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Now · 5:14 AM

La Grande Weather & Hourly Forecast

United States · Oregon · 97850

Mostly cloudy night
47°F
Mostly cloudy night
Feels like: 43°F
💧 Humidity 94% 🌡 Pressure 29.91 inHg 💨 Wind 4 mph 👁 Visibility 5.5 mi Clouds 76% ☀️ UV index 0.0 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for La Grande

Today
Light rain · 6:00 AM Light rain
46° 💧 0.039 in 💨 6 mph H 96%29.94 inHg
Mostly sunny · 9:00 AM Mostly sunny
49° 💧 0.005 in 💨 4 mph H 68%30.00 inHg
Light rain · 12:00 PM Light rain
56° 💧 0.023 in 💨 5 mph H 47%29.97 inHg
Light rain · 3:00 PM Light rain
56° 💧 0.022 in 💨 9 mph H 47%29.94 inHg
Light rain · 6:00 PM Light rain
49° 💧 0.041 in 💨 7 mph H 80%30.00 inHg
Light rain · 9:00 PM Light rain
47° 💧 0.006 in 💨 3 mph H 89%30.06 inHg
Tomorrow
Overcast night · 12:00 AM Overcast night
47° 💧 0.007 in 💨 5 mph H 85%30.09 inHg
Mostly clear night · 3:00 AM Mostly clear night
46° 💧 None 💨 4 mph H 88%30.09 inHg
Clear night · 6:00 AM Clear night
43° 💧 None 💨 4 mph H 93%30.15 inHg
Sunny · 9:00 AM Sunny
51° 💧 None 💨 3 mph H 66%30.15 inHg
Sunny · 12:00 PM Sunny
60° 💧 None 💨 2 mph H 42%30.09 inHg
Sunny · 3:00 PM Sunny
64° 💧 None 💨 4 mph H 39%30.03 inHg
Sunny · 6:00 PM Sunny
61° 💧 None 💨 3 mph H 48%30.00 inHg
Clear night · 9:00 PM Clear night
50° 💧 None 💨 3 mph H 74%30.03 inHg
Tuesday
Clear night · 12:00 AM Clear night
45° 💧 None 💨 2 mph H 82%30.03 inHg
Clear night · 3:00 AM Clear night
44° 💧 None 💨 1 mph H 79%30.00 inHg

In La Grande and, more broadly, across the state of Oregon: The evening will be mostly cloudy with temperatures settling between 44 and 47 degrees Fahrenheit. Light west winds are expected, blowing at around 3 mph with gusts up to 7 mph. Some rain is likely during the next few hours, with an estimated accumulation of about 0.13 inches. Conditions will remain relatively cool, and residents should be prepared for the possibility of light rain throughout the evening.

15-Day Weather Outlook for La Grande

TomorrowTomorrow Overcast Overcast 64°/42° 💧 None 💨 9 mph
Tuesday, Sep 15Tue Sep 15 Mostly cloudy Mostly cloudy 69°/44° 💧 None 💨 11 mph
Wednesday, Sep 16Wed Sep 16 Moderate rain Moderate rain 67°/46° 💧 0.673 in 💨 9 mph
Thursday, Sep 17Thu Sep 17 Mostly sunny Mostly sunny 71°/45° 💧 None 💨 12 mph
Friday, Sep 18Fri Sep 18 Light rain Light rain 73°/50° 💧 0.089 in 💨 6 mph
Saturday, Sep 19Sat Sep 19 Sunny Sunny 72°/49° 💧 None 💨 8 mph
Sunday, Sep 20Sun Sep 20 Sunny Sunny 73°/50° 💧 None 💨 3 mph
Monday, Sep 21Mon Sep 21 Sunny Sunny 73°/49° 💧 None 💨 7 mph
Tuesday, Sep 22Tue Sep 22 Mostly sunny Mostly sunny 76°/52° 💧 None 💨 10 mph
Wednesday, Sep 23Wed Sep 23 Mostly cloudy Mostly cloudy 77°/48° 💧 0.001 in 💨 9 mph
Thursday, Sep 24Thu Sep 24 Partly cloudy Partly cloudy 56°/38° 💧 0.034 in 💨 9 mph
Friday, Sep 25Fri Sep 25 Sunny Sunny 56°/37° 💧 None 💨 9 mph
Saturday, Sep 26Sat Sep 26 Mostly sunny Mostly sunny 62°/39° 💧 None 💨 10 mph
Sunday, Sep 27Sun Sep 27 Partly cloudy Partly cloudy 68°/48° 💧 0.001 in 💨 11 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in La Grande

