Dubuque weather by month

Check out Dubuque weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Dubuque (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
-4°C maximum daytime temperature in January in Dubuque-4
-1°C maximum daytime temperature in February in Dubuque-1
6°C maximum daytime temperature in March in Dubuque6
15°C maximum daytime temperature in April in Dubuque15
21°C maximum daytime temperature in May in Dubuque21
26°C maximum daytime temperature in June in Dubuque26
29°C maximum daytime temperature in July in Dubuque29
27°C maximum daytime temperature in August in Dubuque27
23°C maximum daytime temperature in September in Dubuque23
16°C maximum daytime temperature in October in Dubuque16
7°C maximum daytime temperature in November in Dubuque7
-1°C maximum daytime temperature in December in Dubuque-1
Min temperature (night-time)
-14°C minimum night-time temperature in January in Dubuque-14
-11°C minimum night-time temperature in February in Dubuque-11
-4°C minimum night-time temperature in March in Dubuque-4
3°C minimum night-time temperature in April in Dubuque3
9°C minimum night-time temperature in May in Dubuque9
14°C minimum night-time temperature in June in Dubuque14
17°C minimum night-time temperature in July in Dubuque17
15°C minimum night-time temperature in August in Dubuque15
11°C minimum night-time temperature in September in Dubuque11
5°C minimum night-time temperature in October in Dubuque5
-2°C minimum night-time temperature in November in Dubuque-2
-10°C minimum night-time temperature in December in Dubuque-10
Heat & Humidity
No heat & humidity in January in Dubuque0
No heat & humidity in February in Dubuque0
No heat & humidity in March in Dubuque0
No heat & humidity in April in Dubuque0
No heat & humidity in May in Dubuque0
Low heat & humidity in June in DubuqueL
Moderate heat & humidity in July in DubuqueM
Moderate heat & humidity in August in DubuqueM
No heat & humidity in September in Dubuque0
No heat & humidity in October in Dubuque0
No heat & humidity in November in Dubuque0
No heat & humidity in December in Dubuque0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Dubuque

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
9 hours of daylight per day in January in Dubuque9
11 hours of daylight per day in February in Dubuque11
12 hours of daylight per day in March in Dubuque12
13 hours of daylight per day in April in Dubuque13
15 hours of daylight per day in May in Dubuque15
15 hours of daylight per day in June in Dubuque15
15 hours of daylight per day in July in Dubuque15
14 hours of daylight per day in August in Dubuque14
12 hours of daylight per day in September in Dubuque12
11 hours of daylight per day in October in Dubuque11
10 hours of daylight per day in November in Dubuque10
9 hours of daylight per day in December in Dubuque9
UV Index (Maximum)
UV (maximum) index 1 (Low) in January in Dubuque1
UV (maximum) index 2 (Low) in February in Dubuque2
UV (maximum) index 4 (Moderate) in March in Dubuque4
UV (maximum) index 6 (High) in April in Dubuque6
UV (maximum) index 7 (High) in May in Dubuque7
UV (maximum) index 8 (Very High) in June in Dubuque8
UV (maximum) index 9 (Very High) in July in Dubuque9
UV (maximum) index 8 (Very High) in August in Dubuque8
UV (maximum) index 6 (High) in September in Dubuque6
UV (maximum) index 3 (Moderate) in October in Dubuque3
UV (maximum) index 2 (Low) in November in Dubuque2
UV (maximum) index 1 (Low) in December in Dubuque1

Rainfall in Dubuque

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
9 days with some rainfall in January in Dubuque9
8 days with some rainfall in February in Dubuque8
10 days with some rainfall in March in Dubuque10
12 days with some rainfall in April in Dubuque12
11 days with some rainfall in May in Dubuque11
10 days with some rainfall in June in Dubuque10
10 days with some rainfall in July in Dubuque10
9 days with some rainfall in August in Dubuque9
9 days with some rainfall in September in Dubuque9
9 days with some rainfall in October in Dubuque9
9 days with some rainfall in November in Dubuque9
10 days with some rainfall in December in Dubuque10
Average monthly rainfall (mm)
27 mm monthly rainfall in January in Dubuque27
29 mm monthly rainfall in February in Dubuque29
63 mm monthly rainfall in March in Dubuque63
86 mm monthly rainfall in April in Dubuque86
99 mm monthly rainfall in May in Dubuque99
105 mm monthly rainfall in June in Dubuque105
101 mm monthly rainfall in July in Dubuque101
113 mm monthly rainfall in August in Dubuque113
105 mm monthly rainfall in September in Dubuque105
65 mm monthly rainfall in October in Dubuque65
61 mm monthly rainfall in November in Dubuque61
42 mm monthly rainfall in December in Dubuque42

More about Dubuque

Dubuque by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Iowa (Dubuque) shows long term monthly 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.

What's the climate like in Dubuque?

Dubuque has a cold climate with hot summers and some rainfall in all months.

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

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Tropical storm risk: Dubuque, Iowa hurricane season

% of month affected by tropical storms
0
0
0
0
0
0
0
0
0
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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More about the USA

Compare Dubuque with the USA

Below the Dubuque chart shows average maximum daytime temperature for Dubuque, Iowa, USA and the USA (Washington).

Maximum daytime temperature (°C)

Dubuque, Iowa, USA
USA (Washington)
5
7
6
13
15
19
21
24
26
29
29
31
27
30
23
26
16
20
7
14
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
-4
-1
-1

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

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