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Current weather in Arivaca Junction is overcast clouds.

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Now · 7:08 AM

Arivaca Junction Weather & Hourly Forecast

United States · Arizona · 85645

68°F

Overcast

Feels like: 69°F

💧 Humidity 70% 🌡 Pressure 29.88 inHg 💨 Wind 4 mph 👁 Visibility 30.2 mi ☁ Clouds 97% ☀️ UV index 0.2 · Low 🌅 Sunrise 6:11 AM 🌇 Sunset 6:22 PM

Hourly Forecast for Arivaca Junction

Today

8:00 AM

Overcast

73° 💧 None 💨 4 mph H 58%29.91 inHg

11:00 AM

Mostly cloudy

86° 💧 0.003 in 💨 3 mph H 34%29.85 inHg

2:00 PM

Light thunderstorms

77° 💧 0.381 in 💨 12 mph H 55%29.85 inHg

5:00 PM

Overcast

77° 💧 None 💨 6 mph H 60%29.83 inHg

8:00 PM

Overcast night

72° 💧 None 💨 5 mph H 71%29.83 inHg

11:00 PM

Overcast night

72° 💧 0.001 in 💨 5 mph H 69%29.85 inHg

Tomorrow

2:00 AM

Overcast night

70° 💧 0.003 in 💨 5 mph H 69%29.85 inHg

5:00 AM

Light thunderstorms

66° 💧 0.079 in 💨 3 mph H 84%29.91 inHg

8:00 AM

Overcast

67° 💧 0.003 in 💨 3 mph H 86%29.97 inHg

11:00 AM

Overcast

77° 💧 0.001 in 💨 1 mph H 57%29.94 inHg

2:00 PM

Strong thunderstorm

80° 💧 0.007 in 💨 5 mph H 47%29.85 inHg

5:00 PM

Light rain

76° 💧 0.005 in 💨 2 mph H 57%29.85 inHg

8:00 PM

Mostly clear night

70° 💧 None 💨 3 mph H 77%29.91 inHg

11:00 PM

Mostly clear night

67° 💧 None 💨 3 mph H 87%29.91 inHg

Thursday

2:00 AM

Mostly clear night

65° 💧 None 💨 4 mph H 87%29.94 inHg

5:00 AM

Mostly clear night

63° 💧 None 💨 4 mph H 88%29.94 inHg

Today

8:00 AM

Overcast

73° 💧 None 💨 4 mph H 58%29.91 inHg

9:00 AM

Overcast

79° 💧 None 💨 2 mph H 47%29.88 inHg

10:00 AM

Overcast

83° 💧 None 💨 3 mph H 38%29.88 inHg

11:00 AM

Mostly cloudy

86° 💧 None 💨 3 mph H 34%29.85 inHg

12:00 PM

Mostly cloudy

87° 💧 0.000 in 💨 2 mph H 31%29.85 inHg

1:00 PM

Light thunderstorms

87° 💧 0.003 in 💨 3 mph H 34%29.83 inHg

2:00 PM

Light thunderstorms

77° 💧 0.074 in 💨 12 mph H 55%29.85 inHg

3:00 PM

Thunderstorms

72° 💧 0.256 in 💨 3 mph H 76%29.88 inHg

4:00 PM

Light rain

75° 💧 0.050 in 💨 6 mph H 70%29.83 inHg

5:00 PM

Overcast

77° 💧 None 💨 6 mph H 60%29.83 inHg

6:00 PM

Overcast

75° 💧 None 💨 5 mph H 65%29.80 inHg

7:00 PM

Overcast night

73° 💧 None 💨 5 mph H 68%29.83 inHg

8:00 PM

Overcast night

72° 💧 None 💨 5 mph H 71%29.83 inHg

9:00 PM

Overcast night

72° 💧 None 💨 4 mph H 72%29.85 inHg

10:00 PM

Overcast night

72° 💧 None 💨 4 mph H 71%29.85 inHg

11:00 PM

Overcast night

72° 💧 0.001 in 💨 5 mph H 69%29.85 inHg

Tomorrow

12:00 AM

Overcast night

71° 💧 None 💨 5 mph H 67%29.85 inHg

1:00 AM

Overcast night

71° 💧 None 💨 5 mph H 67%29.85 inHg

2:00 AM

Overcast night

70° 💧 None 💨 5 mph H 69%29.85 inHg

3:00 AM

Strong thunderstorm

69° 💧 0.001 in 💨 8 mph H 71%29.88 inHg

4:00 AM

Light thunderstorms

67° 💧 0.002 in 💨 6 mph H 77%29.88 inHg

5:00 AM

Light thunderstorms

66° 💧 0.017 in 💨 3 mph H 84%29.91 inHg

6:00 AM

Light rain

65° 💧 0.035 in 💨 3 mph H 89%29.94 inHg

7:00 AM

Light rain

65° 💧 0.027 in 💨 0 mph H 88%29.94 inHg

8:00 AM

Overcast