Vertical axis: °F · Color based on temperature
Light rain at 6:00 AM
46° Today 6:00 AM
Light rain at 7:00 AM
45° 7:00 AM
Mostly sunny at 8:00 AM
46° 8:00 AM
Mostly sunny at 9:00 AM
49° 9:00 AM
Mostly sunny at 10:00 AM
53° Today 10:00 AM
Mostly sunny at 11:00 AM
55° 11:00 AM
Light rain at 12:00 PM
56° 12:00 PM
Light rain at 1:00 PM
58° 1:00 PM
Light rain at 2:00 PM
57° Today 2:00 PM
Light rain at 3:00 PM
56° 3:00 PM
Light rain at 4:00 PM
56° 4:00 PM
Light rain at 5:00 PM
52° 5:00 PM
Light rain at 6:00 PM
49° Today 6:00 PM
Overcast at 7:00 PM
48° 7:00 PM
Light rain at 8:00 PM
47° 8:00 PM
Light rain at 9:00 PM
47° 9:00 PM
Overcast night at 10:00 PM
47° Today 10:00 PM
Overcast night at 11:00 PM
47° 11:00 PM
Overcast night at 12:00 AM
47° 12:00 AM
Overcast night at 1:00 AM
47° 1:00 AM
Mostly cloudy night at 2:00 AM
47° Tomorrow 2:00 AM
Mostly clear night at 3:00 AM
46° 3:00 AM
Mostly clear night at 4:00 AM
43° 4:00 AM
Mostly clear night at 5:00 AM
43° 5:00 AM
Clear night at 6:00 AM
43° Tomorrow 6:00 AM
Sunny at 7:00 AM
42° 7:00 AM
Sunny at 8:00 AM
46° 8:00 AM
Sunny at 9:00 AM
51° 9:00 AM
Sunny at 10:00 AM
54° Tomorrow 10:00 AM
Sunny at 11:00 AM
57° 11:00 AM
Sunny at 12:00 PM
60° 12:00 PM
Sunny at 1:00 PM
63° 1:00 PM
Sunny at 2:00 PM
64° Tomorrow 2:00 PM
Sunny at 3:00 PM
64° 3:00 PM
Sunny at 4:00 PM
64° 4:00 PM
Sunny at 5:00 PM
63° 5:00 PM
Sunny at 6:00 PM
61° Tomorrow 6:00 PM
Mostly cloudy at 7:00 PM
56° 7:00 PM
Mostly cloudy night at 8:00 PM
52° 8:00 PM
Clear night at 9:00 PM
50° 9:00 PM
Clear night at 10:00 PM
47° Tomorrow 10:00 PM
Clear night at 11:00 PM
46° 11:00 PM
Clear night at 12:00 AM
45° 12:00 AM
Clear night at 1:00 AM
44° 1:00 AM
Clear night at 2:00 AM
44° Tuesday 2:00 AM
Clear night at 3:00 AM
44° 3:00 AM
Clear night at 4:00 AM
44° 4:00 AM
Clear night at 5:00 AM
44° 5:00 AM
Mostly clear night at 6:00 AM
44° Tuesday 6:00 AM
Partly cloudy at 7:00 AM
45° 7:00 AM
Partly cloudy at 8:00 AM
50° 8:00 AM
Overcast at 9:00 AM
54° 9:00 AM
Overcast at 10:00 AM
58° Tuesday 10:00 AM
Overcast at 11:00 AM
61° 11:00 AM
Partly cloudy at 12:00 PM
64° 12:00 PM
Mostly sunny at 1:00 PM
67° 1:00 PM
Partly cloudy at 2:00 PM
69° Tuesday 2:00 PM
Mostly cloudy at 3:00 PM
67° 3:00 PM
Mostly cloudy at 4:00 PM
61° 4:00 PM
Mostly cloudy at 5:00 PM
59° 5:00 PM
