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Current weather in Fairfield is clear sky.

Where can I find the hourly weather forecast for Fairfield?

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

Is the weather forecast for Fairfield updated regularly?

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

Now · 12:44 PM

Fairfield Weather & Hourly Forecast

United States · Idaho · 83327

75°F

Sunny

Feels like: 65°F

💧 Humidity 16% 🌡 Pressure 29.91 inHg 💨 Wind 12 mph 👁 Visibility 27.0 mi ☁ Clouds 0% ☀️ UV index 4.7 · Moderate 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Fairfield

Today

1:00 PM

Sunny

75° 💧 None 💨 12 mph H 16%29.91 inHg

4:00 PM

Sunny

79° 💧 0.000 in 💨 10 mph H 17%29.85 inHg

7:00 PM

Overcast

75° 💧 None 💨 2 mph H 28%29.85 inHg

10:00 PM

Mostly cloudy night

69° 💧 0.004 in 💨 10 mph H 32%29.91 inHg

Tomorrow

1:00 AM

Partly cloudy night

63° 💧 0.005 in 💨 12 mph H 45%29.94 inHg

4:00 AM

Partly cloudy night

57° 💧 0.001 in 💨 7 mph H 66%29.94 inHg

7:00 AM

Light thunderstorms

50° 💧 0.022 in 💨 4 mph H 90%30.00 inHg

10:00 AM

Strong thunderstorm

66° 💧 0.035 in 💨 15 mph H 50%29.97 inHg

1:00 PM

Mostly sunny

70° 💧 0.024 in 💨 12 mph H 46%29.97 inHg

4:00 PM

Light thunderstorms

72° 💧 0.024 in 💨 4 mph H 47%29.91 inHg

7:00 PM

Sunny

68° 💧 None 💨 3 mph H 46%29.91 inHg

10:00 PM

Mostly clear night

55° 💧 None 💨 3 mph H 65%29.97 inHg

Friday

1:00 AM

Partly cloudy night

49° 💧 None 💨 1 mph H 81%30.03 inHg

4:00 AM

Partly cloudy night

48° 💧 0.002 in 💨 1 mph H 84%30.03 inHg

7:00 AM

Partly cloudy night

48° 💧 0.000 in 💨 2 mph H 81%30.06 inHg

10:00 AM

Mostly cloudy

58° 💧 None 💨 1 mph H 54%30.12 inHg

Today

1:00 PM

Sunny

75° 💧 None 💨 12 mph H 16%29.91 inHg

2:00 PM

Sunny

78° 💧 None 💨 11 mph H 16%29.88 inHg

3:00 PM

Sunny

79° 💧 None 💨 11 mph H 16%29.85 inHg

4:00 PM

Sunny

79° 💧 0.000 in 💨 10 mph H 17%29.85 inHg

5:00 PM

Mostly cloudy

79° 💧 None 💨 8 mph H 18%29.85 inHg

6:00 PM

Mostly cloudy

78° 💧 None 💨 6 mph H 19%29.85 inHg

7:00 PM

Overcast

75° 💧 None 💨 2 mph H 28%29.85 inHg

8:00 PM

Mostly cloudy night

70° 💧 None 💨 4 mph H 30%29.85 inHg

9:00 PM

Overcast night

69° 💧 None 💨 5 mph H 30%29.88 inHg

10:00 PM

Mostly cloudy night

69° 💧 None 💨 10 mph H 32%29.91 inHg

11:00 PM

Mostly cloudy night

67° 💧 0.002 in 💨 7 mph H 41%29.91 inHg

Tomorrow

12:00 AM

Light thunderstorms

64° 💧 0.002 in 💨 10 mph H 43%29.94 inHg

1:00 AM

Partly cloudy night

63° 💧 None 💨 12 mph H 45%29.94 inHg

2:00 AM

Partly cloudy night

60° 💧 0.000 in 💨 7 mph H 54%29.97 inHg

3:00 AM

Light rain

