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Current weather in Greenville is clear sky.

Where can I find the hourly weather forecast for Greenville?

This page shows hourly weather forecast for Greenville, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Greenville updated regularly?

Weather data for Greenville is updated regularly with the latest available observations and forecasts.

Now · 1:51 PM

Greenville Weather & Hourly Forecast

United States · California · 95947

67°F

Sunny

Feels like: 58°F

💧 Humidity 34% 🌡 Pressure 29.91 inHg 💨 Wind 11 mph 👁 Visibility 23.6 mi ☁ Clouds 0% ☀️ UV index 7.4 · High 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Greenville

Today

2:00 PM

Sunny

67° 💧 0.000 in 💨 11 mph H 34%29.91 inHg

5:00 PM

Sunny

65° 💧 None 💨 9 mph H 32%29.91 inHg

8:00 PM

Clear night

54° 💧 None 💨 2 mph H 51%29.97 inHg

11:00 PM

Clear night

50° 💧 None 💨 0 mph H 59%30.03 inHg

Tomorrow

2:00 AM

Clear night

45° 💧 None 💨 1 mph H 71%30.06 inHg

5:00 AM

Clear night

39° 💧 None 💨 1 mph H 91%30.09 inHg

8:00 AM

Sunny

46° 💧 None 💨 2 mph H 75%30.12 inHg

11:00 AM

Sunny

66° 💧 None 💨 1 mph H 34%30.06 inHg

2:00 PM

Sunny

73° 💧 None 💨 3 mph H 26%29.97 inHg

5:00 PM

Sunny

73° 💧 None 💨 5 mph H 24%29.94 inHg

8:00 PM

Clear night

62° 💧 None 💨 0 mph H 41%29.97 inHg

11:00 PM

Clear night

53° 💧 None 💨 1 mph H 53%30.03 inHg

Tuesday

2:00 AM

Clear night

47° 💧 None 💨 1 mph H 70%30.06 inHg

5:00 AM

Clear night

43° 💧 None 💨 1 mph H 84%30.09 inHg

8:00 AM

Mostly sunny

49° 💧 None 💨 1 mph H 75%30.15 inHg

11:00 AM

Sunny

72° 💧 None 💨 2 mph H 32%30.09 inHg

Today

2:00 PM

Sunny

67° 💧 0.000 in 💨 11 mph H 34%29.91 inHg

3:00 PM

Sunny

67° 💧 None 💨 11 mph H 33%29.91 inHg

4:00 PM

Sunny

66° 💧 None 💨 10 mph H 32%29.91 inHg

5:00 PM

Sunny

65° 💧 None 💨 9 mph H 32%29.91 inHg

6:00 PM

Sunny

63° 💧 None 💨 8 mph H 34%29.94 inHg

7:00 PM

Sunny

59° 💧 None 💨 4 mph H 41%29.94 inHg

8:00 PM

Clear night

54° 💧 None 💨 2 mph H 51%29.97 inHg

9:00 PM

Clear night

53° 💧 None 💨 1 mph H 53%30.00 inHg

10:00 PM

Clear night

51° 💧 None 💨 1 mph H 56%30.03 inHg

11:00 PM

Clear night

50° 💧 None 💨 0 mph H 59%30.03 inHg

Tomorrow

12:00 AM

Clear night

49° 💧 None 💨 1 mph H 62%30.03 inHg

1:00 AM

Clear night

47° 💧 None 💨 1 mph H 66%30.06 inHg

2:00 AM

Clear night

45° 💧 None 💨 1 mph H 71%30.06 inHg

3:00 AM

Clear night

43° 💧 None 💨 1 mph H 78%30.06 inHg

4:00 AM

Clear night

41° 💧 None 💨 1 mph H 85%30.09 inHg

5:00 AM

Clear night

39° 💧 None 💨 1 mph H 91%30.09 inHg

6:00 AM

Clear night

38° 💧 None 💨 1 mph H 94%30.09 inHg

7:00 AM

Sunny

37° 💧 None 💨 2 mph H 96%30.12 inHg

8:00 AM

Sunny

46° 💧 None 💨 2 mph H 75%30.12 inHg

9:00 AM

Sunny

54° 💧 None 💨 0 mph H 54%30.12 inHg

10:00 AM

Sunny

60° 💧 None 💨 0 mph H 43%30.09 inHg

11:00 AM

Sunny

66° 💧 None 💨 1 mph H 34%30.06 inHg

12:00 PM

Sunny

69° 💧 None 💨 3 mph H 28%30.03 inHg

1:00 PM

Sunny

71° 💧 None 💨 3 mph H 28%30.00 inHg

2:00 PM

Sunny

73° 💧 None 💨 3 mph H 26%29.97 inHg

3:00 PM

Sunny

75° 💧 None 💨 3 mph H 24%29.94 inHg

4:00 PM

Sunny

75° 💧 None 💨 5 mph H 23%29.94 inHg

5:00 PM

Sunny

73° 💧 None 💨 5 mph H 24%29.94 inHg

