Canton of Solothurn Weather in January

Average temperatures, rainfall, sunshine and the best places to visit in Canton of Solothurn, Switzerland in January.

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Solothurn Olten Zuchwil Egerkingen

Planning a trip to Canton of Solothurn, Switzerland this January? Here's what you need to know about the weather:

What to Expect in Canton of Solothurn in January

Canton of Solothurn, Switzerland is a region in Switzerland. January in Canton of Solothurn generally has cold temperatures, with moderate precipitation. January falls during the winter season.

Temperatures

You can expect cold maximum daytime temperatures of around 5°C (41°F) and nighttime temperatures around -2°C (28°F) in Solothurn. Typically, it's the chilliest month of the year. Making it a great time for staying indoors and enjoying the warmth. Make sure you're prepared by packing the right winter outfits.

To learn more about the conditions in specific areas of Canton of Solothurn, Switzerland, check out the map below.

Precipitation

In January, precipitation varies across different areas. From moderate snow/rainfall in Dornach with an average of 85 mm (3.3 in) to moderate snow/rainfall in Olten with 91 mm (3.6 in).

Average sunshine

Sunshine is more limited in many areas during this month. Solothurn receives about 66 hours of sunlight. For sunnier weather, check our weather planner to find destinations with better conditions.

Explore Canton of Solothurn by month

Pick a month to see the average temperature, rainfall and sunshine in Canton of Solothurn — and find the best time to visit. (based on Solothurn)

January5°C (41°F) February7°C (45°F) March11°C (52°F) April15°C (59°F) May19°C (66°F) June23°C (73°F) This monthJuly25°C (77°F) August24°C (75°F) September20°C (68°F) October15°C (59°F) November9°C (48°F) December5°C (41°F)
Best Time to Visit Canton of Solothurn →

Best Places to Visit in Canton of Solothurn in January

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Canton of Solothurn.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Canton of Solothurn

What is the weather like in January for some of the most popular destinations in Canton of Solothurn, Switzerland?

Temperature range in Canton of Solothurn (January)

Precipitation variation in Canton of Solothurn (January)

Solothurn

In January Solothurn generally has low temperatures with maximum daytime temperatures around 5°C (41°F), minimum nighttime temperatures around -2°C (28°F) and moderate monthly snow/rainfall. So on average the conditions are poor that month.

« December
January
February »
December
January
February
Max temperature
5°C (41°F)
5°C (41°F)
7°C (45°F)
Min temperature
-1°C (30°F)
-2°C (28°F)
-2°C (28°F)
Monthly sun hours
54 hours
66 hours
93 hours
Monthly snow/rainfall
105 mm (4.1 in)
89 mm (3.5 in)
88 mm (3.5 in)
Monthly rainy days
15 days
16 days
14 days
Weather conditions
poor
poor
poor
Climate in Solothurn →

Olten

In January Olten generally has low temperatures with maximum daytime temperatures around 5°C (41°F), minimum nighttime temperatures around -1°C (30°F) and moderate monthly snow/rainfall. So on average the conditions are poor that month.

« December
January
February »
December
January
February
Max temperature
5°C (41°F)
5°C (41°F)
7°C (45°F)
Min temperature
-1°C (30°F)
-1°C (30°F)
-1°C (30°F)
Monthly sun hours
53 hours
63 hours
88 hours
Monthly snow/rainfall
108 mm (4.3 in)
91 mm (3.6 in)
88 mm (3.5 in)
Monthly rainy days
14 days
15 days
14 days
Weather conditions
poor
poor
poor
Climate in Olten →

Zuchwil

In January Zuchwil generally has low temperatures with maximum daytime temperatures around 5°C (41°F), minimum nighttime temperatures around -2°C (28°F) and moderate monthly snow/rainfall. So on average the conditions are poor that month.

