ClimateAverages

Imperatriz Climate

Maranhao, Brazil · population 218,106 · 5 weather stations within 200 km · records 1911 to 2025

Average annual daytime high
32.6°C
Warmest month · September
35.0°C
Typical daytime high
Coldest month · July
18.8°C
Typical overnight low

Imperatriz has an average annual daytime high of 32.6°C, based on the 1951 to 1980 baseline. Its warmest month is September, when highs typically reach 35.0°C, and its coldest is July, with overnight lows near 18.8°C.

Month by month averages

MonthAvg highAvg low
January31.0°C21.8°C
February31.0°C21.8°C
March31.1°C22.0°C
April31.4°C22.0°C
May32.2°C21.4°C
June32.8°C19.8°C
July33.6°C18.8°CColdest
August34.9°C19.4°C
September35.0°C21.4°CWarmest
October33.9°C22.1°C
November32.8°C22.3°C
December31.5°C22.0°C

Temperature range across the year

17°22°27°32°37°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2015
+2.0°C vs. 1951–1980
Coldest year on record
1916
-0.8°C vs. 1951–1980

These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.

Is Imperatriz getting hotter?

Since 1900, Imperatriz's average temperature has risen by 0.0°C.

26.4°26.9°27.5°28.0°28.5°1951–1980 baseline19251950197520002025

20-year smoothed annual temperature reconstructed from station anomalies. Dashed line: 1951–1980 baseline.

Best time to visit
any time of year

Daytime highs sit within a comfortable 15°C to 26°C range.

FAQ

What is the average temperature in Imperatriz?

Imperatriz's average annual daytime high is 32.6°C, based on the 1951 to 1980 baseline period. The warmest month is September, with highs averaging 35.0°C, and the coldest is July, with lows averaging 18.8°C.

What is the warmest month in Imperatriz?

September is the warmest month in Imperatriz, with typical daytime highs of 35.0°C.

What is the hottest year on record for Imperatriz?

2015 is the hottest year on record for Imperatriz, running +2.0°C above the 1951 to 1980 baseline.

Is Imperatriz getting hotter?

Yes. Since 1900, Imperatriz has warmed by roughly 0.0°C.

When is the best time to visit Imperatriz?

any time of year typically offers the most comfortable daytime highs, in the 15°C to 26°C range.

Nearby cities

Baseline period 1951 to 1980. Monthly averages are the mean of station observations weighted by proximity. Warming trend is the 20-year smoothed anomaly against that baseline.