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St. Joseph, IA

73°F
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St. Joseph

Iowa

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St. Joseph, IA Weather
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Winter Center

Today Hourly

Daily

Radar MinuteCast Monthly Air Quality Health & Activities

July 18 - August 31

Fri 7/18

80° /68°
94%
Cloudy and humid with a strong thunderstorm; storms can bring flash flooding, hail, damaging winds, and even a tornado

RealFeel®66°

Cloud Cover87%

WindSE 9 mph

Wind Gusts18 mph

Sat 7/19

79° /62°
40%
A thunderstorm in spots in the morning; otherwise, humid with partial sunshine

RealFeel®89°

RealFeel Shade™83°

Max UV Index10 (Very High)

WindNNW 9 mph

Sun 7/20

79° /66°
25%
Humid with partial sunshine

RealFeel®86°

RealFeel Shade™81°

Max UV Index10 (Very High)

WindESE 9 mph

Mon 7/21

83° /70°
80%
Humid with a thunderstorm; cloudy in the morning, then clouds and sunshine in the afternoon

RealFeel®92°

RealFeel Shade™89°

Max UV Index3 (Moderate)

WindSE 10 mph

Tue 7/22

88° /73°
55%
A morning thunderstorm; otherwise, mostly sunny and very humid

RealFeel®104°

RealFeel Shade™97°

Max UV Index10 (Very High)

WindS 6 mph

Wed 7/23

91° /71°
88%
Partly sunny, very warm and very humid with a thunderstorm or two

RealFeel®103°

RealFeel Shade™97°

Max UV Index9 (Very High)

WindS 9 mph

Thu 7/24

86° /66°
65%
Uncomfortably humid with times of clouds and sun; an afternoon thunderstorm or two

RealFeel®104°

RealFeel Shade™94°

Max UV Index9 (Very High)

WindNNW 4 mph

Fri 7/25

84° /70°
78%
Variable cloudiness with thunderstorms, especially late in the day

RealFeel®92°

RealFeel Shade™90°

Max UV Index9 (Very High)

WindE 4 mph

Sat 7/26

86° /66°
40%
Variable cloudiness with a thunderstorm in parts of the area

RealFeel®95°

RealFeel Shade™87°

Max UV Index8 (Very High)

WindE 2 mph

Sun 7/27

86° /68°
1%
Mostly sunny

RealFeel®95°

RealFeel Shade™86°

Max UV Index9 (Very High)

WindSE 2 mph

Mon 7/28

85° /68°
7%
Mostly sunny and humid

RealFeel®94°

RealFeel Shade™88°

Max UV Index9 (Very High)

WindSSE 9 mph

Tue 7/29

83° /65°
85%
Humid with plenty of clouds; rain in the afternoon

RealFeel®93°

RealFeel Shade™90°

Max UV Index6 (High)

WindW 5 mph

Wed 7/30

83° /63°
75%
Cloudy and humid; a couple of morning thunderstorms followed by rain and a thunderstorm in the afternoon

RealFeel®88°

RealFeel Shade™88°

Max UV Index3 (Moderate)

WindE 5 mph

Thu 7/31

82° /62°
20%
Humid with sun followed by increasing clouds

RealFeel®91°

RealFeel Shade™89°

Max UV Index9 (Very High)

WindSSW 7 mph

Fri 8/1

84° /65°
59%
Mostly cloudy and humid; a little afternoon rain

RealFeel®96°

RealFeel Shade™89°

Max UV Index9 (Very High)

WindENE 6 mph

Sat 8/2

78° /59°
25%
A thick cloud cover and not as warm with lower humidity

RealFeel®76°

RealFeel Shade™76°

Max UV Index2 (Low)

WindENE 9 mph

Sun 8/3

75° /57°
5%
Abundant sunshine

RealFeel®79°

RealFeel Shade™73°

Max UV Index9 (Very High)

WindE 7 mph

Mon 8/4

76° /59°
25%
Mostly cloudy

RealFeel®74°

RealFeel Shade™74°

Max UV Index4 (Moderate)

WindSE 8 mph

Tue 8/5

76° /63°
25%
Cloudy

RealFeel®74°

RealFeel Shade™74°

Max UV Index3 (Moderate)

WindSSE 12 mph

Wed 8/6

77° /65°
25%
Partly sunny and humid

RealFeel®83°

RealFeel Shade™83°

Max UV Index3 (Moderate)

WindS 10 mph

Thu 8/7

83° /65°
62%
A couple of showers and a thunderstorm in the morning; otherwise, mostly cloudy and humid

RealFeel®86°

RealFeel Shade™85°

Max UV Index4 (Moderate)

