Timnath, Colorado Weather
Granite bones emerge from cover. Day 50 of autumn. Read this microseason across nine climate regions →
Timnath weather forecast — hour by hour, 7-day outlook, NOAA radar
Conditions updated 2:28 PM MST · Open-Meteo
- TodayNov 10Clear later——72°32°—
- WednesdayNov 11Clear——64°36°-8°
- ThursdayNov 12Partly Cloudy——66°33°+2°
- FridayNov 13Overcast——64°46°-2°
- SaturdayNov 14Light Drizzle11%—49°40°-15°
- SundayNov 15Light Snow17%0.31″47°37°-2°
- MondayNov 16Overcast——50°39°+3°
Air quality now AQI 51 · Moderate
AQI 51 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 8.0 µg/m³ (AQI 44) with a 0.69 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in stagnant air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 43 now. With UV 1.4 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 7.
- Present
- AQI 43
- UV peak
- 1.4 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 7
PM × Wind × Precip
PM2.5 at 8.0 µg/m³ (AQI 44) with a 0.69 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in stagnant air, not road dust.
- PM2.5/PM10
- 0.69
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
When the wind is in the west, the weather is at its best.
- Moonrise
- 8:25 AM
- Moonset
- —
- In sign
- ♐︎ Sagittarius
Granite bones emerge from cover
Read this microseason across nine climate regions →
All 72 microseasons on the year wheel →
Timnath at a glance
- Today vs. normal: Today averages 52°F (high 72°F, low 32°F), 11°F above the 41°F normal for Nov 10
- Last frost: May 3 (1991–2020 median, NOAA station 7 km away)
- Microseason: Nov 6–10
16-Day Forecast — Timnath
- Tue71°32°0%
- Wed64°36°2%
- Thu66°33°1%
- Fri64°46°0%
- Sat49°40°11%
- Sun47°37°17%
- Mon50°39°2%
- Tue54°40°18%
- Wed52°41°29%
- Thu45°32°20%
- Fri35°28°50%
- Sat42°26°37%
- Sun42°18°6%
- Mon38°17°6%
- Tue56°30°13%
- Wed54°39°16%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Post-frost dormancy
As of November 10, the season's first frost (typically October 6) is due or past. Bring frost-tender plants indoors, mulch overwintering beds, and turn spent plantings under. This city's planting calendar lists nothing to plant or harvest in November.
Sun & seasons in Timnath
Timnath sits in Larimer County, where the year’s longest day runs 15h 4m of daylight and its shortest just 9h 16m — a swing of +5h 48m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.
Denver, the state’s largest city, lies about 54 miles to the S. The nearest town Timnath tracks is Fort Collins, roughly 6 miles to the W.
Air quality in Timnath
Air quality in Timnath’s county has held roughly steady since 2020; its cleanest year on record was 2020 (median AQI 49).
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| April | lettuce, peas, spinach, radishes | — |
| May | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, spinach, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, spinach, radishes |
| July | beans, squash, fall brassicas, carrots | lettuce, peas, spinach, beans, summer squash, garlic |
| August | garlic (overwinter) | tomatoes, peppers, beans, summer squash, garlic |
| September | garlic (overwinter) | tomatoes, peppers, beans, summer squash, winter squash, fall brassicas, carrots |
| October | — | fall brassicas, carrots |
A year in weather
Timnath peaks at about 73°F in July and bottoms near 31°F in December; May brings the heaviest rain (2.7 inches) and January the least (0.4 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 32° | 0.4″ | 2 |
| February | 34° | 0.5″ | 2 |
| March | 42° | 1.3″ | 3 |
| April | 49° | 2.1″ | 5 |
| May | 58° | 2.7″ | 6 |
| June | 67° | 1.9″ | 4 |
| July | 73° | 1.6″ | 4 |
| August | 71° | 1.4″ | 3 |
| September | 63° | 1.4″ | 3 |
| October | 50° | 1.3″ | 3 |
| November | 39° | 0.7″ | 2 |
| December | 31° | 0.5″ | 2 |
Regional context
Similar climates Windsor, CO, Severance, CO, Fort Collins, CO
Drawing on NOAA NCEI 1991-2020 normals, Timnath's January averages 32°F and July 73°F — 41°F apart — while precipitation totals roughly 15.9 inches over some 37 days.
Summer convection drives Timnath's precipitation: May logs 2.7 inches on 5.8 rainy days, against January's 0.4 inches on 1.6 — warm-season storms carry Timnath's moisture. That puts Timnath in a summer-convective cohort with places like Windsor, CO, Severance, CO and Fort Collins, CO.
The cool-season window in Timnath starts at May 3, when nights stop freezing — think peas, lettuce, spinach, and radishes. Warm-soil crops in Timnath wait about two weeks past Timnath's last frost, once the soil warms. Timnath's window closes around October 6 as Timnath's overnight lows return below freezing. In about half of years, Timnath's last freeze comes after May 3.
Similar climates: Windsor, CO, Severance, CO, Fort Collins, CO, Loveland, CO, Wellington, CO.
Frequently asked
- When does it freeze in Timnath?
- Timnath's last spring frost lands near May 3, and in Timnath the first fall frost follows around October 6.
- What is the rainy season in Timnath?
- Timnath sees its heaviest rain in May (around 2.7 inches), part of roughly 16 inches a year.
- What is the warmest month in Timnath?
- On average July tops the year in Timnath at about 73°F.
- What is the coldest month in Timnath?
- The coldest stretch in Timnath falls in December, around 31°F on average.
- When can I start a vegetable garden in Timnath?
- In Timnath, sow peas and hardy greens around May 3; Timnath's tomatoes and peppers wait two weeks more.
- How many rainy days does Timnath get?
- Timnath averages about 37 days with measurable rain or snow each year.
- What hardiness zone is Timnath?
- Since December in Timnath averages 31°F, Timnath's USDA zone follows that floor — confirm it by ZIP.
- What is the 10-day forecast for Timnath?
- Timnath's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Timnath?
- See this week's day-by-day rain chances for Timnath in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Timnath?
- Current conditions for Timnath and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Timnath forecast updated?
- The Timnath forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Timnath?
- Today's sunrise and sunset times for Timnath are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Timnath?
- The next few days in Timnath's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Timnath sits at 40.5°N; its climate zone is cold semi-arid (Köppen approximation).
ZIP codes in Timnath
- 80524
- 80547