6:00 PM

Sunny

71° 💧 None 💨 5 mph H 26%29.94 inHg

7:00 PM

Sunny

65° 💧 None 💨 1 mph H 38%29.97 inHg

8:00 PM

Clear night

62° 💧 None 💨 0 mph H 41%29.97 inHg

9:00 PM

Clear night

59° 💧 None 💨 0 mph H 41%30.00 inHg

10:00 PM

Clear night

56° 💧 None 💨 1 mph H 47%30.03 inHg

11:00 PM

Clear night

53° 💧 None 💨 1 mph H 53%30.03 inHg

Tuesday

12:00 AM

Clear night

50° 💧 None 💨 1 mph H 60%30.03 inHg

1:00 AM

Clear night

48° 💧 None 💨 1 mph H 65%30.03 inHg

2:00 AM

Clear night

47° 💧 None 💨 1 mph H 70%30.06 inHg

3:00 AM

Clear night

45° 💧 None 💨 1 mph H 75%30.06 inHg

4:00 AM

Clear night

44° 💧 None 💨 1 mph H 80%30.06 inHg

5:00 AM

Clear night

43° 💧 None 💨 1 mph H 84%30.09 inHg

6:00 AM

Mostly clear night

42° 💧 None 💨 1 mph H 87%30.12 inHg

7:00 AM

Sunny

42° 💧 None 💨 1 mph H 90%30.12 inHg

8:00 AM

Mostly sunny

49° 💧 None 💨 1 mph H 75%30.15 inHg

9:00 AM

Mostly sunny

58° 💧 None 💨 1 mph H 53%30.15 inHg

10:00 AM

Mostly sunny

66° 💧 None 💨 2 mph H 41%30.12 inHg

11:00 AM

Sunny

72° 💧 None 💨 2 mph H 32%30.09 inHg

12:00 PM

Sunny

76° 💧 None 💨 2 mph H 21%30.06 inHg

1:00 PM

Partly cloudy

79° 💧 None 💨 4 mph H 19%30.03 inHg

2:00 PM

Partly cloudy

80° 💧 None 💨 4 mph H 18%30.03 inHg

3:00 PM

Mostly sunny

81° 💧 None 💨 5 mph H 17%30.00 inHg

4:00 PM

Sunny

82° 💧 None 💨 5 mph H 15%30.00 inHg

5:00 PM

Sunny

81° 💧 None 💨 5 mph H 15%30.00 inHg

6:00 PM

Sunny

79° 💧 None 💨 4 mph H 18%30.00 inHg

7:00 PM

Sunny

72° 💧 None 💨 1 mph H 29%30.00 inHg

8:00 PM

Clear night

67° 💧 None 💨 0 mph H 33%30.03 inHg

9:00 PM

Clear night

63° 💧 None 💨 0 mph H 38%30.06 inHg

10:00 PM

Clear night

59° 💧 None 💨 1 mph H 45%30.09 inHg

11:00 PM

Mostly cloudy night

55° 💧 None 💨 1 mph H 53%30.12 inHg

Wednesday

12:00 AM

Mostly cloudy night

53° 💧 None 💨 1 mph H 60%30.12 inHg

1:00 AM

Overcast night

50° 💧 None 💨 1 mph H 66%30.15 inHg

2:00 AM

Mostly cloudy night

48° 💧 None 💨 1 mph H 70%30.15 inHg

3:00 AM

Partly cloudy night

47° 💧 None 💨 1 mph H 71%30.15 inHg

4:00 AM

Partly cloudy night

46° 💧 None 💨 1 mph H 72%30.18 inHg

5:00 AM

Mostly clear night

45° 💧 None 💨 1 mph H 73%30.18 inHg

8:00 AM

Partly cloudy

57° 💧 None 💨 5 mph H 58%30.21 inHg

11:00 AM

Partly cloudy

76° 💧 None 💨 2 mph H 22%30.18 inHg

2:00 PM

Overcast

83° 💧 None 💨 3 mph H 13%30.09 inHg

5:00 PM

Overcast

82° 💧 None 💨 4 mph H 10%30.06 inHg

8:00 PM

Overcast night

72° 💧 None 💨 1 mph H 24%30.06 inHg

11:00 PM

Partly cloudy night

64° 💧 None 💨 2 mph H 40%30.09 inHg

Thursday

2:00 AM

Partly cloudy night

60° 💧 None 💨 1 mph H 44%30.09 inHg

5:00 AM

Mostly cloudy night

63° 💧 None 💨 0 mph H 36%30.09 inHg

8:00 AM

Sunny

66° 💧 None 💨 1 mph H 45%30.09 inHg

11:00 AM

Sunny

79° 💧 None 💨 3 mph H 22%30.06 inHg

2:00 PM

Sunny

83° 💧 None 💨 11 mph H 23%29.97 inHg

5:00 PM

Sunny

81° 💧 None 💨 10 mph H 27%29.94 inHg

8:00 PM

Clear night

68° 💧 None 💨 3 mph H 47%29.97 inHg

11:00 PM

Partly cloudy night

65° 💧 None 💨 0 mph H 54%29.97 inHg

Friday

2:00 AM

Partly cloudy night

61° 💧 None 💨 1 mph H 59%29.97 inHg

5:00 AM

Clear night

58° 💧 None 💨 0 mph H 63%29.97 inHg

8:00 AM

Sunny

62° 💧 None 💨 1 mph H 59%29.97 inHg

