14 days of rain this month, with 77 mm (3 in) on average. 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 Oeiras in January
Daytime temperatures in Oeiras reach 15°C (59°F) in January, dropping to 11°C (52°F) at night. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 11°C (52°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep. Though the coolest month of the year, the temperatures are far from cold. With still warm days.
Sunshine in Oeiras in January
The area enjoys a moderate level of sunlight, with around 163 hours. It's a good balance between sunny and cloudy days.Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August, September and October typically offer the best weather for Oeiras.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Portugal, check out our Oeiras's climate page.
Oeiras Temperature in January
Min Temperature
11°C (52°F)
Max Temperature
15°C (59°F)
Chance of Rain
48%
Precipitation
77 mm (3 in)
Rainy days
14 days
Humidity
82% *
Sunshine
163 hours *
Percentage Sunshine
53% *
Best Places in Portugal in January
Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in January →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Oeiras in January
The weather can swing between comfortable and chilly in January, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Wet weather is likely, so pack waterproof gear for multiple rainy days. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Oeiras in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Portugal, check out our Oeiras's climate page.
Temperature Rainfall Sunshine Humidity
See the full Oeiras climate overview or explore weather in Portugal.