67° 💧 0.003 in 💨 3 mph H 86%29.97 inHg

9:00 AM

Overcast

71° 💧 None 💨 4 mph H 75%29.94 inHg

10:00 AM

Overcast

74° 💧 None 💨 4 mph H 64%29.94 inHg

11:00 AM

Overcast

77° 💧 None 💨 1 mph H 57%29.94 inHg

12:00 PM

Overcast

78° 💧 None 💨 3 mph H 55%29.91 inHg

1:00 PM

Overcast

79° 💧 0.001 in 💨 3 mph H 50%29.88 inHg

2:00 PM

Strong thunderstorm

80° 💧 None 💨 5 mph H 47%29.85 inHg

3:00 PM

Strong thunderstorm

80° 💧 None 💨 2 mph H 47%29.85 inHg

4:00 PM

Light thunderstorms

77° 💧 0.007 in 💨 3 mph H 53%29.85 inHg

5:00 PM

Light rain

76° 💧 0.005 in 💨 2 mph H 57%29.85 inHg

6:00 PM

Mostly cloudy

74° 💧 0.001 in 💨 3 mph H 65%29.88 inHg

7:00 PM

Partly cloudy night

72° 💧 None 💨 4 mph H 72%29.88 inHg

8:00 PM

Mostly clear night

70° 💧 None 💨 3 mph H 77%29.91 inHg

9:00 PM

Mostly clear night

69° 💧 None 💨 4 mph H 82%29.91 inHg

10:00 PM

Clear night

67° 💧 None 💨 4 mph H 86%29.91 inHg

11:00 PM

Mostly clear night

67° 💧 None 💨 3 mph H 87%29.91 inHg

Thursday

12:00 AM

Clear night

66° 💧 None 💨 3 mph H 87%29.91 inHg

1:00 AM

Clear night

65° 💧 None 💨 4 mph H 87%29.94 inHg

2:00 AM

Mostly clear night

65° 💧 None 💨 4 mph H 87%29.94 inHg

3:00 AM

Partly cloudy night

64° 💧 None 💨 4 mph H 88%29.94 inHg

4:00 AM

Mostly clear night

64° 💧 None 💨 3 mph H 88%29.94 inHg

5:00 AM

Mostly clear night

63° 💧 None 💨 4 mph H 88%29.94 inHg

6:00 AM

Mostly clear night

62° 💧 None 💨 4 mph H 88%29.94 inHg

7:00 AM

Sunny

64° 💧 None 💨 5 mph H 84%29.94 inHg

8:00 AM

Mostly sunny

70° 💧 None 💨 3 mph H 73%29.97 inHg

9:00 AM

Sunny

74° 💧 None 💨 1 mph H 63%29.97 inHg

10:00 AM

Sunny

78° 💧 None 💨 4 mph H 52%29.97 inHg

11:00 AM

Sunny

80° 💧 None 💨 7 mph H 44%29.94 inHg

12:00 PM

Sunny

82° 💧 None 💨 7 mph H 39%29.91 inHg

1:00 PM

Mostly sunny

84° 💧 None 💨 7 mph H 35%29.88 inHg

2:00 PM

Mostly sunny

84° 💧 None 💨 4 mph H 34%29.85 inHg

3:00 PM

Partly cloudy

84° 💧 None 💨 2 mph H 34%29.85 inHg

4:00 PM

Mostly sunny

83° 💧 None 💨 3 mph H 35%29.83 inHg

5:00 PM

Mostly sunny

82° 💧 None 💨 5 mph H 38%29.83 inHg

Friday

2:00 AM

Clear night

69° 💧 None 💨 1 mph H 65%29.91 inHg

5:00 AM

Clear night

64° 💧 None 💨 3 mph H 75%29.91 inHg

8:00 AM

Sunny

71° 💧 None 💨 4 mph H 62%29.97 inHg

11:00 AM

Sunny

86° 💧 None 💨 5 mph H 29%29.94 inHg

2:00 PM

Sunny

89° 💧 None 💨 6 mph H 21%29.85 inHg

5:00 PM

Sunny

87° 💧 None 💨 6 mph H 22%29.83 inHg

8:00 PM

Clear night

78° 💧 None 💨 2 mph H 34%29.88 inHg

11:00 PM

Overcast night

73° 💧 None 💨 3 mph H 40%29.91 inHg

Saturday

2:00 AM

Clear night

70° 💧 None 💨 2 mph H 44%29.88 inHg

5:00 AM

Clear night

67° 💧 None 💨 3 mph H 50%29.88 inHg

8:00 AM

Sunny

74° 💧 None 💨 4 mph H 43%29.94 inHg

11:00 AM

Sunny

91° 💧 None 💨 8 mph H 19%29.91 inHg

2:00 PM

Sunny

94° 💧 None 💨 8 mph H 16%29.83 inHg

5:00 PM

Sunny

92° 💧 None 💨 9 mph H 17%29.83 inHg

8:00 PM

Clear night

82° 💧 None 💨 1 mph H 27%29.88 inHg

11:00 PM

Clear night

76° 💧 None 💨 3 mph H 35%29.91 inHg

Sunday

2:00 AM

Clear night

72° 💧 None 💨 4 mph H 40%29.94 inHg

5:00 AM

Mostly clear night

70° 💧 None 💨 4 mph H 41%29.94 inHg

