Harrisville, Utah Weather
Paintbrush crowns the ridges. Day 88 of spring. Read this microseason across nine climate regions →
Harrisville weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 15Overcast——86°56°—
- TuesdayJun 16Overcast——90°61°+4°
- WednesdayJun 17Clear——88°62°-2°
- ThursdayJun 18Mostly Clear——85°57°-3°
- FridayJun 19Overcast——94°62°+9°
- SaturdayJun 20Overcast——89°61°-5°
- SundayJun 21Overcast——85°57°-4°
AQI 39 (Good), driven by PM2.5. AQI down 7 over the last 6 hours (gradual decline). PM2.5 at 8.2 µg/m³ (AQI 46) with a 0.79 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm 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 31 now. With UV 3.7 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 15 around 1 PM.
- Present
- AQI 31
- UV peak
- 3.7 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 15
PM × Wind × Precip
PM2.5 at 8.2 µg/m³ (AQI 46) with a 0.79 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.79
- 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).








































A summer fog for fair, a winter fog for rain.
- Moonrise
- 5:59 AM
- Moonset
- 9:24 PM
- In sign
- ♋︎ Cancer
Paintbrush crowns the ridges
Harrisville at a glance
- Today vs. normal: 6°F below the seasonal normal for this latitude
- Last frost: April 24 (climatological average for this latitude)
- Microseason: Jun 11–15
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
16-Day Forecast — Harrisville
- Mon87°56°0%
- Tue90°61°0%
- Wed88°62°0%
- Thu85°57°0%
- Fri94°62°2%
- Sat89°61°6%
- Sun85°57°6%
- Mon91°61°1%
- Tue98°63°1%
- Wed98°65°0%
- Thu90°61°0%
- Fri85°60°3%
- Sat85°64°3%
- Sun91°58°3%
- Mon98°62°6%
- Tue100°67°10%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Warm-season window is open
As of June 15, the last spring frost has passed for most years. Transplant tomatoes, peppers, eggplants, basil, and cucurbits (cucumbers, squash, melons) now. Direct-sow beans and corn into warm soil.
Microseason · June 11–15
Paintbrush crowns the ridges
Alpine wildflower wave accelerates; paintbrush and columbine peak in high meadows as daylight reaches its maximum.
Day 166 of 365 · Wedge 33 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | lettuce, peas, spinach, radishes | — |
| May | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
In Harrisville, July runs warmest near 79°F and December coldest around 26°F, while March is the wettest month (2.5 inches) and June the driest (0.6 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 26° | 2.1″ | 16 |
| February | 30° | 2.0″ | 13 |
| March | 36° | 2.5″ | 16 |
| April | 45° | 2.4″ | 17 |
| May | 57° | 2.1″ | 14 |
| June | 68° | 0.6″ | 6 |
| July | 79° | 0.6″ | 5 |
| August | 77° | 0.7″ | 5 |
| September | 66° | 1.1″ | 6 |
| October | 51° | 1.5″ | 8 |
| November | 36° | 2.2″ | 14 |
| December | 26° | 2.4″ | 18 |
Regional context
By the nearest station's NOAA NCEI 1991-2020 normals, Harrisville sees 26°F Januarys and 79°F Julys, a 53°F range, plus around 20.1 inches of precipitation across 139 days.
Cool-season fronts carry Harrisville's rain: March logs 2.5 inches on 16.1 days, against June's 0.6 inches on 5.8 — winter does the heavy lifting in Harrisville. That groups Harrisville with places like North Ogden, UT, Farr West, UT and Pleasant View, UT on the same cool-season storm track.
The cool-season window in Harrisville starts at mid-April, when nights stop freezing — think kale, peas, spinach, and parsnips. Warm-soil crops in Harrisville wait about two weeks past Harrisville's last frost, once the soil warms. Harrisville's window closes around mid-November as overnight lows return below freezing. In Harrisville, low spots run 4-7°F colder than nearby slopes, nudging Harrisville's frost dates a week.
Similar climates: North Ogden, UT, Farr West, UT, Pleasant View, UT, Marriott-Slaterville, UT, Ogden, UT.
Frequently asked
- When does it freeze in Harrisville?
- Frost typically leaves Harrisville by mid-April and returns to Harrisville near mid-November.
- What is the rainy season in Harrisville?
- March is the wettest month in Harrisville, about 2.5 inches on average; the year totals roughly 20 inches.
- What is the warmest month in Harrisville?
- July is Harrisville's warmest month, averaging about 79°F.
- What is the coldest month in Harrisville?
- Harrisville bottoms out in December, with a mean near 26°F.
- When can I start a vegetable garden in Harrisville?
- Frost-hardy sowings begin at mid-April in Harrisville; warm-season starts follow two weeks on.
- How many rainy days does Harrisville get?
- Expect roughly 139 wet days a year in Harrisville.
- What hardiness zone is Harrisville?
- Harrisville sits in the USDA zone set by December lows near 26°F; the USDA ZIP tool gives the band.
- What is the 10-day forecast for Harrisville?
- Harrisville'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 Harrisville?
- See this week's day-by-day rain chances for Harrisville in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Harrisville?
- Current conditions for Harrisville and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Harrisville forecast updated?
- The Harrisville forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Harrisville?
- Day length in Harrisville peaks around the June solstice — earliest sunrise and latest sunset — and is shortest near the December solstice.
- How accurate is the weather forecast for Harrisville?
- The next few days in Harrisville's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Harrisville, Utah has a cold semi-arid climate: January averages roughly 26°F, July about 79°F, 53°F between them.
In a typical year Harrisville records about 20 inches of precipitation on around 139 days.
Latitude 41.3°N gives Harrisville its 53°F swing, and with it the rhythm of Harrisville's growing season.
ZIP codes in Harrisville
- 84404
- 84414