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Rochester air quality

Minnesota, United States · Chicago time · 44.02°, -92.47°

Current conditions · 6:45 AM local

Current conditions in Rochester

54°F

Overcast

Feels like 56°F

Humidity
67%
Wind
1 mph NNE
Gusts
5 mph
UV index
0
Visibility
15.5 mi

Air quality

20

Good

US AQI · European AQI 16

Air quality in Rochester is currently good, with a US AQI of 20 (European AQI 16). The dominant pollutant right now is ozone. Air quality is healthy; no precautions needed. Fine particulate matter (PM2.5) measures 6.9 µg/m³.

Pollutants

PM2.5
6.9 µg/m³
PM10
7.2 µg/m³
Ozone (O₃)
39 µg/m³
NO₂
8.9 µg/m³
SO₂
0.3 µg/m³
CO
116 µg/m³
Dust
0 µg/m³

AQI computed from the CAMS air quality model via Open-Meteo. Bands follow the US EPA scale.

Right now

Conditions in Rochester at the moment: overcast, 12 °C. It feels close to the actual reading at 12 °C. Wind is from the NNE at 2 km/h. Humidity stands at 85% with sea-level pressure near 1014 hPa.

At a glance

Today

77° / 52°

Overcast

Tomorrow

77° / 53°

Overcast

Upcoming · to Saturday

77° / 52°

Highs 77°, lows 52°. The most active day looks like Tuesday, when rain chances peak at 69%.

Next 3 days

Expect overcast today, between 11 °C and 25 °C. Expect overcast tomorrow, between 12 °C and 25 °C. Tuesday looks like moderate drizzle; temperatures run from 14 °C up to 25 °C. Rain chance peaks at 69% with around 2 mm possible.

Today

Sun, Jun 21

Overcast

77°52°

Rain chance
7%
Precip
0 in
Max wind
10 mph

Tomorrow

Mon, Jun 22

Overcast

77°53°

Rain chance
1%
Precip
0 in
Max wind
8 mph

Tuesday

Tue, Jun 23

Moderate drizzle

76°56°

Rain chance
69%
Precip
0.1 in
Max wind
13 mph

Next 48 hours

  1. 12 AM59°0%4 mph
  2. 1 AM58°0%4 mph
  3. 2 AM56°0%3 mph
  4. 3 AM55°0%2 mph
  5. 4 AM54°0%1 mph
  6. 5 AM53°0%1 mph
  7. 6 AM52°0%4 mph
  8. 7 AM56°0%2 mph
  9. 8 AM62°0%5 mph
  10. 9 AM66°0%7 mph
  11. 10 AM69°0%9 mph
  12. 11 AM72°0%10 mph
  13. 12 PM74°1%10 mph
  14. 1 PM75°2%9 mph
  15. 2 PM76°3%8 mph
  16. 3 PM77°3%6 mph
  17. 4 PM76°7%6 mph
  18. 5 PM76°7%7 mph
  19. 6 PM75°6%8 mph
  20. 7 PM74°6%8 mph
  21. 8 PM71°2%7 mph
  22. 9 PM68°1%3 mph
  23. 10 PM65°0%2 mph
  24. 11 PM63°0%1 mph
  25. 12 AM61°0%5 mph
  26. 1 AM60°0%7 mph
  27. 2 AM59°0%6 mph
  28. 3 AM57°0%4 mph
  29. 4 AM55°0%4 mph
  30. 5 AM54°0%4 mph
  31. 6 AM53°0%4 mph
  32. 7 AM57°0%5 mph
  33. 8 AM62°0%6 mph
  34. 9 AM65°0%7 mph
  35. 10 AM68°0%8 mph
  36. 11 AM71°0%8 mph
  37. 12 PM73°0%8 mph
  38. 1 PM75°0%8 mph
  39. 2 PM76°0%7 mph
  40. 3 PM76°0%6 mph
  41. 4 PM77°1%7 mph
  42. 5 PM76°1%8 mph
  43. 6 PM75°0%8 mph
  44. 7 PM75°0%6 mph
  45. 8 PM72°0%5 mph
  46. 9 PM67°0%5 mph
  47. 10 PM64°0%5 mph
  48. 11 PM62°0%4 mph

