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Bacau in January: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Bacau in January will be like? Take a look at our weather guide for Bacau, based on historical data.
Check flight prices to Bacau on Avionero:
January

Weather in Bacau in January 2025

OK Weather
Cool
☁️
Cloudy
If you plan to visit Bacau in January, the weather is typically alright, with an average high temperature of +2°C during the day and approximately 4 sunny days. Expect some snowy, though, as there are typically 8 snowy days in the month and around 19 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • January is usually the coldest month of the year in Bacau;

Average weather

☀️
+2°C
Avg. max. temperature
-27°C
Min.
+19°C
Max.
4 mm
Total precipitation
84%
Avg. humidity
2 m/s
Avg. wind
4 ☀️
Sunny Days
17 ⛅️
Cloudy
2 🌦
Rainy
Our opinion: Bacau has OK weather in January.

Average temperature in Bacau in January

Here are the expected maximum, average and minimum temperatures in Bacau for January based on the historical data.
Last Year
Historical Data

Going from a maximum of +19°C during the day to a minimum of -10°C during the night, the temperature in January averages around +7°C.

The average maximum temperature goes down 34% by the end of the month, compared with the beginning of the month, from +13°C to +3°C.

Is Bacau warm or cold in January?

Bacau is typically cool in January.

Maximum temperatures go down compared to the previous month from +3°C to +2°C. The minimum temperature also goes down from -3°C to -5°C.

Pack a sweater and a jacket as there will be cooler temperatures.

January is the coldest month in Bacau, here is the comparison with other months:

Climate in Bacau in January

Bacau weather looks like this, on average, in January and the surrounding months.
DecemberJanuaryFebruary
Avg. temperature
+3°C+2°C+4°C
Min. temperature
-24°C-27°C-24°C
Max. temperature
+17°C+19°C+20°C
Rainfall
10 mm4 mm6 mm
Wind
2 m/s2 m/s2 m/s
Humidity
86%84%80%
Air pressure
1019 HPa1019 HPa1018 HPa
Sunny days
444
Cloudy days
171714
Rainy days
423
Snowy days
787

January weather is still as ok as in December. It’s getting colder in January. From +3°C in the day, the average maximum temperature lowers to +2°C. As January arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 10 mm to 4 mm. It feels drier, as humidity decreases from 86% to 84%. The average wind speed doesn’t change much during January, staying around 2 m/s. The amount of sunny days stay about the same, averaging 4 sunny days during the month.

February brings much the same weather, it remains ok.

Wind

Wind speed in Bacau in January based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 8 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Bacau is gradually increasing during January, going from 2 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during January in Bacau based on historical data.
Last Year
Historical Data
Typically, there is a 10% chance of rain on an average day in January, with total rainfall of approximately 8 mm. The maximum amount of rainfall per day is around 5 mm, which is considered light rain. Bacau is amazing in January with as little as 3 rainy days on average, so plan adventures in the great outdoors.
Here’s how January is compared with other months in the amount of precipitation, total mm:
Bacau wettest month is June, where a typical day has a 47% chance of precipitation and 78 mm of rainfall per day. January, on the other hand, is the driest month with a mere 6% chance of precipitation and 4 mm of rainfall per day.

Snow

Amount of snow in mm during January in Bacau based on historical data.
Last Year
Historical Data
Typically, there is a 6% chance of snow on an average day in January, with a total monthly snowfall of approximately 16 mm.

January is one of the snowiest months in Bacau.

Here’s how January is compared with other months in the amount of snow, total mm:

How was the weather last January in Bacau?

This is the weather in Bacau in January 2023:
1 January
🌫️
+13°C
2 January
🌫️
+14°C
3 January
☁️
+14°C
4 January
☀️
+8°C
5 January
☁️
+13°C
6 January
☁️
+10°C
7 January
☁️
+5°C
8 January
🌧️
+4°C
9 January
🌫️
+7°C
10 January
🌧️
+8°C
11 January
🌫️
+7°C
12 January
🌨️
+1°C
13 January
🌫️
+3°C
14 January
🌫️
+2°C
15 January
🌫️
+3°C
16 January
🌫️
+5°C
17 January
☀️
+12°C
18 January
☁️
+19°C
19 January
☀️
+16°C
20 January
☁️
+14°C
21 January
🌫️
+9°C
22 January
🌫️
+7°C
23 January
🌫️
+5°C
24 January
🌫️
+1°C
25 January
🌫️
-1°C
26 January
🌫️
0°C
27 January
🌨️
0°C
28 January
🌫️
0°C
29 January
☁️
0°C
30 January
☀️
+1°C
31 January
☁️
+3°C
In January 2023 Bacau had 4 sunny days, 8 cloudy days, and 1 rainy days. The average maximum temperature was +7°C, with an absolute maximum of +19°C and a minimum of -1°C. The average humidity was 88%, with a maximum of 100% and a minimum of 60%. The average wind speed was 3 m/s, with a maximum of 11 m/s and a minimum of 0 m/s.
Are you planning a trip in January?

Climate Change over Years

This is how Bacau climate have been changing during last 43 years period.

The climate in Bacau in January has not changed much over the last 43 years.

The average temperature was the lowest in 1980 (+12°C) and the highest in 2023 (+18°C). The driest year was 2003 with only 239 mm of rainfall, and the wettest year was 2016 with 680 mm.

FAQ

Frequently asked questions about the weather in Bacau in January:

Is January a good time to visit Bacau?

It’s always a good time to visit Bacau, but the weather is changeable in January, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Bacau in January?

Not really, January is not the best time to sunbathe, unless you visit a local solarium.

Is Bacau rainy in January?

Bacau is usually dry in January. Plan your packing around outdoor activities and exploring.

Is it sunny in Bacau in January?

Usually, it’s not very sunny in Bacau in January, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Romania

Check out the weather for other cities in Romania.

Monthly weather in Bacau

Source of the data

For this page, we’ve looked at the typical weather in Bacau, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.