58° 💧 0.005 in 💨 8 mph H 66%29.94 inHg

4:00 AM

Partly cloudy night

57° 💧 0.000 in 💨 7 mph H 66%29.94 inHg

5:00 AM

Mostly cloudy night

55° 💧 None 💨 6 mph H 68%29.94 inHg

6:00 AM

Partly cloudy night

53° 💧 0.001 in 💨 3 mph H 74%29.94 inHg

7:00 AM

Light thunderstorms

50° 💧 0.016 in 💨 4 mph H 90%30.00 inHg

8:00 AM

Light rain

51° 💧 0.006 in 💨 8 mph H 91%29.97 inHg

9:00 AM

Mostly sunny

58° 💧 0.000 in 💨 10 mph H 76%30.00 inHg

10:00 AM

Strong thunderstorm

66° 💧 0.001 in 💨 15 mph H 50%29.97 inHg

11:00 AM

Light thunderstorms

65° 💧 0.016 in 💨 14 mph H 56%30.00 inHg

12:00 PM

Light thunderstorms

66° 💧 0.018 in 💨 14 mph H 57%30.00 inHg

1:00 PM

Mostly sunny

70° 💧 0.000 in 💨 12 mph H 46%29.97 inHg

2:00 PM

Light thunderstorms

71° 💧 0.008 in 💨 11 mph H 45%29.94 inHg

3:00 PM

Light thunderstorms

69° 💧 0.016 in 💨 7 mph H 51%29.94 inHg

4:00 PM

Light thunderstorms

72° 💧 0.011 in 💨 4 mph H 47%29.91 inHg

5:00 PM

Light thunderstorms

70° 💧 0.013 in 💨 5 mph H 49%29.94 inHg

6:00 PM

Mostly sunny

70° 💧 0.000 in 💨 3 mph H 43%29.91 inHg

7:00 PM

Sunny

68° 💧 None 💨 3 mph H 46%29.91 inHg

8:00 PM

Clear night

63° 💧 None 💨 3 mph H 55%29.94 inHg

9:00 PM

Clear night

59° 💧 None 💨 4 mph H 55%29.97 inHg

10:00 PM

Mostly clear night

55° 💧 None 💨 3 mph H 65%29.97 inHg

11:00 PM

Mostly clear night

52° 💧 None 💨 2 mph H 71%30.00 inHg

Friday

12:00 AM

Mostly clear night

51° 💧 None 💨 2 mph H 76%30.03 inHg

1:00 AM

Partly cloudy night

49° 💧 None 💨 1 mph H 81%30.03 inHg

2:00 AM

Partly cloudy night

48° 💧 None 💨 1 mph H 85%30.06 inHg

3:00 AM

Mostly clear night

47° 💧 None 💨 1 mph H 87%30.06 inHg

4:00 AM

Partly cloudy night

48° 💧 None 💨 1 mph H 84%30.03 inHg

5:00 AM

Partly cloudy night

48° 💧 0.001 in 💨 1 mph H 84%30.06 inHg

6:00 AM

Partly cloudy night

48° 💧 0.001 in 💨 0 mph H 82%30.06 inHg

7:00 AM

Partly cloudy night

48° 💧 None 💨 2 mph H 81%30.06 inHg

8:00 AM

Mostly cloudy

49° 💧 None 💨 0 mph H 77%30.09 inHg

9:00 AM

Mostly cloudy

52° 💧 0.000 in 💨 1 mph H 71%30.09 inHg

10:00 AM

Mostly cloudy

58° 💧 None 💨 1 mph H 54%30.12 inHg

11:00 AM

Mostly cloudy

62° 💧 None 💨 1 mph H 45%30.09 inHg

12:00 PM

Mostly cloudy

66° 💧 None 💨 3 mph H 38%30.06 inHg

1:00 PM

Mostly cloudy

66° 💧 0.001 in 💨 6 mph H 37%30.06 inHg

2:00 PM

Mostly cloudy

67° 💧 0.002 in 💨 8 mph H 36%30.03 inHg

3:00 PM

Light rain

61° 💧 0.024 in 💨 13 mph H 55%30.06 inHg

4:00 PM

Light rain

60° 💧 0.012 in 💨 9 mph H 57%30.06 inHg

5:00 PM

Light rain

61° 💧 0.016 in 💨 2 mph H 54%30.03 inHg

6:00 PM

Mostly cloudy

63° 💧 0.001 in 💨 1 mph H 42%30.00 inHg

7:00 PM

