The Frontier Gazette & Almanack
“Fair Warning for Every Town Under the Sky” · Est. 1881
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Isiolo Weather in May

Isiolo in May

The short of it: Isiolo in May averages a high of 30 °C (86 °F) and a low of 18 °C (65 °F), with 40 mm (1.6 in) of rain and about 12 h 8 min of daylight. Rated 4 of 5 for a visit; the best months are July and August. Source: TerraClimate climate normals, 1991–2020.

Average high 30° · low 18° · rain 40 mm · daylight 12 h 8 min

✦✦✦✦ Recommended for a visit · best months: July & August

May in Isiolo brings afternoons near 30° and nights around 18°, with about 40 mm of rain over the month. Days run hot, near 30° in the afternoon; ride early and rest at noon. Rain is modest, about 40 mm, the 6th wettest month.

The sun is up for about 12 h 8 min in mid-May.

For the traveller: pack linen, a wide hat and water. The Almanac rates May 4 of 5 for a visit; the finest months here are July and August.

Against its neighbours, Isiolo runs warmer than most and drier than most in May. Kiirua, 26 km to the S, is 7° cooler by day.

May in Isiolo, by the numbers

Warmth rank
7th warmest of 12
Rain rank
6th wettest of 12
Versus April
about the same, 78 mm less rain
Versus June
1° warmer
Day–night spread
12°
Snow season
seldom any
Daylight, mid-month
12 h 8 min
Average wind
10 km/h

Neighbouring Towns

May averages · distance by the crow’s flight
TownDistanceHighLowRain
KiiruaMeru County26 km S23°12°120 mm
Archers PostSamburu County33 km NNE31°19°30 mm
MeruMeru County35 km SSE24°14°147 mm
LareMeru County40 km E25°15°111 mm
MauaMeru County42 km ESE25°15°161 mm
NkubuMeru County48 km S24°14°163 mm
TimauMeru County49 km SW23°10°109 mm
MitunguuMeru County56 km SSE27°17°87 mm

The Almanac · Isiolo Month by Month

Climate normals 1991–2020 · pick a month
PrecipitationAverage highAverage low
Recommended
The Almanac Speaks
May
✦✦✦✦✦

Days run hot, near 30° in the afternoon; ride early and rest at noon. Rain is modest, about 40 mm, the 6th wettest month.

Climate of Isiolo by month
MonthHighLowRainWindDaylightVisit
January31°16°26 mm9 km/h12 h 6 min✦✦✦✦
February32°17°23 mm9 km/h12 h 6 min✦✦✦✦
March32°18°76 mm9 km/h12 h 7 min✦✦
April30°18°118 mm9 km/h12 h 7 min✦✦
May30°18°40 mm10 km/h12 h 8 min✦✦✦✦
June30°17°4.0 mm14 km/h12 h 8 min✦✦✦✦
July29°17°6.0 mm17 km/h12 h 8 min✦✦✦✦✦
August29°17°6.0 mm16 km/h12 h 8 min✦✦✦✦
September31°17°7.0 mm14 km/h12 h 7 min✦✦✦✦
October31°18°92 mm9 km/h12 h 6 min✦✦
November28°18°193 mm9 km/h12 h 6 min✦✦✦
December29°16°72 mm9 km/h12 h 6 min✦✦✦

Questions Readers Ask about Isiolo in May

Answered from the wire & the Almanac

What is the weather like in Isiolo in May?

Days average 30 °C (86 °F) and nights 18 °C (65 °F), with about 40 mm (1.6 in) of rain over the month. Days run hot, near 30° in the afternoon; ride early and rest at noon. Rain is modest, about 40 mm, the 6th wettest month.

Is May a good time to visit Isiolo?

The Almanac gives May 4 of 5 (recommended). The best months are July and August.

How long are the days in Isiolo in May?

In mid-May the sun is up for about 12 h 8 min. Near the equator the days hardly change through the year.

Does it snow in Isiolo in May?

Hardly — May nights average 18 °C (65 °F), above freezing.

What should I pack for Isiolo in May?

Linen, a wide hat, sun cream and water.

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The Editor’s Remark

“Weather is the only news that never grows stale. Each morning the sky writes its own front page, and we at Wanted Weather are but its telegraph operators.”— J. Whitmore, Editor