Monrovia is rarely comfortable to be outside at midday. It comes closest in early August, and even then it is often wet. For sun, aim for July to August.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
The sun season here runs from July to August. It peaks in mid July, at 59. The weakest stretch is in early and mid February, when it drops to 12, mostly because it is too hot. The clearest skies come in December, when the sky is typically 71% covered at midday (often cloudy).
Being outside is not what Monrovia is for: the Easy outdoors rating tops out at 18, mostly because it is often wet.
Walking is not what Monrovia is for: the Active outdoors rating tops out at 2, mostly because it is too warm.
The year, measured
The average temperature in Monrovia over the whole year is 27°C. February is the hottest month, with highs of about 32°C; January is the coldest, with lows of about 23°C. The rainy (wet) season in Monrovia runs from May to November, peaking in October with a 90% chance of rain on a given day. The dry season is December to April; January is the driest month, at 31%. Winds in Monrovia are highest in March, averaging 1.9 m/s (7 km/h), and lightest in November, at 1.1 m/s (4 km/h). The prevailing wind is from the SW. The clearest skies in Monrovia come in January, when the sky is typically 52% covered; August is the cloudiest month, at 86%.
Month by month Monrovia climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 31°C | 23°C | 35°C | 31% | 52% | 1.6 m/s | 1 | 20 | 0 |
| February | 32°C | 24°C | 35°C | 55% | 57% | 1.8 m/s | 2 | 16 | 0 |
| March | 32°C | 24°C | 35°C | 57% | 62% | 1.9 m/s | 0 | 15 | 0 |
| April | 31°C | 24°C | 35°C | 59% | 65% | 1.8 m/s | 0 | 15 | 0 |
| May | 31°C | 25°C | 35°C | 69% | 75% | 1.5 m/s | 1 | 19 | 0 |
| June | 29°C | 24°C | 33°C | 72% | 82% | 1.6 m/s | 4 | 43 | 0 |
| July | 27°C | 24°C | 30°C | 80% | 85% | 1.7 m/s | 12 | 57 | 1 |
| August | 27°C | 24°C | 30°C | 84% | 86% | 1.8 m/s | 15 | 58 | 1 |
| September | 28°C | 24°C | 32°C | 84% | 85% | 1.6 m/s | 8 | 50 | 0 |
| October | 29°C | 24°C | 34°C | 90% | 81% | 1.4 m/s | 2 | 31 | 0 |
| November | 31°C | 24°C | 35°C | 73% | 73% | 1.1 m/s | 1 | 16 | 0 |
| December | 31°C | 23°C | 35°C | 37% | 57% | 1.3 m/s | 1 | 18 | 0 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Monrovia weather by season
Year round, Monrovia has days of about 27°C at their warmest in August, its coolest month, and 32°C in February, its warmest; the coolest hours of the day run from 23°C to 25°C through the year, and the average temperature over the year is 27°C around the clock. Rain is most likely around October and least likely around January. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Monrovia weather in winterDecember to February
Winter in Monrovia has typical daily highs of about 31°C and lows of about 23°C, with a 41% chance of rain on a given day.
Monrovia weather in springMarch to May
Spring in Monrovia has typical daily highs of about 31°C and lows of about 24°C, with a 62% chance of rain on a given day.
Monrovia weather in summerJune to August
Summer in Monrovia has typical daily highs of about 28°C and lows of about 24°C, with a 79% chance of rain on a given day.
Monrovia weather in autumnSeptember to November
Autumn in Monrovia has typical daily highs of about 29°C and lows of about 24°C, with a 82% chance of rain on a given day.
When is the rainy season in Monrovia?
The rainy (wet) season in Monrovia runs from May to November, peaking in October with a 90% chance of rain on a given day. The dry season is December to April; January is the driest month, at 31%.
What time of year is Monrovia windiest?
Winds in Monrovia are highest in March, averaging 1.9 m/s (7 km/h), and lightest in November, at 1.1 m/s (4 km/h). The prevailing wind is from the SW.
What is the average temperature in Monrovia year round?
The average temperature in Monrovia over the whole year is 27°C. February is the hottest month, with highs of about 32°C; January is the coldest, with lows of about 23°C.
Where to go instead in early March, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.