8:00 AM

Mostly sunny

77° 💧 None 💨 4 mph H 34%29.97 inHg

11:00 AM

Partly cloudy

89° 💧 None 💨 3 mph H 20%29.94 inHg

2:00 PM

Overcast

85° 💧 None 💨 7 mph H 30%29.88 inHg

5:00 PM

Mostly sunny

88° 💧 None 💨 3 mph H 27%29.83 inHg

8:00 PM

Mostly clear night

82° 💧 None 💨 3 mph H 36%29.85 inHg

11:00 PM

Mostly clear night

78° 💧 None 💨 1 mph H 43%29.88 inHg

Monday

5:00 AM

Mostly clear night

74° 💧 None 💨 3 mph H 49%29.91 inHg

11:00 AM

Mostly sunny

70° 💧 None 💨 4 mph H 51%29.85 inHg

5:00 PM

Partly cloudy

86° 💧 None 💨 4 mph H 33%29.85 inHg

11:00 PM

Mostly clear night

79° 💧 None 💨 2 mph H 58%29.77 inHg

Tuesday

5:00 AM

Clear night

69° 💧 None 💨 4 mph H 81%29.83 inHg

11:00 AM

Sunny

66° 💧 None 💨 4 mph H 87%29.83 inHg

5:00 PM

Mostly sunny

79° 💧 None 💨 2 mph H 57%29.85 inHg

11:00 PM

Clear night

83° 💧 None 💨 6 mph H 36%29.74 inHg

Wednesday

5:00 AM

Clear night

71° 💧 None 💨 0 mph H 40%29.80 inHg

11:00 AM

Sunny

63° 💧 None 💨 3 mph H 52%29.83 inHg

5:00 PM

Sunny

84° 💧 None 💨 4 mph H 17%29.83 inHg

11:00 PM

Clear night

86° 💧 None 💨 4 mph H 12%29.74 inHg

Thursday

5:00 AM

Clear night

73° 💧 None 💨 1 mph H 24%29.77 inHg

11:00 AM

Sunny

65° 💧 None 💨 3 mph H 32%29.77 inHg

5:00 PM

Sunny

90° 💧 None 💨 5 mph H 15%29.77 inHg

11:00 PM

Partly cloudy night

93° 💧 None 💨 6 mph H 18%29.68 inHg

Friday

5:00 AM

Mostly clear night

78° 💧 None 💨 5 mph H 53%29.80 inHg

11:00 AM

Sunny

71° 💧 None 💨 4 mph H 66%29.77 inHg

5:00 PM

Sunny

89° 💧 None 💨 12 mph H 33%29.80 inHg

11:00 PM

Clear night

88° 💧 None 💨 12 mph H 29%29.68 inHg

Saturday

5:00 AM

Clear night

76° 💧 None 💨 4 mph H 50%29.77 inHg

11:00 AM

Sunny

70° 💧 None 💨 5 mph H 60%29.74 inHg

5:00 PM

Sunny

87° 💧 None 💨 9 mph H 23%29.80 inHg

11:00 PM

Clear night

86° 💧 None 💨 11 mph H 19%29.71 inHg

Sunday

5:00 AM

Clear night

72° 💧 None 💨 1 mph H 18%29.83 inHg

11:00 AM

Sunny

64° 💧 None 💨 1 mph H 21%29.83 inHg

5:00 PM

Sunny

84° 💧 None 💨 6 mph H 11%29.85 inHg

11:00 PM

Clear night

87° 💧 None 💨 9 mph H 7%29.77 inHg

Monday

5:00 AM

Clear night

73° 💧 None 💨 4 mph H 15%29.88 inHg

11:00 AM

Sunny

64° 💧 None 💨 1 mph H 44%29.88 inHg

5:00 PM

Sunny

87° 💧 None 💨 5 mph H 22%29.88 inHg

11:00 PM

Clear night

89° 💧 None 💨 11 mph H 20%29.80 inHg

Tuesday

5:00 AM

Clear night

73° 💧 None 💨 1 mph H 50%29.88 inHg

11:00 AM

Sunny

62° 💧 None 💨 1 mph H 71%29.91 inHg

5:00 PM

Sunny

87° 💧 None 💨 2 mph H 27%29.91 inHg

11:00 PM

Clear night

91° 💧 None 💨 9 mph H 22%29.80 inHg

In Arivaca Junction and, more broadly, across the state of Arizona: The evening will be characterized by mostly cloudy skies, with temperatures staying warm between 82 and 88 degrees Fahrenheit. Light northeast winds will prevail, generally blowing around 3 mph, with occasional gusts reaching up to 7 mph. No precipitation is expected during the next few hours, so dry conditions will continue through the night. Temperatures are expected to remain steady, providing a warm and calm evening. Overall, it should be a mild night with comfortable conditions, although the cloud cover may limit any significant cooling.

