June 17 - July 31

Tue 6/17

87° /69°

40%

Very warm and humid with intervals of clouds and sunshine

RealFeel®97°

RealFeel Shade™90°

Max UV Index11 (Extreme)

WindNNE 8 mph

Wed 6/18

93° /67°

Mostly sunny and hot; caution advised if doing strenuous activities outside

RealFeel®103°

RealFeel Shade™96°

Max UV Index11 (Extreme)

WindNNW 6 mph

Thu 6/19

89° /66°

Very warm and humid with sun and areas of high clouds

RealFeel®97°

RealFeel Shade™91°

Max UV Index6 (High)

WindN 7 mph

Fri 6/20

92° /73°

Hot with times of clouds and sun; caution advised if doing strenuous activities outside

RealFeel®103°

RealFeel Shade™96°

Max UV Index11 (Extreme)

WindNNW 6 mph

Sat 6/21

93° /73°

19%

Hot with sun and clouds

RealFeel®102°

RealFeel Shade™95°

Max UV Index8 (Very High)

WindW 6 mph

Sun 6/22

88° /68°

25%

Very warm in the morning; otherwise, humid with clouds and sunshine

RealFeel®98°

RealFeel Shade™89°

Max UV Index11 (Extreme)

WindNW 6 mph

Mon 6/23

85° /73°

42%

A thunderstorm in parts of the area in the morning; otherwise, overcast and humid

RealFeel®92°

RealFeel Shade™89°

Max UV Index3 (Moderate)

WindNNE 4 mph

Tue 6/24

88° /72°

75%

A couple of showers in the morning; otherwise, cloudy, very warm and humid

RealFeel®96°

RealFeel Shade™95°

Max UV Index5 (Moderate)

WindW 4 mph

Wed 6/25

90° /73°

55%

Very warm and humid with some sun, then increasing clouds; a little rain in the afternoon

RealFeel®98°

RealFeel Shade™93°

Max UV Index11 (Extreme)

WindE 5 mph

Thu 6/26

75° /69°

75%

Humid with rain

RealFeel®80°

RealFeel Shade™77°

Max UV Index3 (Moderate)

WindW 1 mph

Fri 6/27

77° /68°

60%

Humid with occasional rain

RealFeel®84°

RealFeel Shade™83°

Max UV Index3 (Moderate)

WindNNW 1 mph

Sat 6/28

81° /67°

41%

Cloudy and humid with a shower in spots

RealFeel®88°

RealFeel Shade™86°

Max UV Index3 (Moderate)

WindNNE 1 mph

Sun 6/29

80° /65°

25%

Cloudy and humid

RealFeel®84°

RealFeel Shade™84°

Max UV Index3 (Moderate)

WindSSW 2 mph

Mon 6/30

81° /66°

25%

Remaining cloudy and humid

RealFeel®86°

RealFeel Shade™84°

Max UV Index3 (Moderate)

WindSW 4 mph

Tue 7/1

81° /66°

25%

Partly sunny and humid

RealFeel®88°

RealFeel Shade™83°

Max UV Index8 (Very High)

WindSW 2 mph

Wed 7/2

82° /67°

55%

Overcast and humid; a little afternoon rain

RealFeel®88°

RealFeel Shade™85°

Max UV Index8 (Very High)

WindWSW 2 mph

Thu 7/3

81° /66°

57%

Mostly cloudy and humid; a little morning rain followed by a passing shower in the afternoon

RealFeel®87°

RealFeel Shade™87°

Max UV Index4 (Moderate)

WindWSW 1 mph

Fri 7/4

80° /67°

25%

Humid with clouds giving way to some sun

RealFeel®89°

RealFeel Shade™85°

Max UV Index4 (Moderate)

WindWSW 1 mph

Sat 7/5

82° /68°

20%

Humid with intervals of clouds and sunshine

RealFeel®91°

RealFeel Shade™87°

Max UV Index5 (Moderate)

WindWSW 1 mph

Sun 7/6

82° /68°

25%

Humid with intervals of clouds and sunshine

RealFeel®92°

RealFeel Shade™87°

Max UV Index6 (High)

WindS 2 mph

Mon 7/7

83° /67°

57%

A passing shower in the morning; otherwise, humid with intervals of clouds and sunshine

RealFeel®92°

RealFeel Shade™88°

Max UV Index5 (Moderate)

WindSW 2 mph

Tue 7/8

83° /68°

60%

A passing shower in the morning; otherwise, partly sunny and humid

RealFeel®93°

RealFeel Shade™87°

Max UV Index10 (Very High)

