Imlay, Nevada climate: Normal weather by month, frost dates and records
Imlay's normal year runs from 18°F December nights to 92°F July afternoons, with 8.4 inches of precipitation and 12 inches of snow a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 10.2°C, December lows of −8°C, July highs of 33°C, 213 mm of precipitation a year.
- NOAA stationImlay
- Station IDUSC00263957
- Location40.66°N 118.16°W
- Elevation4,260 ft (1,298 m)
- Population (census place)121
On October 23, the normal high in Imlay is 63°F and the normal low 30°F, and the chance of measurable rain or snow is 13%.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Imlay.
- Jan 42° 20°
- Feb 48° 23°
- Mar 56° 28°
- Apr 62° 33°
- May 71° 42°
- Jun 82° 50°
- Jul 92° 58°
- Aug 90° 54°
- Sep 81° 45°
- Oct 67° 33°
- Nov 52° 24°
- Dec 41° 18°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like in Imlay each month?
July is the warmest month, with normal highs of 92°F; December the coldest, with normal lows of 18°F. The most precipitation falls in March (1.16 in), the least in August (0.19 in).
| Month | High | Low | Mean | Precip. | Snow | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|---|
| January | 42°F | 20°F | 30.7°F | 0.92 | 2.9 | 7 | <1 | 29 | 9 h 30 min |
| February | 48°F | 23°F | 35.3°F | 0.83 | 1.2 | 7 | <1 | 25 | 10 h 40 min |
| March | 56°F | 28°F | 42.0°F | 1.16 | 1.8 | 6 | <1 | 22 | 11 h 50 min |
| April | 62°F | 33°F | 47.3°F | 0.96 | 0.8 | 7 | <1 | 14 | 13 h 10 min |
| May | 71°F | 42°F | 56.4°F | 1.08 | 0.0 | 7 | 1 | 3 | 14 h 20 min |
| June | 82°F | 50°F | 65.8°F | 0.56 | 0.0 | 3 | 8 | <1 | 15 h |
| July | 92°F | 58°F | 74.8°F | 0.20 | 0.0 | 2 | 23 | <1 | 14 h 50 min |
| August | 90°F | 54°F | 71.9°F | 0.19 | 0.0 | 2 | 21 | <1 | 13 h 50 min |
| September | 81°F | 45°F | 62.6°F | 0.27 | 0.0 | 2 | 6 | 2 | 12 h 30 min |
| October | 67°F | 33°F | 49.6°F | 0.63 | 0.0 | 4 | <1 | 15 | 11 h 10 min |
| November | 52°F | 24°F | 37.7°F | 0.66 | 0.8 | 4 | <1 | 25 | 10 h |
| December | 41°F | 18°F | 29.4°F | 0.93 | 4.1 | 7 | <1 | 29 | 9 h 20 min |
| Year (annual) | 65°F | 36°F | 50.3°F | 8.39 | 11.6 | 56 | 58 | 161 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. | Snow |
|---|---|---|---|---|---|
| January | 5°C | −7°C | −0.7°C | 23 mm | 7 cm |
| February | 9°C | −5°C | 1.8°C | 21 mm | 3 cm |
| March | 13°C | −2°C | 5.6°C | 29 mm | 5 cm |
| April | 16°C | 1°C | 8.5°C | 24 mm | 2 cm |
| May | 22°C | 5°C | 13.6°C | 27 mm | 0 cm |
| June | 28°C | 10°C | 18.8°C | 14 mm | 0 cm |
| July | 33°C | 14°C | 23.8°C | 5 mm | 0 cm |
| August | 32°C | 12°C | 22.2°C | 5 mm | 0 cm |
| September | 27°C | 7°C | 17.0°C | 7 mm | 0 cm |
| October | 19°C | 0°C | 9.8°C | 16 mm | 0 cm |
| November | 11°C | −5°C | 3.2°C | 17 mm | 2 cm |
| December | 5°C | −8°C | −1.4°C | 24 mm | 10 cm |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00263957; annual normals. Wet days: 0.01 inch or more; 90°F days and freezing nights: NOAA's day counts. Daylight: sunrise to sunset on the 15th, computed from the latitude.
When is the best weather to visit Imlay?
Normal highs sit between 65°F and 85°F in May, June, September and October. Of those, September has the fewest days with rain (2).
That is a measurement, not a recommendation: it counts the months whose normal afternoon high sits between 65°F and 85°F, where a light layer is enough by day.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00263957.
When is the last frost in Imlay?
In Imlay, the last spring frost (32°F) comes after May 17 in half of years and after June 8 in one year in ten; the first autumn frost comes before September 27 in half of years and before September 13 in one year in ten.
Frost-free in half of yearsFrost in 1 to 9 years out of 10Frost most years
- Last spring frost, half of years after
- May 171 year in 10 after June 8; 9 in 10 after April 30
- First autumn frost, half of years before
- September 271 year in 10 before September 13; 9 in 10 before October 9
NOAA puts the median frost-free season at 131 days, and the season without a hard freeze (28°F) at 156 days.
