Palmyra, Utah Weather
Monsoon storms drench the south. Day 15 of summer. Read this microseason across nine climate regions →
Palmyra weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Partly Cloudy——91°59°—
- SundayJul 5Overcast——95°65°+4°
- MondayJul 6Overcast——97°67°+2°
- TuesdayJul 7Overcast——99°65°+2°
- WednesdayJul 8Overcast——101°65°+2°
- ThursdayJul 9Clear——96°61°-5°
- FridayJul 10Clear——100°59°+4°
AQI 90 (Moderate), driven by Ozone. AQI up 49 in the last 6 hours — air quality is degrading. Ozone at AQI 90. Overcast through the UV peak window (cloud cover ~79%) — afternoon ozone should stay flat.
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 90. Overcast through the UV peak window (cloud cover ~79%) — afternoon ozone should stay flat.
- Present
- AQI 90
- UV peak
- 0.6 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 11
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).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:46 PM
- Moonset
- 11:43 AM
- In sign
- ♓︎ Pisces
Monsoon storms drench the south
Palmyra at a glance
- Today vs. normal: 15°F above the seasonal normal for this latitude
- Last frost: April 17 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Palmyra
- Sat91°59°0%
- Sun95°65°1%
- Mon97°67°8%
- Tue99°65°8%
- Wed101°65°1%
- Thu96°61°1%
- Fri100°59°0%
- Sat105°61°3%
- Sun109°67°5%
- Mon109°68°9%
- Tue111°70°12%
- Wed111°72°13%
- Thu109°69°13%
- Fri109°67°13%
- Sat103°67°18%
- Sun100°67°19%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — Palmyra
SPC includes Palmyra in the general thunderstorm area day after tomorrow — no severe risk, but storms are possible.
- TODAYNONENo severe risk
- TOMORROWNONENo severe risk
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.
Microseason · July 1–5
Monsoon storms drench the south
Monsoon established in southern Mountain West (New Mexico, southern Utah, Arizona north); afternoon downpours and lightning common.
Day 186 of 365 · Wedge 37 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
Palmyra's warmest month is July (~81°F mean) and its coldest is December (~26°F). Rainfall peaks in March (2.3 inches) and bottoms out in June (0.4 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 27° | 2.1″ | 15 |
| February | 31° | 1.8″ | 15 |
| March | 37° | 2.3″ | 19 |
| April | 46° | 2.0″ | 17 |
| May | 58° | 1.3″ | 14 |
| June | 72° | 0.4″ | 6 |
| July | 81° | 0.7″ | 7 |
| August | 79° | 0.7″ | 8 |
| September | 68° | 1.0″ | 8 |
| October | 53° | 1.2″ | 8 |
| November | 37° | 2.1″ | 14 |
| December | 26° | 2.1″ | 16 |
Frequently asked
- When does it freeze in Palmyra?
- In Palmyra, expect the last spring frost near mid-April; Palmyra's first autumn frost comes around mid-November.
- What is the rainy season in Palmyra?
- Rainfall in Palmyra peaks in March near 2.3 inches, out of about 18 inches annually.
- What is the warmest month in Palmyra?
- Palmyra peaks in July, when the mean runs near 81°F.
- What is the coldest month in Palmyra?
- December is Palmyra's coldest month, averaging about 26°F.
- When can I start a vegetable garden in Palmyra?
- Hardy spring crops go in near mid-April in Palmyra; tender peppers and squash wait 10–14 days.
- How many rainy days does Palmyra get?
- Palmyra averages about 148 days with measurable rain or snow each year.
- What hardiness zone is Palmyra?
- Because Palmyra bottoms near 26°F in December, that winter low sets Palmyra's USDA zone — verify by ZIP.
- What is the 10-day forecast for Palmyra?
- Palmyra'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 Palmyra?
- See this week's day-by-day rain chances for Palmyra in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Palmyra?
- Current conditions for Palmyra and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Palmyra forecast updated?
- The Palmyra forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Palmyra?
- Today's sunrise and sunset times for Palmyra 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 Palmyra?
- The next few days in Palmyra's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Set in a cold semi-arid zone, Palmyra, Utah swings from 27°F in the heart of winter to 81°F at midsummer — a 54°F arc.
Palmyra sees close to 18 inches of precipitation annually, falling across some 148 wet days.
Palmyra's 54°F range, set by its 40.1°N position, drives frost timing and what thrives in Palmyra.
ZIP codes in Palmyra
- 84660