Partly cloudy

61° 💧 None 💨 4 mph H 48%30.00 inHg

8:00 PM

Partly cloudy night

56° 💧 0.001 in 💨 3 mph H 70%30.03 inHg

9:00 PM

Mostly clear night

54° 💧 0.001 in 💨 3 mph H 78%30.06 inHg

10:00 PM

Mostly clear night

52° 💧 0.000 in 💨 1 mph H 81%30.06 inHg

11:00 PM

Mostly clear night

50° 💧 0.000 in 💨 1 mph H 83%30.06 inHg

Saturday

12:00 AM

Mostly clear night

48° 💧 None 💨 2 mph H 86%30.06 inHg

1:00 AM

Clear night

47° 💧 None 💨 2 mph H 88%30.06 inHg

2:00 AM

Clear night

45° 💧 None 💨 2 mph H 89%30.06 inHg

3:00 AM

Clear night

44° 💧 None 💨 2 mph H 90%30.09 inHg

4:00 AM

Mostly cloudy night

43° 💧 None 💨 2 mph H 91%30.09 inHg

5:00 AM

Mostly cloudy night

44° 💧 None 💨 2 mph H 88%30.09 inHg

6:00 AM

Light rain

45° 💧 0.009 in 💨 2 mph H 87%30.09 inHg

9:00 AM

Partly cloudy

46° 💧 None 💨 1 mph H 86%30.12 inHg

12:00 PM

Overcast

59° 💧 None 💨 4 mph H 52%30.09 inHg

3:00 PM

Partly cloudy

63° 💧 None 💨 10 mph H 49%30.03 inHg

6:00 PM

Partly cloudy

65° 💧 None 💨 7 mph H 42%29.97 inHg

9:00 PM

Clear night

56° 💧 None 💨 3 mph H 69%30.03 inHg

Sunday

12:00 AM

Clear night

51° 💧 None 💨 1 mph H 81%30.06 inHg

3:00 AM

Clear night

47° 💧 None 💨 0 mph H 90%30.06 inHg

6:00 AM

Mostly cloudy night

44° 💧 None 💨 1 mph H 97%30.09 inHg

9:00 AM

Mostly sunny

48° 💧 None 💨 2 mph H 90%30.12 inHg

12:00 PM

Sunny

65° 💧 None 💨 4 mph H 48%30.09 inHg

3:00 PM

Mostly sunny

70° 💧 None 💨 2 mph H 41%30.00 inHg

6:00 PM

Mostly sunny

70° 💧 None 💨 1 mph H 38%29.97 inHg

9:00 PM

Clear night

62° 💧 None 💨 0 mph H 58%29.97 inHg

Monday

12:00 AM

Clear night

55° 💧 None 💨 4 mph H 70%30.00 inHg

3:00 AM

Clear night

52° 💧 None 💨 3 mph H 80%30.00 inHg

6:00 AM

Clear night

50° 💧 None 💨 3 mph H 80%30.00 inHg

9:00 AM

Sunny

52° 💧 None 💨 4 mph H 74%30.03 inHg

12:00 PM

Sunny

69° 💧 None 💨 8 mph H 37%30.00 inHg

3:00 PM

Mostly sunny

73° 💧 None 💨 4 mph H 30%29.91 inHg

6:00 PM

Mostly sunny

73° 💧 None 💨 2 mph H 27%29.85 inHg

9:00 PM

Overcast night

63° 💧 None 💨 1 mph H 44%29.88 inHg

Tuesday

12:00 AM

Clear night

54° 💧 None 💨 2 mph H 68%29.91 inHg

6:00 AM

Clear night

54° 💧 None 💨 1 mph H 80%29.97 inHg

12:00 PM

Mostly cloudy

46° 💧 None 💨 0 mph H 95%29.97 inHg

6:00 PM

Mostly sunny

69° 💧 None 💨 2 mph H 36%29.94 inHg

Wednesday

12:00 AM

Clear night

73° 💧 None 💨 4 mph H 21%29.83 inHg

6:00 AM

Clear night

57° 💧 None 💨 1 mph H 41%29.91 inHg

12:00 PM

Sunny

46° 💧 None 💨 0 mph H 75%29.94 inHg

6:00 PM

Sunny

72° 💧 None 💨 2 mph H 22%29.97 inHg

Thursday

12:00 AM

Clear night

76° 💧 None 💨 2 mph H 15%29.91 inHg

6:00 AM

Clear night