Mostly cloudy night at 8:00 PM
52° Tuesday 8:00 PM
Moderate rain at 11:00 PM
49° 11:00 PM
Overcast night at 2:00 AM
47° 2:00 AM
Overcast night at 5:00 AM
46° 5:00 AM
Partly cloudy at 8:00 AM
47° Wednesday 8:00 AM
Sunny at 11:00 AM
58° 11:00 AM
Sunny at 2:00 PM
67° 2:00 PM
Sunny at 5:00 PM
64° 5:00 PM
Clear night at 8:00 PM
53° Wednesday 8:00 PM
Clear night at 11:00 PM
49° 11:00 PM
Mostly clear night at 2:00 AM
46° 2:00 AM
Mostly cloudy night at 5:00 AM
45° 5:00 AM
Partly cloudy at 8:00 AM
50° Thursday 8:00 AM
Partly cloudy at 11:00 AM
62° 11:00 AM
Mostly cloudy at 2:00 PM
71° 2:00 PM
Overcast at 5:00 PM
68° 5:00 PM
Partly cloudy night at 8:00 PM
58° Thursday 8:00 PM
Light rain at 11:00 PM
54° 11:00 PM
Light rain at 2:00 AM
52° 2:00 AM
Overcast night at 5:00 AM
50° 5:00 AM
Mostly sunny at 8:00 AM
52° Friday 8:00 AM
Sunny at 11:00 AM
66° 11:00 AM
Mostly sunny at 2:00 PM
73° 2:00 PM
Sunny at 5:00 PM
72° 5:00 PM
Clear night at 11:00 PM
51° Friday 11:00 PM
Clear night at 5:00 AM
49° 5:00 AM
Sunny at 11:00 AM
66° 11:00 AM
Sunny at 5:00 PM
73° 5:00 PM
Clear night at 11:00 PM
53° Saturday 11:00 PM
Clear night at 5:00 AM
50° 5:00 AM
Sunny at 11:00 AM
65° 11:00 AM
Sunny at 5:00 PM
73° 5:00 PM
Clear night at 11:00 PM
55° Sunday 11:00 PM
Clear night at 5:00 AM
49° 5:00 AM
Sunny at 11:00 AM
71° 11:00 AM
Mostly sunny at 5:00 PM
76° 5:00 PM
Mostly cloudy night at 11:00 PM
57° Monday 11:00 PM
Overcast night at 5:00 AM
52° 5:00 AM
Mostly cloudy at 11:00 AM
72° 11:00 AM
Mostly sunny at 5:00 PM
77° 5:00 PM
Clear night at 11:00 PM
55° Tuesday 11:00 PM
Partly cloudy night at 5:00 AM
48° 5:00 AM
Mostly cloudy at 11:00 AM
58° 11:00 AM
Partly cloudy at 5:00 PM
56° 5:00 PM
Clear night at 11:00 PM
44° Wednesday 11:00 PM
Clear night at 5:00 AM
38° 5:00 AM
Sunny at 11:00 AM
51° 11:00 AM
Sunny at 5:00 PM
56° 5:00 PM
Clear night at 11:00 PM
42° Thursday 11:00 PM
Clear night at 5:00 AM
37° 5:00 AM
Sunny at 11:00 AM
55° 11:00 AM
Sunny at 5:00 PM
62° 5:00 PM
Clear night at 11:00 PM
45° Friday 11:00 PM
Mostly clear night at 5:00 AM
39° 5:00 AM
Mostly sunny at 11:00 AM
56° 11:00 AM
Sunny at 5:00 PM
68° 5:00 PM
Partly cloudy night at 11:00 PM
49° Saturday 11:00 PM
Overcast night at 5:00 AM
48° 5:00 AM
Overcast at 11:00 AM
62° 11:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for La Grande

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 6:00 AM
PM2.5 Fine particles Good 1,1µg/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 1,2µg/m³

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

O₃ Ozone Fair 87,4µg/m³

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

NO₂ Nitrogen dioxide Good 0,3µg/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 La Grande

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 3,4Moderate 🙂Fair
Tomorrow UV 5,6Moderate 🙂Fair
Tuesday UV 4,2Moderate 🙂Fair
Wednesday UV 5,3Moderate 🙂Fair
Thursday UV 7,0High 😊Good
Friday UV 7,0High Unavailable
Saturday UV 7,0High Unavailable
Hourly UV index today
7:00 AMUV 0,0 8:00 AMUV 0,3 9:00 AMUV 1,0 10:00 AMUV 1,7 11:00 AMUV 3,4 12:00 PMUV 2,1 1:00 PMUV 2,1 2:00 PMUV 2,5 3:00 PMUV 2,8 4:00 PMUV 0,9 5:00 PMUV 0,7 6:00 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.

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 La Grande

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 6:00 AM 7:00 AM 8:00 AM 9:00 AM Today 10:00 AM 11:00 AM 12:00 PM 1:00 PM Today 2:00 PM 3:00 PM 4:00 PM 5:00 PM Today 6:00 PM 7:00 PM 8:00 PM 9:00 PM Today 10:00 PM 11:00 PM 12:00 AM 1:00 AM Tomorrow 2:00 AM 3:00 AM 4:00 AM 5:00 AM Tomorrow 6:00 AM 7:00 AM 8:00 AM 9:00 AM Tomorrow 10:00 AM 11:00 AM 12:00 PM 1:00 PM Tomorrow 2:00 PM 3:00 PM 4:00 PM 5:00 PM Tomorrow 6:00 PM 7:00 PM 8:00 PM 9:00 PM Tomorrow 10:00 PM 11:00 PM 12:00 AM 1:00 AM Tuesday 2:00 AM 3:00 AM 4:00 AM 5:00 AM Tuesday 6:00 AM 7:00 AM 8:00 AM 9:00 AM Tuesday 10:00 AM 11:00 AM 12:00 PM 1:00 PM Tuesday 2:00 PM 3:00 PM 4:00 PM 5:00 PM Tuesday 8:00 PM 11:00 PM 2:00 AM 5:00 AM Wednesday 8:00 AM 11:00 AM 2:00 PM 5:00 PM Wednesday 8:00 PM 11:00 PM 2:00 AM 5:00 AM Thursday 8:00 AM 11:00 AM 2:00 PM 5:00 PM Thursday 8:00 PM 11:00 PM 2:00 AM 5:00 AM Friday 8:00 AM 11:00 AM 2:00 PM 5:00 PM Friday 11:00 PM 5:00 AM 11:00 AM 5:00 PM Saturday 11:00 PM 5:00 AM 11:00 AM 5:00 PM Sunday 11:00 PM 5:00 AM 11:00 AM 5:00 PM Monday 11:00 PM 5:00 AM 11:00 AM 5:00 PM Tuesday 11:00 PM 5:00 AM 11:00 AM 5:00 PM Wednesday 11:00 PM 5:00 AM 11:00 AM 5:00 PM Thursday 11:00 PM 5:00 AM 11:00 AM 5:00 PM Friday 11:00 PM 5:00 AM 11:00 AM 5:00 PM Saturday 11:00 PM 5:00 AM 11:00 AM
Sustained wind Max gusts
NIGHT SKY · LA GRANDE, OREGON

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 3:00 AM–4:00 AM.

87/100Best-hour score
BEST TIME TONIGHT 3:00 AM–4:00 AM Astronomical darkness: 8:48 PM–4:48 AM
Cloud cover 16% Real hourly forecast for the best viewing hour.
Moonlight 7% Waxing Crescent · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 73° 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 min75%
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.

Forecast data for La Grande were last refreshed today at 5:14 AM. The current forecast period extends through 15/09/2026 at 3:00 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.