Monrovia, Montserrado, Liberia Historical Air Quality Analysis

Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

July Air Quality Analysis
Monrovia, Montserrado, Liberia

2023

2024

2025

AQI

Days

Days	2025	2024	2023
Jul. 1	46	51	25
Jul. 2	44	53	23
Jul. 3		49	18
Jul. 4		56	30
Jul. 5		57	26
Jul. 6		52	24
Jul. 7		50	33
Jul. 8		48	35
Jul. 9		31	26
Jul. 10		31	35
Jul. 11		42	48
Jul. 12		46	30
Jul. 13		41	52
Jul. 14		44	46
Jul. 15		45	36
Jul. 16		43	19
Jul. 17		44	19
Jul. 18		42	34
Jul. 19		33	33
Jul. 20		42	22
Jul. 21		48	28
Jul. 22		38	36
Jul. 23		44	57
Jul. 24		41	42
Jul. 25		42	31
Jul. 26		46	12
Jul. 27		50	17
Jul. 28		43	23
Jul. 29		38	42
Jul. 30		43	36
Jul. 31		47	22

AQI Trends: Highest and Lowest

Highest AQI recorded on

23rd Jul 2023

57AQI

Lowest AQI recorded on

26th Jul 2023

12AQI

Same Day Analysis (2nd July ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 2nd highest AQI at 44 of Good air quality, showing improvement over 2024 on the same day.

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Monrovia, Montserrado, Liberia

AQI

Day

Night

6 AM2nd Jul 2025

6 PM

5 AM3rd Jul 2025

Day time

Avg. Highest Time

12PM2nd Jul

48AQI

Avg. Lowest Time

10AM2nd Jul

40AQI

Night time

Avg. Highest Time

8PM2nd Jul

42AQI

Avg. Lowest Time

1AM3rd Jul

37AQI

In the last 24 hours,

Monrovia's AQI reached its highest point of 48 at 12 PM during the Day, while the lowest point, 37, was recorded at 1 AM during the Night between 2nd Jul and 3rd Jul 2025.

Day & Night AQI Trend : Jun - Jul 2025
Monrovia, Montserrado, Liberia

JunJul

03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd

Day

Night

27°C26/28°C

26°C25/28°C

26°C25/27°C

26°C25/28°C

27°C25/28°C

27°C26/29°C

27°C26/28°C

26°C25/28°C

26°C25/27°C

25°C24/27°C

26°C24/28°C

26°C25/27°C

25°C24/27°C

26°C24/28°C

26°C24/27°C

26°C25/27°C

26°C24/27°C

26°C24/28°C

26°C25/26°C

26°C25/27°C

25°C24/27°C

26°C25/27°C

26°C25/26°C

24°C24/26°C

25°C24/26°C

26°C25/27°C

25°C25/27°C

26°C25/28°C

6 AM

12 PM

6 PM

12 AM

5 AM

0°C0/0°C

Day time

Avg. Highest Time

6 AM - 6 PM

44AQI

13 hours / Day

390 hours / Month

Avg. Lowest Time

6 AM - 6 PM

44AQI

13 hours / Day

390 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 6 AM to 6 PM (Avg. 44), while the lowest AQI was between 6 AM to 6 PM (Avg. 44).

Night time

Avg. Highest Time

12 AM - 11 PM

44AQI

11 hours / Day

330 hours / Month

Avg. Lowest Time

1 AM - 11 PM

44AQI

10 hours / Day

300 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 44), while the lowest AQI was between 1 AM to 11 PM (Avg. 44).

2025 Days Vs Air Quality
Monrovia, Montserrado, Liberia

2025

58%

107

38%

Total number of days with different AQI categories in last 184 days in 2025 (181 days remaining)

Good

107 Days

Moderate

69 Days

Poor

7 Days

Unhealthy

0 Days

Severe

0 Days

Hazardous

0 Days

Under WHO’s Safe Air Quality Limits: 58%

Health Risk Level:

Considerable

In 2025, 58% of 184 days were within WHO’s safe air quality limits, and 42% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.

Annual Air Quality Insights
Monrovia, Montserrado, Liberia

AQI levels in 2025

AQI

PM2.5

PM10

SO2

NO2

Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

84AQI

64AQI

41AQI

47AQI

45AQI

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202553AQI

107

Highest AQI recorded in

January

84AQI

Lowest AQI recorded in

April

41AQI

202455AQI

166

140

Highest AQI recorded in

December

94AQI

Lowest AQI recorded in

October

19AQI

202336AQI

259

Highest AQI recorded in

January

66AQI

Lowest AQI recorded in

October

19AQI

202248AQI

Highest AQI recorded in

December

63AQI

Lowest AQI recorded in

October

11AQI

Most & Least Polluted Years Over the Last 4 Years

Most Polluted Year Recorded

2024(Avg.)

55AQI

Least Polluted Year Recorded

2023(Avg.)

36AQI

Monrovia's annual 2025 AQI (53) shows an average percentage change of 18.2% (worsened AQI) compared to previous years: 2022 (48), 2023 (36), 2024 (55).


6 AM	44
7 AM	44
8 AM	44
9 AM	40
10 AM	40
11 AM	46
12 PM	48
1 PM	48
2 PM	48
3 PM	48
4 PM	48
5 PM	46
6 PM	43
7 PM	42
8 PM	42
9 PM	42
10 PM	42
11 PM	42
12 AM	38
1 AM	37
2 AM	42
3 AM	42
4 AM	42
5 AM	42

Monrovia, Montserrado, Liberia Historical Air Quality Analysis

July Air Quality AnalysisMonrovia, Montserrado, Liberia

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025Monrovia, Montserrado, Liberia

Day & Night AQI Trend : Jun - Jul 2025Monrovia, Montserrado, Liberia

2025 Days Vs Air Quality Monrovia, Montserrado, Liberia

Annual Air Quality InsightsMonrovia, Montserrado, Liberia

AQI levels in 2025

No. of days

July Air Quality Analysis
Monrovia, Montserrado, Liberia

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Monrovia, Montserrado, Liberia

Day & Night AQI Trend : Jun - Jul 2025
Monrovia, Montserrado, Liberia

2025 Days Vs Air Quality
Monrovia, Montserrado, Liberia

Annual Air Quality Insights
Monrovia, Montserrado, Liberia