TODAY AUG15
TEMPERATURE76
HUMIDITY76
PRESSURE29.98
WIND COND.230 5.8
  • 8668Wed70%
  • 8268Thu70%70%
  • 8366Fri50%30%
  • 8264Sat
  • 8364Sun
daynightWeather update from Toledo - Toledo Executive Airport at

Helena Average Weather

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January19°F35°F27°F2.0"
February19°F35°F27°F1.8"
March29°F49°F38°F2.9"
April40°F62°F50°F3.6"
May51°F74°F62°F3.8"
June61°F83°F71°F4.1"
July64°F86°F75°F4.2"
August63°F84°F73°F3.7"
September56°F77°F66°F3.6"
October45°F65°F54°F2.5"
November34°F52°F43°F2.6"
December25°F40°F32°F2.6"

Did you know?

  • The highest monthly average temperature in Helena for July is 75 degrees.
  • The lowest monthly average temperature in Helena for January is 27 degrees.
  • The most monthly precipitation in Helena occurs in July with 4.2 inches.
  • The air quality index in Helena is 27% better than the national average.
  • The pollution index in Helena is 52% better than the national average.

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Compare Helena, OH Weather To Other Cities

Helena air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexHelenaOhioNational
Air quality index364050
Pollution index2,402,5806,740,0015,066,862

Helena air quality information

MeasurementTotal
Days measured350
Days with good air quality292
Days with moderate air quality58
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Helena air quality information

PollutantTotal
Arsenic0.001%
Benzene0.020%
Carbon Tetrachloride0.005%
Lead0.020%
Mercury0.003%

Average monthly Helena temperature with heat index

Helena monthly precipitation with daily maximum

Helena monthly snow depth with daily maximum

Helena monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Ballville, OH2,8813628%
Bradner, OH9593628%
Fostoria, OH13,3973628%
Green Springs, OH1,6373628%
Luckey, OH9133628%
Helena, OH2823628%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Sanborn, MN2823530%
New Haven CDP (Huron County), OH282548%
Markleysburg, PA2823236%
Winkelman, AZ282468%
Bode, IA2821864%
Helena, OH2823628%
Source: The Helena, OH weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.