A hard freeze (28°F) comes after May 3 in half of springs and before October 6 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Imlay in zone 6b in ZIP code 89418, the nearest ZIP area. By the map's own method, the average of each year's coldest night over 1991-2020, Imlay's NOAA station is in zone 6b: the coldest night of a typical year reaches −5°F (22 complete years).
Frost dates for every NOAA station in Nevada · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00263957; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026; the station zone: ACIS daily lows, 1991-2020. A 10% date means one year in ten has a frost after it in spring or before it in autumn.
How hot and how cold does it get in Imlay?
In a normal year in Imlay, 58 days a year reach 90°F (5 of them 100°F or more), 161 nights fall to 32°F or colder and 56 days bring measurable precipitation.
- Days at 90°F or more
- 58a normal year
- Days at 100°F or more
- 5a normal year
- Nights at 32°F or colder
- 161a normal year
- Days that stay below freezing
- 11high of 32°F or less
- Days with 0.01 inch of precipitation
- 56a normal year
- Days with 1 inch of snow or more
- 4a normal year
The highest temperature in this station's record (since 1914) is 112°F, on July 17, 1959; the lowest is −35°F, on January 17, 1917.
The wettest calendar year on that record is 2019, with 12.92 in; the snowiest season is 1961–62, with 28.0 inches.
Source: NOAA NCEI 1991-2020 annual normals, station USC00263957; records: ACIS (NOAA Regional Climate Centers), station USC00263957. Records use complete months only; a month missing more than three days is left out.
How sunny is Imlay?
Over a year 85% of the sunlight that would reach the ground under clear skies gets through the clouds in the area around Imlay, 5.1 kWh per square metre a day. July is the sunniest month (94%) and December the cloudiest (68%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 72% | 2.2 |
| February | 76% | 3.3 |
| March | 77% | 4.5 |
| April | 81% | 6.0 |
| May | 83% | 7.1 |
| June | 90% | 8.1 |
| July | 94% | 8.0 |
| August | 93% | 7.1 |
| September | 92% | 5.8 |
| October | 87% | 4.1 |
| November | 79% | 2.6 |
| December | 68% | 1.8 |
Source: NASA POWER solar climatology, 2001-2020 (CERES SYN1deg). Satellite-based, for the 1-degree cell (about 100 km across) around the station, so it describes the area rather than the airport.
How much heating and cooling does Imlay need?
A normal year in Imlay brings 6,059 heating degree days, 13% more than the median U.S. place (5,373), and 728 cooling degree days, 20% fewer than the median (908). Seven months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 2,730 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 1,062 | 0 |
| February | 830 | 0 |
| March | 713 | 0 |
| April | 530 | 0 |
| May | 285 | 20 |
| June | 88 | 112 |
| July | 5 | 311 |
| August | 11 | 225 |
| September | 131 | 57 |
| October | 477 | 2 |
| November | 821 | 0 |
| December | 1,105 | 0 |
| Year (annual) | 6,059 | 728 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00263957. A degree day is one degree of a day's mean temperature below 65°F (heating) or above it (cooling); utilities use them to estimate energy use.
Has Imlay been warmer than normal lately?
Over 43 complete years from 1918 to 2019, the station's annual mean temperature rose at a fitted -0.1°F per century (−0.01°C per decade). A fitted rate summarizes the whole record; single years swing well above and below it.
Source: trend: NOAA GHCN-Monthly v4. A year counts only with all twelve months complete.
How does Imlay's climate compare?
Imlay is warmer than 19 of the other 54 places with their own NOAA record in Nevada, and wetter than 26. Across the 7,247 U.S. stations with normals, its annual mean of 50.3°F is warmer than 42%.
In the Köppen classification computed from these normals, Imlay is BSk: cold semi-arid steppe. What the classes mean.
Places with the most similar year elsewhere
Measured month by month on the normal high, low and precipitation, among places of 20,000 or more people in other states:
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers. Similarity: the root-mean-square difference of the 36 monthly figures, precipitation weighted so an inch counts like 6°F.
Questions about Imlay's climate
What is the coldest month in Imlay?
December, with a normal high of 41°F and a normal low of 18°F. The warmest is July (92°F by day, 58°F at night).
Does it snow in Imlay?
Yes: 12 inches in a normal year, falling on 9 days with 0.1 inch or more, the most in December (4.1 inches).
What is the rainiest month in Imlay?
March, with 1.16 in of precipitation in a normal year; the driest is August with 0.19 in.
What plant hardiness zone is Imlay in?
The USDA's 2023 map puts Imlay in zone 6b in ZIP code 89418, the nearest ZIP area. By the same method at Imlay's NOAA station, the coldest night of a typical year reaches −5°F (22 years, 1991-2020): zone 6b.
How late can frost come in Imlay?
In half of years the last 32°F night comes after May 17; in one year in ten it comes after June 8. Waiting until June 8 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Nevada climateThe statewide normals and every place in the state
- Rye Patch Dam, NV15 miles from this station, 51.1°F a year
- Winnemucca, NV25 miles from this station, 50.6°F a year
- Golconda, NV41 miles from this station, 50.6°F a year
- Lovelock, NV46 miles from this station, 51.6°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made