60° 💧 None 💨 10 mph H 44%30.03 inHg

12:00 PM

Sunny

55° 💧 None 💨 8 mph H 49%30.09 inHg

6:00 PM

Partly cloudy

74° 💧 None 💨 11 mph H 24%30.09 inHg

Friday

12:00 AM

Clear night

81° 💧 None 💨 3 mph H 12%29.97 inHg

6:00 AM

Mostly clear night

63° 💧 None 💨 6 mph H 29%30.03 inHg

12:00 PM

Sunny

59° 💧 None 💨 7 mph H 37%30.06 inHg

6:00 PM

Sunny

78° 💧 None 💨 12 mph H 18%30.06 inHg

Saturday

12:00 AM

Partly cloudy night

83° 💧 None 💨 1 mph H 11%29.91 inHg

6:00 AM

Overcast night

66° 💧 None 💨 7 mph H 25%29.97 inHg

12:00 PM

Mostly sunny

58° 💧 None 💨 5 mph H 39%29.97 inHg

6:00 PM

Partly cloudy

79° 💧 None 💨 12 mph H 17%29.97 inHg

Sunday

12:00 AM

Mostly cloudy night

83° 💧 None 💨 14 mph H 12%29.77 inHg

6:00 AM

Overcast night

67° 💧 None 💨 7 mph H 45%29.80 inHg

12:00 PM

Sunny

57° 💧 None 💨 1 mph H 65%29.83 inHg

6:00 PM

Sunny

67° 💧 None 💨 13 mph H 35%29.88 inHg

Monday

12:00 AM

Clear night

65° 💧 None 💨 14 mph H 36%29.83 inHg

6:00 AM

Clear night

51° 💧 None 💨 1 mph H 68%29.85 inHg

12:00 PM

Sunny

43° 💧 None 💨 0 mph H 91%29.85 inHg

6:00 PM

Sunny

67° 💧 None 💨 4 mph H 29%29.77 inHg

Tuesday

12:00 AM

Mostly clear night

73° 💧 None 💨 3 mph H 17%29.59 inHg

6:00 AM

Mostly clear night

59° 💧 None 💨 4 mph H 35%29.59 inHg

12:00 PM

Partly cloudy

50° 💧 None 💨 1 mph H 56%29.59 inHg

6:00 PM

Mostly cloudy

67° 💧 None 💨 6 mph H 24%29.53 inHg

Wednesday

12:00 AM

Mostly cloudy night

61° 💧 None 💨 23 mph H 23%29.59 inHg

6:00 AM

Clear night

45° 💧 None 💨 15 mph H 68%29.85 inHg

12:00 PM

Sunny

39° 💧 None 💨 6 mph H 75%29.97 inHg

6:00 PM

Sunny

54° 💧 None 💨 6 mph H 34%29.94 inHg

Thursday

12:00 AM

Partly cloudy night

59° 💧 None 💨 2 mph H 22%29.80 inHg

In Fairfield and, more broadly, across the state of Idaho: The rest of the day will feature a mix of sun and clouds, with temperatures ranging from a mild 46 to 64 degrees Fahrenheit. Winds will be light, coming from the southeast at around 6 mph, with gusts reaching up to 18 mph. No precipitation is expected, making for a dry afternoon. Overall, it will be a pleasant day with comfortable conditions and a gentle breeze. Enjoy the mild weather and the changing sky as the day progresses.

15-Day Weather Outlook for Fairfield

TomorrowTomorrow

Light thunderstorms 72°/50° 💧 None 💨 15 mph

Friday, Sep 18Fri Sep 18

Mostly sunny 67°/47° 💧 None 💨 13 mph

Saturday, Sep 19Sat Sep 19

Mostly sunny 65°/43° 💧 0.001 in 💨 10 mph

Sunday, Sep 20Sun Sep 20

Mostly cloudy 70°/44° 💧 0.001 in 💨 4 mph

Monday, Sep 21Mon Sep 21

Mostly sunny 73°/50° 💧 None 💨 8 mph

Tuesday, Sep 22Tue Sep 22

