Record-breaking temperatures will be the story this week in the Front Range, though there’s plenty more to discuss. While a brief cooldown is on the way Tuesday, it comes with a catch—a chance for severe storms, depending on how quickly low clouds clear up. Then, just as we get a break, another scorching heatwave arrives on Thursday through the upcoming weekend, with several days of triple-digit temperatures that will shatter records. Let’s dive into the details.
Category: Climatology (Page 8 of 65)
These posts contain information about the long-term weather patterns of Boulder County. Potential topics may include 30-day weather outlooks, El Nino/La Nina, and seasonal forecasts. You will find less about the day-to-day weather, with more focus on longer trends and patterns.
Get ready for a classic early summer setup—plenty of warmth, a hint of storm potential, a bit of wildfire smoke, and maybe even the year’s first 90-degree day(s) for the Front Range. While the week starts off dry and sunny, a few scattered storms will make an appearance midweek, adding a little variety to the forecast. By the weekend, the heat cranks up as a strong ridge sends hot air northward into Colorado.
May 2025 brought cool, rainy days to the Front Range, nurturing lush, green landscapes ahead of what is expected to be a hot and dry summer. The month also featured striking weather events, including a few picturesque tornadoes nearby and multiple rounds of snow blanketing the high Foothills. Here’s a quick and colorful graphical recap of our weather during May and how it relates to climatology.
As we step into the first full week of June, get ready for more cool and wet weather in the Front Range! A promising rain event kicks off the week Monday afternoon through midday Tuesday, with a cold front bringing much cooler temperatures and widespread showers and storms. Rain chances will linger through much of the week ahead, though uncertainty remains on exactly how things will unfold from midweek onwards. Expect highs to drop from the 80s Monday into the 50s Tuesday, and continue to run below average the rest of the week. If you were hoping for a dry stretch for early June, you might need to adjust your plans—keep those umbrellas handy!
As we roll briskly into Memorial Day weekend, the forecast is shaping up to be a mix of weather conditions across the Front Range. Thursday and Friday will be pleasant, but by the weekend, a slow-moving weak storm system will shake things up, bringing cooler temperatures and a higher chance of showers and thunderstorms, including some severe risk. If you’ve got outdoor plans, definitely stay weather-aware, but don’t let a little rain spoil the holiday fun! Continue reading
This content requires a subscription to BoulderCAST Premium.
Sunday’s storms brought a slew of severe weather to northeast Colorado, including a photogenic tornado east of Denver. This week will be relatively quiet, but there is still plenty to discuss. Monday will stay cool and showery, but drier and warmer weather is on-tap for the rest of the week. However, a weekend trough will threaten to shake things up again—could the Memorial Day Weekend forecast include stormy skies? Read on for all the details.
Get ready for a preview of summer! Near-record heat will kick off the week across the Front Range, with highs soaring towards the mid to upper 80s. These temperatures could tie or break existing records, making for a sizzling start to the week. But don’t worry—relief is already on the way! A mostly dry cold front will roll through around midweek, cooling things down to more seasonable levels. While a few stray showers might pop up later in the week, the better chance for wet weather arrives over the upcoming weekend.
Live View of Boulder
Current Conditions
Live Radar
Recent Premium Posts
This Week in Colorado Weather: December 15, 2025
The Front Range has been defined by relentless warmth, gusty winds, and bone‑dry …
BoulderCAST Daily – Sun 12/14/25 | A warmup after the chilly yesterday afternoon
🌡️ Warmth Returns with no sight of snow: Highs return close to 60 …
Announcing the 2025 First Snowfall Contest Winners
Apologies for the delay, but with Boulder’s record-shattering latest first snow of the …
3-Day Forecast
Trending Content
© 2025 Front Range Weather, LLC