Tolani Lake sits near the bottom of U.S. towns for precipitation, with 9 inches a year
Deep winter brings January lows near 21°. August is the wettest month here, with about 12 times the rain of June. Its July heat outdoes that of 95% of U.S. towns. Homes need heating from November to March, the months averaging under 50°.
A year in Tolani Lake at a glance
Each month’s typical high and low, and what it brings.
What stands out about Tolani Lake’s climate
Compared with towns across the U.S., with Tolani Lake’s place in Arizona beside it.
What a year in Tolani Lake feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 9 inches of rain a year
August is the wettest month and June the driest.
Rain + melted snow by month
Inches of water
Living with Tolani Lake’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
Zone 7a.
Months with highs of 62–84° and lows of 40° or more: May.
Parks & trails →Of the yearly building losses FEMA expects in Tolani Lake from natural hazards, river flooding is the largest share (52%); heat waves, cold waves, winter storms and ice storms together are 2%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Tolani Lake and similar climates
TownRatings has no climate map of the towns around Tolani Lake yet.
Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.
Warmer than it used to be
The last 30 years in Tolani Lake averaged 1.7° warmer than the 1900s. The biggest change is in January (+3.2°).
A bigger shift than in 75% 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 Tolani Lake compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Tolani Lake’s place among Arizona’s.
Tolani Lake weather by month
Highs, lows and precipitation from NOAA’s grid at Tolani Lake’s center. 1991–2020 normals.
| Month | High | Low | Rain + melt | 30-yr range |
|---|---|---|---|---|
| January | 48° | 21° | 0.7" | 28° – 39° |
| February | 55° | 25° | 0.7" | 35° – 46° |
| March | 64° | 31° | 0.7" | 42° – 53° |
| April | 71° | 37° | 0.4" | 48° – 59° |
| May | 81° | 44° | 0.4" | 56° – 67° |
| June | 92° | 53° | 0.1" | 67° – 77° |
| July | 95° | 62° | 1.2" | 74° – 82° |
| August | 92° | 61° | 1.5" | 74° – 82° |
| September | 86° | 53° | 1.2" | 65° – 72° |
| October | 74° | 40° | 0.8" | 53° – 61° |
| November | 59° | 28° | 0.5" | 37° – 50° |
| December | 47° | 19° | 0.6" | 25° – 39° |
| Year | 72° | 39° | 8.6" |
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 25° to 39°. September is the most reliable, staying within 7°.
Where Tolani Lake’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 Tolani Lake’s center.
- 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 Tolani Lake’s climate
What is the weather like in Tolani Lake?
A typical July afternoon reaches 95°, a January night drops to 21°. Colder January nights than 52% of U.S. towns; hotter July afternoons than 95% of U.S. towns.
How cold does it get in Tolani Lake in winter?
December nights average 19°. In the coldest December of the last 30 years the month averaged 25°.
How hot does it get in Tolani Lake?
July, with a typical high of 95°. 90° days are rare.
What growing zone is Tolani Lake in?
Zone 7a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 4°.
What is the best time of year to visit Tolani Lake?
By one simple rule (highs of 62–84° and lows of 40° or more), May. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Tolani Lake getting warmer?
Yes: 1991–2020 averaged 1.7° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 75% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Tolani Lake.
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.