Daily brief · United States
Record from Aug 13, 2026. Back to current conditions

Boulder Aug 13, 2026

Review recorded on Aug 22, 2026, 6:40 PM UTC.

Weather-risk signals · signal engine (Open-Meteo)

A heavy rain day could hit

high

A single day could bring around 8.6mm of rain on 2026-08-14 — above the local heavy-rain reference for this time of year (around 4.9mm in a day). Construction, drainage, and outdoor events should review schedules.

Reading evidence

Valid until Aug 18, 2026, 6:04 PM UTC.

Source: Open-Meteo.

Samples: 150.

outdoor events · drainage operators · agriculture

A dry stretch is forming

extreme

10 dry days in a row could start 2026-08-17. A dry day here means 1mm of rain or less; the important number is the length of the run. Crops in flowering or fruit-set windows are most exposed.

Reading evidence

Valid until Aug 18, 2026, 6:04 PM UTC.

Source: Open-Meteo.

agriculture

Water conditions are improving

active

Around 19.2mm of rain has fallen over the past 14 days — above the 0.2mm typical for this period. A healthier water balance is restoring across this area.

Reading evidence

Valid until Aug 18, 2026, 6:04 PM UTC.

Source: Open-Meteo.

Samples: 137.

hydro operators · agriculture · reservoir ops

Heat is building above the usual range

low

Daily highs may average around 31.1°C over the next week — above the 29.6°C typical for this time of year. Outdoor work, livestock, and crops in flowering can come under stress.

Reading evidence

Valid until Aug 20, 2026, 6:04 PM UTC.

Source: Open-Meteo.

Samples: 150.

outdoor farmers · tourism · energy demand

Rainfall is trending above the usual

extreme

Around 14.7mm of rain may fall in the next 48 hours — above the 0mm typical for this period. Field access, drying, and outdoor logistics may be affected.

Reading evidence

Valid until Aug 15, 2026, 6:04 PM UTC.

Source: Open-Meteo.

Historical reference window: 10 requested years.

Historical reference window: ±7 calendar days.

Samples: 149.

farmers · tourism · logistics

Recorded daily weather · Open-Meteo

Rain 0.4 mmMax 26.8 °CMin 17.4 °CGusts 27.7 km/h

Comparison unavailable for this edition.

What people were seeing · community field reports

No field observations were posted for this place on Aug 13, 2026.