WindNNE 6 mph

Fri 8/8

79° /64°
56%
Partly sunny and humid; a passing shower in the afternoon

RealFeel®84°

RealFeel Shade™79°

Max UV Index8 (Very High)

WindN 6 mph

Sat 8/9

77° /64°
55%
Humid with times of sun and clouds; a couple of showers in the afternoon

RealFeel®81°

RealFeel Shade™81°

Max UV Index6 (High)

WindESE 4 mph

Sun 8/10

78° /65°
25%
Humid with partial sunshine

RealFeel®85°

RealFeel Shade™81°

Max UV Index8 (Very High)

WindSSE 6 mph

Mon 8/11

80° /65°
65%
Mostly cloudy and humid; a little morning rain followed by a couple of showers and a thunderstorm in the afternoon

RealFeel®83°

RealFeel Shade™83°

Max UV Index3 (Moderate)

WindS 10 mph

Tue 8/12

83° /64°
25%
Decreasing clouds and humid

RealFeel®94°

RealFeel Shade™93°

Max UV Index8 (Very High)

WindSSE 2 mph

Wed 8/13

83° /66°
5%
Humid with plenty of sun

RealFeel®93°

RealFeel Shade™92°

Max UV Index8 (Very High)

WindS 9 mph

Thu 8/14

84° /65°
25%
Humid with times of clouds and sun

RealFeel®94°

RealFeel Shade™92°

Max UV Index4 (Moderate)

WindNNE 6 mph

Fri 8/15

84° /64°
20%
Mostly sunny and humid

RealFeel®91°

RealFeel Shade™85°

Max UV Index8 (Very High)

WindNNE 5 mph

Sat 8/16

81° /63°
10%
Mostly sunny and humid

RealFeel®86°

RealFeel Shade™84°

Max UV Index8 (Very High)

WindE 6 mph

Sun 8/17

81° /65°
10%
Mostly sunny and humid

RealFeel®90°

RealFeel Shade™89°

Max UV Index8 (Very High)

WindSSE 8 mph

Mon 8/18

84° /65°
10%
Mostly sunny and humid

RealFeel®89°

RealFeel Shade™89°

Max UV Index8 (Very High)

WindS 12 mph

Tue 8/19

84° /64°
25%
Humid with times of sun and clouds

RealFeel®89°

RealFeel Shade™89°

Max UV Index4 (Moderate)

WindSSW 12 mph

Wed 8/20

83° /65°
10%
Humid with sunshine

RealFeel®93°

RealFeel Shade™92°

Max UV Index7 (High)

WindSSE 5 mph

Thu 8/21

84° /65°
25%
Turning out cloudy and humid

RealFeel®92°

RealFeel Shade™92°

Max UV Index7 (High)

WindSSE 7 mph

Fri 8/22

84° /64°
25%
Humid with intervals of clouds and sunshine

RealFeel®92°

RealFeel Shade™92°

Max UV Index4 (Moderate)

WindSSE 8 mph

Sat 8/23

85° /65°
10%
Mostly sunny and humid

RealFeel®90°

RealFeel Shade™90°

Max UV Index7 (High)

WindS 10 mph

Sun 8/24

85° /64°
20%
Sunny to partly cloudy and humid

RealFeel®95°

RealFeel Shade™93°

Max UV Index7 (High)

WindN 6 mph

Mon 8/25

84° /64°
5%
Humid with plenty of sunshine

RealFeel®97°

RealFeel Shade™94°

Max UV Index7 (High)

WindESE 2 mph

Tue 8/26

84° /63°
5%
Less humid with plenty of sunshine

RealFeel®90°

RealFeel Shade™87°

Max UV Index7 (High)

WindS 5 mph

Wed 8/27

83° /64°
20%
Humid with plenty of sunshine

RealFeel®89°

RealFeel Shade™87°

Max UV Index7 (High)

WindS 4 mph

Thu 8/28

84° /63°
10%
Mostly sunny and humid

RealFeel®94°

RealFeel Shade™88°

Max UV Index7 (High)

WindE 2 mph

Fri 8/29

72° /52°
65%
Rain

RealFeel®68°

RealFeel Shade™68°

Max UV Index1 (Low)

WindENE 14 mph

Sat 8/30

70° /50°
62%
Rain

RealFeel®66°

RealFeel Shade™65°

Max UV Index1 (Low)

WindENE 9 mph

Sun 8/31

71° /50°
25%
Remaining cloudy

RealFeel®70°

RealFeel Shade™70°

Max UV Index3 (Moderate)

WindNE 6 mph

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World North America United States Iowa St. Joseph

Weather Near St. Joseph:

  • Ames, IA
  • Des Moines, IA
  • West Des Moines, IA
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