In depth

Rochester starts the period under overcast, with the mercury at 12 °C and a feels-like of 12 °C. Today's forecast calls for overcast, topping out near 25 °C before falling back to 11 °C overnight. Winds blow mainly from the E around 16 km/h, with gusts up to 23 km/h. Daytime highs hold fairly steady this week, staying within 23 to 25 °C. Rain is in the picture on Tuesday, Wednesday, with roughly 8 mm expected in total across the week. Tomorrow brings overcast with a high of 25 °C and a 1% chance of precipitation. Sunrise comes at 05:27 and sunset at 20:56, giving 15.5 hours of daylight. Current humidity sits at 85% with pressure near 1014 hPa. Looking further out, Thursday shows overcast with a high around 23 °C, while Saturday ends the week at 25 °C. Forecast details are refreshed throughout the day as new model runs arrive, so check back for the latest figures.

Sun & UV

Sunrise
5:27 AM
Sunset
8:56 PM
Daylight
15h 29m
Max UV
5.7 Moderate

Wind

Wind
1 mph
Gusts
5 mph
Direction
NNE (27°)

Farming weather

Soil temperatures today read surface 14.6 °C, 6 cm 17.5 °C, 18 cm 17.7 °C, 54 cm 15.5 °C. Soil moisture sits at 0-1 cm at 0.21 m³/m³, 3-9 cm at 0.22 m³/m³, 27-81 cm at 0.23 m³/m³. For maize, the root-zone reading is within the ideal 0.2-0.35 m³/m³ band. Reference evapotranspiration totals 34 mm against only 8 mm of expected rain — a 26 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. Projected growing degree days over the next week: maize 62, wheat 100.

Topsoil moisture
0.23 m³/m³
Soil temp
54°F
ET₀ today
5.17 mm
Spray window
~5:00
Rain (next 7d)
0.3 in
Wind
1 mph
Humidity
67%

Full farming outlook for Rochester

Advisory summary

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

All data for Rochester
Every forecast variable for Rochester with human-readable labels
VariableValue
CityRochester, Minnesota, United States
Coordinates44.02163, -92.4699
Elevation312 m
TimezoneAmerica/Chicago
Population112,225
Observed at (local)6:45 AM
Temperature (2 m)54°F
Apparent temperature56°F
Relative humidity (2 m)67%
Dew point (2 m)48°F
Precipitation (last hour)0 in
Rain0 in
Showers0 in
Snowfall0 in
Weather code (WMO)3
Cloud cover100%
Surface pressure28.8 inHg
Sea-level pressure29.9 inHg
Wind speed (10 m)1 mph
Wind gusts (10 m)5 mph
Wind direction (10 m)27° (NNE)
Visibility15.5 mi
UV index0
Day / nightDay
Today max / min77°F / 52°F
Today feels-like max / min77°F / 50°F
Today precipitation sum0 in
Today rain sum0 in
Today snowfall sum0 in
Today max precip probability7%
Today max wind / gusts10 mph / 14 mph
Dominant wind direction87° (E)
Sunrise / sunset5:27 AM / 8:56 PM
Daylight duration15h 29m
Sunshine duration9h 06m
Max UV index5.7
Reference evapotranspiration (ET₀)5.17 mm
Topsoil moisture (0–1 cm)0.23 m³/m³
Surface soil temperature54°F
US AQI20
European AQI16
PM2.56.9 µg/m³
PM107.2 µg/m³
Ozone (O₃)39 µg/m³
Nitrogen dioxide (NO₂)8.9 µg/m³
Sulphur dioxide (SO₂)0.3 µg/m³
Carbon monoxide (CO)116 µg/m³
Dust0 µg/m³

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Frequently asked questions

Will it rain in Rochester tomorrow?

Rain is unlikely in Rochester tomorrow; the precipitation chance stays around 1%.

What is the temperature in Rochester today?

Today Rochester sees overcast with a high of 25 °C and a low of 11 °C.

How hot will it be in Rochester tomorrow?

Tomorrow's high in Rochester is forecast at 25 °C with overcast.

Is it windy in Rochester today?

No, not especially; gusts only reach up to 23 km/h today.

What is the UV index in Rochester today?

The UV index peaks at 6 today, which is moderate.

What time is sunrise and sunset in Rochester today?

The sun rises at 05:27 and sets at 20:56 local time.

Is the air quality in Rochester good today?

Air quality is good right now, with a US AQI reading of 20.