The answer may surprise you. Temperatures in the 90s occur from June to September, including on about half of July days. Would be nice to see and hear some context for public information and education. The National Weather Service in Boulder said the city's had exactly 90 days of 100-plus degrees since 1872 (and June's had 16 since that time). That count ties with 2002. We've had 1 day below normal, 1 day at normal. It’s somewhat unusual not to have a triple digit day in Denver specially when temperatures have been so hot overall. #cowx #4wx @CBSDenver @ChrisCBS4 @DaveCBS4 @LaurenCBS4 pic.twitter.com/WXu6UhKRZg, — Ashton Altieri (@AshtonCBS4) August 17, 2020. For example, on a day when the mean outdoor dry-bulb temperature is 35°F, there would be 30 degree-days … EXTREME HOT TEMPERATURES (100 degrees or warmer, 1872 - 2012) 102 June 23, 1954 102 June 27, 1990 102 June 29, 1990 102 June 30, 1990 100 June 25, 1991 CalWood Fire in Boulder County up to 76% containment, Here's a look at all the wildfires burning in Colorado right now, Douglas County, Jeffco, Aurora Public Schools closed Monday due to snow, road conditions, Bitter cold, snow continue Monday morning across Colorado, Chiefs barely need Mahomes while clobbering error-prone Broncos, 43-16, Welcome to the new Ball Arena | Locked On Avalanche Podcast. Degree days are measured relative to a base of 65°F(18°C). High temperatures are expected to stay above 90 degrees through the upcoming weekend. While hot weather is in the forecast, we may not reach 100 degrees this season. Denver could break the record high of 99 degrees on Thursday. We're more than half way through August. There will be a chance for isolated, wind-producing thunderstorms Wednesday evening with localized wind gusts up to 50 mph. Denver's high temperature on Thursday will be 97 degrees to 102 degrees. It's not a guarantee that we'll reach 100 every summer. That's less than 1% of the time. On average, the thermometer hits 100 degrees Fahrenheit just one day in July. Plotted on the map is the average number of days with 100-degree heat annually across the Lower 48 from 1981-2015. Denver should reach at least 95 degrees on Monday but should stay below 100 degrees and probably stay below the record as well which is 97 degrees set on August 17, 2002. A hazy sky does not always mean ozone is high. CalWood Fire in Boulder County up to 76% containment, Here's a look at all the wildfires burning in Colorado right now, Douglas County, Jeffco, Aurora Public Schools closed Monday due to snow, road conditions, Bitter cold, snow continue Monday morning across Colorado, Chiefs barely need Mahomes while clobbering error-prone Broncos, 43-16, Welcome to the new Ball Arena | Locked On Avalanche Podcast, The National Weather Service in Boulder said, Ways to save big at Water World this summer. Temperatures are expected to reach well into the 90s again on Monday which will break the tie and with high temperatures expected to stay in the 90s in Denver through Friday, the city should be tied with 2000 for second place at the end of the week. Mean number of days with a Maximum Temperature 90°F or more. It only takes a few simple steps to get better air. So weather, including thunderstorms and wind gusts, will mix those ingredients out and reduce our ground ozone levels. COLORADO, USA — Temperatures are forecast to soar into the middle 90s by the end of the work week. ... the end of the year and will far surpass the 48 days at or above 90 degrees we experienced in 2019. For what it's worth, the record for June 27 is 102 degrees - but that won't be threatened. The metro will likely break a record tomorrow when we're already looking at forecasted temperatures over 100 degrees as a high-pressure ridge holds over the southern U.S. Our air quality has not been improving fast enough to meet the EPA's lowering standards for ozone. And if the month were to end right now, this would be the hottest August on record in Denver. We've reached 100 degrees at least once for the last three years, but in 2015, we didn't reach it at all. Thursday will be the hottest day of the week. ... (“For Year Ending: XXX”). Colorado Weather: Potent Storm Prompts Winter Weather Alerts For Entire State, Snow Helps Slow Spread Of East Troublesome Fire, Draft Horse, Donkey Released During Wildfire Found 'Singed And Hungry, But Healthy', Accumulating Snowfall Mostly Done On Colorado's Front Range, See Monday a.m. There are a few ingredients that work together to bring us an unhealthy ozone level. Snow Totals, Denver Weather: Arctic Blast With Snow And Record Cold On Sunday, Seven First Responders In Grand Lake Lose Homes To East Troublesome Fire, Snowy Roads And Highways Plagued With Crashes Sunday; CDOT Urges Drivers To Stay Home Monday, Snow Causes Closures On I-25 And U.S. 287 Sunday Morning, Denver Weather: Record Lows Set Nearly 100 Years Ago May Fall By Tuesday. Heating Degree Days are a measure of the coldness of the weather experienced, based on the extent to which the daily mean temperature falls below a reference temperature (65° F). Denver reached 96 degrees on Sunday which was the 56th day this year with a high temperature at or above 90 degrees. Winters are much cooler. 9NEWS meteorologist Becky Ditchfield said we have to hope for cloud cover earlier if we want temperatures to lower on Thursday - the earlier the cloud cover rolls in the earlier the city cools off. I did not see any reference to the annual average temperature for Denver – still under by several marks of the 1934 heat and drought. Denver usually gets a taste of scorching hot weather each year. ©2020 CBS Broadcasting Inc. All Rights Reserved. The current record is 99 degrees, set in 1986. Degree days measure the amount of heating or cooling necessary at your property. Ground level ozone occurs when warm temperatures and sunshine react with nitrogen oxide and volatile organic compounds (VOC's) from things like cars and places like power plants. Provided you fit this description, you will probably find most of the options above to be fairly self explanatory (the less-obvious regression options have separate instructions).However, we suggest you read the tips below as they do cover some important points. In fact, the percentage is so low, it counts for less than one day per year. Hot weather all summer has pushed this year into the Top 5 list of 90 degree days in Denver. That's according to the National Weather Service, which tweeted that Denver has gotten temperatures above 100 degrees during 41 of the last 147 years. Days of Hot Weather in Denver. and 14 days far above normal. Monday will be the seventh consecutive day with highs in the 90s and if the month of August were to end now, this would be the hottest August on record with an average temperature (highs and lows together) of 77.1 degrees. Visibility is expected to be moderate and air quality unhealthy for sensitive groups, especially along the southern and western portions of the metro area. We've been keeping weather records since 1872, and since then, Denver has only seen 89 days where the high soared to 100 degrees or above. The last time we were that hot was June 28 and 29. We've been keeping weather records since 1872, and since then, Denver has only seen 89 days where the high soared to 100 degrees or above.