Fort Mohave reaches 100° on about 121 days a year, more than all but 13 U.S. towns
January nights here settle around 45°. Its yearly precipitation falls short of almost every U.S. town. The latest 30-year average runs 1.6° warmer than 1901–2000’s, with January up the most. The outdoor season runs from November to March, with highs of 64–78°.
A year in Fort Mohave at a glance
Each month’s typical high and low, and what it brings.
What stands out about Fort Mohave’s climate
Compared with towns across the U.S., with Fort Mohave’s place in Arizona beside it.
What a year in Fort Mohave feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 121 days a year reach 100°
And 173 days reach 90°. Frost and day counts come from NOAA’s station at Laughlin, NV, 12 miles from the town’s center, at about the same height.
The 2023 USDA map puts Fort Mohave’s center in zone 9b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 27°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
About 5 inches of rain a year
February is the wettest month and June the driest. Rain falls on about 21 days a year. Snow is rare: about 0.0" in a normal year at Laughlin, NV, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Fort Mohave
20% of the work is heating, so air conditioning is the bigger bill. Months averaging under 55° run from December.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Laughlin, NV.
Living with Fort Mohave’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
Zone 9b. Frost comes about 6 winters in 10, so the growing year is set by heat, not cold: 121 days at 100° make midsummer the hard season for gardens.
Months with highs of 62–84° and lows of 40° or more: January, February, March, November and December. 12 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Fort Mohave from natural hazards, river flooding is the largest share (78%); heat waves, cold waves, winter storms and ice storms together are 15%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Fort Mohave and its neighbors
Every town next door is within a degree of Fort Mohave in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Fort Mohave’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Fort Mohave, AZ | 45° | 110° | 5" | 0.0" |
| Brawley, CA | 43° | 108° | 2" | 0.0" |
| St. George, UT | 33° | 103° | 8" | 1.2" |
| Laredo, TX | 45° | 99° | 20" | 0.1" |
| Sunland Park, NM | 32° | 96° | 9" | 2.0" |
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.
Warmer than it used to be
The last 30 years in Fort Mohave averaged 1.6° warmer than the 1900s. The biggest change is in January (+2.5°).
A bigger shift than in 67% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Fort Mohave compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Fort Mohave’s place among Arizona’s.
Fort Mohave weather by month
Highs, lows and precipitation from NOAA’s grid at Fort Mohave’s center; snow, wet days and snow on the ground from Laughlin, NV. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 65° | 45° | 0.9" | 0.0" | 3 | 0 | 51° – 61° |
| February | 70° | 47° | 1.1" | 0.0" | 4 | 0 | 52° – 65° |
| March | 78° | 53° | 0.6" | 0.0" | 3 | 0 | 58° – 74° |
| April | 86° | 59° | 0.2" | 0.0" | 1 | 0 | 66° – 78° |
| May | 96° | 68° | 0.1" | 0.0" | 0 | 0 | 76° – 87° |
| June | 106° | 77° | 0.0" | 0.0" | 0 | 0 | 86° – 96° |
| July | 110° | 84° | 0.3" | 0.0" | 1 | 0 | 93° – 99° |
| August | 109° | 83° | 0.4" | 0.0" | 2 | 0 | 92° – 99° |
| September | 102° | 75° | 0.3" | 0.0" | 1 | 0 | 85° – 92° |
| October | 89° | 63° | 0.4" | 0.0" | 1 | 0 | 72° – 82° |
| November | 75° | 51° | 0.3" | 0.0" | 1 | 0 | 56° – 68° |
| December | 64° | 44° | 0.5" | 0.0" | 2 | 0 | 50° – 58° |
| Year | 87° | 62° | 5.0" | 0.0" | 21 | 0 |
How much a month can swing
A normal is an average. March swings the most: from 1991 to 2020 its average ranged from 58° to 74°. July is the most reliable, staying within 6°.
Where Fort Mohave’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Fort Mohave’s center.
- Snow: Laughlin, NV.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Laughlin, NV, 12 miles from the town’s center, at about the same height; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Fort Mohave’s climate
What is the weather like in Fort Mohave?
A typical July afternoon reaches 110°, a January night drops to 45°, and snow is almost unheard of. Milder January nights than 94% of U.S. towns; hotter July afternoons than all but 1 U.S. town.
How cold does it get in Fort Mohave in winter?
December nights average 44°. About 3 nights a year reach 32° or below. In the coldest December of the last 30 years the month averaged 50°.
How much snow does Fort Mohave get?
About 0.0 inches in a normal winter at Laughlin, NV, so most winters see none.
How hot does it get in Fort Mohave?
July, with a typical high of 110° and a low of 84°. About 173 days a year reach 90° and 121 reach 100° (Laughlin, NV).
When is the first and last frost in Fort Mohave?
There is no reliable frost date: a 32° night comes in about 61% of winters at Laughlin, NV, so most years bring a freeze but some pass without one.
What growing zone is Fort Mohave in?
Zone 9b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 27°.
What is the best time of year to visit Fort Mohave?
By one simple rule (highs of 62–84° and lows of 40° or more), January, February, March, November and December. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Fort Mohave getting warmer?
Yes: 1991–2020 averaged 1.6° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 67% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Fort Mohave.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.