15-Day Weather Outlook for Arivaca Junction

TomorrowTomorrow

Strong thunderstorm 80°/65° 💧 None 💨 8 mph

Thursday, Sep 24Thu Sep 24

Mostly sunny 84°/62° 💧 None 💨 7 mph

Friday, Sep 25Fri Sep 25

Overcast 89°/64° 💧 0.159 in 💨 6 mph

Saturday, Sep 26Sat Sep 26

Sunny 94°/67° 💧 None 💨 9 mph

Sunday, Sep 27Sun Sep 27

Mostly sunny 89°/70° 💧 0.002 in 💨 7 mph

Monday, Sep 28Mon Sep 28

Partly cloudy 86°/70° 💧 0.364 in 💨 4 mph

Tuesday, Sep 29Tue Sep 29

Mostly sunny 83°/66° 💧 0.032 in 💨 6 mph

Wednesday, Sep 30Wed Sep 30

Sunny 86°/63° 💧 None 💨 4 mph

Thursday, Oct 1Thu Oct 1

Partly cloudy 93°/65° 💧 None 💨 6 mph

Friday, Oct 2Fri Oct 2

Mostly sunny 89°/71° 💧 0.007 in 💨 12 mph

Saturday, Oct 3Sat Oct 3

Sunny 87°/70° 💧 None 💨 11 mph

Sunday, Oct 4Sun Oct 4

Sunny 87°/64° 💧 None 💨 9 mph

Monday, Oct 5Mon Oct 5

Sunny 89°/64° 💧 None 💨 11 mph

Tuesday, Oct 6Tue Oct 6

Sunny 91°/62° 💧 None 💨 9 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Arivaca Junction

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Arivaca Junction

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 8:00 AM

PM2.5 Fine particles Good 3,4µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 16,0µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 22,2µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 2,4µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Arivaca Junction

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 4,1Moderate 😊Good

Tomorrow UV 8,9Very high 🙂Fair

Thursday UV 5,4Moderate 🙂Fair

Friday UV 9,1Very high 🙂Fair

Saturday UV 8,0Very high 🙂Fair

Sunday UV 8,0Very high —Unavailable

Monday UV 5,0Moderate —Unavailable

Hourly UV index today

8:00 AMUV 0,8 9:00 AMUV 1,7 10:00 AMUV 2,9 11:00 AMUV 4,1 12:00 PMUV 2,7 1:00 PMUV 2,8 2:00 PMUV 3,7 3:00 PMUV 1,5 4:00 PMUV 0,8 5:00 PMUV 0,3 6:00 PMUV 0,0 7:00 PMUV 0,0

Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Arivaca Junction

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · ARIVACA JUNCTION, ARIZONA

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

27/100Best-hour score

No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.

☁ Cloud cover 100% Real hourly forecast for the best viewing hour.

☾ Moonlight 89% Waxing Gibbous · Moon below the horizon at the best viewing hour.

☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 73° high at the best hour.

✦ Estimated visible meteors Poor visibility Meteor activity may occur above the clouds, but local viewing conditions are not suitable.

Chance ≥1 meteor in 30 minNot meaningful

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

ACTIVE NOW

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

NOV 6–NOV 30

LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

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Forecast data for Arivaca Junction were last refreshed today at 7:08 AM. The current forecast period extends through 24/09/2026 at 5:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.