Mostly sunny 69°/46° 💧 0.000 in 💨 2 mph

Wednesday, Sep 23Wed Sep 23

Sunny 73°/46° 💧 None 💨 4 mph

Thursday, Sep 24Thu Sep 24

Partly cloudy 76°/55° 💧 0.001 in 💨 11 mph

Friday, Sep 25Fri Sep 25

Mostly sunny 81°/59° 💧 None 💨 12 mph

Saturday, Sep 26Sat Sep 26

Partly cloudy 83°/58° 💧 None 💨 12 mph

Sunday, Sep 27Sun Sep 27

Mostly cloudy 83°/57° 💧 0.048 in 💨 14 mph

Monday, Sep 28Mon Sep 28

Sunny 67°/43° 💧 0.001 in 💨 14 mph

Tuesday, Sep 29Tue Sep 29

Mostly sunny 73°/50° 💧 None 💨 6 mph

Wednesday, Sep 30Wed Sep 30

Mostly cloudy 61°/39° 💧 0.001 in 💨 23 mph

Thursday, Oct 1Thu Oct 1

Partly cloudy 59°/59° 💧 None 💨 2 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Fairfield

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Fairfield

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 1:00 PM

PM2.5 Fine particles Good 2,2µg/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 6,8µg/m³

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

O₃ Ozone Fair 92,5µg/m³

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

NO₂ Nitrogen dioxide Good 0,4µg/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 Fairfield

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 5,8Moderate 🙂Fair

Tomorrow UV 5,8Moderate 😐Moderate

Friday UV 4,2Moderate 😐Moderate

Saturday UV 6,0High 🙂Fair

Sunday UV 6,0High 🙂Fair

Monday UV 5,0Moderate —Unavailable

Tuesday UV 6,0High —Unavailable

Hourly UV index today

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

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

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

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. Dry air can increase hydration needs.

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 Fairfield

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · FAIRFIELD, IDAHO

Tonight's Stargazing & Shooting Stars

Good observing conditions. Best local viewing window: 1:00 AM–2:00 AM.

73/100Best-hour score

BEST TIME TONIGHT 1:00 AM–2:00 AM Astronomical darkness: 9:24 PM–5:44 AM

☁ Cloud cover 38% Real hourly forecast for the best viewing hour.

☾ Moonlight 30% Waxing Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 45° high at the best hour.

✦ Estimated visible meteors 1–3/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min58%

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.

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Forecast data for Fairfield were last refreshed today at 12:44 PM. The current forecast period extends through 18/09/2026 at 10:00 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.