Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Gilbert, Arizona, United States climate

Average temperatures, precipitation and all-time records for Gilbert, Arizona, United States, with every day graded against ~45 years of local climate history (1981–2026). Its warmest month is July, averaging a high of 105°F, and its coldest is January, with an average low of 41°F.

Gilbert is a town in Maricopa County, Arizona, United States. Located southeast of Phoenix, Gilbert had a population of 293,630 as of 2023. It is the fourth-most populous municipality in Arizona and is considered a suburb of Phoenix. via Wikipedia

How today compares

Latest recorded day: 2026-07-21. Each reading placed on Gilbert, Arizona, United States's own ±7-day seasonal distribution.

High 102°F Below Normal · 29th pct
Low 81°F Normal · 53rd pct
Feels-like 108°F Below Normal · 30th pct
Humidity 17.7 g/m³ Very High · 97th pct
Wind 9 mph Below Normal · 33rd pct
Precip 0.00 in Dry

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Gilbert average temperatures by month

Typical daily high and low, and average precipitation, for each month in Gilbert, Arizona, United States, based on 1981–2026 records. The wettest month is August (0.10 in on an average day).

MonthAvg highAvg lowAvg precip
January 67°F 41°F 0.00 in
February 70°F 44°F 0.00 in
March 76°F 48°F 0.00 in
April 84°F 54°F 0.00 in
May 93°F 62°F 0.00 in
June 104°F 72°F 0.00 in
July 105°F 80°F 0.00 in
August 103°F 79°F 0.10 in
September 99°F 73°F 0.00 in
October 89°F 61°F 0.00 in
November 76°F 50°F 0.00 in
December 66°F 42°F 0.00 in

Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -10°F to 115°F scale, so the whole year's rhythm reads at a glance.

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Record extremes

  • Hottest day on record: 123°F on 1995-07-28
  • Coldest day on record: 18°F on 1990-12-23

All Gilbert weather records →

Percentiles compare each day to Gilbert, Arizona, United States's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →