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Weather Tomorrow

Grants Pass weather forecast

Oregon, United States · Los_Angeles time · 42.44°, -123.33°

Current conditions · 9:00 PM local

Current conditions in Grants Pass

76°F

Clear sky

Feels like 73°F

Humidity
32%
Wind
6 mph NNW
Gusts
21 mph
UV index
0.15
Visibility
36.2 mi

Right now

Right now in Grants Pass, it's clear sky with the temperature at 25 °C. It feels colder than it reads, more like 22 °C. Wind is from the NNW at 9 km/h, gusting to 34 km/h. Humidity stands at 32% with sea-level pressure near 1011 hPa.

At a glance

Today

90° / 53°

Clear sky · extreme UV

Tomorrow

94° / 58°

Overcast · extreme UV

Upcoming · to Saturday

95° / 47°

A steady stretch: highs near 95°, lows around 47°, and no day above a 32% rain chance through Saturday.

Next 3 days

Today looks like clear sky; temperatures run from 12 °C up to 32 °C. Tomorrow brings overcast with a high of 34 °C and a low of 14 °C. Tuesday looks like overcast; temperatures run from 17 °C up to 35 °C.

Today

Sun, Jun 21

Clear sky

90°53°

Rain chance
0%
Precip
0 in
Max wind
12 mph

Tomorrow

Mon, Jun 22

Overcast

94°58°

Rain chance
0%
Precip
0 in
Max wind
11 mph

Tuesday

Tue, Jun 23

Overcast

95°63°

Rain chance
0%
Precip
0 in
Max wind
9 mph

Next 48 hours

  1. 12 AM65°0%0 mph
  2. 1 AM62°0%1 mph
  3. 2 AM59°0%2 mph
  4. 3 AM58°0%3 mph
  5. 4 AM56°0%2 mph
  6. 5 AM55°0%3 mph
  7. 6 AM53°0%4 mph
  8. 7 AM57°0%1 mph
  9. 8 AM63°0%1 mph
  10. 9 AM67°0%2 mph
  11. 10 AM73°0%2 mph
  12. 11 AM76°0%4 mph
  13. 12 PM81°0%4 mph
  14. 1 PM85°0%6 mph
  15. 2 PM87°0%8 mph
  16. 3 PM89°0%11 mph
  17. 4 PM90°0%11 mph
  18. 5 PM90°0%11 mph
  19. 6 PM88°0%11 mph
  20. 7 PM86°0%12 mph
  21. 8 PM82°0%9 mph
  22. 9 PM76°0%6 mph
  23. 10 PM73°0%5 mph
  24. 11 PM70°0%5 mph
  25. 12 AM67°0%2 mph
  26. 1 AM65°0%1 mph
  27. 2 AM63°0%2 mph
  28. 3 AM61°0%2 mph
  29. 4 AM60°0%2 mph
  30. 5 AM59°0%2 mph
  31. 6 AM58°0%3 mph
  32. 7 AM63°0%3 mph
  33. 8 AM68°0%1 mph
  34. 9 AM73°0%1 mph
  35. 10 AM80°0%2 mph
  36. 11 AM85°0%3 mph
  37. 12 PM89°0%7 mph
  38. 1 PM91°0%10 mph
  39. 2 PM93°0%11 mph
  40. 3 PM94°0%11 mph
  41. 4 PM94°0%11 mph
  42. 5 PM94°0%11 mph
  43. 6 PM92°0%11 mph
  44. 7 PM91°0%11 mph
  45. 8 PM86°0%10 mph
  46. 9 PM80°0%9 mph
  47. 10 PM76°0%5 mph
  48. 11 PM74°0%5 mph

In depth

The weather picture for Grants Pass opens with clear sky; it's 25 °C out, feeling like 22 °C. Today's forecast calls for clear sky, topping out near 32 °C before falling back to 12 °C overnight. Winds blow mainly from the NNW around 19 km/h, with gusts up to 34 km/h. Highs ease downward through the week, ranging 24 to 35 °C. Rain is in the picture on Friday, with roughly 1 mm expected in total across the week. Tomorrow brings overcast with a high of 34 °C and a 0% chance of precipitation. The UV index reaches 8 today, so sun protection is sensible during the middle of the day. Sunrise comes at 05:36 and sunset at 20:53, giving 15.3 hours of daylight. Current humidity sits at 32% with pressure near 1011 hPa. Looking further out, Thursday shows overcast with a high around 31 °C, while Saturday ends the week at 24 °C. Forecast details are refreshed throughout the day as new model runs arrive, so check back for the latest figures.

Air quality

46

Good

US AQI · European AQI 34

Air quality in Grants Pass is currently good, with a US AQI of 46 (European AQI 34). The dominant pollutant right now is ozone. Air quality is healthy; no precautions needed. Fine particulate matter (PM2.5) measures 7.9 µg/m³.

Pollutants

PM2.5
7.9 µg/m³
PM10
9.9 µg/m³
Ozone (O₃)
86 µg/m³
NO₂
1.7 µg/m³
SO₂
0.4 µg/m³
CO
104 µg/m³
Dust
1 µg/m³

Sun & UV

Sunrise
5:36 AM
Sunset
8:53 PM
Daylight
15h 18m
Max UV
8.05 Very high

Wind

Wind
6 mph
Gusts
21 mph
Direction
NNW (342°)

Farming weather

Soil temperatures today read surface 12.8 °C, 6 cm 20.1 °C, 18 cm 21.1 °C, 54 cm 18.2 °C. Soil moisture sits at 0-1 cm at 0.05 m³/m³, 3-9 cm at 0.09 m³/m³, 27-81 cm at 0.12 m³/m³. For maize, the root-zone reading is below the ideal 0.2-0.35 m³/m³ band. Reference evapotranspiration totals 45 mm against only 1 mm of expected rain — a 44 mm deficit, so irrigation will be needed this week. A suitable spraying window opens around 06:00 on 2026-06-21, with winds at or below 15 km/h and no rain expected. Heat stress is likely for maize with highs reaching 35 °C (threshold 35 °C). Heat stress is likely for wheat with highs reaching 35 °C (threshold 32 °C). Projected growing degree days over the next week: maize 81, wheat 119.

Topsoil moisture
0.047 m³/m³
Soil temp
52°F
ET₀ today
7.4 mm
Spray window
~5:00
Rain (next 7d)
0 in
Wind
6 mph
Humidity
32%

Full farming outlook for Grants Pass

Advisory summary

No weather alert thresholds are crossed for Grants Pass in the current forecast (derived from forecast data, not official warnings). Conditions may still change — check back for updates.

All data for Grants Pass
Every forecast variable for Grants Pass with human-readable labels
VariableValue
CityGrants Pass, Oregon, United States
Coordinates42.43933, -123.33067
Elevation288 m
TimezoneAmerica/Los_Angeles
Population37,088
Observed at (local)9:00 PM
Temperature (2 m)76°F
Apparent temperature73°F
Relative humidity (2 m)32%
Dew point (2 m)44°F
Precipitation (last hour)0 in
Rain0 in
Showers0 in
Snowfall0 in
Weather code (WMO)0
Cloud cover0%
Surface pressure28.9 inHg
Sea-level pressure29.9 inHg
Wind speed (10 m)6 mph
Wind gusts (10 m)21 mph
Wind direction (10 m)342° (NNW)
Visibility36.2 mi
UV index0.15
Day / nightNight
Today max / min90°F / 53°F
Today feels-like max / min85°F / 50°F
Today precipitation sum0 in
Today rain sum0 in
Today snowfall sum0 in
Today max precip probability0%
Today max wind / gusts12 mph / 21 mph
Dominant wind direction337° (NNW)
Sunrise / sunset5:36 AM / 8:53 PM
Daylight duration15h 18m
Sunshine duration15h 05m
Max UV index8.05
Reference evapotranspiration (ET₀)7.4 mm
Topsoil moisture (0–1 cm)0.047 m³/m³
Surface soil temperature52°F
US AQI46
European AQI34
PM2.57.9 µg/m³
PM109.9 µg/m³
Ozone (O₃)86 µg/m³
Nitrogen dioxide (NO₂)1.7 µg/m³
Sulphur dioxide (SO₂)0.4 µg/m³
Carbon monoxide (CO)104 µg/m³
Dust1 µg/m³

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Frequently asked questions

Will it rain in Grants Pass tomorrow?

Rain is unlikely in Grants Pass tomorrow; the precipitation chance stays around 0%.

What is the temperature in Grants Pass today?

Today Grants Pass sees clear sky with a high of 32 °C and a low of 12 °C.

How hot will it be in Grants Pass tomorrow?

Tomorrow's high in Grants Pass is forecast at 34 °C with overcast.

Is it windy in Grants Pass today?

No, not especially; gusts only reach up to 34 km/h today.

What is the UV index in Grants Pass today?

The UV index peaks at 8 today, which is very high.

What time is sunrise and sunset in Grants Pass today?

The sun rises at 05:36 and sets at 20:53 local time.

Is the air quality in Grants Pass good today?

Air quality is good right now, with a US AQI reading of 46.