11:00 AM

Mostly sunny

74° 💧 None 💨 5 mph H 30%29.94 inHg

2:00 PM

Partly cloudy

79° 💧 None 💨 12 mph H 20%29.85 inHg

5:00 PM

Partly cloudy

76° 💧 None 💨 10 mph H 21%29.83 inHg

8:00 PM

Mostly clear night

63° 💧 None 💨 4 mph H 44%29.85 inHg

11:00 PM

Partly cloudy night

59° 💧 None 💨 1 mph H 55%29.91 inHg

Saturday

2:00 AM

Mostly clear night

56° 💧 None 💨 1 mph H 65%29.91 inHg

5:00 AM

Mostly clear night

54° 💧 None 💨 1 mph H 71%29.91 inHg

11:00 AM

Sunny

69° 💧 None 💨 7 mph H 34%29.91 inHg

5:00 PM

Partly cloudy

72° 💧 None 💨 9 mph H 19%29.85 inHg

11:00 PM

Overcast night

55° 💧 None 💨 1 mph H 58%29.94 inHg

Sunday

5:00 AM

Clear night

46° 💧 None 💨 5 mph H 63%30.00 inHg

11:00 AM

Sunny

65° 💧 None 💨 7 mph H 24%30.00 inHg

5:00 PM

Sunny

71° 💧 None 💨 5 mph H 15%29.91 inHg

11:00 PM

Clear night

52° 💧 None 💨 5 mph H 44%30.00 inHg

Monday

5:00 AM

Clear night

47° 💧 None 💨 5 mph H 53%30.00 inHg

11:00 AM

Sunny

67° 💧 None 💨 4 mph H 19%29.97 inHg

5:00 PM

Mostly sunny

75° 💧 None 💨 5 mph H 15%29.83 inHg

11:00 PM

Clear night

59° 💧 None 💨 0 mph H 44%29.91 inHg

Tuesday

5:00 AM

Mostly clear night

54° 💧 None 💨 0 mph H 50%29.91 inHg

11:00 AM

Mostly sunny

67° 💧 None 💨 6 mph H 25%29.91 inHg

5:00 PM

Mostly sunny

70° 💧 None 💨 9 mph H 15%29.85 inHg

11:00 PM

Clear night

55° 💧 None 💨 1 mph H 43%29.97 inHg

Wednesday

5:00 AM

Partly cloudy night

50° 💧 None 💨 1 mph H 58%30.00 inHg

11:00 AM

Sunny

65° 💧 None 💨 6 mph H 21%30.06 inHg

5:00 PM

Sunny

69° 💧 None 💨 10 mph H 18%30.00 inHg

11:00 PM

Clear night

56° 💧 None 💨 1 mph H 38%30.12 inHg

Thursday

5:00 AM

Clear night

52° 💧 None 💨 1 mph H 51%30.15 inHg

11:00 AM

Sunny

69° 💧 None 💨 7 mph H 25%30.18 inHg

5:00 PM

Sunny

74° 💧 None 💨 10 mph H 29%30.12 inHg

11:00 PM

Clear night

60° 💧 None 💨 1 mph H 52%30.21 inHg

Friday

5:00 AM

Clear night

54° 💧 None 💨 1 mph H 64%30.18 inHg

11:00 AM

Sunny

71° 💧 None 💨 7 mph H 34%30.18 inHg

5:00 PM

Sunny

74° 💧 None 💨 10 mph H 26%30.09 inHg

11:00 PM

Clear night

59° 💧 None 💨 0 mph H 52%30.12 inHg

Saturday

5:00 AM

Clear night

53° 💧 None 💨 0 mph H 67%30.09 inHg

11:00 AM

Sunny

69° 💧 None 💨 5 mph H 32%30.06 inHg

5:00 PM

Sunny

74° 💧 None 💨 10 mph H 9%29.91 inHg

11:00 PM

Clear night

55° 💧 None 💨 2 mph H 44%30.00 inHg

Sunday

5:00 AM

Clear night

47° 💧 None 💨 1 mph H 73%30.00 inHg

11:00 AM

Sunny

69° 💧 None 💨 1 mph H 17%29.97 inHg

5:00 PM

Sunny

75° 💧 None 💨 8 mph H 13%29.83 inHg

11:00 PM

Clear night

54° 💧 None 💨 6 mph H 36%29.97 inHg

Monday

5:00 AM

Clear night

47° 💧 None 💨 5 mph H 61%29.97 inHg

In Greenville and, more broadly, across the state of California: The rest of the day will feature clear skies and mild to warm temperatures ranging from 70 to 84 degrees Fahrenheit. Winds will be moderate, coming from the northwest at speeds up to 14 mph, with gusts reaching 30 mph. No precipitation is expected, so outdoor plans should be comfortable and dry. As the day progresses, expect continued pleasant weather with the potential for breezy conditions due to the gusty northwest winds. Temperatures will remain steady, making it a good afternoon for outdoor activities.