WindSSE 1 mph

Wed 7/9

82° /68°

25%

Mostly cloudy and humid

RealFeel®88°

RealFeel Shade™88°

Max UV Index5 (Moderate)

WindS 2 mph

Thu 7/10

83° /67°

60%

A morning shower; otherwise, times of clouds and sun

RealFeel®91°

RealFeel Shade™86°

Max UV Index6 (High)

WindS 2 mph

Fri 7/11

83° /68°

20%

Partly sunny

RealFeel®91°

RealFeel Shade™86°

Max UV Index10 (Very High)

WindSSE 4 mph

Sat 7/12

82° /68°

20%

Periods of sunshine

RealFeel®90°

RealFeel Shade™84°

Max UV Index7 (High)

WindSSE 4 mph

Sun 7/13

83° /69°

25%

Turning cloudy

RealFeel®88°

RealFeel Shade™87°

Max UV Index6 (High)

WindW 1 mph

Mon 7/14

84° /69°

25%

Mostly cloudy and humid

RealFeel®93°

RealFeel Shade™90°

Max UV Index3 (Moderate)

WindNNW 1 mph

Tue 7/15

82° /67°

55%

Mostly cloudy; a little rain in the morning followed by a thunderstorm in spots in the afternoon

RealFeel®87°

RealFeel Shade™87°

Max UV Index3 (Moderate)

WindW 1 mph

Wed 7/16

80° /67°

59%

Rain at times

RealFeel®84°

RealFeel Shade™82°

Max UV Index3 (Moderate)

WindSSE 2 mph

Thu 7/17

78° /66°

75%

A thick cloud cover with rain tapering to a couple of showers

RealFeel®83°

RealFeel Shade™81°

Max UV Index3 (Moderate)

WindW 4 mph

Fri 7/18

79° /68°

66%

Rain

RealFeel®83°

RealFeel Shade™82°

Max UV Index3 (Moderate)

WindSSE 2 mph

Sat 7/19

79° /70°

64%

Rain

RealFeel®85°

RealFeel Shade™82°

Max UV Index3 (Moderate)

WindWSW 5 mph

Sun 7/20

80° /69°

68%

Rain

RealFeel®87°

RealFeel Shade™86°

Max UV Index2 (Low)

WindWNW 4 mph

Mon 7/21

80° /68°

58%

Cloudy; a little morning rain followed by a shower in spots in the afternoon

RealFeel®85°

RealFeel Shade™83°

Max UV Index3 (Moderate)

WindNW 2 mph

Tue 7/22

81° /68°

66%

Rain

RealFeel®85°

RealFeel Shade™83°

Max UV Index2 (Low)

WindSSW 2 mph

Wed 7/23

81° /69°

25%

Cloudy

RealFeel®85°

RealFeel Shade™85°

Max UV Index3 (Moderate)

WindSW 4 mph

Thu 7/24

84° /70°

25%

Remaining cloudy

RealFeel®89°

RealFeel Shade™89°

Max UV Index3 (Moderate)

WindSSE 4 mph

Fri 7/25

85° /71°

70%

Mostly cloudy with showers

RealFeel®91°

RealFeel Shade™89°

Max UV Index2 (Low)

WindS 4 mph

Sat 7/26

81° /71°

66%

Cloudy with showers

RealFeel®89°

RealFeel Shade™89°

Max UV Index3 (Moderate)

Wind0 mph

Sun 7/27

82° /70°

25%

Intervals of clouds and sunshine

RealFeel®92°

RealFeel Shade™89°

Max UV Index6 (High)

WindSSE 2 mph

Mon 7/28

85° /68°

59%

Times of clouds and sun with a couple of showers and a thunderstorm

RealFeel®94°

RealFeel Shade™88°

Max UV Index11 (Extreme)

WindNNE 5 mph

Tue 7/29

85° /67°

58%

Times of clouds and sun with a couple of showers and a thunderstorm

RealFeel®94°

RealFeel Shade™88°

Max UV Index10 (Very High)

WindN 4 mph

Wed 7/30

86° /67°

62%

Times of clouds and sun with a couple of showers and a thunderstorm, mainly early in the day

RealFeel®93°

RealFeel Shade™88°

Max UV Index11 (Extreme)

WindNNE 5 mph

Thu 7/31

85° /68°

56%

Times of clouds and sun with a couple of showers in the afternoon

RealFeel®92°

RealFeel Shade™86°

Max UV Index11 (Extreme)

WindE 4 mph

Iiyama-shi, Nagano

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