« December
January
February »
December
January
February
Max temperature
5°C (41°F)
5°C (41°F)
7°C (45°F)
Min temperature
-1°C (30°F)
-2°C (28°F)
-2°C (28°F)
Monthly sun hours
54 hours
66 hours
93 hours
Monthly snow/rainfall
105 mm (4.1 in)
89 mm (3.5 in)
88 mm (3.5 in)
Monthly rainy days
15 days
15 days
14 days
Weather conditions
poor
poor
poor
Climate in Zuchwil →

Egerkingen

In January Egerkingen generally has low temperatures with maximum daytime temperatures around 5°C (41°F), minimum nighttime temperatures around -1°C (30°F) and moderate monthly snow/rainfall. So on average the conditions are poor that month.

« December
January
February »
December
January
February
Max temperature
6°C (43°F)
5°C (41°F)
7°C (45°F)
Min temperature
-1°C (30°F)
-1°C (30°F)
-1°C (30°F)
Monthly sun hours
53 hours
63 hours
88 hours
Monthly snow/rainfall
103 mm (4.1 in)
86 mm (3.4 in)
84 mm (3.3 in)
Monthly rainy days
15 days
15 days
14 days
Weather conditions
poor
poor
poor
Climate in Egerkingen →

Grenchen

In January Grenchen generally has low temperatures with maximum daytime temperatures around 5°C (41°F), minimum nighttime temperatures around -2°C (28°F) and moderate monthly snow/rainfall. So on average the conditions are poor that month.

« December
January
February »
December
January
February
Max temperature
6°C (43°F)
5°C (41°F)
7°C (45°F)
Min temperature
-1°C (30°F)
-2°C (28°F)
-2°C (28°F)
Monthly sun hours
54 hours
66 hours
93 hours
Monthly snow/rainfall
108 mm (4.3 in)
91 mm (3.6 in)
90 mm (3.5 in)
Monthly rainy days
15 days
16 days
14 days
Weather conditions
poor
poor
poor
Climate in Grenchen →

Is your destination not in the list? Have a look at all destinations in Canton of Solothurn, in Switzerland.

In our records: Switzerland January extremes

Notable January records observed across cities in Switzerland in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • From our sources, the wettest January day in Switzerland brought 280 mm (11 in) in Ascona on January 30, 1996.

Popular cities in January

Day & night temperatures, rainfall and average weather in Canton of Solothurn in January.

City Weather Day temp Night temp Rainfall
Solothurn 5°C (41°F) -2°C (28°F) 89 mm (3.5 in)
Olten 5°C (41°F) -1°C (30°F) 91 mm (3.6 in)
Zuchwil 5°C (41°F) -2°C (28°F) 89 mm (3.5 in)
Egerkingen 5°C (41°F) -1°C (30°F) 86 mm (3.4 in)
Grenchen 5°C (41°F) -2°C (28°F) 91 mm (3.6 in)
Wangen an der Aare 5°C (41°F) -2°C (28°F) 87 mm (3.4 in)

Canton of Solothurn weather in January: frequently asked questions

What is the weather like in Canton of Solothurn, Switzerland in January?

Expect poor weather across Canton of Solothurn, Switzerland in January. The popular destination of Solothurn averages 5°C (41°F) by day and -2°C (28°F) at night during this winter month.

What is the average temperature in Canton of Solothurn, Switzerland in January?

In Solothurn, the average daytime high in January is 5°C (41°F), while nighttime temperatures drop to around -2°C (28°F).

Does Canton of Solothurn, Switzerland get a lot of snow/rain in January?

Rain is generally moderate to light in Canton of Solothurn, Switzerland during January, with Solothurn averaging close to 89 mm (3.5 in).

Is January a Good Time to Visit Canton of Solothurn, Switzerland?

Given the typically poor weather conditions in Solothurn, January may not be the ideal time to visit Canton of Solothurn, Switzerland.

Generally speaking, the best visiting conditions can be found in June, July, August and September offering mostly pleasant weather in Solothurn. In contrast, January, February, November and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Canton of Solothurn.

Weather and climate has detailed information for every country in the world. Are you going to Switzerland? Get detailed historical weather averages for many cities in Switzerland.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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