15-Day Weather Outlook for Greenville

TomorrowTomorrow

Sunny 75°/37° 💧 None 💨 9 mph

Tuesday, Sep 8Tue Sep 8

Mostly sunny 82°/42° 💧 None 💨 5 mph

Wednesday, Sep 9Wed Sep 9

Overcast 83°/51° 💧 None 💨 4 mph

Thursday, Sep 10Thu Sep 10

Light rain 82°/64° 💧 0.008 in 💨 10 mph

Friday, Sep 11Fri Sep 11

Partly cloudy 78°/58° 💧 0.009 in 💨 10 mph

Saturday, Sep 12Sat Sep 12

Mostly sunny 76°/50° 💧 None 💨 10 mph

Sunday, Sep 13Sun Sep 13

Partly cloudy 68°/45° 💧 None 💨 6 mph

Monday, Sep 14Mon Sep 14

Sunny 65°/44° 💧 None 💨 10 mph

Tuesday, Sep 15Tue Sep 15

Mostly sunny 73°/47° 💧 None 💨 6 mph

Wednesday, Sep 16Wed Sep 16

Partly cloudy 74°/52° 💧 None 💨 8 mph

Thursday, Sep 17Thu Sep 17

Mostly sunny 76°/49° 💧 None 💨 7 mph

Friday, Sep 18Fri Sep 18

Sunny 81°/53° 💧 None 💨 3 mph

Saturday, Sep 19Sat Sep 19

Mostly sunny 82°/58° 💧 0.001 in 💨 5 mph

Sunday, Sep 20Sun Sep 20

Mostly cloudy 79°/56° 💧 None 💨 9 mph

Monday, Sep 21Mon Sep 21

Mostly sunny 75°/71° 💧 None 💨 9 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Greenville

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Greenville

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 2:00 PM

PM2.5 Fine particles Good 2,5µg/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 3,6µg/m³

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

O₃ Ozone Fair 96,9µg/m³

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

NO₂ Nitrogen dioxide Good 0,7µg/m³

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

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Greenville

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 7,4High 🙂Fair

Tomorrow UV 7,4High 😐Moderate

Tuesday UV 6,9High 😐Moderate

Wednesday UV 8,5Very high 😐Moderate

Thursday UV 8,8Very high 🙂Fair

Friday UV 7,0High —Unavailable

Saturday UV 6,0High —Unavailable

Hourly UV index today

2:00 PMUV 7,0 3:00 PMUV 5,6 4:00 PMUV 3,6 5:00 PMUV 1,8 6:00 PMUV 0,6 7:00 PMUV 0,0

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

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

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 Greenville

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · GREENVILLE, CALIFORNIA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 2:00 AM–3:00 AM.

100/100Best-hour score

BEST TIME TONIGHT 2:00 AM–3:00 AM Astronomical darkness: 9:01 PM–5:03 AM

☁ Cloud cover 0% Real hourly forecast for the best viewing hour.

☾ Moonlight 21% Waning Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 54° high at the best hour.

✦ Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min74%

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

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

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

UPCOMING

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

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.

DISCOVER WEATHER NEARBY Weather in other cities

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Forecast data for Greenville were last refreshed today at 1:51 PM. The current forecast period extends through 08/09/2026 at 11:00 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.