Galena weather in March 2026

Q: How warm is it in Galena in March?

Daytime temperatures usually reach 8°C in Galena in March, falling to -2°C at night.

Q: How sunny is it in Galena in March?

There are normally 6 hours of bright sunshine each day in Galena in March - that's 50% of daylight hours.

Q: Is the sea cold around Galena in March?

The average sea temperature around Galena in March is 3°C.

Q: Does it rain in Galena in March?

There are usually 13 days with some rain in Galena in March and the average monthly rainfall is 67mm.

Expect daytime maximum temperatures of 7°C in Galena, Illinois in March based on long-term weather averages. There are 7 hours of sunshine per day on average with 11 days with some rainfall and typically 63 mm of rainfall in the month.

7
7°C max day temperature
7
7 hours of sunshine per day
11
11 days with some rainfall
-4
-4°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
63
63 mm of monthly rainfall
4
4 (Moderate) UV index

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The March weather guide for Illinois (Galena) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)