Galena Travel Guide

City Historic Illinois river town with preserved 19th-century buildings

Galena keeps its 19th-century storefronts and hill-top mansions near the Mississippi, inviting antique shoppers, Civil War history buffs and riverboats. People sample local breweries, take scenic drives and ride period carriages down Main Street.

Top Things to Do in Galena

All Attractions ›

Charles Mound

Highest natural point in Illinois

Mountain

Dubuque Arboretum and Botanical Gardens

Public arboretum and botanical gardens with plant collections

Park

Horseshoe Bluff

Riverside sandstone bluff with scenic overlook

Cliff

Best Time to Visit Galena #

Climate

Galena's climate is classified as Hot-Summer Continental - Hot-Summer Continental climate with warm summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -13°C to 29°C. Moderate rainfall (866 mm/year).

Air Quality: AQI 28 Good

Best Time to Visit

JulySeptemberAugust

Temperature & Rainfall

Temperature Range

41°

Warmest Month

-37°

Coldest Month

Monthly Conditions

January

January is the coldest month with highs of -3°C and lows of -13°C. The driest month with just 28 mm and partly cloudy skies.

45 Poor

Comfort

-8°

Feels Like Freezing

-8°C

Temperature

-13° – -3°

87%

Humidity

Very Humid

Weather

28 mm

Rainfall

4.2 m/s

Wind

Light Breeze

0.2

UV Index

Low

9.3h daylight

February

February is freezing with highs of 0°C and lows of -10°C. Light rainfall and partly cloudy skies.

45 Poor

Comfort

-5°

Feels Like Freezing

-5°C

Temperature

-10° – 0°

85%

Humidity

Very Humid

Weather

29 mm

Rainfall

4.1 m/s

Wind

Light Breeze

0.4

UV Index

Low

10.4h daylight

March

March is cold with highs of 7°C and lows of -3°C. Moderate rainfall (59 mm) and partly cloudy skies.

50 Acceptable

Comfort

2°

Feels Like Cold

2°C

Temperature

-3° – 7°

79%

Humidity

Very Humid

Weather

59 mm

Rainfall

4.4 m/s

Wind

Light Breeze

0.7

UV Index

Moderate

11.8h daylight

April

April is cold with highs of 15°C and lows of 3°C. Regular rainfall (83 mm) and partly cloudy skies.

56 Acceptable

Comfort

9°

Feels Like Cold

9°C

Temperature

3° – 15°

75%

Humidity

Very Humid

Weather

83 mm

Rainfall

4.7 m/s

Wind

Light Breeze

1.1

UV Index

High

13.2h daylight

May

May is cool with highs of 22°C and lows of 9°C. Regular rainfall (92 mm) and partly cloudy skies.

68 Good

Comfort

15°

Feels Like Cool

15°C

Temperature

9° – 22°

77%

Humidity

Very Humid

Weather

92 mm

Rainfall

4.1 m/s

Wind

Light Breeze

1.5

UV Index

Very High

14.4h daylight

June

June is mild with highs of 27°C and lows of 14°C. The wettest month with heavy rain (109 mm) and partly cloudy skies.

78 Very Good

Comfort

20°

Feels Like Mild

20°C

Temperature

14° – 27°

77%

Humidity

Very Humid

Weather

109 mm

Rainfall

3.4 m/s

Wind

Light Breeze

1.9

UV Index

Very High

15.1h daylight

July

July is the warmest month with highs of 29°C and lows of 17°C. Regular rainfall (94 mm) and partly cloudy skies.

81 Excellent

Comfort

23°

Feels Like Mild

23°C

Temperature

17° – 29°

75%

Humidity

Very Humid

Weather

94 mm

Rainfall

2.9 m/s

Wind

Calm

1.9

UV Index

Very High

14.8h daylight

August

August is mild with highs of 28°C and lows of 16°C. Significant rainfall (107 mm) and partly cloudy skies.

79 Very Good

Comfort

22°

Feels Like Mild

22°C

Temperature

16° – 28°

74%

Humidity

Very Humid

Weather

107 mm

Rainfall

2.7 m/s

Wind

Calm

1.6

UV Index

Very High

13.7h daylight

September

September is cool with highs of 23°C and lows of 11°C. Regular rainfall (100 mm).

80 Excellent

Comfort

17°

Feels Like Cool

17°C

Temperature

11° – 23°

74%

Humidity

Very Humid

Weather

100 mm

Rainfall

3.1 m/s

Wind

Light Breeze

1.1

UV Index

High

12.3h daylight

October

October is cool with highs of 17°C and lows of 4°C. Moderate rainfall (64 mm) and partly cloudy skies.

68 Good

Comfort

11°

Feels Like Cool

11°C

Temperature

4° – 17°

76%

Humidity

Very Humid

Weather

64 mm

Rainfall

3.7 m/s

Wind

Light Breeze

0.6

UV Index

Moderate

10.9h daylight

November

November is cold with highs of 7°C and lows of -2°C. Moderate rainfall (60 mm) and partly cloudy skies.

48 Poor

Comfort

3°

Feels Like Cold

3°C

Temperature

-2° – 7°

81%

Humidity

Very Humid

Weather

60 mm

Rainfall

4.1 m/s

Wind

Light Breeze

0.3

UV Index

Low

9.6h daylight

December

December is freezing with highs of 0°C and lows of -9°C. Moderate rainfall (41 mm) and mostly overcast skies.

39 Poor

Comfort

-5°

Feels Like Freezing

-5°C

Temperature

-9° – 0°

88%

Humidity

Very Humid

Weather

41 mm

Rainfall

4.0 m/s

Wind

Light Breeze

0.1

UV Index

Low

9.0h daylight

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